CN110376387A - Blood CRP Quality Control object and its quality control method - Google Patents
Blood CRP Quality Control object and its quality control method Download PDFInfo
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- CN110376387A CN110376387A CN201910711338.0A CN201910711338A CN110376387A CN 110376387 A CN110376387 A CN 110376387A CN 201910711338 A CN201910711338 A CN 201910711338A CN 110376387 A CN110376387 A CN 110376387A
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Abstract
The invention discloses a kind of blood CRP Quality Control objects, including five-classification leucocyte analogies and CRP antigen.This blood CRP Quality Control object selection CRP antigen and five-classification leucocyte analogies are combined, and when being applied to the analyzer of five classification blood routines and CRP joint-detection, can be completed at the same time the monitoring to blood routine and CRP.This blood CRP Quality Control object can be used for the daily Quality Control of the analyzer of five classification blood routines and CRP joint-detection, the precision of monitoring and evaluation analysis instrument testing result.The invention also discloses the quality control methods of above-mentioned blood CRP Quality Control object.
Description
The application is divisional application, original bill application No. is " 201480082488.5 ", entitled " blood CRP matter
Control object and its quality control method ", the applying date is on December 10th, 2014.
Technical field
The present invention relates to blood testing fields, more particularly to a kind of blood CRP Quality Control object and its quality control method.
Background technique
CRP (c reactive protein) detection is as highly effective fingers such as diagnosis acute infection, cardiovascular disease and cancers
Mark.When CRP detection is combined with blood routine detection, it can effectively identify the type of infector, targetedly therapeutic scheme is provided.
The analyzer of five classification blood routines and CRP joint-detection is now had already appeared on the market, but there is no the matter for this quasi-instrument at present
Control object.
It is the general red blood cell using human or animal, white thin now there are many implementation method of five classification blood routine Quality Control objects
Red blood cell, leucocyte and the blood platelet etc. in Quality Control object is simulated after the processing such as born of the same parents to be unable to complete while to blood routine and CRP
Monitoring.
United States Patent (USP) 6548646 discloses a kind of preparation method of CRP Quality Control object, is based on serum or plasma matrix,
When detecting on matched analyzer, the performances such as repeatability are preferable.The quality-control product be also unable to complete and meanwhile to blood routine and
The monitoring of CRP.
It is desirable to have it is a kind of for and meanwhile carry out blood routine and CRP detection analyzer quality-control product, be used for this instrument
The quality of device controls.
Summary of the invention
Based on this, it is necessary to provide the specific egg of blood associated with a kind of specific protein antigen and five-classification leucocyte analogies
White mixing Quality Control object.
In addition, there is a need to provide a kind of quality control method of above-mentioned blood specific protein mixing Quality Control object.
A kind of blood specific protein mixing Quality Control object, including five-classification leucocyte analogies and specific protein antigen.
In one embodiment, the specific protein antigen is CRP antigen, and concentration is 0.1mg/L~100mg/L.
In one embodiment, the five-classification leucocyte analogies include that neutrophil cell, lymphocyte, monokaryon are thin
Born of the same parents, basophilic granulocyte and eosinophil, the concentration of the five-classification leucocyte analogies are 1 × 109A/L~30 ×
109A/L.
In one embodiment, the five-classification leucocyte analogies are mammalian leukocytes.
In one embodiment, the blood specific protein mixing Quality Control object further includes red blood cell analogies, described red thin
The concentration of born of the same parents' analogies is 1 × 1012A/L~6 × 1012It is a.
In one embodiment, the red blood cell analogies are human red blood cells.
In one embodiment, the blood specific protein mixing Quality Control object further includes platelet analogue, and the blood is small
The concentration of plate analogies is 10 × 109A/L~1000 × 109A/L.
In one embodiment, the platelet analogue is mammalian platelets or red blood cell.
In one embodiment, the blood specific protein mixing Quality Control object further includes that matrix saves liquid.
In one embodiment, the matrix saves liquid and uses buffer, and the matrix saves in liquid containing water-soluble
Property protein, polyol and small molecule amino acid.Preferably, matrix save liquid in containing concentration be 0.1g/L~
The small molecule amino acid of the water soluble protein of 10g/L, the polyol of 1g/L~50g/L and 1g/L~50g/L.
In one embodiment, the buffer is citrate buffer or phosphate buffer, the water solubility egg
White matter is bovine serum albumin or human serum albumins, and the polyol is mannitol, lactose, glucose, sucrose or sea
Algae sugar, the small molecule amino acid are glycine, lysine, micromolecule polypeptide or peptide polysaccharide.
A kind of quality control method of blood specific protein mixing Quality Control object, includes the following steps:
Blood specific protein mixing Quality Control object is provided, the blood specific protein mixing Quality Control object includes five-classification leucocyte
Analogies and specific protein antigen；
The analyzer of five classification blood routines and specific protein joint-detection is provided；
Blood sample to be measured is provided；
The blood specific protein mixing Quality Control object is analyzed in the five classification blood routine and specific protein joint-detection
White blood cell count(WBC) and specific protein the antigen reading obtained on analyzer；And
The blood sample to be measured is analyzed to obtain on the five classification blood routine and the analyzer of specific protein joint-detection
White blood cell count(WBC) and specific protein the antigen reading arrived.
A kind of mixing Quality Control object of blood and specific protein, including five-classification leucocyte analogies and at least one specific egg
Bai Kangyuan.
In one embodiment, specific protein antigen is selected from CRP antigen, serum amyloid protein antigen, and Procalcitonin resists
Original, interleukin-6 antigen, human chorionic gonadotrophin antigen, growth hormone antigen, lutropin antigen, first tire egg
At least one of Bai Kangyuan and carcinomebryonic antigen.
In one embodiment, specific protein antigen is CRP antigen and serum amyloid protein antigen；Preferably, CRP is anti-
Concentration of the original in the mixing Quality Control object of the blood and specific protein is 1mg/L~100mg/L, serum amyloid protein antigen
Concentration in the mixing Quality Control object of the blood and specific protein is 2mg/L~200mg/L.
In one embodiment, specific protein antigen is CRP antigen and serum amyloid protein antigen, CRP antigen and blood
The ratio of clear amyloid protein antigen is 1: 2~1: 2.5.
In one embodiment, the mixing Quality Control object of blood and specific protein further includes that matrix saves liquid, and the matrix is protected
Liquid storage uses buffer, and the matrix, which saves, contains water soluble protein, polyol and small molecule ammonia in liquid
Base acid and surfactant, it is preferred that surfactant is nonionic surfactant, and preferred surfactant is selected from
Triton X-100, polysorbas20, polysorbate40 or Tween 80；The concentration of the surfactant is 0.005%~5%, preferably
The concentration of surfactant is 0.005%~1%.
This blood specific protein mixing Quality Control object contains at least one specific protein antigen and five-classification leucocyte simulation
Object can be completed at the same time to blood routine and extremely when being applied to the analyzer of five classification blood routines and specific protein joint-detection
A kind of monitoring of few specific protein.This blood specific protein mixing Quality Control object can be used for five classification blood routines and specific protein
The daily Quality Control of the analyzer of joint-detection, the precision of monitoring and evaluation analysis instrument testing result.
Detailed description of the invention
Fig. 1 is the flow chart of the quality control method of the blood CRP Quality Control object of an embodiment；
Fig. 2 be embodiment 1 made from neutrophil cell, lymphocyte, monocyte and basophilic granulocyte step it is auspicious
The classification scatter plot that BC-53 series cellanalyzer Diff Air conduct measurement obtains, abscissa indicate lateral scattering luminous intensity, indulge
Coordinate representation forward scattering luminous intensity；
Fig. 3 be embodiment 1 made from neutrophil cell, lymphocyte, monocyte and basophilic granulocyte step it is auspicious
The histogram that BC-53 series cellanalyzer Baso Air conduct measurement obtains；
Fig. 4 is that eosinophil made from embodiment 1 is stepping auspicious BC-53 series cellanalyzer Diff Air conduct measurement
Obtained classification scatter plot, abscissa indicate lateral scattering luminous intensity, and ordinate indicates forward scattering luminous intensity；
Fig. 5 is that red blood cell analogies made from embodiment 1 are stepping auspicious BC-53 series cellanalyzer RBC Air conduct measurement
Obtained histogram；
Fig. 6 is that platelet analogue made from embodiment 1 is stepping auspicious BC-53 series cellanalyzer PLT Air conduct measurement
Obtained histogram；
Fig. 7 is that blood CRP Quality Control object made from embodiment 1 is stepping what auspicious whole blood CRP analyzer Diff Air conduct measurement obtained
Classification scatter plot；
Fig. 8 is that blood CRP Quality Control object made from embodiment 1 is stepping what auspicious whole blood CRP analyzer Baso Air conduct measurement obtained
Histogram；
Fig. 9 is lymphocyte, monocyte and basophilic granulocyte made from embodiment 2 to step auspicious BC-53 series blood thin
The classification scatter plot that born of the same parents' analyzer Diff Air conduct measurement obtains, abscissa indicate lateral scattering luminous intensity, ordinate indicate before to
Scattered light intensity；
Figure 10 is lymphocyte, monocyte and basophilic granulocyte made from embodiment 2 to step auspicious BC-53 series blood thin
The histogram that born of the same parents' analyzer Baso Air conduct measurement obtains；
Figure 11 is that neutrophil cell made from embodiment 2 is stepping the auspicious BC-53 series channel cellanalyzer Diff inspection
The classification scatter plot measured, abscissa indicate lateral scattering luminous intensity, and ordinate indicates forward scattering luminous intensity；
Figure 12 is that eosinophil made from embodiment 2 is stepping the auspicious BC-53 series channel cellanalyzer Diff inspection
The classification scatter plot measured, abscissa indicate lateral scattering luminous intensity, and ordinate indicates forward scattering luminous intensity；
Figure 13 is that red blood cell analogies made from embodiment 2 are stepping auspicious BC-53 series cellanalyzer RBC Air conduct measurement
Obtained histogram；
Figure 14 is that platelet analogue made from embodiment 2 is stepping auspicious BC-53 series cellanalyzer PLT Air conduct measurement
Obtained histogram；
Figure 15 is that blood CRP Quality Control object made from embodiment 2 is stepping what auspicious whole blood CRP analyzer Diff Air conduct measurement obtained
Classification scatter plot；
Figure 16 is that blood CRP Quality Control object made from embodiment 2 is stepping what auspicious whole blood CRP analyzer Baso Air conduct measurement obtained
Histogram；
Figure 17 is blood CRP Quality Control object made from embodiment 3 to step auspicious BC-55/58 series cellanalyzer Diff logical
The classification scatter plot that road detects, abscissa indicate lateral scattering luminous intensity, and ordinate indicates forward scattering luminous intensity；
Figure 18 is blood CRP Quality Control object made from embodiment 3 to step auspicious BC-55/58 series cellanalyzer Baso logical
The classification scatter plot that road detects, abscissa indicate lateral scattering luminous intensity, and ordinate indicates forward scattering luminous intensity；
Figure 19 is that blood CRP Quality Control object made from embodiment 3 is stepping what auspicious whole blood CRP analyzer Diff Air conduct measurement obtained
Classification scatter plot；
Figure 20 is that blood CRP Quality Control object made from embodiment 3 is stepping what auspicious whole blood CRP analyzer Baso Air conduct measurement obtained
Histogram；
Figure 21 is that blood CRP Quality Control object made from embodiment 4 is stepping the auspicious BC-68 series channel cellanalyzer Baso inspection
The classification scatter plot measured, abscissa indicate lateral scattering luminous intensity, and ordinate indicates fluorescence intensity；
Figure 22 is that blood CRP Quality Control object made from embodiment 4 is stepping the auspicious BC-68 series channel cellanalyzer Baso inspection
The classification scatter plot measured, abscissa indicate lateral scattering luminous intensity, and ordinate indicates forward scattering luminous intensity；
Figure 23 is that blood CRP Quality Control object made from embodiment 4 is examined in the XE series channel cellanalyzer Baso SYSMEX
The classification scatter plot measured, abscissa indicate lateral scattering luminous intensity, and ordinate indicates fluorescence intensity；
Figure 24 is that blood CRP Quality Control object made from embodiment 4 is examined in the XE series channel cellanalyzer Baso SYSMEX
The classification scatter plot measured, abscissa indicate lateral scattering luminous intensity, and ordinate indicates forward scattering luminous intensity；
Figure 25 is that blood CRP Quality Control object made from embodiment 4 is stepping what auspicious whole blood CRP analyzer Diff Air conduct measurement obtained
Classification scatter plot；
Figure 26 is that blood CRP Quality Control object made from embodiment 4 is stepping what auspicious whole blood CRP analyzer Baso Air conduct measurement obtained
Histogram；
Figure 27 A is that mixture Quality Control object made from embodiment 5 is obtained stepping auspicious whole blood CRP/SAA analyzer DIFF Air conduct measurement
The classification scatter plot arrived；
Figure 27 B is that mixture Quality Control object made from embodiment 5 is obtained stepping auspicious whole blood CRP/SAA analyzer WNB Air conduct measurement
The classification scatter plot arrived；
Figure 28 A is that mixture Quality Control object made from embodiment 6 is obtained stepping auspicious whole blood CRP/SAA analyzer DIFF Air conduct measurement
The classification scatter plot arrived；
Figure 28 B is that mixture Quality Control object made from embodiment 6 is obtained stepping auspicious whole blood CRP/SAA analyzer WNB Air conduct measurement
The classification scatter plot arrived；
Figure 29 A is that mixture Quality Control object made from embodiment 7 is obtained stepping auspicious whole blood CRP/SAA analyzer DIFF Air conduct measurement
The classification scatter plot arrived；
Figure 29 B is that mixture Quality Control object made from embodiment 7 is obtained stepping auspicious whole blood CRP/SAA analyzer WNB Air conduct measurement
The classification scatter plot arrived.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
In traditional viewpoint, CRP antigen and five-classification leucocyte analogies will not generally be selected to be combined, because it is expected that
The presence of antigen will affect the stability of various types of cells analogies.Applicant after study, simulate by discovery CRP antigen dialogue cell
Object does not influence substantially, and using suitable matrix, antigen obtains the compound blood of five-classification leucocyte and CRP antigen steady in a long-term
The Quality Control of blood routine detection and the detection of CRP antigen can be completed in liquid quality-control product, a quality-control product, and easy to use and result is more quasi-
Really.
The blood CRP Quality Control object of one embodiment, including the simulation of five-classification leucocyte analogies, CRP antigen, red blood cell
Object, platelet analogue and matrix save liquid.
Five-classification leucocyte analogies, CRP antigen, red blood cell analogies and platelet analogue are stored in matrix respectively
It saves in liquid, then mixes in proportion, required blood CRP Quality Control object can be obtained.
In other implementations, red blood cell analogies and platelet analogue can be omitted.
CRP antigen can select the Human C-reactiveprotein antigen of purifying, or the CRP antigen of commercialization, use immunoturbidimetry
Analyzer on when detecting, it is known that CRP concentration, or concentration is learnt by the mode of tracing to the source.In blood CRP Quality Control object, CRP antigen
Concentration can be 0.1mg/L~100mg/L.
In blood CRP Quality Control object, the concentration of five-classification leucocyte analogies is 1 × 109A/L~30 × 109A/L.Five points
Class leucocyte analogies include neutrophil cell, lymphocyte, monocyte, basophilic granulocyte and eosinophil,
To simulate the property of blood middle leukocytes.
The five-classification leucocyte analogies of the application, five sub-types of cells containing leucocyte, can simulate leucocyte
Property scatters in light or fluorescence signal detection on automatic blood analyzer, is distinguished, shows the knot of the classification of leucocyte five
Fruit.This five-classification leucocyte analogies can be quasi- on the cellanalyzer using fluorescence, laser light scattering and electrical conductance method
Really simulation human leukocytes.
The five-classification leucocyte analogies can be obtained by following operation preparation: take fresh anticoagulation, splitting erythrocyte
Afterwards, separating, washing leucocyte, after suitably fixing, the analogies of available leucocyte one or more cell subsets, adjustment is respectively
The five-classification leucocyte analogies of aimed concn are mixed to get after the concentration of hypotype.In addition, also there is document to disclose from birds, climb
The method that action object or the red blood cell of mammal prepare leucocyte analogies or each hypotype of leucocyte.Some animals it is white
Cell and human leucocyte property difference, can pass through the conditions such as osmotic pressure, auxiliary reagent and temperature and adjust cell body
Long-pending and intracellular granular complexity, then fixed each hypotype of leucocyte to simulate the mankind.It substantially, can be in scattering light detection letter
The analogies that each hypotype of leucocyte is simulated in number can prepare the five-classification leucocyte analogies of the application.
In present embodiment, five-classification leucocyte analogies can be by the leucocyte or and human leukocytes in human blood
Similar mammalian leukocytes preparation, generally comprises: bovine leukocyte, pig leucocyte, sheep leucocyte, horse leucocyte, rabbit are white thin
Born of the same parents etc..
In present embodiment, the operations of five-classification leucocyte analogies can be with are as follows: takes fresh EDTA anticoagulation, uses Tris-
NH4Cl solution lysed erythrocyte is centrifugated leucocyte, abandons supernatant, then washed leucocyte 2 times with PBS, it is thin to obtain neutrophil(e) granule
Born of the same parents, lymphocyte, monocyte and basophilic granulocyte；Fresh EDTA anticoagulation is taken, the blood plasma in supernatant is sucked after centrifugation
And fat etc., use Tris-NH4The red blood cell of Cl solution dissolution precipitating, is centrifugated leucocyte, abandons supernatant, reuse Tris-
NH4Cl solution dissolves residual red blood cells, is centrifugated leucocyte, abandons supernatant, is washed bovine leukocyte 2 times with PBS, obtain acidophilia
Granulocyte；Neutrophil cell, lymphocyte, monocyte and basophilic granulocyte and eosinophil are mixed, obtained
To five-classification leucocyte analogies.
In another embodiment, blood CRP Quality Control object can also contain red blood cell analogies, red blood cell simulation
The concentration of object is 1 × 1012A/L~6 × 1012It is a.Red blood cell analogies can be prepared by human red blood cells, be taken fresh anticoagulant
Blood is adjusted and is fixed red blood cell by suitable solution after leucocyte-removing and blood platelet, obtains red blood cell analogies.For example,
After the red blood cell that leucocyte and blood platelet in filtering removal blood are suspended, using at the aldehydes of strong oxidizer and low concentration
Reason red blood cell carrys out stabilizing cell membrane and slows down metabolism, then prepares red blood cell analogies after fixing.This red blood cell analogies both may be used
Red blood cell is simulated on the cellanalyzer using fluorescence and electrical conductance method, it is also ensured that white thin without interfering by haemolysis
The measurement of born of the same parents and CRP.
In another embodiment, blood CRP Quality Control object can also contain blood platelet, platelet analogue it is dense
Degree is 10 × 109A/L~1000 × 109A/L.Platelet analogue can be small by the mammal blood similar with human blood platelets
Plate or mammalian erythropoietin preparation, generally comprise: ox blood platelet, porcine platelet, sheep blood platelet, horse blood platelet, sheep red blood cell
Deng.
Platelet analogue can be obtained by following operation preparation: being taken Fresh Lemon acid anticoagulation, stood overnight, be layered
After take low-speed centrifugal in supernatant, take supernatant, then high speed centrifugation abandons supernatant, wash and is precipitated 2 times with citric acid-PEG buffer, and taken
The supernatant of collection is merged, obtains blood platelet by part supernatant；It fixes after adjusting the density of blood platelet, is centrifuged simultaneously after the completion of fixed
Supernatant is abandoned, obtains platelet analogue after washing.
This platelet analogue can be small in accurate simulation blood on the cellanalyzer using fluorescence and electrical conductance method
Plate.
In another embodiment, blood CRP Quality Control object also contains matrix preservation liquid, is the analogies of each cell
Microenvironment is provided with CRP antigen, matrix saves liquid and uses buffer, and matrix, which saves, contains water soluble protein, more in liquid
Hydroxy compounds and small molecule amino acid.In general, it can be the water for being 0.1g/L~10g/L containing concentration that matrix, which saves liquid,
The small molecule amino acid of soluble proteins, the polyol of 1g/L~50g/L and 1g/L~50g/L.
Matrix, which saves, contains water soluble protein, polyol and small molecule amino acid in liquid, on the one hand can be with
The every physiological condition for simulating human blood, it is small on the other hand to reduce five-classification leucocyte analogies, red blood cell analogies and blood
The immunogenicity of plate analogies avoids CRP antigen with it and generates immune response.
Buffer can be citrate buffer (CPBS) or phosphate buffer (PBS).Water soluble protein is ox
Haemocyanin or human serum albumins.Polyol is mannitol, lactose, glucose, sucrose or trehalose.Small molecule ammonia
Base acid is glycine, lysine, micromolecule polypeptide or peptide polysaccharide.
Micromolecule polypeptide refers generally to the high activity peptide without Protein secondary or tertiary structure by Amino acid profile.
This blood CRP Quality Control object contains CRP antigen and five-classification leucocyte analogies, is being applied to five classification blood routines
When with the analyzer of CRP joint-detection, the monitoring to blood routine and CRP can be completed at the same time.This blood CRP Quality Control object can be with
For the daily Quality Control of five classification blood routines and the analyzer of CRP joint-detection, the essence of monitoring and evaluation analysis instrument testing result
Density.
The quality control method of above-mentioned blood CRP Quality Control object as shown in Figure 1, includes the following steps:
S10, blood CRP Quality Control object is provided.
CRP Quality Control object is as described above.
S20, the analyzer of five classification blood routines and CRP joint-detection is provided.
In present embodiment, the analyzer of five classification blood routines and CRP joint-detection, which is selected as, steps auspicious whole blood CRP analysis
Instrument.
S30, blood sample to be measured is provided.
Blood sample to be measured is by being conventionally treated.
In present embodiment, the sequence between S10, S20 and S30 be can be interchanged, not successive difference.
The blood CRP Quality Control object that S40, analysis S10 are obtained is in five obtained classification blood routines of S20 and CRP joint-detection
White blood cell count(WBC) and CRP the antigen reading obtained on analyzer.
Point of the blood sample to be measured that S50, analysis S30 are obtained in S20 five obtained classification blood routines and CRP joint-detection
White blood cell count(WBC) and CRP the antigen reading obtained in analyzer.
This blood CRP Quality Control object can be used for the daily Quality Control of the analyzer of five classification blood routines and CRP joint-detection,
The precision of monitoring and evaluation analysis instrument testing result.
Herein by taking specific protein antigen is CRP antigen as an example, five classification blood routines and the mixing of specific protein antigen are illustrated
The preparation and application of quality-control product.It will be appreciated by those skilled in the art that C reactive protein herein is clinically to need
One kind of the specific protein of detection, other can there are also serum shallow lakes with the specific protein detected with C reactive protein similar approach
Powder sample albumin A (abbreviation SAA), Procalcitonin (abbreviation PCT), interleukin-6 (abbreviation IL-6) human chorionic gonadotropin's gland swash
Element, growth hormone, lutropin, alpha-fetoprotein and carcinomebryonic antigen etc..When these specific eggs similar with CRP measuring principle
In the case that white needs and blood routine complete measurement using same primary blood sampling on an instrument, there is also skills identical with CRP
Art problem can also be solved with the scheme of the application.
It is below specific embodiment.
Unless stated otherwise, used in embodiment to instrument, equipment and solution be conventional selection.In embodiment,
Cellanalyzer is to step auspicious BC-53 series, BC-55/58 series, BC-68 series and SYSMEX XE series blood cell analysis
The analyzer of instrument, five classification blood routines and CRP joint-detection is to step auspicious whole blood CRP analyzer, and CRP antigen is produced purchased from Roche Diagnistics
Product Shanghai Co., Ltd, specification 1000-3000mg/L.
Embodiment 1
Matrix used in the present embodiment saves liquid and PBS is used to prepare containing concentration as the bovine serum albumin of 1g/L, 2g/L
Lactose, the mannitol of 2g/L, the trehalose of 7g/L, the glycine of 3g/L, the poly-D-lysine of 5g/L and the chlorine of 0.1g/L
Mycin.
1, the preparation of five-classification leucocyte analogies.
(1) preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte.
The anticoagulant ox blood of fresh EDTA is taken, Tris-NH is used4Cl solution lysed erythrocyte is centrifugated bovine leukocyte, in abandoning
Clearly.It is washed leucocyte 2 times with PBS again, and adjusts cell density to about 1.5 × 1010A/liter.
Final concentration of 1% 30 DEG C of formaldehyde fixed leucocyte 20h are separately added into, the penta of final concentration of 0.025% is added
30 DEG C of dialdehyde fixed leucocyte 4.5h.
Leucocyte after centrifugation is fixed is abandoned supernatant, is washed again with PBS 2 times under equal conditions, obtained neutrophil cell,
Lymphocyte, monocyte and basophilic granulocyte save liquid with matrix and are saved.
As shown in Fig. 2, neutrophil cell obtained, lymphocyte, monocyte and basophilic granulocyte are stepping auspicious BC-
When 53 serial cellanalyzer Diff Air conduct measurement, there are 3 groups of more apparent scatterplots, this 3 groups of particles are in forward scattering
There is different degrees of differentiation in the cell volume of light (FS) measurement and the particle complexity of side scattered light (SS) measurement,
Lymphocyte, monocyte and neutrophil cell can be accurately divided into.
As shown in figure 3, neutrophil cell obtained, lymphocyte, monocyte and basophilic granulocyte are stepping auspicious BC-
When 53 serial cellanalyzer Baso Air conduct measurement, basophilic granulocyte appears in the position that Fig. 3 keeps right.
In conjunction with Fig. 2 and Fig. 3, neutrophil cell, lymphocyte, monocyte and basophilic granulocyte obtained can be
It steps and is counted respectively by accurate monitoring on auspicious BC-53 series cellanalyzer.
(2) preparation of eosinophil.
The anticoagulant ox blood of fresh EDTA is taken, blood plasma and fat etc. in supernatant are sucked after centrifugation, uses Tris-NH4Cl solution
The red blood cell of precipitating is dissolved, bovine leukocyte is centrifugated, abandons supernatant.Reuse Tris-NH4Cl solution dissolves residual red blood cells,
It is centrifugated bovine leukocyte, abandons supernatant.It is washed bovine leukocyte 2 times with PBS, and adjusts cell density to about 1.5 × 1010A/liter.
30 DEG C of glutaraldehyde for being added final concentration of 1% fixes leucocyte overnight.Leucocyte after centrifugation is fixed abandons supernatant, together
It is washed again with PBS 2 times Deng under the conditions of, obtained eosinophil saves liquid with matrix and saved.
As shown in figure 4, eosinophil obtained is stepping auspicious BC-53 series cellanalyzer Diff Air conduct measurement
When, cell aggregation is preferable, has fairly obvious signal at forward scattering light (FS) and side scattered light (SS), can be in blood
It is accurately divided into eosinophil on cytoanalyze, to monitor the counting of eosinophil.
(3) five-classification leucocyte analogies are obtained.
Neutrophil cell, lymphocyte, monocyte and basophilic granulocyte made from (1) and (2) is obtained
Eosinophil is 10: 1 mixing according to volume ratio, obtains the five-classification leucocyte analogies being stored in matrix preservation liquid.
2, the preparation of red blood cell analogies.
People's Red Blood Cells Suspension are taken, it is red thin to filtered suspension using leucocyte filter leukocyte depletion, blood platelet etc.
It is respectively 0.06% potassium bichromate and 0.0125% glutaraldehyde that final concentration is added in born of the same parents, and room temperature handles 2h, abandons after centrifugation
Supernatant, and save liquid with physiological saline and matrix and respectively washed once under the above conditions, obtained red blood cell analogies save
It is saved in liquid to matrix.
As shown in figure 5, red blood cell analogies obtained are when stepping auspicious BC-53 series cellanalyzer RBC Air conduct measurement,
The information such as the volume distribution of red blood cell can be characterized by electrical conductance method, it is red thin for being accurately identified on cellanalyzer
Born of the same parents, to monitor red blood cell relevant parameter.
3, the preparation of platelet analogue.
Take the anticoagulant pig blood of Fresh Lemon acid, stand overnight, low-speed centrifugal in supernatant is taken after layering, take supernatant, then high speed from
The heart abandons supernatant, washs precipitating 2 times with citric acid-PEG buffer, and take part supernatant, the supernatant of collection is merged.It is small to adjust blood
Plate counts up to 1 × 1012A/liter, final concentration of 0.015% glutaraldehyde is added, reacts at room temperature 30min, blood is small after centrifugation is fixed
Plate is abandoned supernatant, then is washed 2 times with citric acid-PEG buffer, and obtained platelet analogue is saved to matrix and saved in liquid.
As shown in fig. 6, platelet analogue obtained is when stepping auspicious BC-53 series cellanalyzer PLT Air conduct measurement,
By electrical conductance method can characterize blood platelet volume distribution etc. information, be accurately identified on cellanalyzer for blood it is small
Plate, to monitor platelet parameter.
4, the compound Quality Control of CRP.
By five-classification leucocyte analogies obtained, red blood cell analogies, platelet analogue and high-purity C RP antigen with
It is to adjust reagent that matrix, which saves liquid, and preparing becomes blood CRP Quality Control object.Wherein, the concentration of CRP antigen is 5mg/L, and five classification are white
The volume ratio that cell analogue, red blood cell analogies, platelet analogue and matrix save liquid is 2: 30: 1: 67.
Blood CRP Quality Control object use obtained steps auspicious whole blood CRP analyzer and detects CRP, CRP knot by immunoturbidimetry method
Fruit is as shown in table 1 below, and Diff scatter plot and Baso histogram difference are as shown in Figure 7 and Figure 8 after mixing.
Table 1: the CRP testing result table of comparisons of blood CRP Quality Control object made from embodiment 1.
| Theoretical concentration | Actual test concentration | Relative deviation | |
| CRP concentration 1 | 5.71 | 5.95 | 4.20% |
| CRP concentration 2 | 22.86 | 26.28 | 14.96% |
| CRP concentration 3 | 45.71 | 47.50 | 3.92% |
In conjunction with table 1, Fig. 7 and Fig. 8, it can be seen that blood CRP Quality Control object use made from embodiment 1 steps auspicious whole blood CRP points
When analyzer is tested, all features of five classification blood routine Quality Control objects can be fully retained, moreover it is possible to accurate characterization CRP.
Embodiment 2
Matrix used in the present embodiment is saved liquid and is prepared using CPBS, the Portugal of bovine serum albumin, 1g/L containing 2g/L
The peptide polysaccharide and 0.1g/L of grape sugar, the sucrose of 2g/L, the trehalose of 8g/L, the mannitol of 2g/L, the lysine of 5g/L, 5g/L
Kanamycin sulfate.
1, the preparation of five-classification leucocyte analogies.
(1) preparation of lymphocyte, monocyte and basophilic granulocyte.
The anticoagulant pig blood of fresh EDTA is taken, stands overnight, takes supernatant to be centrifuged after layering, supernatant is abandoned, uses Tris-NH4C1 solution
Lysed erythrocyte is centrifugated pig leucocyte, then washs precipitating 2 times with PBS, and adjust and count up to 10 × 1010A/liter.It will be dense
The pig leucocyte of contracting is mixed with cell separating liquid by 2: 1, and middle low-speed centrifugal adjusts after taking middle layer leucocyte to wash 2 times with PBS
Count up to about 1.5 × 1010A/liter.
Final concentration of 1% 30 DEG C of formaldehyde fixed leucocyte 20h are separately added into, the penta of final concentration of 0.025% is added
30 DEG C of dialdehyde fixed leucocyte 4.5h.
Leucocyte after centrifugation is fixed is abandoned supernatant, is washed again with PBS 2 times under equal conditions, obtained lymphocyte, monokaryon
Cell and basophilic granulocyte save liquid with matrix and are saved.
As shown in figure 9, lymphocyte, monocyte and the basophilic granulocyte of preparation are stepping auspicious BC-53 series haemocyte
When analyzer Diff Air conduct measurement, there are 2 groups of more apparent scatterplots, what this 2 groups of particles were measured in forward scattering light (FS)
There is different degrees of differentiation in cell volume and the particle complexity of side scattered light (SS) measurement, it can be by accurately
It is divided into lymphocyte and monocyte.
As shown in Figure 10, the lymphocyte, monocyte and basophilic granulocyte of preparation are stepping auspicious BC-53 series haemocyte
When analyzer Baso Air conduct measurement, basophilic granulocyte appears in the position that histogram is kept right.
In conjunction with Fig. 9 and Figure 10, lymphocyte, monocyte and basophilic granulocyte obtained can step auspicious BC-53 system
It is counted respectively by accurate monitoring on column cellanalyzer.
(2) preparation of neutrophil cell.
The anticoagulant ox blood of fresh EDTA is taken, blood plasma and fat etc. in supernatant are sucked after centrifugation, uses Tris-NH4Cl solution
The red blood cell of precipitating is dissolved, bovine leukocyte is centrifugated, abandons supernatant.Reuse Tris-NH4Cl solution dissolves residual red blood cells,
It is centrifugated bovine leukocyte, abandons supernatant.It is washed bovine leukocyte 2 times with PBS, and adjusts cell density to about 1.5 × 1010A/
It rises.
Final concentration of 1% 30 DEG C of formaldehyde fixed leucocyte 20h are separately added into, the penta of final concentration of 0.025% is added
30 DEG C of dialdehyde fixed leucocyte 4.5h.
Leucocyte after centrifugation is fixed is abandoned supernatant, is washed again with PBS 2 times under equal conditions, and obtained neutrophil cell is used
Matrix saves liquid and is saved.
As shown in figure 11, the neutrophil cell of preparation is stepping auspicious BC-53 series cellanalyzer Diff Air conduct measurement
When, cell aggregation is preferable, has fairly obvious signal at forward scattering light (FS) and side scattered light (SS), can be in blood
It is accurately divided into neutrophil cell on cytoanalyze, to monitor neutrophil count.
(3) preparation of eosinophil.
The anticoagulant pig blood of fresh EDTA is taken, stands overnight, takes supernatant to be centrifuged after layering, supernatant is abandoned, uses Tris-NH4Cl solution
Lysed erythrocyte is centrifugated pig leucocyte, then washs precipitating 2 times with PBS, and adjust and count up to 10 × 1010A/liter.It will be dense
The pig leucocyte of contracting is mixed with cell separating liquid by 1: 1, middle low-speed centrifugal, and meter is adjusted after taking bottom leucocyte to wash 2 times with PBS
It counts to about 1.5 × 1010A/liter.
30 DEG C of glutaraldehyde for being added final concentration of 1% fixes leucocyte overnight.Leucocyte after centrifugation is fixed abandons supernatant, together
It is washed again with PBS 2 times Deng under the conditions of, obtained eosinophil saves liquid with matrix and saved.
As shown in figure 12, the eosinophil of above method preparation is stepping auspicious BC-53 series cellanalyzer Diff
When Air conduct measurement, cell aggregation is preferable, has fairly obvious letter at forward scattering light (FS) and side scattered light (SS)
Number, it can be accurately divided into eosinophil on cellanalyzer, to monitor eosinophil count.
(4) five-classification leucocyte analogies are obtained.
By neutrophil cell made from lymphocyte, monocyte and basophilic granulocyte made from (1), (2) and
(3) eosinophil made from is 3: 2: 1 mixing according to volume ratio, and it is white thin to obtain five classification being stored in matrix preservation liquid
Born of the same parents' analogies.
2, the preparation of red blood cell analogies.
People's Red Blood Cells Suspension are taken, it is red thin to the suspension after filter using leucocyte filter leukocyte depletion and blood platelet etc.
It is respectively 0.05% sodium nitrite and 0.0125% glutaraldehyde that final concentration is added in born of the same parents, after room temperature handles 2h, after centrifugation
Supernatant is abandoned, and respectively washed once under the above conditions with physiological saline and preservation liquid, obtained red blood cell analogies matrix
Liquid is saved to be saved.
As shown in figure 13, red blood cell analogies obtained are stepping auspicious BC-53 series cellanalyzer RBC Air conduct measurement
When, by electrical conductance method can characterize red blood cell volume distribution etc. information, be accurately identified on cellanalyzer for
Red blood cell, to monitor red blood cell relevant parameter.
3, the preparation of platelet analogue.
Anticoagulant sheep blood is taken, using leucocyte filter leukocyte depletion etc., sheep after filter is added into 5% NaCl solution
Blood, adjustment platelet count to 1 × 1012A/liter, and it is separately added into final concentration of 0.1% formaldehyde and 0.05% glutaraldehyde,
15min is reacted at room temperature, terminates reaction with 5 times of mL normal salines, and with brine 3 times, obtained blood platelet simulation
Object is saved into preservation liquid.
As shown in figure 14, platelet analogue obtained is in cellanalyzer PLT Air conduct measurement, by electrical impedance side
Method can characterize the information such as the volume distribution of blood platelet, be accurately identified on cellanalyzer as blood platelet, to monitor
Platelet parameter.
4, the compound Quality Control of CRP.
By five-classification leucocyte analogies obtained, red blood cell analogies, platelet analogue and high-purity C RP antigen with
It is to adjust reagent that matrix, which saves liquid, and preparing becomes blood CRP Quality Control object.Wherein, the concentration of CRP antigen is 10mg/L, five classification
The volume ratio that leucocyte analogies, red blood cell analogies, platelet analogue and matrix save liquid is 2: 20: 1: 10.
Blood CRP Quality Control object use obtained steps auspicious whole blood CRP analyzer and detects CRP, CRP knot by immunoturbidimetry method
Fruit is as shown in table 2 below, and Diff scatter plot and Baso histogram difference are as shown in Figure 15 and Figure 16 after mixing.
Table 2: the CRP testing result table of comparisons of blood CRP Quality Control object made from embodiment 2.
| Theoretical concentration | Actual test concentration | Relative deviation | |
| CRP concentration 1 | 5.71 | 5.51 | - 3.50% |
| CRP concentration 2 | 22.86 | 25.34 | 10.85% |
| CRP concentration 3 | 45.71 | 43.95 | - 3.85% |
In conjunction with table 2, Figure 15 and Figure 16, it can be seen that blood CRP Quality Control object use made from embodiment 2 steps auspicious whole blood CRP
When analyzer is tested, all features of five classification blood routine Quality Control objects can be fully retained, moreover it is possible to accurate characterization CRP.
Embodiment 3
Matrix used in the present embodiment is saved liquid and is prepared using CPBS, the cream of bovine serum albumin, 5g/L containing 1g/L
The peptide polysaccharide and 0.2g/L of sugar, the sucrose of 2g/L, the trehalose of 5g/L, the mannitol of 2g/L, the glycine of 5g/L, 5g/L
Paraben esters.
1, the preparation of five-classification leucocyte analogies.
(1) preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte.
With the preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte in embodiment 1.
(2) preparation of eosinophil.
With the preparation of eosinophil in embodiment 1.(3) five-classification leucocyte analogies are obtained.
Neutrophil cell, lymphocyte, monocyte and basophilic granulocyte made from (1) and (2) is obtained
Eosinophil is 6: 1 mixing according to volume ratio, obtains the five-classification leucocyte analogies being stored in matrix preservation liquid.
2, the preparation of red blood cell analogies.
With the preparation of red blood cell analogies in embodiment 1.
3, the preparation of platelet analogue.
With the preparation of platelet analogue in embodiment 1.
4, the compound Quality Control of CRP.
By five-classification leucocyte analogies obtained, red blood cell analogies, platelet analogue and high-purity C RP antigen with
It is to adjust reagent that matrix, which saves liquid, and preparing becomes blood CRP Quality Control object.Wherein, the concentration of CRP antigen is 15mg/L, five classification
The volume ratio that leucocyte analogies, red blood cell analogies, platelet analogue and matrix save liquid is 2: 11: 1: 1.
Blood CRP Quality Control object use obtained steps auspicious whole blood CRP analyzer and detects CRP, CRP knot by immunoturbidimetry method
Fruit is as shown in table 3 below, mixed whole blood CRP Quality Control object step auspicious BC-55/58 series cellanalyzer Diff and Baso dissipate
Point diagram difference is as shown in Figure 17 and Figure 18, is stepping auspicious whole blood CRP analyzer Diff scatter plot and Baso histogram respectively such as Figure 19
With shown in Figure 20.
Table 3: the CRP testing result table of comparisons of blood CRP Quality Control object made from embodiment 3.
In conjunction with table 3, Figure 17, Figure 18, Figure 19 and Figure 20, it can be seen that blood CRP Quality Control object made from embodiment 3 uses
When stepping auspicious BC-55/58 series cellanalyzer and the test of Mai Rui whole blood CRP analyzer, it is normal that five classification blood can be fully retained
Advise all features of Quality Control object, moreover it is possible to accurate characterization CRP.
Embodiment 4
Matrix used in the present embodiment saves liquid using PBS preparation, the bovine serum albumin of 2g/L, 2g/L glucose,
The lactose of 3g/L, the mannitol of 3g/L, the trehalose of 5g/L, the poly-D-lysine of 5g/L, 5g/L peptide polysaccharide and 0.2g/L
Paraben esters.
1, the preparation of five-classification leucocyte analogies.
(1) preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte.
With the preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte in embodiment 1.
(2) preparation of eosinophil.
With the preparation of eosinophil in embodiment 1.
(3) five-classification leucocyte analogies are obtained.
Neutrophil cell, lymphocyte, monocyte and basophilic granulocyte made from (1) and (2) is obtained
Eosinophil is 8:1 mixing according to volume ratio, obtains the five-classification leucocyte analogies being stored in matrix preservation liquid.
2, the preparation of red blood cell analogies.
With the preparation of red blood cell analogies in embodiment 1.
3, the preparation of platelet analogue.
With the preparation of platelet analogue in embodiment 1.
4, the compound Quality Control of CRP.
By five-classification leucocyte analogies obtained, red blood cell analogies, platelet analogue and high-purity C RP antigen with
It is to adjust reagent that matrix, which saves liquid, and preparing becomes blood CRP Quality Control object.Wherein, the concentration of CRP antigen is 30mg/L, five classification
The volume ratio that leucocyte analogies, red blood cell analogies, platelet analogue and matrix save liquid is 1: 10: 1: 8.
Blood CRP Quality Control object use obtained steps auspicious whole blood CRP analyzer and detects CRP, CRP knot by immunoturbidimetry method
Fruit is as shown in table 4 below, and mixed whole blood CRP Quality Control object is stepping auspicious BC-68 series cellanalyzer Diff and Baso scatterplot
Difference is schemed as shown in figure 21 and figure, in SYSMEX XE series cellanalyzer Diff and Baso scatter plot respectively such as Figure 23
With shown in Figure 24, step auspicious whole blood CRP analyzer Diff scatter plot and Baso histogram respectively as illustrated in figs. 25 and 26.
Table 4: the CRP testing result table of comparisons of blood CRP Quality Control object made from embodiment 4.
| Theoretical concentration | Actual test concentration | Relative deviation | |
| CRP concentration 1 | 5.71 | 5.84 | 2.28% |
| CRP concentration 2 | 22.86 | 26.14 | 14.35% |
| CRP concentration 3 | 45.71 | 45.43 | - 0.61% |
In conjunction with table 4, Figure 21, Figure 22, Figure 23, Figure 24, Figure 25 and Figure 26, it can be seen that blood CRP made from embodiment 4
Quality Control object use steps auspicious BC-68 series cellanalyzer, SYSMEX XE series cellanalyzer and Mai Rui whole blood CRP points
When analyzer is tested, all features of five classification blood routine Quality Control objects can be fully retained, moreover it is possible to accurate characterization CRP.Illustrate to implement
Blood CRP Quality Control object prepared by example 4 is applied when on the cellanalyzer of other brands, it may have significant five classification effect
Fruit.
In conjunction with the embodiments 1~4, it can be seen that haemocyte made from separate sources and different preparation methods is (leucocyte, red
Cell and blood platelet) blood CRP Quality Control object that analogies and CRP antigen are mixed to get, it is being applied to five classification blood routines and CRP
When the analyzer of joint-detection, the monitoring simultaneously to blood routine and CRP can be completed.
Following embodiment explanation, above matrix save liquid liquid and are suitable for two kinds of specific proteins, CRP antigen, SAA antigen and
Haemocyte analogies preparation mixing Quality Control object.SAA antigen is purchased from Hai Tai biotechnology (Shanghai) Co., Ltd., antigen concentration
1000-3000mg/L。
Embodiment 5
Matrix used in the present embodiment saves liquid and saves liquid with the matrix of embodiment 1.
1, the preparation of five-classification leucocyte analogies.
(1) preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte.
With the preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte in embodiment 1.
(2) preparation of eosinophil.
With the preparation of eosinophil in embodiment 1.
(3) five-classification leucocyte analogies are obtained.
Neutrophil cell, lymphocyte, monocyte and basophilic granulocyte made from (1) and (2) is obtained
Eosinophil is 8: 1 mixing according to volume ratio, obtains the five-classification leucocyte analogies being stored in matrix preservation liquid.
2, the preparation of red blood cell analogies.
With the preparation of red blood cell analogies in embodiment 1.
3, the preparation of platelet analogue.
With the preparation of platelet analogue in embodiment 1.
4, Quality Control object is mixed.
By five-classification leucocyte analogies obtained, red blood cell analogies, platelet analogue, high-purity C RP antigen and
It is to adjust reagent that SAA antigen, which saves liquid with matrix, and preparing becomes mixing Quality Control object.Wherein, the concentration of CRP antigen and SAA antigen
As shown in table 5, it is 1 that five-classification leucocyte analogies, red blood cell analogies, platelet analogue and matrix, which save the volume ratio of liquid,
∶10∶1∶8。
Mixing Quality Control object use obtained step auspicious whole blood CRP/SAA analyzer by immunoturbidimetry method detect CRP and
SAA, as a result as shown in table 5 below, mixed whole blood CRP Quality Control object are stepping auspicious whole blood CRP/SAA analyzer Diff and WNB scatterplot
Figure is respectively as shown in Figure 27 A and Figure 27 B.
Table 5: CRP the and SAA testing result table of comparisons of the mixing Quality Control object obtained of embodiment 5.
In conjunction with table 5, Figure 27 A and 27B, it can be seen that the mixing Quality Control object use obtained of embodiment 5 is using whole blood CRP/
When SAA analyzer is tested, all features of five classification blood routine Quality Control objects can be fully retained, moreover it is possible to compared with accurate characterization CRP and
SAA.Illustrate that the matrix of embodiment the application saves liquid, a microenvironment can not only be provided, make blood routine Quality Control and one kind specific
Proteantigen coexists, and blood routine Quality Control can also be allowed to coexist with two kinds of specific protein antigens.
Embodiment 6
Matrix used in the present embodiment is saved liquid and is prepared using CPBS, the cream of bovine serum albumin, 5g/L containing 1g/L
Sugar, the sucrose of 2g/L, the trehalose of 5g/L, the mannitol of 2g/L, the glycine of 5g/L, the peptide polysaccharide of 5g/L, 1%Triton
The paraben esters of X-100 and 0.2g/L.
1, the preparation of five-classification leucocyte analogies.
(1) preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte.
With the preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte in embodiment 1.
(2) preparation of eosinophil.
With the preparation of eosinophil in embodiment 1.
(3) five-classification leucocyte analogies are obtained.
Neutrophil cell, lymphocyte, monocyte and basophilic granulocyte made from (1) and (2) is obtained
Eosinophil is 8:1 mixing according to volume ratio, obtains the five-classification leucocyte analogies being stored in matrix preservation liquid.
2, the preparation of red blood cell analogies.
With the preparation of red blood cell analogies in embodiment 1.
3, the preparation of platelet analogue.
With the preparation of platelet analogue in embodiment 1.
4, Quality Control object is mixed.
By five-classification leucocyte analogies obtained, red blood cell analogies, platelet analogue, high-purity C RP antigen and
It is to adjust reagent that SAA antigen, which saves liquid with matrix, and preparing becomes mixing Quality Control object.Wherein, the concentration of CRP antigen and SAA antigen
As shown in table 5, it is 2 that five-classification leucocyte analogies, red blood cell analogies, platelet analogue and matrix, which save the volume ratio of liquid,
∶11∶1∶1。
Mixing Quality Control object use obtained step auspicious whole blood CRP/SAA analyzer by immunoturbidimetry method detect CRP and
SAA, as a result as shown in table 6 below, mixed whole blood CRP Quality Control object are stepping auspicious whole blood CRP/SAA analyzer Diff and WNB scatterplot
Figure difference is as shown in figs. 28 a and 28b.
Table 6: CRP the and SAA testing result table of comparisons of the mixing Quality Control object obtained of embodiment 6.
In conjunction with table 6, Figure 28 A and 28B, it can be seen that the mixing Quality Control object use obtained of embodiment 6 is using whole blood CRP/
When SAA analyzer is tested, all features of five classification blood routine Quality Control objects can be fully retained, moreover it is possible to compared with accurate characterization CRP and
SAA.Illustrate that the matrix of embodiment the application saves liquid and increases a kind of surfactant compared to the preservation liquid of embodiment 5, it is special
It is not a kind of nonionic surfactant, such as Triton X-100, blood routine Quality Control and two kinds of specific eggs can be better achieved
Bai Kangyuan coexists.
Embodiment 7
Matrix used in the present embodiment saves liquid using PBS preparation, the bovine serum albumin of 2g/L, 2g/L glucose,
The lactose of 3g/L, the mannitol of 3g/L, the trehalose of 5g/L, the poly-D-lysine of 5g/L, the peptide polysaccharide of 5g/L, 0.005% are spat
The paraben esters of 80 and 0.2g/L of temperature.
1, the preparation of five-classification leucocyte analogies.
(1) preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte.
With the preparation of neutrophil cell, lymphocyte, monocyte and basophilic granulocyte in embodiment 1.
(2) preparation of eosinophil.
With the preparation of eosinophil in embodiment 1.
(3) five-classification leucocyte analogies are obtained.
Neutrophil cell, lymphocyte, monocyte and basophilic granulocyte made from (1) and (2) is obtained
Eosinophil is 8: 1 mixing according to volume ratio, obtains the five-classification leucocyte analogies being stored in matrix preservation liquid.
2, the preparation of red blood cell analogies.
With the preparation of red blood cell analogies in embodiment 1.
3, the preparation of platelet analogue.
With the preparation of platelet analogue in embodiment 1.
4, Quality Control object is mixed.
By five-classification leucocyte analogies obtained, red blood cell analogies, platelet analogue, high-purity C RP antigen and
It is to adjust reagent that SAA antigen, which saves liquid with matrix, and preparing becomes mixing Quality Control object.Wherein, the concentration of CRP antigen and SAA antigen
As shown in table 7, it is 2 that five-classification leucocyte analogies, red blood cell analogies, platelet analogue and matrix, which save the volume ratio of liquid,
∶12∶1∶5。
Table 7: CRP the and SAA testing result table of comparisons of the mixing Quality Control object obtained of embodiment 7.
In conjunction with table 7, Figure 29 A and 29B, it can be seen that the mixing Quality Control object use obtained of embodiment 7 is using whole blood CRP/
When SAA analyzer is tested, all features of five classification blood routine Quality Control objects can be fully retained, moreover it is possible to compared with accurate characterization CRP and
SAA.Illustrate that the matrix of embodiment the application saves liquid and increases a kind of surfactant compared to the preservation liquid of embodiment 5, it is special
It is not a kind of nonionic surfactant, such as Tween 80, blood routine Quality Control and two kinds of specific protein antigens can be better achieved
It coexists.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (23)
1. the mixing Quality Control object of a kind of blood and specific protein, which is characterized in that including five-classification leucocyte analogies and specific
The mixing Quality Control object of proteantigen, the blood and specific protein further includes that matrix saves liquid, and the matrix saves liquid using slow
Fliud flushing is prepared, and the matrix saves in liquid containing water soluble protein that concentration is 0.1g/L~10g/L, 1g/L~50g/L
The small molecule amino acid of polyol and 1g/L~50g/L.
2. Quality Control object according to claim 1, which is characterized in that the specific protein antigen is CRP antigen, it is preferred that
The concentration of the CRP antigen is 0.1mg/L~100mg/L.
3. -2 described in any item Quality Control objects according to claim 1, which is characterized in that the five-classification leucocyte analogies include
Neutrophil cell, lymphocyte, monocyte, basophilic granulocyte and eosinophil, the five-classification leucocyte mould
The concentration of quasi- object is 1 × 109A/L~30 × 109A/L.
4. Quality Control object according to claim 1-3, which is characterized in that the five-classification leucocyte analogies are to feed
Newborn animal leucocyte.
5. Quality Control object according to claim 1-4, which is characterized in that the Quality Control object further includes red blood cell simulation
Object, the concentration of the red blood cell analogies are 1 × 1012A/L~6 × 1012It is a.
6. Quality Control object according to claim 5, which is characterized in that the red blood cell analogies are human red blood cells.
7. Quality Control object according to claim 1-6, which is characterized in that the Quality Control object further includes blood platelet simulation
Object, the concentration of the platelet analogue are 10 × 109A/L~1000 × 109A/L.
8. Quality Control object according to claim 7, which is characterized in that the platelet analogue be mammalian platelets or
Red blood cell.
9. Quality Control object according to claim 1-8, which is characterized in that the buffer is citrate buffer
Or phosphate buffer；And/or the water soluble protein is bovine serum albumin or human serum albumins；And/or the polyhydroxy
Based compound is mannitol, lactose, glucose, sucrose or trehalose；And/or the small molecule amino acid is glycine, relies ammonia
Acid, micromolecule polypeptide or peptide polysaccharide.
10. the mixing Quality Control object quality control method of a kind of blood and specific protein, which comprises the steps of:
The mixing Quality Control object of the mixing Quality Control object of offer blood and specific protein, the blood and specific protein includes that five classification are white
Cell analogue and at least one specific protein antigen；
The analyzer of five classification blood routines and specific protein joint-detection is provided；
Blood sample to be measured is provided；
The mixing Quality Control object of the blood and specific protein is analyzed in the five classification blood routine and specific protein joint-detection
The white blood cell count(WBC) obtained on analyzer and at least one specific protein antigen reading；And
Analyze what the blood sample to be measured obtained on the five classification blood routine and the analyzer of specific protein joint-detection
White blood cell count(WBC) and at least one specific proteantigen reading.
11. quality control method according to claim 10, which is characterized in that the specific protein antigen is CRP antigen, described
Concentration of the CRP antigen in the mixing Quality Control object of the blood and specific protein is 0.1mg/L~100mg/L.
12. quality control method described in 0 or 11 according to claim 1, which is characterized in that the five-classification leucocyte analogies include
Neutrophil cell, lymphocyte, monocyte, basophilic granulocyte and eosinophil, the five-classification leucocyte mould
Concentration of the quasi- object in the mixing Quality Control object of the blood and specific protein is 1 × 109A/L~30 × 109A/L.
13. the described in any item quality control methods of 0-12 according to claim 1, which is characterized in that the blood and specific protein
Mixing Quality Control object further includes red blood cell analogies, and the concentration of the red blood cell analogies is 1 × 1012A/L~6 × 1012It is a.
14. the described in any item quality control methods of 0-13 according to claim 1, which is characterized in that the blood and specific protein
Mixing Quality Control object further includes platelet analogue, and the concentration of the platelet analogue is 10 × 109A/L~1000 × 109A/
L。
15. the described in any item quality control methods of 0-14 according to claim 1, which is characterized in that the blood and specific protein
Mixing Quality Control object further includes that matrix saves liquid, the water-soluble egg that it is 0.1g/L~10g/L containing concentration in liquid that the matrix, which saves,
The small molecule amino acid of white matter, the polyol of 1g/L~50g/L and 1g/L~50g/L.
16. quality control method according to claim 15, which is characterized in that the buffer is citrate buffer or phosphorus
Phthalate buffer.
17. the mixing Quality Control object of the described in any item quality control methods of 0-14 according to claim 1, the blood and specific protein is also
Save liquid including matrix, the matrix saves liquid and uses buffer, the matrix save in liquid containing water soluble protein,
Polyol and small molecule amino acid；
Preferably, the water soluble protein is bovine serum albumin or human serum albumins and/or the polyol is
Mannitol, lactose, glucose, sucrose or trehalose and/or the small molecule amino acid are that glycine, lysine, small molecule are more
Peptide or peptide polysaccharide.
18. the mixing Quality Control object of a kind of blood and specific protein, which is characterized in that including five-classification leucocyte analogies and at least
A kind of specific protein antigen.
19. mixing Quality Control object according to claim 18, which is characterized in that the specific protein antigen is selected from CRP antigen,
Serum amyloid protein antigen, Procalcitonin antigen, interleukin-6 antigen, human chorionic gonadotrophin antigen, growth
Hormone antigen, lutropin antigen, at least one of alpha-fetoprotein antigen and carcinomebryonic antigen.
20. mixing Quality Control object according to claim 18, which is characterized in that the specific protein antigen be CRP antigen and
Serum amyloid protein antigen；Preferably, concentration of the CRP antigen in the mixing Quality Control object of the blood and specific protein
For 1mg/L~100mg/L, the serum amyloid protein antigen is dense in the mixing Quality Control object of the blood and specific protein
Degree is 2mg/L~200mg/L.
21. mixing Quality Control object according to claim 18, the specific protein antigen is CRP antigen and serum amyloid sample egg
The ratio of Bai Kangyuan, CRP antigen and serum amyloid protein antigen is 1: 2~1: 2.5.
22. the described in any item mixing Quality Control objects of 8-21 according to claim 1, which is characterized in that the blood and specific protein
Mixing Quality Control object further include that matrix saves liquid, the matrix saves liquid and uses buffer, and the matrix saves to be contained in liquid
There are water soluble protein, polyol and small molecule amino acid and surfactant, it is preferred that surfactant is non-
Ionic surface active agent, preferred surfactant are selected from Trition X-100, polysorbas20, polysorbate40 or Tween 80.
23. mixing Quality Control object according to claim 22, the concentration of the surfactant is 0.005%~5%, preferably
Surfactant concentration be 0.005%~1%.
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| CN110133282A (en) * | 2019-05-06 | 2019-08-16 | 中生北控生物科技股份有限公司 | Compound quality-control product of inflammation class marker and the preparation method and application thereof |
| WO2021097630A1 (en) * | 2019-11-18 | 2021-05-27 | 深圳迈瑞生物医疗电子股份有限公司 | Method for processing blood cell test result, system, and storage medium |
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| WO2016090579A1 (en) * | 2014-12-10 | 2016-06-16 | 深圳迈瑞生物医疗电子股份有限公司 | Blood crp quality control substance and quality control method thereof |
| WO2020132875A1 (en) * | 2018-12-25 | 2020-07-02 | 深圳迈瑞生物医疗电子股份有限公司 | Erythrocyte simulation particles, preparation method therefor, and quality control material or calibrator containing same |
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| CN111579803A (en) * | 2020-05-25 | 2020-08-25 | 北京康思润业生物技术有限公司 | Multi-item inflammation marker quality control product and preparation method thereof |
| CN117705541B (en) * | 2024-02-05 | 2024-04-26 | 江西赛基生物技术有限公司 | Quality control product for detecting PD-1 of blood sample and preparation and quality control method thereof |
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| CN107076766A (en) | 2017-08-18 |
| WO2016090579A1 (en) | 2016-06-16 |
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