Estudos sobre a reação de Guerreiro Machado. Análise cromatográfica de antígenos de Trypanosoma cruzi.

I t was observed some variations from different vials and some decay o f the specific reactivity after 8 months, when kept at 3-6° C.. From five antigens prepared b y

The blood meai o f Triato­ ma brasiliensis and Rhodnius prolixus was 0,09 g; Triatoma infestans and Pnastrongylus megistus have sucked 0,13 g.. cruzi tested; the second and

c ru z i Peru strain in triatom ine feces by periconjuntival instilation in albino

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There was statistical difference between this last group. and the others, but not between the two

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