CU24452B1 - Sistema electrónico para la detección de microorganismos en muestras biológicas por fotoestimulación controlada - Google Patents
Sistema electrónico para la detección de microorganismos en muestras biológicas por fotoestimulación controladaInfo
- Publication number
- CU24452B1 CU24452B1 CU2016000070A CU20160070A CU24452B1 CU 24452 B1 CU24452 B1 CU 24452B1 CU 2016000070 A CU2016000070 A CU 2016000070A CU 20160070 A CU20160070 A CU 20160070A CU 24452 B1 CU24452 B1 CU 24452B1
- Authority
- CU
- Cuba
- Prior art keywords
- photostimulation
- detection
- biological samples
- microorganisms
- controlled
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/30—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration
- C12M41/36—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration of biomass, e.g. colony counters or by turbidity measurements
-
- 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
- C12Q1/06—Quantitative determination
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
- G01N21/5907—Densitometers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Microbiology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Biotechnology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Biomedical Technology (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Sustainable Development (AREA)
- Immunology (AREA)
- Molecular Biology (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Abstract
<p>Esta invención relacionada con Ia rama de Ia Microbiología e Higiene de los Alimentos, constituye un sistema para Ia evaluación rápida del estado de contaminación microbiológica de diferentes muestras biológicas a partir del empleo combinado de Ia fotoestimulación-detección de los microorganismos (fotosintéticos y no fotosintéticos) presentes en un medio de cultivo líquido.</p> <p>En el caso de Ia fotoestimulación (430 nm < λ < 480 nm y 1 µW< p < 5 µW) de una muestra biológica en medio líquido, se registran los cambios de turbidez y/o bioimpedancia originados en el medio de cultivo por dicho crecimiento, lo cual permite detectar de forma rápida Ia presencia de bacterias en muestras biológicas a partir del análisis del cultivo, facilitando Ia evaluación de Ia calidad microbiológica de las mismas. Además es útil para Ia determinación del antibiograma a partir de colonias aisladas o de muestras positivas que se obtienen directamente de las fuentes que las contienen.</p>
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CU2016000070A CU24452B1 (es) | 2016-05-19 | 2017-05-18 | Sistema electrónico para la detección de microorganismos en muestras biológicas por fotoestimulación controlada |
PCT/CU2017/050004 WO2017198240A1 (es) | 2016-05-19 | 2017-05-18 | Sistema para la detección de microorganismos fotosintéticos y no fotosintéticos en muestras biológicas por fotoestimulación controlada |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CU2016000070A CU24452B1 (es) | 2016-05-19 | 2017-05-18 | Sistema electrónico para la detección de microorganismos en muestras biológicas por fotoestimulación controlada |
Publications (2)
Publication Number | Publication Date |
---|---|
CU20160070A7 CU20160070A7 (es) | 2017-12-08 |
CU24452B1 true CU24452B1 (es) | 2019-11-04 |
Family
ID=59284951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CU2016000070A CU24452B1 (es) | 2016-05-19 | 2017-05-18 | Sistema electrónico para la detección de microorganismos en muestras biológicas por fotoestimulación controlada |
Country Status (2)
Country | Link |
---|---|
CU (1) | CU24452B1 (es) |
WO (1) | WO2017198240A1 (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PT117223A (pt) | 2021-05-12 | 2022-11-14 | Inst Politecnico De Leiria | Processo de deteção microbiológica e determinação da susceptibilidade antimicrobiana em amostras clínicas, ambientais ou alimentares |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AR035231A1 (es) * | 2002-03-11 | 2004-05-05 | Ypf S A | Un equipo para analizar el crecimiento de microorganismos y procedimiento para cuantificar la concentracion de microorganismos |
US7328708B2 (en) | 2003-12-23 | 2008-02-12 | United Laboratories & Manufacturing, Llc | LED multiplex source and method of use of for sterilization, bioactivation and therapy |
EP1957627A1 (en) * | 2005-12-09 | 2008-08-20 | Bionavitas, Inc. | Systems, devices, and methods for biomass production |
GB0701517D0 (en) | 2007-01-26 | 2007-03-07 | Univ Leicester | Growth inducer |
IT1392994B1 (it) * | 2009-02-25 | 2012-04-02 | Alifax Holding S P A | Procedimento per l'indagine batteriologica su un campione biologico e relativo dispositivo |
WO2010132955A1 (en) * | 2009-05-21 | 2010-11-25 | Omega 3 Innovations Pty Ltd | Apparatus, system and method for photosynthesis |
ES2622628T3 (es) * | 2011-01-28 | 2017-07-06 | Algaecytes Limited | Proceso para la producción de microalgas, cianobacterias y metabolitos de las mismas |
WO2013074911A1 (en) | 2011-11-18 | 2013-05-23 | Board Of Regents, The University Of Texas System | Blue-light inducible system for gene expression |
TW201330896A (zh) | 2012-01-19 | 2013-08-01 | Forward Electronics Co Ltd | 光刺激方法及光刺激裝置 |
CN103212161A (zh) | 2012-01-19 | 2013-07-24 | 福华电子股份有限公司 | 光刺激方法及光刺激装置 |
FR2997704B1 (fr) | 2012-11-07 | 2017-08-11 | Olivier Girinsky | Utilisation de lumiere bleue pour la stimulation du metabolisme de microorganismes non phototrophes |
-
2017
- 2017-05-18 WO PCT/CU2017/050004 patent/WO2017198240A1/es active Application Filing
- 2017-05-18 CU CU2016000070A patent/CU24452B1/es unknown
Also Published As
Publication number | Publication date |
---|---|
WO2017198240A1 (es) | 2017-11-23 |
CU20160070A7 (es) | 2017-12-08 |
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