Picture from Encarta
Macrophage Engulfing Bacterium Macrophage Engulfing Bacterium
Penicillium Growing in Agar Penicillium Growing in Agar
Drug Mode of Action Drug Mode of Action

Penicillium Growing in Agar

Penicillium Growing in Agar
Penicillin is an important antibiotic derived from the mold Penicillium notatum, pictured here. Penicillin is effective against a wide range of disease-causing bacteria. It acts by killing bacteria directly or inhibiting their growth.
Andrew McClenaghan/Science Source/Photo Researchers, Inc.
Appears in these articles:
Human Disease; Fungus; Penicillin
* Exclusively for MSN Encarta Premium Subscribers. Join Now
Advertisement

Englishtown: Learn English online
Upgrade your Encarta experience
Encarta RSS Feeds
© 2008 Microsoft