US5194374A
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Isolating medium for identifying the salmonella bacterium
Assignee: EUREC
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Filing: 1992-01-10
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Granted: 1993-03-16
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Expires: 2012-01-10
Abstract
Abstract The present invention relates to an isolating medium for the identification of the Salmonella bacterium, wherein a polyol metabolizable by Salmonella and a pH indicator reacting to acidification are added to a culture support containing peptones.
Inventors
- 👤 Alain Rambach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:32
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/02; C12Q1/04; C12Q1/10; G; G01; G01N; G01N2333/00; G01N2333/195; G01N2333/24; G01N2333/255; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/879
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
30 words
An isolating medium for the identification of the Salmonella bacterium, wherein 1,2-propanediol metabolizable by Salmonella and a pH indicator reacting to acidification are added to a culture support containing peptones.
Claim 2
Dependent Claim
30 words
An isolating medium for the identification of the Salmonella bacterium, wherein 1,2-propanediol metabolizable by Salmonella and a pH indicator reacting to acidification are added to a culture support containing peptones.
Claim 3
Dependent Claim
20 words
The isolating medium as claimed in claim 1, wherein the 1,2-propanediol metabolizable by Salmonella is adsorbed on a pulverulent material.
Claim 4
Dependent Claim
21 words
The isolating medium as claimed in claim 2, wherein the pulverulent material has a particle size of less than about 100μ.
Claim 5
Dependent Claim
25 words
The isolating medium as claimed in claim 2, wherein the pulverulant material is selected from the group consisting of fine silica, silica gel and cellulose.
Claim 6
Dependent Claim
19 words
The isolating medium as claimed in one of claims 1 to 4, wherein the pH indicator is neutral red.
Claim 7
Dependent Claim
26 words
The isolating medium as claimed in one of claims 1 to 4, wherein the culture support is an agar medium appropriate for the culture of colonies.
Claim 8
Dependent Claim
18 words
The isolating medium as claimed in one of claims 1 to 4, wherein the medium also contains deoxycholates.
Claim 9
Dependent Claim
21 words
The isolating medium as claimed in one of claims 1 to 4, wherein the medium also contains a chromogenic beta-galactosidase substrate.
Claim 10
Dependent Claim
17 words
The isolating medium as claimed in one of claims 1 to 4, which also contains isopropyl-beta-D-thiogal-actopyranoside (IPTG).
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-03-15 | 1996-09-14 | 1997-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-03-15 | 2000-09-14 | 2001-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-03-15 | 2004-09-14 | 2005-03-16 | $7700.00 | Window Closed / Lapsed |