Literature DB >> 2051345

Characterization of the solution degradation products of histrelin, a gonadotropin releasing hormone (LH/RH) agonist.

A R Oyler1, R E Naldi, J R Lloyd, D A Graden, C J Shaw, M L Cotter.   

Abstract

The degradation products of histrelin (1, less than Glu-His-Trp-Ser-Tyr-(D-Nim-bzl-His)-Leu-Arg-Pro-NHEt) were determined in aqueous solution at pH 5.4 and 87 degrees C over an 18-day period (47% degradation). These degradation products (2-5) resulted from the cleavage of less than Glu-His and Trp-Ser peptide bonds, His-Trp diketopiperazine formation, and racemization of serine and histidine residues.

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Year:  1991        PMID: 2051345     DOI: 10.1002/jps.2600800316

Source DB:  PubMed          Journal:  J Pharm Sci        ISSN: 0022-3549            Impact factor:   3.534


  3 in total

1.  Methotrexate (MTX)-cIBR conjugate for targeting MTX to leukocytes: conjugate stability and in vivo efficacy in suppressing rheumatoid arthritis.

Authors:  Sumit Majumdar; Meagan E Anderson; Christine R Xu; Tatyana V Yakovleva; Leo C Gu; Thomas R Malefyt; Teruna J Siahaan
Journal:  J Pharm Sci       Date:  2012-04-26       Impact factor: 3.534

2.  Parenteral peptide formulations: chemical and physical properties of native luteinizing hormone-releasing hormone (LHRH) and hydrophobic analogues in aqueous solution.

Authors:  M F Powell; L M Sanders; A Rogerson; V Si
Journal:  Pharm Res       Date:  1991-10       Impact factor: 4.200

3.  Effect of gelation on the chemical stability and conformation of leuprolide.

Authors:  M M Tan; C A Corley; C L Stevenson
Journal:  Pharm Res       Date:  1998-09       Impact factor: 4.200

  3 in total

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