Streptococcus agalactiae (CIP 55.118, B1, M 134)

Name: Streptococcus agalactiae (CIP 55.118, B1, M 134)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 137547

Type strain

Strain Designation B1, M 134

Culture col. no. CIP 55.118 B1 M 134

NCBI tax ID(s) 1311

Special Collections CIP

History CIP <- 1955, R. Wahl: strain B1 <- R.E.O. Williams, Public Hlth. Lab. London, UK: strain M 134

Links

Streptococcus agalactiae B1 is a Gram-positive bacterium of the family Streptococcaceae.

Gram-positive Bacteria

Name and taxonomic classification

SI-ID 70276

CIP 55.118

@ref 20215

Last LPSN update 2026-02-09 11:32:55

Domain Bacteria

Phylum Bacillota

Class Bacilli

Order Lactobacillales

Family Streptococcaceae

Genus Streptococcus

Species Streptococcus agalactiae

Full scientific name Streptococcus agalactiae Lehmann and Neumann 1896 (Approved Lists 1980)

Synonyms (2)

Streptococcus difficile
Streptococcus difficilis

BacDive ID	Other strains from **Streptococcus agalactiae** (96)	Type strain
14712	S. agalactiae G 19, G19, CCUG 4208, CIP 103227, JCM 5671, ... (type strain)
14713	S. agalactiae DSM 6784, ATCC 27956, CCUG 34230, NADC 44, ...
14714	S. agalactiae ND 2-22, DSM 16828, ATCC 51487, CIP 103768, ...
134457	S. agalactiae CIP 82.42, ATCC 12401, CCUG 29780, CNCTC ...
135137	S. agalactiae CHIC 79/25714, CIP 104493
135178	S. agalactiae D136 C, CIP 82.45, ATCC 12403, CCUG 29782, ...
135556	S. agalactiae CF 01-173, CIP 110360
135743	S. agalactiae B120, CIP 108247
135992	S. agalactiae CIP 82.43, ATCC 27591
135993	S. agalactiae CIP 82.44
136503	S. agalactiae CIP 106391
136518	S. agalactiae CIP 106390
136919	S. agalactiae 2603 V/R, CIP 107950, ATCC BAA-611
137082	S. agalactiae CHIC 83/27874, CIP 104492
137716	S. agalactiae B128, CIP 106138
138401	S. agalactiae CIP 82.41, ATCC 12400, CCUG 29779, CNCTC ...
138402	S. agalactiae CIP 82.46
138403	S. agalactiae SS970, B108, CIP 82.47
138847	S. agalactiae ND 2-23, CIP 103853, ATCC 700208
139264	S. agalactiae CIP 104971
141191	S. agalactiae CCUG 91
141636	S. agalactiae CCUG 4209, ATCC 12386, NCTC 9993
142361	S. agalactiae CCUG 12037, NCTC 11360
142362	S. agalactiae CCUG 12039, NCTC 8187
143130	S. agalactiae CCUG 17336
143426	S. agalactiae CCUG 19094
143942	S. agalactiae CCUG 22011
143943	S. agalactiae CCUG 22012
143944	S. agalactiae CCUG 22014
143945	S. agalactiae CCUG 22015
143946	S. agalactiae CCUG 22016
143947	S. agalactiae CCUG 22017
144379	S. agalactiae CCUG 24810
144527	S. agalactiae CCUG 25532
145441	S. agalactiae CCUG 28551
145639	S. agalactiae CCUG 29122
145640	S. agalactiae CCUG 29123
145713	S. agalactiae CCUG 29376
145850	S. agalactiae CCUG 29783, CNCTC 1/82, ATCC 49446
145851	S. agalactiae CCUG 29784, CNCTC 10/84, ATCC 49447
145852	S. agalactiae CCUG 29785, CNCTC 2/86
146220	S. agalactiae CCUG 30636
148553	S. agalactiae CCUG 35629
149291	S. agalactiae CCUG 37430
149434	S. agalactiae CCUG 37736
149435	S. agalactiae CCUG 37737
149436	S. agalactiae CCUG 37738
149437	S. agalactiae CCUG 37739
149438	S. agalactiae CCUG 37740
149439	S. agalactiae CCUG 37741
149440	S. agalactiae CCUG 37742
149778	S. agalactiae CCUG 38383
150147	S. agalactiae CCUG 39096 A
151408	S. agalactiae CCUG 44050
151430	S. agalactiae CCUG 44074
151433	S. agalactiae CCUG 44077
151460	S. agalactiae CCUG 44104
151465	S. agalactiae CCUG 44110
151488	S. agalactiae CCUG 44140
151515	S. agalactiae CCUG 44186
151858	S. agalactiae CCUG 45061
152650	S. agalactiae CCUG 47293
153313	S. agalactiae CCUG 49072
153314	S. agalactiae CCUG 49086
153315	S. agalactiae CCUG 49087
153316	S. agalactiae CCUG 49100
153317	S. agalactiae CCUG 49101
153318	S. agalactiae CCUG 49111
153319	S. agalactiae CCUG 49125
153320	S. agalactiae CCUG 49126
153321	S. agalactiae CCUG 49140
153322	S. agalactiae CCUG 49145
153323	S. agalactiae CCUG 49146
153324	S. agalactiae CCUG 49160
153325	S. agalactiae CCUG 49161
153326	S. agalactiae CCUG 49176
153327	S. agalactiae CCUG 49197
156357	S. agalactiae CCUG 61279
156659	S. agalactiae CCUG 63958
170996	S. agalactiae B 130, CIP 105103
170997	S. agalactiae 96_BM 6101, CRBIP22.1
170998	S. agalactiae 118, CRBIP22.10
170999	S. agalactiae 114, CRBIP22.11
171000	S. agalactiae 116, CRBIP22.12
171001	S. agalactiae 117, CRBIP22.13
171002	S. agalactiae 120, CRBIP22.14
171003	S. agalactiae 121, CRBIP22.15
171004	S. agalactiae 119, CRBIP22.16
171005	S. agalactiae 97_BM6105, CRBIP22.2
171006	S. agalactiae 98, CRBIP22.3
171007	S. agalactiae 111, CRBIP22.4
171008	S. agalactiae 101, CRBIP22.5
171009	S. agalactiae 109, CRBIP22.6
171010	S. agalactiae 110, CRBIP22.7
171011	S. agalactiae 115, CRBIP22.8
171012	S. agalactiae 113, CRBIP22.9

Morphology

Cell morphology

@ref	Gram stain	Motility
38169	positive

Culture and growth conditions

Culture medium

@ref	Name	Composition	Medium link
38169	MEDIUM 29- Brain heart agar	Distilled water make up to (1000.000 ml);Brain heart infusion agar (52.000 g)
38169	CIP Medium 29		Medium recipe at CIP
38169	CIP Medium 124		Medium recipe at CIP

Culture temp

@ref	Growth	Type	Temperature (°C)
38169	positive	growth	37

Physiology and metabolism

Enzymes

@ref	Value	Activity	Ec
68382	acid phosphatase	+	3.1.3.2	from API zym
68382	alkaline phosphatase	+	3.1.3.1	from API zym
68382	alpha-chymotrypsin	-	3.4.21.1	from API zym
68382	alpha-fucosidase	-	3.2.1.51	from API zym
68382	alpha-galactosidase	-	3.2.1.22	from API zym
68382	alpha-glucosidase	+	3.2.1.20	from API zym
68382	alpha-mannosidase	-	3.2.1.24	from API zym
68382	beta-galactosidase	-	3.2.1.23	from API zym
68382	beta-glucosidase	-	3.2.1.21	from API zym
68382	beta-glucuronidase	+	3.2.1.31	from API zym
68382	cystine arylamidase	+	3.4.11.3	from API zym
68382	esterase (C 4)	-		from API zym
68382	esterase lipase (C 8)	+		from API zym
68382	leucine arylamidase	+	3.4.11.1	from API zym
68382	lipase (C 14)	-		from API zym
68382	N-acetyl-beta-glucosaminidase	-	3.2.1.52	from API zym
68382	naphthol-AS-BI-phosphohydrolase	+		from API zym
68382	trypsin	-	3.4.21.4	from API zym
68382	valine arylamidase	-		from API zym

API zym

@ref	Control	Alkaline phosphatase	Esterase (C 4)	2-naphtyl caprylateEsterase Lipase (C 8)	Lipase (C 14)	L-leucyl-2-naphthylamideLeucine arylamidase	L-valyl-2-naphthylamideValine arylamidase	L-cystyl-2-naphthylamideCystine arylamidase	Trypsin	alpha- Chymotrypsin	Acid phosphatase	Naphthol-AS-BI-phosphateNaphthol-AS-BI-phosphohydrolase	alpha- Galactosidase	beta- Galactosidase	beta- Glucuronidase	alpha- Glucosidase	beta- Glucosidase	N-acetyl-beta- glucosaminidase	alpha- Mannosidase	alpha- Fucosidase
38169	-	+	-	+	-	+	-	+	-	-	+	+	-	-	+	+	-	-	-	-

Isolation, sampling and environmental information

Interaction and safety

Risk assessment

@ref	Biosafety level	Biosafety level comment
38169	2	Risk group (French classification)

Sequence information

Genome-based predictions

Literature

References

#20215	Parte, A.C., Sardà Carbasse, J., Meier-Kolthoff, J.P., Reimer, L.C. and Göker, M.: List of Prokaryotic names with Standing in Nomenclature (LPSN) moves to the DSMZ. IJSEM ( DOI 10.1099/ijsem.0.004332 )
#38169	Collection of Institut Pasteur ; Curators of the CIP; CIP 55.118
#68382	Automatically annotated from API zym .
#126262	A. Lissin, I. Schober, J. F. Witte, H. Lüken, A. Podstawka, J. Koblitz, B. Bunk, P. Dawyndt, P. Vandamme, P. de Vos, J. Overmann, L. C. Reimer: StrainInfo—the central database for linked microbial strain identifiers. ( DOI 10.1093/database/baaf059 )

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