Compositions having antibiotic properties

Drug – bio-affecting and body treating compositions – Immunoglobulin – antiserum – antibody – or antibody fragment,... – Reduced antigenicity – reduced ability to bind complement – or...

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Details

424246, 424271, A61K 3700, A61K 3154, A61K 3143

Patent

active

041349725

ABSTRACT:
Compositions having antibiotic properties containing as antibiotic potentiators peptides of the formula ##STR1## wherein R.sup.1 represents a hydrogen atom or a lower alkyl, lower cycloalkyl, (lower cycloalkyl)-(lower alkyl), aryl or aryl(lower alkyl) group (said group being optionally substituted as the case may require by one or more amino, hydroxy, thio, methylthio, carboxy or guanidino groups so as to form the characterizing group of a naturally occurring L .alpha.-amino acid);

REFERENCES:
patent: 3893992 (1975-07-01), DeBenneville
patent: 3923877 (1975-12-01), Barton
patent: 3954860 (1976-05-01), Birum
patent: 3969398 (1976-07-01), Hershman

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