DIFFERENTIATION OF 19S AND 7S COMPLEMENT FIXING ANTIBODIES IN PRIMARY VERSUS RECRUDESCENT TYPHUS BY EITHER ETHANETHIOL OR HEAT.
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Biomedical subjects
Publications and source records attributed to E S MURRAY.
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Death of mice occurs 2 to 8 hours after intravenous inoculation of concentrated viable elementary bodies of trachoma. Toxic death can be prevented by vaccinating the mice with concentrated suspensions of homologous strains inactivated by formalin or phenol. Judged by toxic challenges, at least two antigenically distinct types of elementary bodies of trachoma occur in Saudi Arabia and Egypt.
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