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Title: Olivanic acids, a family of beta-lactam antibiotics with beta-lactamase inhibitory properties produced by Streptomyces species. II. Isolation and characterisation of the olivanic acids MM 4550, MM 13902 and MM 17880 from Streptomyces olivaceus. Author: Hood JD, Box SJ, Verrall MS. Journal: J Antibiot (Tokyo); 1979 Apr; 32(4):295-304. PubMed ID: 468716. Abstract: The olivanic acids MM 4550, MM 13902 and MM 17880 are members of a new family of beta-lactam antibiotics. An isolation and purification process utilising ion-par extraction and ion-exchange chromatography is described and the metabolites are characterised by physico-chemical and biological properties.[Abstract] [Full Text] [Related] [New Search]