Isolated from blood cultures of a human with septicaemia.
Actinotignum sanguinis
Taxonomy
Morphology
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Phylum Actinobacteria, Class Actinobacteria, Subclass Actibacteridae, Order Actynomycetales, Suborder Actinomycinae, Family
Actinomycetaceae, Genus Actinotignum,
Actinotignum sanguinis Yassin, Spröer, Pukall, Sylvester, Siering and Schumann 2015.
Gram-positive straight to slightly curved rods. Non-motile. Non-spore-forming.
Colonies are yellowish-white, < 1.0 mm in diameter on Columbia agar with 5% sheep
blood. Non-haemolytic. CAMP reaction is negative. Facultative anaerobic. Grows in
PYG medium at 37 ºC.
Isolated from human blood.
  1. Yassin A.F., Sproer C., Pukall R., Sylvester M., Siering C. and Schumann P., 2015. Dissection of the genus Actinobaculum:
    reclassification of Actinobaculum schaalii Lawson et al. 1997 and Actinobaculum urinale Hall et al. 2003 as Actinotignum schaalii
    gen. nov., comb. nov. and Actinotignum urinale comb. nov., description of Actinotignum sanguinis sp. nov. and emended
    descriptions of the genus Actinobaculum and Actinobaculum suis; and re-examination of the culture deposited as Actinobaculum
    massiliense CCUG 47753T (5DSM 19118T), revealing that it does not represent a strain of this species. J Syst Evol Microbiol 65,
    615-624.
Description is based on API Coryne, API 20 Strep and API ZYM results.

Positive results for hippurate hydrolysis and leucine arylamidase.

Negative results for acid and alkaline phosphatase, arginine dihydrolase, catalase, cystine arylamidase, alpha-chymotrypsin, esculin
hydrolysis, esterase lipase (C8), esterase (C4), alpha-fucosidase, alpha- and beta-galactosidase, alpha- and beta-glucosidase, beta
-glucuronidase, N-acetyl-beta-glucosaminidase, gelatin hydrolysis, indole production, lecithinase, lipase (C14), alpha-mannosidase,
nitrate reduction, oxidase, pyrrolidonyl arylamidase, pyrazinamidase, trypsin, urease, valine arylamidase,  Voges-Proskauer test, acid
production from L-arabinose, D-glucose, glycogen, inulin, lactose, maltose, mannitol, mannose, melibiose, melezitose, pullulan,
beta-D-glucopyranoside, raffinose, ribose, sorbitol, starch, sucrose, trehalose and D-xylose.
(c) Costin Stoica
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