US 5,223,430 A · Subspecies of Micromonospora citrea which produces antibiotic LL-E19085 alpha

Abstract

This disclosure describes novel antibacterial agents designated LL-E10985.alpha., LL-E19085.beta., LL-E19085.gamma., LL-E19085.zeta. and LL-E19085.eta., having the structure: ##STR1## their production by aerobic fermentation of a new subspecies of Micromonospora citrea NRRL 18351 and mutants thereof, and the isolation and purification thereof.

Claims1

Dependent claims

A biologically pure culture of Micromonospira citrea sp. NRRL 18351 or mutants thereof which retain the ability to synthesize antibiotic LL-E19085 .alpha..

Dependencies are inferred from the claim text.

Facts

Application

07/783,582Filed 28 Oct 1991 · division

Priority

8 Apr 1988

Granted

29 Jun 1993

Term ends

Not estimatedThe source records don’t support an estimate.

Classification12 codes

C07D 498/14
In which the condensed system contains three hetero rings: ortho-condensed systems
A23K 20/195
Organic substances: antibiotics
C12N 1/205
Bacteria; Culture media therefor: bacterial isolates
C12P 17/188
Containing at least two hetero rings condensed among themselves or condensed with a common carbocyclic ring system, e.g. rifamycin: heterocyclic…

Family

Serial179,357Parent of this continuation-in-part · filed 8 Apr 1988

Serial373,357Parent of this continuation-in-part · filed 29 Jun 1989

Serial639,496Parent of this division · filed 9 Jan 1991

US 5,096,907 AParent of this division

US 5,223,430 AThis patent

From the US filing history. Foreign family members aren’t listed.

Subspecies of Micromonospora citrea which produces antibiotic LL-E19085 alpha

Life of this patent

Abstract

Claims1

Subspecies of Micromonospora citrea which produces antibiotic LL-E19085 alpha

Life of this patent

Abstract

Claims1