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Biomedical subjects

H Boisvert

Publications and source records attributed to H Boisvert.

24 records · Page 2Linked to original sources

[Relationships between "Mycobacterium simiae" and the "M. avium-intracellulare-scrofulaceum" complex (author's transl)].

The 24 strains of Mycobacterium simiae described in this report were isolated from 12 black Africans, 6 from white Europeans, 5 from primates and 1 from a leprosy infected Armadillo. These strains form 3 groups having the similar morphologic and cultural properties as M. intracellulare. Two groups were similar with respect to pigmentation, urease activity and niacin production but differed serologically, the second group being of M. intracellulare serotype 18. The third group was less homogenous and was intermediate to M. simiae and M. intracellulare. Thus M. simiae belong to the M. avium-intracellulare-simiae-scrofulaceum (MAISS) complex. Two cases of well characterized pulmonary disease progressed like M. avium mycobacteriosis.

Animals↗

[Skin ulcer caused by Mycobacterium ulcerans in Cameroon. II. Bacteriological study].

Nine stains of Mycobacterium ulcerans isolated in Kamerun, in Congo and in France, were compared with six reference strains found in Zaïre, Australia and Mexico and M. intracellulare, M. simiae, M. paratuberculosis. These fiveteen strains constitutets an species whose typical features were: the difficult and slow growth at the optimum temperature of 30 degrees C, the biochemical tests and the sensitivity to rifampin, streptomycin, kanamycin, viomycin, cycloserin and probably capreomycin. In mice inoculated by the intravenous route, M. ulcerans gives ulcerations of external teguments and sometimes, internal lesions.

Anti-Bacterial Agents↗