Name: Acidiphilium acidophilum (Harrison 1983 ex Guay and Silver 1975) Hiraishi et al. 1998

Category: Species

Proposed as: comb. nov.

Basonym: Thiobacillus acidophilus (ex Guay and Silver 1975) Harrison 1983

Etymology: a.ci.do’phi.lum. L. neut. adj. acidum, an acid; from L. masc. adj. acidus, sour; N.L. neut. adj. suff. -philum, friend, loving; from Gr. neut. adj. philon, friend; N.L. neut. adj. acidophilum, acid loving

Gender: neuter

Type strain: ATCC 27807; DSM 700

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: D86511 Analyse FASTA

Valid publication: Hiraishi A, Nagashima KV, Matsuura K, Shimada K, Takaichi S, Wakao N, Katayama Y. Phylogeny and photosynthetic features of Thiobacillus acidophilus and related acidophilic bacteria: its transfer to the genus Acidiphilium as Acidiphilium acidophilum comb. nov. Int J Syst Bacteriol 1998; 48:1389-1398.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 48, part 4 of the IJSB. Int J Syst Bacteriol 1999; 49:5-6.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    "Thiobacillus acidophilus" Guay and Silver 1975	homotypic synonym, not validly published
    Thiobacillus acidophilus (ex Guay and Silver 1975) Harrison 1983	homotypic synonym, validly published under the ICNP

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — 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 11 times in PubMed until 2024-03-28.

Parent taxon: Acidiphilium Harrison 1981

Assigned by: Hiraishi A, Nagashima KV, Matsuura K, Shimada K, Takaichi S, Wakao N, Katayama Y. Phylogeny and photosynthetic features of Thiobacillus acidophilus and related acidophilic bacteria: its transfer to the genus Acidiphilium as Acidiphilium acidophilum comb. nov. Int J Syst Bacteriol 1998; 48:1389-1398.

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Record number: 772579