Antibiotic derivatives

Details Antibiotic derivatives Antibiotic derivatives

1967-08-14

1976-04-06

Goldberg, Jerome D.

Drug, bio-affecting and body treating compositions

Fermentate of unknown chemical structure

Having a known elemental analysis

A61K 3500

Patent

active

039490793

ABSTRACT:
A process for producing the antibiotic pleuromutilin by cultivating strains of Clitopilus passeckerianus (Pil.) Sing in an aqueous nutrient medium. The production of esters of pleuromutilin and hydrogenation products thereof are also described. The pleuromutilin and derivatives thereof are useful as an antibacterial ingredient in animal feed compositions.

REFERENCES:
patent: 2903356 (1959-09-01), Lampen et al.
Kavanagh et al., Proc. Nat. Acad. Sci., Vol. 37, 1951, pp. 570-574.
Szybalski; W., Applied Microbiology, Vol. 2, 1954, pp. 57-63.

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