Methods in Enzymology, Volume 43
Subtitle: Antibiotics
Publisher: Academic Press
Published: May 28, 1975
Language: eng
Number of pages: 837
ISBN-13: 9780121819439
First sentence: Of the approximately 3000 known antibiotics about 70% are derived from actinomycetes, especially species of Streptomyces, 2O% from fungi, and 10% from eubacteria.