Fighting Fungus With Fat

WHEN THE BODY'S IMMUNE system is weakened by AIDS or cancer chemotherapy, normally harmless fungi such as aspergillus (picture) can spread to the lungs and other organs, causing inflammation. Drugs based on a compound called amphotericin-B control fungal infections but cause side effects such as chills and kidney damage. So the Food & Drug Administration recommends their use only for diagnosed fungal infections.

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