Name: Ralstonia mannitolilytica corrig. De Baere et al. 2001

Category: Species

Proposed as: sp. nov.

Etymology: man.ni.to.li.ly’ti.ca. N.L. neut. n. mannitol, mannitol; N.L. fem. adj. lytica, able to loose, able to dissolve; from Gr. fem. adj. lytikê, able to loosen; N.L. fem. adj. mannitolilytica, cleaving mannitol

Pronunciation (Latin), gender: ral-STO-ni-a man-ni-to-li-LY-ti-ka, feminine

Type strain: CCUG 38408; CCUG 45027; DSM 17512; JCM 11284; LMG 6866; NCIB 10805; NCIMB 10805

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ270258 Analyse FASTA

Valid publication: De Baere T, Steyaert S, Wauters G, Des Vos P, Goris J, Coenye T, Suyama T, Verschraegen G, Vaneechoutte M. Classification of Ralstonia pickettii biovar 3/'thomasii' strains (Pickett 1994) and of new isolates related to nosocomial recurrent meningitis as Ralstonia mannitolytica sp. nov. Int J Syst Evol Microbiol 2001; 51:547-558. 🇧🇪

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 51, part 2 of the IJSEM. Int J Syst Evol Microbiol 2001; 51:795-796.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 2

• Synonyms:

  • Name	Kind
    Ralstonia mannitolytica De Baere et al. 2001	other spelling of name, inaccurate spelling

• 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 = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 2. — 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 87 times in PubMed until 2026-06-11.
  • 🪓 Organisms assigned to this species have previously been classified as Ralstonia pickettii (Ralston et al. 1973) Yabuuchi et al. 1996. Publication: Yabuuchi E, Kosako Y, Yano I, Hotta H, Nishiuchi Y. Transfer of two Burkholderia and an Alcaligenes species to Ralstonia gen. Nov.: Proposal of Ralstonia pickettii (Ralston, Palleroni and Doudoroff 1973) comb. Nov., Ralstonia solanacearum (Smith 1896) comb. Nov. and Ralstonia eutropha (Davis 1969) comb. Nov. Microbiol Immunol 1995; 39:897-904. 🇯🇵 Anonymous. Validation list no. 57. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1996; 46:625-626.
  • 🫡 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself. This name is not taxonomically suspended any more in favour of Ralstonia pickettii (Ralston et al. 1973) Yabuuchi et al. 1996. Publication: Yabuuchi E, Kosako Y, Yano I, Hotta H, Nishiuchi Y. Transfer of two Burkholderia and an Alcaligenes species to Ralstonia gen. Nov.: Proposal of Ralstonia pickettii (Ralston, Palleroni and Doudoroff 1973) comb. Nov., Ralstonia solanacearum (Smith 1896) comb. Nov. and Ralstonia eutropha (Davis 1969) comb. Nov. Microbiol Immunol 1995; 39:897-904. 🇯🇵 Anonymous. Validation list no. 57. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1996; 46:625-626.
  • 🧍 In the description of the taxon, the type strain NCIMB 10805 is cited as NCIB 10805 (sic). Publication: Euzeby JP. List of Bacterial Names with Standing in Nomenclature: a folder available on the Internet. Int J Syst Bacteriol 1997; 47:590-592. 🇫🇷
  • 🧍 Ralstonia mannitolilytica corrig. accomodates the Ralstonia pickettii biovar 3/'thomasii' strains and at least some of the strains known as "Pseudomonas thomasii" Phillips et al. 1972. Publication: Phillips I, Eykyn S, Laker M. Outbreak of hospital infection caused by contaminated autoclaved fluids. Lancet 1972; 1:1258-1260.
  • 🧍 The original spelling of the specific epithet mannitolytica (sic), has been corrected by the List Editor, IJSEM. Publication: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 51, part 2 of the IJSEM. Int J Syst Evol Microbiol 2001; 51:795-796.

Parent taxon: Ralstonia Yabuuchi et al. 1996

Assigned by: De Baere T, Steyaert S, Wauters G, Des Vos P, Goris J, Coenye T, Suyama T, Verschraegen G, Vaneechoutte M. Classification of Ralstonia pickettii biovar 3/'thomasii' strains (Pickett 1994) and of new isolates related to nosocomial recurrent meningitis as Ralstonia mannitolytica sp. nov. Int J Syst Evol Microbiol 2001; 51:547-558. 🇧🇪

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Record number: 780316