MX391007B - Concentracion, recuperacion y deteccion rapida de patogenos en muestras de alimentos. - Google Patents
Concentracion, recuperacion y deteccion rapida de patogenos en muestras de alimentos.Info
- Publication number
- MX391007B MX391007B MX2018000840A MX2018000840A MX391007B MX 391007 B MX391007 B MX 391007B MX 2018000840 A MX2018000840 A MX 2018000840A MX 2018000840 A MX2018000840 A MX 2018000840A MX 391007 B MX391007 B MX 391007B
- Authority
- MX
- Mexico
- Prior art keywords
- detection
- pathogens
- recovery
- food samples
- rapid concentration
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title 1
- 244000052769 pathogen Species 0.000 title 1
- 238000011084 recovery Methods 0.000 title 1
- 102000004190 Enzymes Human genes 0.000 abstract 2
- 108090000790 Enzymes Proteins 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 108091005804 Peptidases Proteins 0.000 abstract 1
- 239000004365 Protease Substances 0.000 abstract 1
- 102100037486 Reverse transcriptase/ribonuclease H Human genes 0.000 abstract 1
- 238000005119 centrifugation Methods 0.000 abstract 1
- 239000012141 concentrate Substances 0.000 abstract 1
- 230000014670 detection of bacterium Effects 0.000 abstract 1
- 230000002900 effect on cell Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000001471 micro-filtration Methods 0.000 abstract 1
- 230000035899 viability Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/569—Immunoassay; Biospecific binding assay; Materials therefor for microorganisms, e.g. protozoa, bacteria, viruses
- G01N33/56911—Bacteria
- G01N33/56916—Enterobacteria, e.g. shigella, salmonella, klebsiella, serratia
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/02—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving viable microorganisms
- C12Q1/04—Determining presence or kind of microorganism; Use of selective media for testing antibiotics or bacteriocides; Compositions containing a chemical indicator therefor
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/02—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving viable microorganisms
- C12Q1/04—Determining presence or kind of microorganism; Use of selective media for testing antibiotics or bacteriocides; Compositions containing a chemical indicator therefor
- C12Q1/10—Enterobacteria
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4005—Concentrating samples by transferring a selected component through a membrane
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4044—Concentrating samples by chemical techniques; Digestion; Chemical decomposition
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2866—Grinding or homogeneising
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4077—Concentrating samples by other techniques involving separation of suspended solids
- G01N2001/4088—Concentrating samples by other techniques involving separation of suspended solids filtration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
- G01N2333/195—Assays involving biological materials from specific organisms or of a specific nature from bacteria
- G01N2333/24—Assays involving biological materials from specific organisms or of a specific nature from bacteria from Enterobacteriaceae (F), e.g. Citrobacter, Serratia, Proteus, Providencia, Morganella, Yersinia
- G01N2333/245—Escherichia (G)
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
- G01N2333/195—Assays involving biological materials from specific organisms or of a specific nature from bacteria
- G01N2333/24—Assays involving biological materials from specific organisms or of a specific nature from bacteria from Enterobacteriaceae (F), e.g. Citrobacter, Serratia, Proteus, Providencia, Morganella, Yersinia
- G01N2333/255—Salmonella (G)
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- Toxicology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Urology & Nephrology (AREA)
- Virology (AREA)
- Tropical Medicine & Parasitology (AREA)
- Cell Biology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Abstract
La presente invención se refiere a métodos para concentrar rápidamente una muestra alimenticia para detección eficiente de bacterias. Se usa un procedimiento de microfiltración seguido por centrifugación para concentrar las células con una enzima (por ejemplo, una proteasa) agregada en el inicio del proceso para facilitar micro-filtración más eficiente. Se encuentra la enzima para no tener efecto significativo en viabilidad celular.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562196216P | 2015-07-23 | 2015-07-23 | |
| PCT/US2016/043596 WO2017015574A1 (en) | 2015-07-23 | 2016-07-22 | Rapid concentration, recovery and detection of pathogens in food samples |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MX2018000840A MX2018000840A (es) | 2018-05-04 |
| MX391007B true MX391007B (es) | 2025-03-21 |
Family
ID=57834722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2018000840A MX391007B (es) | 2015-07-23 | 2016-07-22 | Concentracion, recuperacion y deteccion rapida de patogenos en muestras de alimentos. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11789018B2 (es) |
| CN (1) | CN107923825A (es) |
| CA (1) | CA2991445C (es) |
| MX (1) | MX391007B (es) |
| WO (1) | WO2017015574A1 (es) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11517900B2 (en) * | 2017-10-27 | 2022-12-06 | University Of Utah Research Foundation | Microfluidic system for sperm separation and enrichment from various types of sperm samples |
| SG10201801064RA (en) * | 2018-02-07 | 2019-09-27 | Singapore Polytechnic | System and method for on-site detection of pathogens |
| AU2019335303B2 (en) | 2018-09-05 | 2025-07-10 | Pathotrak Inc. | Rapid separation and recovery of pathogens from food samples by microfiltration assisted counterflow elutriation (MACE) |
| FR3088719B1 (fr) * | 2018-11-16 | 2023-03-31 | Commissariat Energie Atomique | Procede de preparation d'un echantillon a analyser obtenu a partir de matrice alimentaire |
| CA3136712A1 (en) | 2019-04-12 | 2020-10-15 | Pathotrak, Llc | Apparatuses and methods for rapid collection of microbe from a sample |
| CN111304301A (zh) * | 2020-02-24 | 2020-06-19 | 欧陆分析技术服务(苏州)有限公司 | 一种bax pcr方法在食品沙门氏菌检测中的应用 |
| GB202204947D0 (en) * | 2022-04-05 | 2022-05-18 | Quadram Inst Bioscience | Determination and quantification of the microbial communities and antimicrobial resistance genes on food |
| CN114836510B (zh) * | 2022-04-27 | 2025-05-13 | 武汉纺织大学 | 食品中细菌数量的快速检测方法和检测试剂盒 |
| CN115628958B (zh) * | 2022-11-21 | 2023-03-10 | 中检科(北京)测试认证有限公司 | 一种含有金刚乙胺的鸡蛋粉基质标准样品及其制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5368869A (en) * | 1993-03-09 | 1994-11-29 | Utah State University Foundation | Compositions and methods for manufacturing a skim or lowfat milk product with increased creaminess, color, mouthfeel, and taste sensations similar to milk with a higher fat content |
| US7077967B2 (en) * | 2000-02-18 | 2006-07-18 | Zentox Corporation | Poultry processing water recovery and re-use process |
| AU2001252973A1 (en) * | 2000-04-17 | 2001-10-30 | Purdue Research Foundation | Biosensor and related method |
| WO2002101083A1 (en) * | 2001-06-08 | 2002-12-19 | Samyang Genex Corporation | Composition for detecting peptidoglycan, and diagnostic kit detecting peptidoglycan |
| US7547526B2 (en) * | 2004-03-15 | 2009-06-16 | Purdue Research Foundation | Cell concentration and pathogen recovery |
| EP1992690B1 (en) * | 2006-02-17 | 2014-05-21 | Morinaga Milk Industry Co., Ltd. | Method for detection of microorganism and kit for detection of microorganism |
| WO2007139815A2 (en) * | 2006-05-23 | 2007-12-06 | Purdue Research Foundation | Imaging and therapeutic method using progenitor cells |
| CA2868485C (en) * | 2012-03-28 | 2020-09-15 | Michael R. Ladisch | Methods and systems useful for foodborne pathogen detection |
-
2016
- 2016-07-22 CA CA2991445A patent/CA2991445C/en active Active
- 2016-07-22 MX MX2018000840A patent/MX391007B/es unknown
- 2016-07-22 US US15/735,273 patent/US11789018B2/en active Active
- 2016-07-22 CN CN201680042476.9A patent/CN107923825A/zh active Pending
- 2016-07-22 WO PCT/US2016/043596 patent/WO2017015574A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CN107923825A (zh) | 2018-04-17 |
| US11789018B2 (en) | 2023-10-17 |
| CA2991445C (en) | 2024-01-30 |
| MX2018000840A (es) | 2018-05-04 |
| CA2991445A1 (en) | 2017-01-26 |
| US20180180611A1 (en) | 2018-06-28 |
| WO2017015574A1 (en) | 2017-01-26 |
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