Effects of cyclophosphamide and a metabolite, acrolein, on Naegleria fowleri in vitro and in vivo

Author:

Zhang L1,Marciano-Cabral F1,Bradley S G1

Affiliation:

1. Department of Microbiology and Immunology, Virginia Commonwealth University, Richmond 23298-0110.

Abstract

Mice challenged intranasally with Naegleria fowleri died of primary amoebic meningoencephalitis. Mice given 30 mg of cyclophosphamide per kg of body weight daily for 10 days starting 2 days before challenge were protected. Neither cyclophosphamide nor serum from cyclophosphamide-treated mice inhibited N. fowleri in vitro. A metabolic product of cyclophosphamide, acrolein, inhibited growth and enflagellation of N. fowleri. Acrolein at 40 microM was amoebicidal. Acrolein injured starved cells and amoebae at 5 degrees C and growing N. fowleri.

Publisher

American Society for Microbiology

Subject

Infectious Diseases,Pharmacology (medical),Pharmacology

Reference19 articles.

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4. Description of a Naegleria sp. isolated from two cases of primary amoebic meningoencephalitis and of the experimental pathological changes induced by it;Carter R. F.;J. Pathol.,1970

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