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Biomedical subjects

A Atias

Publications and source records attributed to A Atias.

14 recordsLinked to original sources

Characterization of glutathione S-transferase activity in Echinococcus granulosus.

1. Glutathione S-transferase activity has been characterized in protoscolices of Echinococcus granulosus. 2. The conjugation reaction was activated by treatment of protoscolices with phenobarbital and beta-naphthoflavone. 3. Protoscolices of E. granulosus contained the conjugation cofactor glutathione in the amount of 287 nmol/g fresh tissue. 4. Conjugation may represent an important factor in the resistance of the parasite to drugs.

Animals↗

A comparative study of some combined treatment regimens in acute toxoplasmosis in mice.

The effectiveness of five treatment regimens was compared to mice during acute and late infection with Toxoplasma gondii. Parasitic cure rates, as judged by failure of brain tissue from surviving mice to produce infection when inoculated into clean mice, were as follows: pyrimethamine + sulfamethoxypyridazine, 92%; clindamycin + sulfamethoxypyridazine, 75%; spiramycin + sulfamethoxypyridazine, 16.7%; trimethoprim + sulfamethoxypryridazine alone, 0%. Pyrimethamine + sulfamethoxypyridazine was the most effective combination against acute toxoplasmosis in mice.

Acute Disease↗