The effect of Ketoconazole on experimental paracoccidioidomycosis in the Syrian hamster: immunological and histopathological study

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Data

1984-12-01

Autores

Mota, N. G S [UNESP]
Viero, Rosa Marlene [UNESP]
Rezkallah-Iwasso, M. T. [UNESP]
Peraçoli, Maria Terezinha Serrão [UNESP]
Soares, Ângela Maria Victoriano de Campos [UNESP]
Montenegro, M. R. [UNESP]

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Resumo

The effect of Ketoconazole (KTZ) on the hamster experimental intratesticular paracoccidioidomycosis was studied employing different treatment schedules. KTZ long course treatment beginning at an early stage of the infection was effective in preventing fungal proliferation, dissemination to lymph nodes, spleen and kidneys, and in maintaining low levels of humoral and cellular specific immune responses. KTZ short course treatment starting at an advanced stage of disease resulted in a more severe histopathological picture without significant changes in the immunological profile. The drug prolonged the life span of hamsters infected with Paracoccidioides brasiliensis, but did not prevent mortality. Toxic necrosis of the bone marrow occurred in normal animals receiving 120 mg/kg/day of KTZ but with lower doses no morphologic alterations were observed in heart, lungs, kidneys, adrenals, spleen, liver, intestine or bone marrow. © 1984 Dr W. Junk Publishers.

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Palavras-chave

ketoconazole, phytohemagglutinin, animal experiment, dose response, drug efficacy, drug response, drug therapy, drug toxicity, experimental infection, histology, intoxication, methodology, mycosis, nonhuman, oral drug administration, south american blastomycosis, therapy, Animals, Cell Migration Inhibition, Cricetinae, Immunodiffusion, Ketoconazole, Macrophages, Male, Mesocricetus, Paracoccidioidomycosis, Animalia, Mesocricetus auratus, Paracoccidioides brasiliensis

Como citar

Mycopathologia, v. 88, n. 2-3, p. 141-148, 1984.