Dissociation Between Ion Permeability and the Lethal Action of Polyene Antibiotics on Candida albicans
Author(s) -
Winston C. Chen,
Dong-Lang Chou,
David S. Feingold
Publication year - 1978
Publication title -
antimicrobial agents and chemotherapy
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.07
H-Index - 259
eISSN - 1070-6283
pISSN - 0066-4804
DOI - 10.1128/aac.13.6.914
Subject(s) - polyene , nystatin , candida albicans , amphotericin b , antibiotics , chemistry , potassium , microbiology and biotechnology , hydrochloride , aspergillus fumigatus , biochemistry , pharmacology , biology , antifungal , organic chemistry
Kinetic data on potassium release from and killing of Candida albicans by the four polyene antibiotics amphotericin B, amphotericin B methyl ester hydrochloride, nystatin, and nystatin methyl ester hydrochloride are presented. The nystatins were relatively more effective than the amphotericins in causing potassium release rather than killing. These data suggest that the aqueous channels or pores formed by the polyene antibiotics are not central to the lethal action of the drugs.
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