Schaalia meyeri (CCUG 21024, LMG 16161, DSM 20733)

Name: Schaalia meyeri (CCUG 21024, LMG 16161, DSM 20733)
Creator: BacDive
License: http://creativecommons.org/licenses/by/4.0/

BacDive ID 161

Type strain

Culture col. no. CCUG 21024 LMG 16161 DSM 20733 ATCC 35568 CIP 103148 2 more

NCBI tax ID(s) 52773

Special Collections DSMZ CCUG CIP Literature strains

History DSMZ <- ATCC <- E.P. Cato, VPI 8617 <- A.R. Prévot, PIP 2477B CIP <- 1988, ATCC <- E.P. Cato: strain VPI 8617 <- A.R. Prévot: strain 2477B, Actinobacterium meyeri

Links

Schaalia meyeri CCUG 21024 is an anaerobe, Gram-positive, rod-shaped bacterium that forms circular colonies and was isolated from human purulent pleurisy.

Gram-positive rod-shaped colony-forming anaerobe genome sequence 16S sequence Bacteria

Name and taxonomic classification

SI-ID 8151

LMG 16161,ATCC 35568,CCUG 21024,CIP 103148,DSM 20733,NCTC 14282,KCTC 15526

@ref 20215

Last LPSN update 2026-05-29 08:24:57

Domain Bacteria

Phylum Actinomycetota

Class Actinomycetes

Order Actinomycetales

Family Actinomycetaceae

Genus Schaalia

Species Schaalia meyeri

Full scientific name Schaalia meyeri (Cato et al. 1984 ex Prévot 1938) Nouioui et al. 2018

Synonyms (1)

Actinomyces meyeri

BacDive ID	Other strains from **Schaalia meyeri** (9)	Type strain
136904	S. meyeri CIP 55.72
137116	S. meyeri CIP 60.32
138093	S. meyeri 8622, CIP 104729, CCUG 20022
143296	S. meyeri CCUG 18285
143550	S. meyeri CCUG 20023
146444	S. meyeri CCUG 31154
150512	S. meyeri CCUG 41463
154804	S. meyeri CCUG 55277
156158	S. meyeri CCUG 60576

Morphology

Cell morphology

@ref	Gram stain	Cell length	Cell width	Cell shape	Confidence
23108	positive	0.9-3.0 µm	0.5-0.9 µm	rod-shaped
120941	positive			rod-shaped
125438					96.75
125438	positive				90.081
125439					97.852
125439	positive				96.999

Colony morphology

@ref	Type of hemolysis	Hemolysis ability	Colony size	Colony color	Colony shape	Medium used	Incubation period
23108	alpha	1	1.0 mm	white	circular	blood agar and peptone-yeast extract-glucose broth
23108	gamma	0
47255							2 days

Culture and growth conditions

Culture medium

@ref	Name	Medium link	Composition
9043	PYG MEDIUM (MODIFIED) (DSMZ Medium 104)	Medium recipe at MediaDive	Name: PYG MEDIUM (modified) (DSMZ Medium 104) Composition: Yeast extract 10.0 g/l Peptone 5.0 g/l Trypticase peptone 5.0 g/l Beef extract 5.0 g/l Glucose 5.0 g/l L-Cysteine HCl x H2O 0.5 g/l NaHCO3 0.4 g/l NaCl 0.08 g/l K2HPO4 0.04 g/l KH2PO4 0.04 g/l MgSO4 x 7 H2O 0.02 g/l CaCl2 x 2 H2O 0.01 g/l Hemin 0.005 g/l Ethanol 0.0038 g/l Resazurin 0.001 g/l Tween 80 Vitamin K1 NaOH Distilled water
23108	blood agar and peptone-yeast extract-glucose broth
40540	MEDIUM 6 - Columbia agar with 10 % horse blood		Distilled water make up to (1000.000 ml);Columbia agar (39.000 g);Horseblood (100.000 ml)
9043	COLUMBIA BLOOD MEDIUM (DSMZ Medium 693)	Medium recipe at MediaDive	Name: COLUMBIA BLOOD MEDIUM (DSMZ Medium 693) Composition: Defibrinated sheep blood 50.0 g/l Columbia agar base
120941	CIP Medium 6	Medium recipe at CIP

Culture temp

@ref	Growth	Type	Temperature (°C)
9043	positive	growth	37
23108	positive	maximum	45
23108	positive	minimum	25
23108	positive	optimum	30-37
40540	positive	growth	37
47255	positive	growth	37
120941	negative	growth	41
120941	negative	growth	30
120941	negative	growth	25
120941	negative	growth	10
120941	positive	growth	37
120941	negative	growth	45

Physiology and metabolism

Oxygen tolerance

@ref	Oxygen tolerance	Confidence
9043	anaerobe
23108	anaerobe
47255	anaerobe
120941	anaerobe
125439	facultative anaerobe	96.356

Spore formation

23108

Spore formationno

Halophily

@ref	Salt	Growth	Tested relation	Concentration
23108	NaCl		growth	6.5 %
120941	NaCl	positive	growth	0 %
120941	NaCl		growth	2 %
120941	NaCl		growth	4 %
120941	NaCl		growth	6 %
120941	NaCl		growth	8 %
120941	NaCl		growth	10 %

Metabolite utilization

@ref	Chebi-ID	Metabolite	Utilization activity	Kind of utilization tested
23108	27613 ChEBI	amygdalin	+	builds acid from
23108	27613 ChEBI	amygdalin	+	fermentation
68371	27613 ChEBI	amygdalin	-	builds acid from	from API 50CH acid
23108	22599 ChEBI	arabinose	-	builds acid from
23108	22599 ChEBI	arabinose	-	fermentation
68371	18305 ChEBI	arbutin	-	builds acid from	from API 50CH acid
68380	29016 ChEBI	arginine	-	hydrolysis	from API rID32A
23108	17057 ChEBI	cellobiose	+	fermentation
68371	17057 ChEBI	cellobiose	-	builds acid from	from API 50CH acid
120941	16947 ChEBI	citrate	-	carbon source
68371	17108 ChEBI	D-arabinose	-	builds acid from	from API 50CH acid
68371	18333 ChEBI	D-arabitol	-	builds acid from	from API 50CH acid
68371	15824 ChEBI	D-fructose	-	builds acid from	from API 50CH acid
68371	28847 ChEBI	D-fucose	-	builds acid from	from API 50CH acid
68371	12936 ChEBI	D-galactose	-	builds acid from	from API 50CH acid
68379	17634 ChEBI	D-glucose	+	fermentation	from API Coryne
68371	17634 ChEBI	D-glucose	-	builds acid from	from API 50CH acid
68371	62318 ChEBI	D-lyxose	+	builds acid from	from API 50CH acid
68379	16899 ChEBI	D-mannitol	-	fermentation	from API Coryne
68371	16899 ChEBI	D-mannitol	-	builds acid from	from API 50CH acid
68371	16024 ChEBI	D-mannose	-	builds acid from	from API 50CH acid
68380	16024 ChEBI	D-mannose	+	fermentation	from API rID32A
68379	16988 ChEBI	D-ribose	+	fermentation	from API Coryne
68371	16988 ChEBI	D-ribose	+	builds acid from	from API 50CH acid
68371	17924 ChEBI	D-sorbitol	-	builds acid from	from API 50CH acid
68371	16443 ChEBI	D-tagatose	+	builds acid from	from API 50CH acid
68379	65327 ChEBI	D-xylose	+	fermentation	from API Coryne
68371	65327 ChEBI	D-xylose	-	builds acid from	from API 50CH acid
23108	17113 ChEBI	erythritol	+	fermentation
68371	17113 ChEBI	erythritol	-	builds acid from	from API 50CH acid
23108	4853 ChEBI	esculin	-	hydrolysis
23108	4853 ChEBI	esculin	+	fermentation
68379	4853 ChEBI	esculin	-	hydrolysis	from API Coryne
120941	4853 ChEBI	esculin	-	hydrolysis
68371	4853 ChEBI	esculin	-	builds acid from	from API 50CH acid
23108	28757 ChEBI	fructose	+	builds acid from
23108	16813 ChEBI	galactitol	+	fermentation
68371	16813 ChEBI	galactitol	-	builds acid from	from API 50CH acid
23108	28260 ChEBI	galactose	-	builds acid from
23108	28260 ChEBI	galactose	-	fermentation
68379	5291 ChEBI	gelatin	-	hydrolysis	from API Coryne
68371	28066 ChEBI	gentiobiose	-	builds acid from	from API 50CH acid
68371	24265 ChEBI	gluconate	-	builds acid from	from API 50CH acid
23108	17234 ChEBI	glucose	+	builds acid from
23108	17754 ChEBI	glycerol	-	builds acid from
23108	17754 ChEBI	glycerol	-	fermentation
68371	17754 ChEBI	glycerol	-	builds acid from	from API 50CH acid
23108	28087 ChEBI	glycogen	+	builds acid from
23108	28087 ChEBI	glycogen	+	fermentation
68379	28087 ChEBI	glycogen	-	fermentation	from API Coryne
68371	28087 ChEBI	glycogen	-	builds acid from	from API 50CH acid
23108	606565 ChEBI	hippurate	-	hydrolysis
120941	606565 ChEBI	hippurate	-	hydrolysis
23108	15443 ChEBI	inulin	+	fermentation
68371	15443 ChEBI	inulin	-	builds acid from	from API 50CH acid
68371	30849 ChEBI	L-arabinose	-	builds acid from	from API 50CH acid
68371	18403 ChEBI	L-arabitol	-	builds acid from	from API 50CH acid
68371	18287 ChEBI	L-fucose	-	builds acid from	from API 50CH acid
68380	29985 ChEBI	L-glutamate	-	degradation	from API rID32A
68371	62345 ChEBI	L-rhamnose	-	builds acid from	from API 50CH acid
68371	17266 ChEBI	L-sorbose	-	builds acid from	from API 50CH acid
68371	65328 ChEBI	L-xylose	-	builds acid from	from API 50CH acid
23108	17716 ChEBI	lactose	+	builds acid from
23108	17716 ChEBI	lactose	+	fermentation
68379	17716 ChEBI	lactose	+	fermentation	from API Coryne
68371	17716 ChEBI	lactose	-	builds acid from	from API 50CH acid
23108	17306 ChEBI	maltose	+	builds acid from
68379	17306 ChEBI	maltose	+	fermentation	from API Coryne
68371	17306 ChEBI	maltose	-	builds acid from	from API 50CH acid
23108	29864 ChEBI	mannitol	+	fermentation
23108	37684 ChEBI	mannose	+	fermentation
23108	6731 ChEBI	melezitose	+	fermentation
68371	6731 ChEBI	melezitose	-	builds acid from	from API 50CH acid
23108	28053 ChEBI	melibiose	+	fermentation
68371	28053 ChEBI	melibiose	-	builds acid from	from API 50CH acid
68371	320061 ChEBI	methyl alpha-D-glucopyranoside	-	builds acid from	from API 50CH acid
68371	43943 ChEBI	methyl alpha-D-mannoside	-	builds acid from	from API 50CH acid
68371	74863 ChEBI	methyl beta-D-xylopyranoside	-	builds acid from	from API 50CH acid
23108	17268 ChEBI	myo-inositol	+	fermentation
68371	17268 ChEBI	myo-inositol	-	builds acid from	from API 50CH acid
68371	59640 ChEBI	N-acetylglucosamine	-	builds acid from	from API 50CH acid
23108	17632 ChEBI	nitrate	-	reduction
68379	17632 ChEBI	nitrate	-	reduction	from API Coryne
68380	17632 ChEBI	nitrate	+	reduction	from API rID32A
120941	17632 ChEBI	nitrate	-	reduction
120941	17632 ChEBI	nitrate	+	respiration
120941	16301 ChEBI	nitrite	-	reduction
23108	17309 ChEBI	pectin	+	fermentation
68371	0 ChEBI	Potassium 2-ketogluconate	-	builds acid from	from API 50CH acid
68371	0 ChEBI	Potassium 5-ketogluconate	+	builds acid from	from API 50CH acid
23108	16634 ChEBI	raffinose	+	fermentation
68371	16634 ChEBI	raffinose	-	builds acid from	from API 50CH acid
68380	16634 ChEBI	raffinose	-	fermentation	from API rID32A
23108	8806 ChEBI	resazurin	+/-	reduction
23108	26546 ChEBI	rhamnose	+	fermentation
23108	15963 ChEBI	ribitol	+	fermentation
68371	15963 ChEBI	ribitol	-	builds acid from	from API 50CH acid
23108	33942 ChEBI	ribose	+	builds acid from
23108	17814 ChEBI	salicin	+	fermentation
68371	17814 ChEBI	salicin	-	builds acid from	from API 50CH acid
23108	30911 ChEBI	sorbitol	+	fermentation
23108	27922 ChEBI	sorbose	+	fermentation
23108	28017 ChEBI	starch	-	hydrolysis
23108	28017 ChEBI	starch	+	builds acid from
68371	28017 ChEBI	starch	-	builds acid from	from API 50CH acid
23108	17992 ChEBI	sucrose	+	builds acid from
68379	17992 ChEBI	sucrose	+	fermentation	from API Coryne
68371	17992 ChEBI	sucrose	-	builds acid from	from API 50CH acid
23108	27082 ChEBI	trehalose	+	fermentation
68371	27082 ChEBI	trehalose	-	builds acid from	from API 50CH acid
68380	27897 ChEBI	tryptophan	-	energy source	from API rID32A
68371	32528 ChEBI	turanose	+	builds acid from	from API 50CH acid
68379	16199 ChEBI	urea	-	hydrolysis	from API Coryne
68380	16199 ChEBI	urea	-	hydrolysis	from API rID32A
68371	17151 ChEBI	xylitol	-	builds acid from	from API 50CH acid
23108	18222 ChEBI	xylose	+	builds acid from

Antibiotic resistance

@ref	ChEBI	Group ID	Metabolite
120941			0129 (2,4-Diamino-6,7-di-iso-propylpteridine phosphate)
23108	17698	0	chloramphenicol
23108	3745	0	clindamycin
23108	48923	0	erythromycin
23108	18208	0	penicillin g
23108	27902	0	tetracycline

Metabolite production

@ref	Chebi-ID	Metabolite	Production
68380	35581 ChEBI	indole		from API rID32A
120941	35581 ChEBI	indole

Metabolite tests

@ref	Chebi-ID	Metabolite	Indole test	Voges-proskauer-test	Methylred-test
120941	15688 ChEBI	acetoin		-
120941	17234 ChEBI	glucose			+
68380	35581 ChEBI	indole	-			from API rID32A

Enzymes

@ref	Value	Activity	Ec
68382	acid phosphatase	-	3.1.3.2	from API zym
68380	alanine arylamidase	+	3.4.11.2	from API rID32A
120941	alcohol dehydrogenase	-	1.1.1.1
68382	alkaline phosphatase	-	3.1.3.1	from API zym
68380	alkaline phosphatase	-	3.1.3.1	from API rID32A
68379	alkaline phosphatase	-	3.1.3.1	from API Coryne
68380	alpha-arabinosidase	-	3.2.1.55	from API rID32A
68382	alpha-chymotrypsin	-	3.4.21.1	from API zym
68382	alpha-fucosidase	-	3.2.1.51	from API zym
68380	alpha-fucosidase	-	3.2.1.51	from API rID32A
68382	alpha-galactosidase	-	3.2.1.22	from API zym
68380	alpha-galactosidase	-	3.2.1.22	from API rID32A
68382	alpha-glucosidase	+	3.2.1.20	from API zym
68380	alpha-glucosidase	+	3.2.1.20	from API rID32A
68379	alpha-glucosidase	+	3.2.1.20	from API Coryne
68382	alpha-mannosidase	-	3.2.1.24	from API zym
68380	arginine dihydrolase	-	3.5.3.6	from API rID32A
68382	beta-galactosidase	-	3.2.1.23	from API zym
120941	beta-galactosidase	-	3.2.1.23
68380	beta-galactosidase	+	3.2.1.23	from API rID32A
68379	beta-galactosidase	+	3.2.1.23	from API Coryne
68380	beta-Galactosidase 6-phosphate	-		from API rID32A
68382	beta-glucosidase	-	3.2.1.21	from API zym
68380	beta-glucosidase	-	3.2.1.21	from API rID32A
68379	beta-glucosidase	-	3.2.1.21	from API Coryne
68382	beta-glucuronidase	-	3.2.1.31	from API zym
68380	beta-glucuronidase	-	3.2.1.31	from API rID32A
68379	beta-glucuronidase	-	3.2.1.31	from API Coryne
120941	catalase	-	1.11.1.6
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
120941	gamma-glutamyltransferase	-	2.3.2.2
120941	gelatinase	-
68379	gelatinase	-		from API Coryne
68380	glutamate decarboxylase	-	4.1.1.15	from API rID32A
68380	glutamyl-glutamate arylamidase	-		from API rID32A
68380	glycin arylamidase	+		from API rID32A
68380	histidine arylamidase	+		from API rID32A
68380	L-arginine arylamidase	+		from API rID32A
68382	leucine arylamidase	+	3.4.11.1	from API zym
68380	leucine arylamidase	+	3.4.11.1	from API rID32A
68380	leucyl glycin arylamidase	+	3.4.11.1	from API rID32A
68382	lipase (C 14)	-		from API zym
120941	lysine decarboxylase	-	4.1.1.18
68382	N-acetyl-beta-glucosaminidase	-	3.2.1.52	from API zym
68380	N-acetyl-beta-glucosaminidase	-	3.2.1.52	from API rID32A
68379	N-acetyl-beta-glucosaminidase	-	3.2.1.52	from API Coryne
68382	naphthol-AS-BI-phosphohydrolase	-		from API zym
120941	ornithine decarboxylase	-	4.1.1.17
120941	oxidase	-
120941	phenylalanine ammonia-lyase	-	4.3.1.24
68380	phenylalanine arylamidase	+		from API rID32A
68380	proline-arylamidase	+	3.4.11.5	from API rID32A
68379	pyrazinamidase	-	3.5.1.B15	from API Coryne
68380	pyrrolidonyl arylamidase	-	3.4.19.3	from API rID32A
68379	pyrrolidonyl arylamidase	-	3.4.19.3	from API Coryne
68380	serine arylamidase	+		from API rID32A
68382	trypsin	-	3.4.21.4	from API zym
120941	tryptophan deaminase	-
68380	tryptophan deaminase	-	4.1.99.1	from API rID32A
120941	tween esterase	+
68380	tyrosine arylamidase	+		from API rID32A
120941	urease	-	3.5.1.5
68380	urease	-	3.5.1.5	from API rID32A
68379	urease	-	3.5.1.5	from API Coryne
68382	valine arylamidase	-		from API zym

API coryne

@ref	Reduction of nitrateNIT	PYZ	PYRA	PAL	beta GUR	beta GAL	alpha GLU	beta NAG	ESC	URE	GEL	Control fermentationControl	GLU	RIB	XYL	MAN	MAL	LAC	SAC	GLYG	CAT
9043	-	-	-	-	-	+	+	-	-	-	-	-	+	+	+	-	+	+	+	-	not determinedn.d.

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
120941	-	-	-	-	-	+	-	-	-	-	-	-	-	-	-	+	-	-	-	-

API 50CHac

@ref	ControlQ	GLY	ERY	DARA	LARA	RIB	DXYL	LXYL	ADO	MDX	GAL	GLU	FRU	MNE	SBE	RHA	DUL	INO	MAN	SOR	MDM	MDG	NAG	AMY	ARB	ESC	SAL	CEL	MAL	LAC	MEL	SAC	TRE	INU	MLZ	RAF	AMD	GLYG	XLT	GEN	TUR	LYX	TAG	DFUC	LFUC	DARL	LARL	GNT	2KG	5KG
120941	not determinedn.d.	-	-	-	-	+	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	+	+	+	-	-	-	-	-	-	+

API rID32A

@ref	URE	ADH (Arg)	alpha GAL	beta GAL	beta-Galactosidase 6-phosphatebeta GP	alpha GLU	beta GLU	alpha ARA	beta GUR	beta-N-Acetyl-beta-glucosaminidasebeta NAG	MNE	RAF	GDC	alpha FUC	Reduction of nitrateNIT	IND	PAL	L-arginine arylamidaseArgA	ProA	LGA	Phenylalanine arylamidasePheA	Leucine arylamidaseLeuA	PyrA	Tyrosine arylamidaseTyrA	Alanine arylamidaseAlaA	Glycin arylamidaseGlyA	Histidine arylamidaseHisA	Glutamyl-glutamate arylamidaseGGA	Serine arylamidaseSerA
47255	-	-	-	+	-	+	-	-	-	-	+	-	-	-	+	-	-	+	+	+	+	+	-	+	+	+	+	-	+

Isolation, sampling and environmental information

Isolation source categories

Cat1	Cat2	Cat3
#Host	#Human	-
#Infection	#Patient	-
#Host Body-Site	#Oral cavity and airways	#Lung

Isolation

@ref	Sample type	Host species
9043	human purulent pleurisy	Homo sapiens
23108	bite wounds, brain abscesses, pleural fluid abscesses of hips, hands, feet, spleens
47255	Human with purulent pleurisy	Homo sapiens
120941	Human, Purulent pleurisy	Homo sapiens

Taxonmaps

69479

Global distribution of 16S sequence X82451 (>99% sequence identity) for Schaalia meyeri subclade from Microbeatlas

Aquatic Samples	465
Soil Samples	363
Animal Samples	35693
Plant Samples	221
Total Samples	36742

Interaction and safety

Risk assessment

@ref	Biosafety level	Biosafety level comment
9043	2	Risk group (German classification) According to TRBA 466
120941	2	Risk group (French classification) According to TRBA 466

Sequence information

Genome sequences

@ref	Description	Assembly level	INSDC accession	BV-BRC accession	IMG accession	NCBI tax ID	Score
124043	ASM1612799v1 assembly for Schaalia meyeri FDAARGOS_985	complete	GCA_016127995	52773.8	8075527811	52773	99.48
66792	IMG-taxon 2634166153 annotated assembly for Schaalia meyeri DSM 20733	contig	GCA_900105015	52773.4	2634166153	52773	74.39

16S sequences

@ref	Description	Accession	Length	Database	NCBI tax ID
20218	A.meyeri 16S rRNA gene	X82451	1441		52773

Genome-based predictions

Predictions

Predictions from Deep Learning for Genome Sequence Data. R package version 0.3.1 based on: ASM1612799v1 assembly for Schaalia meyeri FDAARGOS_985
NCBI: GCA_016127995

@ref	Trait	Model	Prediction	Confidence in %	In training data
125439	oxygen_tolerance	BacteriaNetⓘ	facultative anaerobe	96.36	no
125439	gram_stain	BacteriaNetⓘ	positive	97.00	no
125439	motility	BacteriaNetⓘ	no	97.85	no
125439	spore_formation	BacteriaNetⓘ	no	88.72	no

Predictions from bacterial phenotypic traits through improved machine learning using high-quality, curated datasets based on: Schaalia meyeri strain FDAARGOS_985 strain Not applicable
PATRIC: 52773.8

@ref	Trait	Model	Prediction	Confidence in %	In training data
125438	gram-positive	gram-positiveⓘ	yes	90.08	no
125438	anaerobic	anaerobicⓘ	no	59.84	yes
125438	spore-forming	spore-formingⓘ	no	86.99	yes
125438	aerobic	aerobicⓘ	no	79.27	yes
125438	thermophilic	thermophileⓘ	no	86.48	yes
125438	flagellated	motile2+ⓘ	no	96.75	yes

Literature

Topic	Title	Authors	Journal	DOI	Year
Genetics	Genome-Based Taxonomic Classification of the Phylum Actinobacteria.	Nouioui I, Carro L, Garcia-Lopez M, Meier-Kolthoff JP, Woyke T, Kyrpides NC, Pukall R, Klenk HP, Goodfellow M, Goker M.	Front Microbiol	10.3389/fmicb.2018.02007	2018
	Polymicrobial infections with specific Actinomyces and related organisms, using the current taxonomy.	Kononen E.	J Oral Microbiol	10.1080/20002297.2024.2354148	2024
Enzymology	Identification of ancient viruses from metagenomic data of the Jomon people.	Nishimura L, Sugimoto R, Inoue J, Nakaoka H, Kanzawa-Kiriyama H, Shinoda KI, Inoue I.	J Hum Genet	10.1038/s10038-020-00841-6	2021
	Association between root canals and gingival sulci microbiota in secondary and persistent endodontic infections.	Park DH, Tak EJ, Park OJ, Perinpanayagam H, Yoo YJ, Lee HJ, Jeong YS, Lee JY, Kim HS, Bae JW, Kum KY, Han SH.	Sci Rep	10.1038/s41598-025-95522-9	2025
Phylogeny	Improving the Diagnosis of Bacterial Infections: Evaluation of 16S rRNA Nanopore Metagenomics in Culture-Negative Samples.	Bouchiat C, Ginevra C, Benito Y, Gaillard T, Salord H, Dauwalder O, Laurent F, Vandenesch F.	Front Microbiol	10.3389/fmicb.2022.943441	2022
	Microbiological profile of patients with generalized gingivitis undergoing periodontal therapy and administration of Bifidobacterium animalis subsp. lactis HN019: A randomized clinical trial.	Furlaneto F, Levi YLAS, Savio DSF, da Silveira ICF, de Oliveira AM, Lourenco TGB, Ribeiro MC, Silva PHF, Salvador SLS, Colombo APV, Messora MR.	PLoS One	10.1371/journal.pone.0310529	2024
Phylogeny	Isolation and cultivation of candidate phyla radiation Saccharibacteria (TM7) bacteria in coculture with bacterial hosts.	Murugkar PP, Collins AJ, Chen T, Dewhirst FE.	J Oral Microbiol	10.1080/20002297.2020.1814666	2020
	Role of Actinomyces spp. and related organisms in the development of medication-related osteonecrosis of the jaw (MRONJ): Clinical evidence based on a case series.	Kover Z, Ban A, Gajdacs M, Polgar B, Urban E.	Eur J Microbiol Immunol (Bp)	10.1556/1886.2023.00041	2023
Phylogeny	Pleural Empyema Caused by Streptococcus intermedius and Fusobacterium nucleatum: A Distinct Entity of Pleural Infections.	Dyrhovden R, Eagan TM, Flotten O, Siljan W, Leegaard TM, Bo B, Fardal H, Grovan F, Kildahl-Andersen A, Larssen KW, Tilseth R, Hjetland R, Loes S, Lindemark F, Tellevik M, Breistein R, Kommedal O.	Clin Infect Dis	10.1093/cid/ciad378	2023
Genetics	Gut microbial composition and functionality of school-age Mexican population with metabolic syndrome and type-2 diabetes mellitus using shotgun metagenomic sequencing.	Carrizales-Sanchez AK, Tamez-Rivera O, Garcia-Gamboa R, Garcia-Cayuela T, Rodriguez-Gutierrez NA, Elizondo-Montemayor L, Garcia-Rivas G, Pacheco A, Hernandez-Brenes C, Senes-Guerrero C.	Front Pediatr	10.3389/fped.2023.1193832	2023
	The active lung microbiota landscape of COVID-19 patients through the metatranscriptome data analysis.	Han Y, Jia Z, Shi J, Wang W, He K.	Bioimpacts	10.34172/bi.2021.23378	2022
Phylogeny	Offline Next Generation Metagenomics Sequence Analysis Using MinION Detection Software (MINDS).	Deshpande SV, Reed TM, Sullivan RF, Kerkhof LJ, Beigel KM, Wade MM.	Genes (Basel)	10.3390/genes10080578	2019
Genetics	The economical lifestyle of CPR bacteria in groundwater allows little preference for environmental drivers.	Chaudhari NM, Overholt WA, Figueroa-Gonzalez PA, Taubert M, Bornemann TLV, Probst AJ, Holzer M, Marz M, Kusel K.	Environ Microbiome	10.1186/s40793-021-00395-w	2021
Genetics	Genome characterisation and comparative analysis of Schaalia dentiphila sp. nov. and its subspecies, S. dentiphila subsp. denticola subsp. nov., from the human oral cavity.	Tian X, Teo WFA, Yang Y, Dong L, Wong A, Chen L, Ahmed H, Choo SW, Jakubovics NS, Tan GYA.	BMC Microbiol	10.1186/s12866-024-03346-w	2024

References

#9043	Leibniz Institut DSMZ-Deutsche Sammlung von Mikroorganismen und Zellkulturen GmbH ; Curators of the DSMZ; DSM 20733
#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 )
#20218	Verslyppe, B., De Smet, W., De Baets, B., De Vos, P., Dawyndt P.: StrainInfo introduces electronic passports for microorganisms.. Syst Appl Microbiol. 37: 42 - 50 2014 ( DOI 10.1016/j.syapm.2013.11.002 , PubMed 24321274 )
#23108	Elizabeth P. Cato, W. E. C. Moore, Genevieve Nygaard, Lillian V. Holdeman: Actinomyces meyeri sp. nov., Specific Epithet rev.. IJSEM 34: 487 - 489 1984 ( DOI 10.1099/00207713-34-4-487 )
#40540	; Curators of the CIP;
#47255	Culture Collection University of Gothenburg (CCUG) ; Curators of the CCUG; CCUG 21024
#66792	Julia Koblitz, Joaquim Sardà, Lorenz Christian Reimer, Boyke Bunk, Jörg Overmann: Automatically annotated for the DiASPora project (Digital Approaches for the Synthesis of Poorly Accessible Biodiversity Information) .
#68371	Automatically annotated from API 50CH acid .
#68379	Automatically annotated from API Coryne .
#68380	Automatically annotated from API rID32A .
#68382	Automatically annotated from API zym .
#69479	João F Matias Rodrigues, Janko Tackmann,Gregor Rot, Thomas SB Schmidt, Lukas Malfertheiner, Mihai Danaila,Marija Dmitrijeva, Daniela Gaio, Nicolas Näpflin and Christian von Mering. University of Zurich.: MicrobeAtlas 1.0 beta .
#120941	Collection of Institut Pasteur ; Curators of the CIP; CIP 103148
#124043	Isabel Schober, Julia Koblitz: Data extracted from sequence databases, automatically matched based on designation and taxonomy .
#125438	Julia Koblitz, Lorenz Christian Reimer, Rüdiger Pukall, Jörg Overmann: Predicting bacterial phenotypic traits through improved machine learning using high-quality, curated datasets. 2024 ( DOI 10.1101/2024.08.12.607695 )
#125439	Philipp Münch, René Mreches, Martin Binder, Hüseyin Anil Gündüz, Xiao-Yin To, Alice McHardy: deepG: Deep Learning for Genome Sequence Data. R package version 0.3.1 .
#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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Schaalia meyeri (CCUG 21024, LMG 16161, DSM 20733)

Name and taxonomic classification

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