CN108410986A - CDH6 promotes Growth of Osteosarcoma and transfer - Google Patents

CDH6 promotes Growth of Osteosarcoma and transfer Download PDF

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CN108410986A
CN108410986A CN201810162051.2A CN201810162051A CN108410986A CN 108410986 A CN108410986 A CN 108410986A CN 201810162051 A CN201810162051 A CN 201810162051A CN 108410986 A CN108410986 A CN 108410986A
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osteosarcoma
cdh6
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osteosarcoma cell
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冀全博
王岩
肖璟波
徐亚梦
林云娟
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Chinese PLA General Hospital
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Abstract

The invention discloses CDH6 to promote Growth of Osteosarcoma and transfer.The present invention provides CDH6 albumen and for promote the substance that it is expressed it is following it is any in application:It prepares for promoting osteosarcoma cell invasion, migration and/or the product of proliferation;Or product of the preparation for promoting Growth of Osteosarcoma and/or transfer.It is demonstrated experimentally that CDH6 and Patients with Osteosarcoma overall survival and prognosis are closely related.The present invention also found that CDH6 is overexpressed the invasion, migration and proliferation that can promote osteosarcoma cell by experiment.Therefore, CDH6 is likely to become the new biomarker and therapeutic targets for the treatment of prognosis in osteosarcoma.

Description

CDH6 promotes Growth of Osteosarcoma and transfer
Technical field
The invention belongs to biotechnologies, are related to CDH6 and Growth of Osteosarcoma and transfer, more particularly to CDH6 is promoted to make It is ready for use on answering in the product (such as cell model or animal model of osteosarcoma generation/development) for promoting Growth of Osteosarcoma and transfer With, and application of the substance that CDH6 is expressed in preparing the product for inhibiting Growth of Osteosarcoma and transfer can be inhibited.
Background technology
Osteosarcoma is used as current most common bone malignant change, worldwide incidence in Children and teenager crowd It is high.Currently, after DISTANT METASTASES IN occurs for Patients with Osteosarcoma, survival rate is down to 10%-30%.Nearest bioinformatics and other sections The progress of technology has discovered that the potential method of some treatment osteosarcoma.However, the clinical therapeutic efficacy of Patients with Osteosarcoma But it is not obviously improved.Therefore, it finds better osteosarcoma clinical treatment and understands mechanism of action therein to pass It is important.
Integrin 6 (CDH6) as important regulatory factor, kidney and peripheral nervous system development and disease into Key effect is played in exhibition.But the effect in osteosarcoma occurrence and development is still unknown.
Invention content
The object of the present invention is to provide CDH6 albumen and its new applications of relevant biological material.
In a first aspect, any one of substance shown in claimed following (1)-(3) following (a)-(e) at least A kind of application in:
(1) CDH6 albumen;
(2) nucleic acid molecules of CDH6 albumen are encoded;
(3) contain expression cassette, recombinant vector or the transgenic cell of the nucleic acid molecules;
(a) promote osteosarcoma cell invasion, or prepare the product for promoting osteosarcoma cell to invade;
(b) promote osteosarcoma cell migration, or prepare the product for promoting osteosarcoma cell to migrate;
(c) promote human osteosarcoma cell proliferation, or prepare the product for promoting human osteosarcoma cell proliferation;
(d) promote Growth of Osteosarcoma, or prepare the product for promoting Growth of Osteosarcoma;
(e) promote bone and flesh tumor metastasis, or prepare the product for promoting bone and flesh tumor metastasis.
Second aspect, the claimed substance that following (1) or (2) expression and/or activity can be promoted to improve exist Application during (a)-(e) is at least one as follows:
(1) CDH6 albumen;
(2) nucleic acid molecules of CDH6 albumen are encoded;
(a) promote osteosarcoma cell invasion, or prepare the product for promoting osteosarcoma cell to invade;
(b) promote osteosarcoma cell migration, or prepare the product for promoting osteosarcoma cell to migrate;
(c) promote human osteosarcoma cell proliferation, or prepare the product for promoting human osteosarcoma cell proliferation;
(d) promote Growth of Osteosarcoma, or prepare the product for promoting Growth of Osteosarcoma;
(e) promote bone and flesh tumor metastasis, or prepare the product for promoting bone and flesh tumor metastasis.
In application described in above-mentioned first aspect and second aspect, the product for promoting osteosarcoma cell to invade It can be the osteosarcoma cell model of invasive ability enhancing, or be used to prepare the osteosarcoma cell model of invasive ability enhancing Substance.
In application described in above-mentioned first aspect and second aspect, the product for promoting osteosarcoma cell to migrate It can be the osteosarcoma cell model of transfer ability enhancing, or be used to prepare the osteosarcoma cell model of transfer ability enhancing Substance.
In application described in above-mentioned first aspect and second aspect, the product for promoting human osteosarcoma cell proliferation It can be the osteosarcoma cell model of proliferative capacity enhancing, or be used to prepare the osteosarcoma cell model of proliferative capacity enhancing Substance.
In application described in above-mentioned first aspect and second aspect, the product for promoting Growth of Osteosarcoma For Growth of Osteosarcoma ability enhancing animal model, or be used to prepare Growth of Osteosarcoma ability enhancing animal model object Matter.
In application described in above-mentioned first aspect and second aspect, the product for promoting bone and flesh tumor metastasis For osteosarcoma transfer ability enhancing animal model, or be used to prepare osteosarcoma transfer ability enhancing animal model object Matter.
The third aspect, the claimed substance that following (1) or (2) expression and/or activity can be inhibited to reduce exist Application during (a ')-(e ') is at least one as follows:
(1) CDH6 albumen;
(2) nucleic acid molecules of CDH6 albumen are encoded;
(a ') inhibits osteosarcoma cell invasion, or prepares the product for inhibiting osteosarcoma cell to invade;
(b ') inhibits osteosarcoma cell migration, or prepares the product for inhibiting osteosarcoma cell to migrate;
(c ') inhibits human osteosarcoma cell proliferation, or prepares the product for inhibiting human osteosarcoma cell proliferation;
(d ') inhibits Growth of Osteosarcoma, or prepares the product for inhibiting Growth of Osteosarcoma;
(e ') inhibits bone and flesh tumor metastasis, or prepares the product for inhibiting bone and flesh tumor metastasis.
In the application, the product can be drug or health products etc..
Fourth aspect, any one of substance shown in claimed following (1)-(2) as treat and/ Or the application in the target of prevention osteosarcoma:
(1) CDH6 albumen;
(2) nucleic acid molecules of CDH6 albumen are encoded.
In application described in above-mentioned first, second, third and fourth aspect, the CDH6 albumen concretely people source CDH6 albumen.
Further, the CDH6 albumen is concretely following any:
(A1) amino acid sequence is the protein of SEQ ID No.1;
(A2) by amino acid sequence shown in SEQ ID No.1 by one or several amino acid residues substitution and/or It lacks and ors add and protein with the same function;
(A3) with (A1)-(A2) in it is any defined by amino acid sequence have 99% or more, 95% or more, 90% with Upper, 85% or more or 80% or more homology and protein with the same function;
(A4) fusion obtained after the N-terminal of protein defined by any in (A1)-(A3) and/or C-terminal connection label Albumen.
Correspondingly, the nucleic acid molecules of the coding CDH6 albumen are specially following any DNA molecular:
(a1) DNA molecular shown in SEQ ID No.2;
(a2) hybridize under strict conditions with (a1) DNA molecular limited and encode the DNA molecular of the CDH6 albumen;
(a3) have 99% or more, 95% or more, 90% or more, 85% with the DNA sequence dna of any restriction in (a1)-(a2) Above or the DNA molecular of 80% or more homology and the coding CDH6 albumen.
Above-mentioned stringent condition can be with 6 × SSC, and the solution of 0.5%SDS hybridizes at 65 DEG C, then with 2 × SSC, It is primary that 0.1%SDS and 1 × SSC, 0.1%SDS respectively wash film.
Correspondingly, in the present invention, " recombinant vector containing the nucleic acid molecules " is specially pcDNA3-FLAG- CDH6 (replaces with the small fragment between the restriction enzyme site KpnI and XhoI of pcDNA3-FLAG carriers shown in SEQ ID No.2 Recombinant plasmid after DNA fragmentation).
Further, in the application described in above-mentioned first, second, third and fourth aspect, the osteosarcoma cell tool Body is osteosarcoma cell line 143B.
It is demonstrated experimentally that CDH6 and Patients with Osteosarcoma overall survival and prognosis are closely related.The present invention by experiment it has also been found that, CDH6 is overexpressed the invasion, migration and proliferation that can promote osteosarcoma cell.Therefore, it is pre- to be likely to become treatment osteosarcoma by CDH6 New biomarker and therapeutic targets afterwards.
Description of the drawings
Fig. 1 is that CDH6 is overexpressed the invasion characteristic expressed and can promote osteosarcoma cell line.
Fig. 2 is that CDH6 is overexpressed the migration that can remarkably promote osteosarcoma cell line.
Fig. 3 is the clonality that CDH6 can remarkably promote osteosarcoma cell line.
Fig. 4 is that CDH6 and Patients with Osteosarcoma clinical prognosis are closely related.A is histopathological analysis Patients with Osteosarcoma bone and flesh The expression of CDH6 in tumor tissue and cancer beside organism.B, which is CDH6 scorings, proves that compared with cancerous issue, CDH6 is in bone and flesh Significantly up-regulation is expressed in tumor tissue.C proves that CDH6 expresses notable up-regulation in osteosarcoma tissue for qRT-PCR.D is Kaplan Meier survival analysis shows that the patient that CDH6 expressions are low in Patients with Osteosarcoma has relative to the patient of high expression CDH6 Preferable DFS phase (p=0.024).E is that Kaplan Meier survival analysis shows that CDH6 expresses water in Patients with Osteosarcoma Flat low patient has preferable overall survival (p=0.018) relative to the patient of high expression CDH6.
Specific implementation mode
Experimental method used in following embodiments is conventional method unless otherwise specified.
The materials, reagents and the like used in the following examples is commercially available unless otherwise specified.
Involved CDH6 albumen behaviours source CDH6 albumen in following embodiments, amino acid sequence is specially SEQ ID No.1, corresponding gene order are specially SEQ ID No.2.
In following embodiments, survival analysis uses Kaplan Meier methods, the difference Log-Rank Test of survivorship curve into Row assessment.Single factor test and multiplicity are carried out using Cox regression models.Quantitative data is merged into using one-way analysis of variance Performing check is assessed.Pearson χ are passed through using 6 softwares of GraphPad Prism2Carry out correlation analysis.Statistics, which calculates, to be used 17.0 softwares of SPSS carry out.All experiment in vitro are repeated three times above.Data are indicated with means standard deviation (SD).p< 0.05 is considered to have statistical significance.
Embodiment 1, CDH6 promote Growth of Osteosarcoma and transfer
One, CDH6 is overexpressed the preparation of osteosarcoma cell line
1, the structure of CDH6 over-express vectors pcDNA3-FLAG-CDH6
Routinely PCR method, using target gene CDH6 is template shown in SEQ ID No.2, using primer upstream 5 '-GGTACCATGAGAACTTACCGCTACTTCTT-3 ', downstream 5 '-CTCGAGTTAGGAGTCT TTGTCACTGTCCA-3 ' into Row PCR amplification, KpnI and XhoI double digestions PCR product and respective carrier pcDNA3-FLAG (Invitrogen Products, goods Number for 20011), by correct phase by purpose segment insertion carrier.Inverted, screening obtains positive colony digestion identification, analysis The expression of various recombinant proteins, all recombinant plasmids send Beijing Bo Maide Bioisystech Co., Ltd to be sequenced.It will show after sequencing Small fragment between the restriction enzyme site KpnI and XhoI of pcDNA3-FLAG carriers is replaced with into DNA fragmentation shown in SEQ ID No.2 Recombinant plasmid afterwards is named as pcDNA3-FLAG-CDH6.
2, CDH6 is overexpressed the preparation of osteosarcoma cell line
To 143B cells (American Type Culture Collection,CRL8303TM) in be transferred to weight After group carrier pcDNA3-FLAG-CDH6 stably transfected cell line stable clone osteosarcoma 143B cell lines are obtained through pressure system.
Two, scratch experiment
For trying cell:CDH6 prepared by step 1 is overexpressed osteosarcoma cell line;And as a contrast to 143B cells In be transferred to the unloaded control cells of pcDNA3-FLAG empty carriers.
Marker are first used to be compared with ruler in 6 orifice plates behind, it is uniform to draw horizontal line, together per every about 0.5-1cm, Cross via.Per hole at least across 5 lines.Secondly about 5 × 10 are added in hole5A cell, particular number is due to cell difference Difference is grasped as that can be paved with overnight.Compare ruler with pipette tips within second day, as possible perpendicular to the horizontal line cut of behind, pipette tips will hang down Directly, it cannot tilt.Then cell is washed 3 times with PBS, serum free medium is added in the cell under place to go stroke.It is put into 37 DEG C of 5%CO2 Incubator, culture.It sampled, takes pictures by 0,6,12,24 hour.
Three, cell invasion is tested
For trying cell:CDH6 prepared by step 1 is overexpressed osteosarcoma cell line;And as a contrast to 143B cells In be transferred to the unloaded control cells of pcDNA3-FLAG empty carriers.
The tumour cell of logarithmic growth phase, with 0.1% bovine serum albumin (BSA) DMEM culture solutions adjustment cell number for 1 ×106cells/ml.Take 100 μ l cell inoculations in indoor on transwell, the isometric serum-free DMEM cultures of control group addition Liquid, every group sets 3 multiple rooms.DMEM culture solutions 500 μ l, 37 DEG C, 5%CO containing 15% calf serum is added in lower room2Culture is for 24 hours Afterwards, the cell on filter membrane upper layer is erased with cotton swab, filter membrane fixes 5min with methanol.With Giemsa dyeings 15min.100 times The cell number through the membrane in 5 different visuals field, averages, drug is calculated as follows to tumour in being selected up and down under light microscopic The transfer ability of cell.Inhibition of metastasis rate=(1- experimental groups average mobility cell number/control group average mobility cell number) × 100%.
Four, colony formation
For trying cell:CDH6 prepared by step 1 is overexpressed osteosarcoma cell line;And as a contrast to 143B cells In be transferred to the unloaded control cells of pcDNA3-FLAG empty carriers.
The each group cell of logarithmic growth phase with 0.25% trypsin digestion and is blown and beaten into individual cells respectively, and handle Cell is suspended in spare in the DMEM culture solutions of 10% fetal calf serum.By cell suspension make gradient multiple dilution, every group of cell with It is inoculated in the ware of 37 DEG C of pre-temperature culture solutions containing 10mL per the Graded Density of 100 cells of ware, and gently rotates respectively, make cell It is uniformly dispersed.Set 37 DEG C of 5%CO2And it is cultivated 2~3 weeks in the cell incubator of saturated humidity.Often observation, when going out in culture dish When existing macroscopic clone, culture is terminated.Liquid is discarded supernatant, is carefully embathed with PBS 2 times.4% paraformaldehyde is added to fix cell 5mL fixes 15 minutes.Then fixer is removed, adds appropriate GIMSA applications dyeing liquor to contaminate 10~30 minutes, is then slowly washed with flowing water Dyeing liquor is removed, is air-dried.Plate is inverted and is superimposed a transparent film with grid, with the naked eye directly counts clone, or Clone's number more than 10 cells is counted in microscope (low power lens).Finally calculate cloning efficiency.Cloning efficiency=(clone Number/inoculating cell number) × 100%.
Five, result
1, CDH6 promotes the invasion of osteosarcoma cell
Can the present invention assesses CDH6 by Matrigel Matrigels adjust the phenotype of osteosarcoma cell line.Tables of data Bright, CDH6, which is overexpressed expression, can promote the invasion characteristic (Fig. 1) of osteosarcoma cell line.
2, CDH6 promotes the migration of osteosarcoma cell
The present invention can influence to study for CDH6 using scratch experiment on the migration of osteosarcoma cell line.Study table Bright, CDH6 is overexpressed the migration (Fig. 2) that can remarkably promote osteosarcoma cell line.
3, CDH6 can promote the proliferation of osteosarcoma cell
The present invention uses colony formation, and the ability that osteosarcoma cell is adjusted to CDH6 is studied.Experimental data table Bright, CDH6 can remarkably promote the clonality (Fig. 3) of osteosarcoma cell line.This is consistent with above-mentioned experimental result, Display CDH6 plays a significant role in osteosarcoma progression.
Embodiment 2, CDH6 and Patients with Osteosarcoma clinical prognosis are closely related
One, patient and sample
Present study be by Chinese People's Liberation Army General Hospital institutional review board approval (Beijing, China) and and It is carried out under patient's informed consent.133 osteosarcoma and cancer beside organism on the basis of pathology and iconography standard are studied into Evaluation is gone.Clinical information is recorded from patient assessment.Total life span is defined as from operation to the dead time.Patient Follow-up Data monthly update.Sample is divided into two parts:A part is freezed immediately in liquid nitrogen, is stored in -80 DEG C until carrying out RNA is extracted, and another part is then used for histopathological evaluation.Table 1 lists the clinic and demography of CDH6 in research population Feature.
1 CDH6 of table expression and Patients with Osteosarcoma clinical information
Note:P-values uses Pearson Chi-square Tests.*P<0.05,**P<0.01.
Two, histopathological evaluation
Haematoxylin eosin stains (H&E):Tissue is fixed on 4% paraformaldehyde and buffers (20% with EDTA decalcifications after 48 hours EDTA, pH 7.4).Tissue carries out paraffin embedding, slice, H&E dyeing.Specific steps:Flowing water rinses after haematoxylin dyeing 5min Flowing water rinses 10-30s, distilled water flushing 1-2s after 1-3s, 1% acidic alcohol 1-3s, and 0.5% Yihong liquid carries out dyeing 1-3min Afterwards, it is placed in distilled water and is rinsed 1-2s, mounting, microscopically observation detection are carried out after dehydration.
Three, immunohistochemical staining
The slice fixed before is carried out baking 10min on (1) 72 DEG C of roasting piece machine.
(2) baked slice is cooled to room temperature, gradually in dimethylbenzene I, dimethylbenzene II, ethyl alcohol 100%, alcohol 95 %, second Alcohol 85%, ethyl alcohol 75%, distilled water, 3% H2O2Middle processing 5min, dewaxes.
(3) sample, which is soaked in, repairs in liquid, to rigid boiling in micro-wave oven, suspends 5min, then opens micro-wave oven to rigid boiling, then stops 5min adds up 3-4 times, and overall length 30min is cooled to room temperature.
Source catalase in (4) 3% places to go hydrogen peroxide treatment number min.37 DEG C are closed 30min, spare.
(5) it closes:Goat-anti closes working solution, 37 DEG C of closing 30min.
(6) antibody response:CDH6 antibody (1:50 dilutions) 37 DEG C be incubated 2-3h, secondary antibody and three it is anti- reacts 10min,
(7) DAB develops the color:It will develop the color in liquid (A, B, C) each one after another drop of PBS to 1mL, mixing is evenly coated in tissue.Room Temperature places 10-15min.
(8) core is contaminated:Hematoxylin contaminates core 1-2min, and then washing is anti-blue.
(9) break up:Histotomy after dye core is washed into 3min, 3 times, is put in differentiation liquid differentiation about 1min.So washing is whole Only break up.
(10) mounting, microscopy:The slice broken up with neutral gum carries out mounting, microscopy after being dehydrated.
Graded using the German sxemiquantitative points-scoring system accepted extensively at present, and to staining power and areal extent into Row is considered:0, dye-free;1, weak dyeing;2, moderate dyeing;3, it is strong to dye;It is respectively 0 (< 5%), 1 (5%- to dye percentage 25%), 2 (25%-50%), 3 (51%-75%) and 4 (>75%).The two fractional multiplications are last appraisal result.For more Good is detected, we define 0 point as feminine gender, and 1-12 is the positive.
Four, qRT-PCR
(1) Total RNAs extraction:Tissue is cleaned once with 1 × PBS.1ml Trizol are added again, are uniformly mixed, in room temperature Lower cracking 5min.0.2ml chloroforms are added according to every ml Trizol liquid, then acutely oscillation 50 times, stand 2-3min, 12000rpm centrifuges 15min.It takes in the as clear as crystal liquid in upper layer to new EP pipes, and adds isometric isopropanol, place -80 DEG C Middle 15min is placed in 4 DEG C of centrifuge high speed centrifugation 15min;RNA white depositions, 4 DEG C of high speed centrifugations are washed with 75% ethyl alcohol 5min;And add absolute ethyl alcohol 1ml, 4 DEG C of high speed centrifugation 2min;It is spontaneously dried to RNA;Finally, RNA precipitate is dissolved, using 100 μ l DEPC water dissolutions.
(2) reverse transcription:2 μ g of total serum IgE, are added the random primer of 50 μM of 1 μ l, and 72 DEG C of progress unwindings are naturally cold after 5min But room temperature is arrived.Then dNTP, reverse transcriptase M-MLV, RNase inhibitor RT Buffer is added, adds water to final system body Product, is placed in 42 DEG C of constant temperature, reacts 1h, 95 DEG C of isoperibols, and 5min inactivation treatments finally obtain the cDNA of reverse transcription completion.
(3)RT-qPCR:PCR reaction solution (20 μ l systems) is prepared by following component:10μl SYBR Green Mix(2 ×), 2 μ l cDNA, 0.4 μ l upstream and downstream primers (10 μM), the corresponding polishing of remainder deionized water;Sample is added to Real- After in the special PCR pipes of time PCR, the PCR reaction conditions of setting ABI Prism SDS 7000 are:95 DEG C of 5min, 95 DEG C of 30s, 60℃30s,40cycles.Solution curve is melted after completion Real-time PCR to it analyze and combine Agarose gel analysis PCR Whether product is special.By 2-ΔΔCtFormula gene expression values carry out data and calculate analysis.β-actin are used as internal reference.
Primer for detecting CDH6:
CDH6-F:5’-AAGGAGGTTTACACAGCCACTGT-3’;
CDH6-R:5’-CTTGGTACTGCTCCCTGTTTTCT-3’.
Primer for detecting internal reference β-actin:
β-actin-F:5’-ATCACCATTGGCAATGAGCG-3’;
β-actin-R:5’-TTGAAGGTAGTTTCGTGGAT-3’.
Six, result
To probe into specific effects of the CDH6 in osteosarcoma, we have evaluated 133 patients using histopathology The expression (A in Fig. 4) of CDH6 in osteosarcoma tissue and cancer beside organism.Immunohistochemistry appraisal result is shown, with canceration group It knits and compares, CDH6 expresses significantly up-regulation (p=3.6 × 10 in osteosarcoma tissue-6) (B in Fig. 4).QRT-PCR also turns out CDH6 Significantly up-regulation (C in Fig. 4) is expressed in osteosarcoma tissue.We have further inquired into clinical meanings of the CDH6 in Patients with Osteosarcoma Justice, and have studied the relationship between the level of CDH6 and clinical pathologic characteristic.Statistics indicate that CDH6 expression and tumor tissues credit Grade is closely related (table 2) with size.In addition, Kaplan Meier survival analysis shows CDH6 expressions in Patients with Osteosarcoma Low patient has preferable DFS phase (p=0.024) and overall survival (p=relative to the patient of high expression CDH6 0.018) (D and E in Fig. 4).To sum up, these are the result shows that CDH6 plays a significant role in the prognosis and transfer of osteosarcoma.
<110>Chinese People's Liberation Army General Hospital
<120>CDH6 promotes Growth of Osteosarcoma and transfer
<130> GNCLN180409
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Met Arg Thr Tyr Arg Tyr Phe Leu Leu Leu Phe Trp Val Gly Gln Pro
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Tyr Pro Thr Leu Ser Thr Pro Leu Ser Lys Arg Thr Ser Gly Phe Pro
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Ala Lys Lys Arg Ala Leu Glu Leu Ser Gly Asn Ser Lys Asn Glu Leu
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Asn Arg Ser Lys Arg Ser Trp Met Trp Asn Gln Phe Phe Leu Leu Glu
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Glu Tyr Thr Gly Ser Asp Tyr Gln Tyr Val Gly Lys Leu His Ser Asp
65 70 75 80
Gln Asp Arg Gly Asp Gly Ser Leu Lys Tyr Ile Leu Ser Gly Asp Gly
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Ala Gly Asp Leu Phe Ile Ile Asn Glu Asn Thr Gly Asp Ile Gln Ala
100 105 110
Thr Lys Arg Leu Asp Arg Glu Glu Lys Pro Val Tyr Ile Leu Arg Ala
115 120 125
Gln Ala Ile Asn Arg Arg Thr Gly Arg Pro Val Glu Pro Glu Ser Glu
130 135 140
Phe Ile Ile Lys Ile His Asp Ile Asn Asp Asn Glu Pro Ile Phe Thr
145 150 155 160
Lys Glu Val Tyr Thr Ala Thr Val Pro Glu Met Ser Asp Val Gly Thr
165 170 175
Phe Val Val Gln Val Thr Ala Thr Asp Ala Asp Asp Pro Thr Tyr Gly
180 185 190
Asn Ser Ala Lys Val Val Tyr Ser Ile Leu Gln Gly Gln Pro Tyr Phe
195 200 205
Ser Val Glu Ser Glu Thr Gly Ile Ile Lys Thr Ala Leu Leu Asn Met
210 215 220
Asp Arg Glu Asn Arg Glu Gln Tyr Gln Val Val Ile Gln Ala Lys Asp
225 230 235 240
Met Gly Gly Gln Met Gly Gly Leu Ser Gly Thr Thr Thr Val Asn Ile
245 250 255
Thr Leu Thr Asp Val Asn Asp Asn Pro Pro Arg Phe Pro Gln Ser Thr
260 265 270
Tyr Gln Phe Lys Thr Pro Glu Ser Ser Pro Pro Gly Thr Pro Ile Gly
275 280 285
Arg Ile Lys Ala Ser Asp Ala Asp Val Gly Glu Asn Ala Glu Ile Glu
290 295 300
Tyr Ser Ile Thr Asp Gly Glu Gly Leu Asp Met Phe Asp Val Ile Thr
305 310 315 320
Asp Gln Glu Thr Gln Glu Gly Ile Ile Thr Val Lys Lys Leu Leu Asp
325 330 335
Phe Glu Lys Lys Lys Val Tyr Thr Leu Lys Val Glu Ala Ser Asn Pro
340 345 350
Tyr Val Glu Pro Arg Phe Leu Tyr Leu Gly Pro Phe Lys Asp Ser Ala
355 360 365
Thr Val Arg Ile Val Val Glu Asp Val Asp Glu Pro Pro Val Phe Ser
370 375 380
Lys Leu Ala Tyr Ile Leu Gln Ile Arg Glu Asp Ala Gln Ile Asn Thr
385 390 395 400
Thr Ile Gly Ser Val Thr Ala Gln Asp Pro Asp Ala Ala Arg Asn Pro
405 410 415
Val Lys Tyr Ser Val Asp Arg His Thr Asp Met Asp Arg Ile Phe Asn
420 425 430
Ile Asp Ser Gly Asn Gly Ser Ile Phe Thr Ser Lys Leu Leu Asp Arg
435 440 445
Glu Thr Leu Leu Trp His Asn Ile Thr Val Ile Ala Thr Glu Ile Asn
450 455 460
Asn Pro Lys Gln Ser Ser Arg Val Pro Leu Tyr Ile Lys Val Leu Asp
465 470 475 480
Val Asn Asp Asn Ala Pro Glu Phe Ala Glu Phe Tyr Glu Thr Phe Val
485 490 495
Cys Glu Lys Ala Lys Ala Asp Gln Leu Ile Gln Thr Leu His Ala Val
500 505 510
Asp Lys Asp Asp Pro Tyr Ser Gly His Gln Phe Ser Phe Ser Leu Ala
515 520 525
Pro Glu Ala Ala Ser Gly Ser Asn Phe Thr Ile Gln Asp Asn Lys Asp
530 535 540
Asn Thr Ala Gly Ile Leu Thr Arg Lys Asn Gly Tyr Asn Arg His Glu
545 550 555 560
Met Ser Thr Tyr Leu Leu Pro Val Val Ile Ser Asp Asn Asp Tyr Pro
565 570 575
Val Gln Ser Ser Thr Gly Thr Val Thr Val Arg Val Cys Ala Cys Asp
580 585 590
His His Gly Asn Met Gln Ser Cys His Ala Glu Ala Leu Ile His Pro
595 600 605
Thr Gly Leu Ser Thr Gly Ala Leu Val Ala Ile Leu Leu Cys Ile Val
610 615 620
Ile Leu Leu Val Thr Val Val Leu Phe Ala Ala Leu Arg Arg Gln Arg
625 630 635 640
Lys Lys Glu Pro Leu Ile Ile Ser Lys Glu Asp Ile Arg Asp Asn Ile
645 650 655
Val Ser Tyr Asn Asp Glu Gly Gly Gly Glu Glu Asp Thr Gln Ala Phe
660 665 670
Asp Ile Gly Thr Leu Arg Asn Pro Glu Ala Ile Glu Asp Asn Lys Leu
675 680 685
Arg Arg Asp Ile Val Pro Glu Ala Leu Phe Leu Pro Arg Arg Thr Pro
690 695 700
Thr Ala Arg Asp Asn Thr Asp Val Arg Asp Phe Ile Asn Gln Arg Leu
705 710 715 720
Lys Glu Asn Asp Thr Asp Pro Thr Ala Pro Pro Tyr Asp Ser Leu Ala
725 730 735
Thr Tyr Ala Tyr Glu Gly Thr Gly Ser Val Ala Asp Ser Leu Ser Ser
740 745 750
Leu Glu Ser Val Thr Thr Asp Ala Asp Gln Asp Tyr Asp Tyr Leu Ser
755 760 765
Asp Trp Gly Pro Arg Phe Lys Lys Leu Ala Asp Met Tyr Gly Gly Val
770 775 780
Asp Ser Asp Lys Asp Ser
785 790
<210> 2
<211> 2373
<212> DNA
<213>People(Homo sapiens)
<400> 2
atgagaactt accgctactt cttgctgctc ttttgggtgg gccagcccta cccaactctc 60
tcaactccac tatcaaagag gactagtggt ttcccagcaa agaaaagggc cctggagctc 120
tctggaaaca gcaaaaatga gctgaaccgt tcaaaaagga gctggatgtg gaatcagttc 180
tttctcctgg aggaatacac aggatccgat tatcagtatg tgggcaagtt acattcagac 240
caggatagag gagatggatc acttaaatat atcctttcag gagatggagc aggagatctc 300
ttcattatta atgaaaacac aggcgacata caggccacca agaggctgga cagggaagaa 360
aaacccgttt acatccttcg agctcaagct ataaacagaa ggacagggag acccgtggag 420
cccgagtctg aattcatcat caagatccat gacatcaatg acaatgaacc aatattcacc 480
aaggaggttt acacagccac tgtccctgaa atgtctgatg tcggtacatt tgttgtccaa 540
gtcactgcga cggatgcaga tgatccaaca tatgggaaca gtgctaaagt tgtctacagt 600
attctacagg gacagcccta tttttcagtt gaatcagaaa caggtattat caagacagct 660
ttgctcaaca tggatcgaga aaacagggag cagtaccaag tggtgattca agccaaggat 720
atgggcggcc agatgggagg attatctggg accaccaccg tgaacatcac actgactgat 780
gtcaacgaca accctccccg attcccccag agtacatacc agtttaaaac tcctgaatct 840
tctccaccgg ggacaccaat tggcagaatc aaagccagcg acgctgatgt gggagaaaat 900
gctgaaattg agtacagcat cacagacggt gaggggctgg atatgtttga tgtcatcacc 960
gaccaggaaa cccaggaagg gattataact gtcaaaaagc tcttggactt tgaaaagaag 1020
aaagtgtata cccttaaagt ggaagcctcc aatccttatg ttgagccacg atttctctac 1080
ttggggcctt tcaaagattc agccacggtt agaattgtgg tggaggatgt agatgagcca 1140
cctgtcttca gcaaactggc ctacatctta caaataagag aagatgctca gataaacacc 1200
acaataggct ccgtcacagc ccaagatcca gatgctgcca ggaatcctgt caagtactct 1260
gtagatcgac acacagatat ggacagaata ttcaacattg attctggaaa tggttcgatt 1320
tttacatcga aacttcttga ccgagaaaca ctgctatggc acaacattac agtgatagca 1380
acagagatca ataatccaaa gcaaagtagt cgagtacctc tatatattaa agttctagat 1440
gtcaatgaca acgccccaga atttgctgag ttctatgaaa cttttgtctg tgaaaaagca 1500
aaggcagatc agttgattca gaccctgcat gctgttgaca aggatgaccc ttatagtgga 1560
caccaatttt cgttttcctt ggcccctgaa gcagccagtg gctcaaactt taccattcaa 1620
gacaacaaag acaacacggc gggaatctta actcggaaaa atggctataa tagacacgag 1680
atgagcacct atctcttgcc tgtggtcatt tcagacaacg actacccagt tcaaagcagc 1740
actgggacag tgactgtccg ggtctgtgca tgtgaccacc acgggaacat gcaatcctgc 1800
catgcggagg cgctcatcca ccccacggga ctgagcacgg gggctctggt tgccatcctt 1860
ctgtgcatcg tgatcctact agtgacagtg gtgctgtttg cagctctgag gcggcagcga 1920
aaaaaagagc ctttgatcat ttccaaagag gacatcagag ataacattgt cagttacaac 1980
gacgaaggtg gtggagagga ggacacccag gcttttgata tcggcaccct gaggaatcct 2040
gaagccatag aggacaacaa attacgaagg gacattgtgc ccgaagccct tttcctaccc 2100
cgacggactc caacagctcg cgacaacacc gatgtcagag atttcattaa ccaaaggtta 2160
aaggaaaatg acacggaccc cactgccccg ccatacgact ccttggccac ttacgcctat 2220
gaaggcactg gctccgtggc ggattccctg agctcgctgg agtcagtgac cacggatgca 2280
gatcaagact atgattacct tagtgactgg ggacctcgat tcaaaaagct tgcagatatg 2340
tatggaggag tggacagtga caaagactcc taa 2373

Claims (9)

  1. Application of any one of the substance shown in following 1. (1)-(3) in following (a)-(e) is at least one:
    (1) CDH6 albumen;
    (2) nucleic acid molecules of CDH6 albumen are encoded;
    (3) contain expression cassette, recombinant vector or the transgenic cell of the nucleic acid molecules;
    (a) promote osteosarcoma cell invasion, or prepare the product for promoting osteosarcoma cell to invade;
    (b) promote osteosarcoma cell migration, or prepare the product for promoting osteosarcoma cell to migrate;
    (c) promote human osteosarcoma cell proliferation, or prepare the product for promoting human osteosarcoma cell proliferation;
    (d) promote Growth of Osteosarcoma, or prepare the product for promoting Growth of Osteosarcoma;
    (e) promote bone and flesh tumor metastasis, or prepare the product for promoting bone and flesh tumor metastasis.
  2. 2. the substance that following (1) or (2) expression and/or activity improve answering in following (a)-(e) is at least one can be promoted With:
    (1) CDH6 albumen;
    (2) nucleic acid molecules of CDH6 albumen are encoded;
    (a) promote osteosarcoma cell invasion, or prepare the product for promoting osteosarcoma cell to invade;
    (b) promote osteosarcoma cell migration, or prepare the product for promoting osteosarcoma cell to migrate;
    (c) promote human osteosarcoma cell proliferation, or prepare the product for promoting human osteosarcoma cell proliferation;
    (d) promote Growth of Osteosarcoma, or prepare the product for promoting Growth of Osteosarcoma;
    (e) promote bone and flesh tumor metastasis, or prepare the product for promoting bone and flesh tumor metastasis.
  3. 3. application according to claim 1 or 2, it is characterised in that:The product for promoting osteosarcoma cell to invade For invasive ability enhancing osteosarcoma cell model, or be used to prepare invasive ability enhancing osteosarcoma cell model object Matter;
    And/or
    The product for promoting osteosarcoma cell to migrate is the osteosarcoma cell model of transfer ability enhancing, or is used for Prepare the substance of the osteosarcoma cell model of transfer ability enhancing;
    And/or
    The product for promoting human osteosarcoma cell proliferation is the osteosarcoma cell model of proliferative capacity enhancing, or is used for Prepare the substance of the osteosarcoma cell model of proliferative capacity enhancing;
    And/or
    The product for promoting Growth of Osteosarcoma is the animal model of Growth of Osteosarcoma ability enhancing, or is used to prepare The substance of the animal model of Growth of Osteosarcoma ability enhancing;
    And/or
    The product for promoting bone and flesh tumor metastasis is the animal model of osteosarcoma transfer ability enhancing, or is used to prepare The substance of the animal model of osteosarcoma transfer ability enhancing.
  4. 4. can inhibit the substance that following (1) or (2) expression and/or activity reduce in following (a ')-(e ') is at least one Using:
    (1) CDH6 albumen;
    (2) nucleic acid molecules of CDH6 albumen are encoded;
    (a ') inhibits osteosarcoma cell invasion, or prepares the product for inhibiting osteosarcoma cell to invade;
    (b ') inhibits osteosarcoma cell migration, or prepares the product for inhibiting osteosarcoma cell to migrate;
    (c ') inhibits human osteosarcoma cell proliferation, or prepares the product for inhibiting human osteosarcoma cell proliferation;
    (d ') inhibits Growth of Osteosarcoma, or prepares the product for inhibiting Growth of Osteosarcoma;
    (e ') inhibits bone and flesh tumor metastasis, or prepares the product for inhibiting bone and flesh tumor metastasis.
  5. 5. application according to claim 4, it is characterised in that:The product is drug or health products.
  6. 6. any one of substance is as treating and/or preventing answering in the target of osteosarcoma shown in following (1)-(2) With:
    (1) CDH6 albumen;
    (2) nucleic acid molecules of CDH6 albumen are encoded.
  7. 7. according to any application in claim 1-6, it is characterised in that:CDH6 albumen behaviour source CDH6 albumen.
  8. 8. application according to claim 7, it is characterised in that:The CDH6 albumen is following any:
    (A1) amino acid sequence is the protein of SEQ ID No.1;
    (A2) substitution by amino acid sequence shown in SEQ ID No.1 by one or several amino acid residues and/or missing And/or addition and protein with the same function;
    (A3) with (A1)-(A2) in it is any defined by amino acid sequence have 99% or more, 95% or more, 90% or more, 85% or more or 80% or more homology and protein with the same function;
    (A4) fusion protein obtained after the N-terminal of protein defined by any in (A1)-(A3) and/or C-terminal connection label.
  9. 9. application according to claim 7, it is characterised in that:The nucleic acid molecules of the coding CDH6 albumen are following any The DNA molecular:
    (a1) DNA molecular shown in SEQ ID No.2;
    (a2) hybridize under strict conditions with (a1) DNA molecular limited and encode the DNA molecular of the CDH6 albumen;
    (a3) have 99% or more, 95% or more, 90% or more, 85% or more with the DNA sequence dna of any restriction in (a1)-(a2) Or 80% or more homology and the coding CDH6 albumen DNA molecular.
CN201810162051.2A 2018-02-26 2018-02-26 CDH6 promotes osteosarcoma growth and metastasis Expired - Fee Related CN108410986B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101772511A (en) * 2007-02-16 2010-07-07 太平洋艾瑞有限公司 Blocking the migration or metastasis of cancer cells by affecting adhesion proteins and the uses of new compounds thereof
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101772511A (en) * 2007-02-16 2010-07-07 太平洋艾瑞有限公司 Blocking the migration or metastasis of cancer cells by affecting adhesion proteins and the uses of new compounds thereof
CN102144163A (en) * 2008-04-10 2011-08-03 麻省理工学院 Methods for identification and use of agents targeting cancer stem cells
CN104220595A (en) * 2012-04-04 2014-12-17 株式会社英仙蛋白质科学 Conjugate of anti-CDH3 (P-cadherin) antibody and drug
CN106573061A (en) * 2014-04-30 2017-04-19 佩德罗巴里德拉玛泽康德德费诺萨基金会 Agent, product and use

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* Cited by examiner, † Cited by third party
Title
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