Observations on the growth of the nonpathogenic Nichols strain of Treponema pallidum in the embryonated chick egg under anaerobic conditions.
D000818:Animals; D001686:Biological Phenomena; D002645:Chickens; D010829:Physiological Phenomena; D013142:Spirochaeta; D013180:Sprains and Strains; D014210:Treponema pallidum
SPIROCHAETA PALLIDA