GB1560054A - Methods and apparatus for pour plating in determining the bacterial count of milk and other nutrient liquids - Google Patents
Methods and apparatus for pour plating in determining the bacterial count of milk and other nutrient liquids Download PDFInfo
- Publication number
- GB1560054A GB1560054A GB32764/77A GB3276477A GB1560054A GB 1560054 A GB1560054 A GB 1560054A GB 32764/77 A GB32764/77 A GB 32764/77A GB 3276477 A GB3276477 A GB 3276477A GB 1560054 A GB1560054 A GB 1560054A
- Authority
- GB
- United Kingdom
- Prior art keywords
- loop
- station
- milk
- culture medium
- petri dish
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000007747 plating Methods 0.000 title claims description 27
- 235000013336 milk Nutrition 0.000 title claims description 22
- 239000008267 milk Substances 0.000 title claims description 22
- 210000004080 milk Anatomy 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 18
- 239000007788 liquid Substances 0.000 title claims description 11
- 230000001580 bacterial effect Effects 0.000 title claims description 10
- 235000015097 nutrients Nutrition 0.000 title claims description 10
- 238000004140 cleaning Methods 0.000 claims description 25
- 239000001963 growth medium Substances 0.000 claims description 25
- 238000005070 sampling Methods 0.000 claims description 25
- 240000006108 Allium ampeloprasum Species 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000008223 sterile water Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 241000894006 Bacteria Species 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 235000002639 sodium chloride Nutrition 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000000721 bacterilogical effect Effects 0.000 description 1
- 235000020186 condensed milk Nutrition 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 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
- G01N33/02—Food
- G01N33/04—Dairy products
-
- 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
- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
- C12M33/02—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus by impregnation, e.g. using swabs or loops
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- General Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biochemistry (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Genetics & Genomics (AREA)
- Molecular Biology (AREA)
- Immunology (AREA)
- Biotechnology (AREA)
- Food Science & Technology (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Biomedical Technology (AREA)
- Toxicology (AREA)
- Sustainable Development (AREA)
- Biophysics (AREA)
- Medicinal Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Sampling And Sample Adjustment (AREA)
- Dairy Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7608954A SE7608954L (sv) | 1976-08-11 | 1976-08-11 | Sett och apparat for plattspridning vid bestemning av bakterieantalet i mjolk eller dylikt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1560054A true GB1560054A (en) | 1980-01-30 |
Family
ID=20328628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB32764/77A Expired GB1560054A (en) | 1976-08-11 | 1977-08-04 | Methods and apparatus for pour plating in determining the bacterial count of milk and other nutrient liquids |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE857642A (enExample) |
| DE (1) | DE2735097A1 (enExample) |
| DK (1) | DK142204B (enExample) |
| FI (1) | FI772405A7 (enExample) |
| FR (1) | FR2361655A1 (enExample) |
| GB (1) | GB1560054A (enExample) |
| SE (1) | SE7608954L (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2522822B1 (fr) * | 1982-03-05 | 1985-06-28 | Elnor Ensemble Cooperatif Lait | Procede et machine automatique de controle de la qualite bacteriologique d'un liquide contenu dans un recipient |
| IT1222334B (it) * | 1987-08-06 | 1990-09-05 | Enzo Breda | Dispositivo atto ad effettuare in modo automatico il prelievo e la distribuzione standardizzata di campioni analitici in piastre contenenti terreni di coltura |
-
1976
- 1976-08-11 SE SE7608954A patent/SE7608954L/xx unknown
-
1977
- 1977-08-04 DE DE19772735097 patent/DE2735097A1/de active Pending
- 1977-08-04 GB GB32764/77A patent/GB1560054A/en not_active Expired
- 1977-08-05 DK DK350977A patent/DK142204B/da unknown
- 1977-08-10 BE BE180042A patent/BE857642A/xx unknown
- 1977-08-10 FI FI772405A patent/FI772405A7/fi not_active Application Discontinuation
- 1977-08-10 FR FR7724664A patent/FR2361655A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FI772405A7 (enExample) | 1978-02-12 |
| BE857642A (fr) | 1977-12-01 |
| DK350977A (enExample) | 1978-02-12 |
| SE7608954L (sv) | 1978-02-12 |
| DK142204C (enExample) | 1981-02-23 |
| FR2361655A1 (fr) | 1978-03-10 |
| DK142204B (da) | 1980-09-22 |
| DE2735097A1 (de) | 1978-02-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |