Formation of a Clear Zone on Tannin-Treated Brain Heart Infusion Agar by a Streptococcus sp. Isolated from Feces of Koalas
RO OSAWA
Veterinary Service and Research, Lone Pine Koala Sanctuary, Fig Tree Pocket, Brisbane, Queensland 4069, Australia
ABSTRACT
Gram-positive cocci, isolated from the feces of koalas and identified as Streptococcus bovis biotype I, formed a distinct clear zone on tannin-treated brain heart infusion agar, suggesting that this isolate has the unique characteristic of degrading the tannin-protein complex.