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Species Mycoplasma alkalescens
Name: Mycoplasma alkalescens Leach 1973 (Approved Lists 1980)
Etymology: al.ka.les’cens. N.L. v. alkalesco, to make alkaline, referring to the reaction produced in arginine-containing media; N.L. neut. part. adj. alkalescens, alkaline-making
Pronunciation (Latin), gender: … al-ka-LES-kens, neuter
Type strain: ATCC 29103; NCTC 10135; PG51
Conduct genome-based taxonomy at
16S rRNA gene:
U44764
Analyse
FASTA
Effective publication:
Leach RH. Further studies on classification of bovine strains of mycoplasmatales, with proposals for new species, Acholeplasma modicum and Mycoplasma alkalescens. J Gen Microbiol 1973; 75:135-153. 
IJSEM list:
Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.
Nomenclatural status: validly published under the ICNP
Taxonomic status: synonym (and not recommended for medical use)
Correct name: Metamycoplasma alkalescens (Leach 1973) Gupta et al. 2018
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Synonyms:
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Name Kind Metamycoplasma alkalescens (Leach 1973) Gupta et al. 2018 homotypic synonym, validly published under the ICNP
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Notes:
- ❗ Mycoplasma alkalescens is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Mycoplasma.
- 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 1, note = "animal pathogen - biological class of risk animal: 2". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2, note = "PV". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2, note = "t". — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
- 🎓 Name mentioned 22 times in PubMed until 2025-06-04.
- 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself.
Parent taxon: Mycoplasma Nowak 1929 (Approved Lists 1980)
Assigned by:
Leach RH. Further studies on classification of bovine strains of mycoplasmatales, with proposals for new species, Acholeplasma modicum and Mycoplasma alkalescens. J Gen Microbiol 1973; 75:135-153.
Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/mycoplasma-alkalescensLink copied to clipboard
Record number: 784320
This LPSN page was printed on 2026-02-14 14:10:11