Name: Geobacter metallireducens Lovley et al. 1995

Category: Species

Proposed as: sp. nov.

Etymology: me.tal.li.re.du’cens. L. neut. n. metallum, metal; L. pres. part. reducens, leading back, bringing back and in chemistry converting to a different oxidation state; N.L. masc. part. adj. metallireducens, reducing metal

Pronunciation (Latin), gender: ge-o-BAK-ter me-tal-li-re-DU-kens, masculine

Type strain: ATCC 53774; DSM 7210; GS-15

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: L07834 Analyse FASTA

Effective publication: Lovley DR, Giovannoni SJ, White DC, Champine JE, Phillips EJ, Gorby YA, Goodwin S. Geobacter metallireducens gen. nov. sp. nov., a microorganism capable of coupling the complete oxidation of organic compounds to the reduction of iron and other metals. Arch Microbiol 1993; 159:336-344. 🇺🇸

IJSEM list: Anonymous. Validation list no. 54. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:619-620.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Geobacter Lovley et al. 1995. Publication: Lovley DR, Giovannoni SJ, White DC, Champine JE, Phillips EJ, Gorby YA, Goodwin S. Geobacter metallireducens gen. nov. sp. nov., a microorganism capable of coupling the complete oxidation of organic compounds to the reduction of iron and other metals. Arch Microbiol 1993; 159:336-344. 🇺🇸
  • 😷 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 224 times in PubMed until 2026-06-11.

Parent taxon: Geobacter Lovley et al. 1995

Assigned by: Lovley DR, Giovannoni SJ, White DC, Champine JE, Phillips EJ, Gorby YA, Goodwin S. Geobacter metallireducens gen. nov. sp. nov., a microorganism capable of coupling the complete oxidation of organic compounds to the reduction of iron and other metals. Arch Microbiol 1993; 159:336-344. 🇺🇸

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Record number: 776469