Literature DB >> 1271380

Inhibition of human sperm acrosin by synthetic agents.

A K Bhattacharyya, L J Zaneveld, B M Dragoje, G F Schumacher, J Travis.   

Abstract

Twenty-two synthetic proteinase inhibitors were tested for their inhibitory properties towards human acrosin. p-Nitrophenyl-p1-guanidino benzoate (NPGB) was the most effective (K1 value of 1-5 X 10(-8) M), producing a non-competitive type of inhibition in contrast to all other inhibitors which showed a competitive type of inhibition. The Michaelis constant for human acrosin on BAEE at pH 8-1 was calculated to be 4-25 X 10(-5) M.

Entities:  

Keywords:  Biology; Economic Factors; Enzyme Inhibitors--administraction and dosage; Enzyme Inhibitors--side effects; Enzymes; Enzymes And Enzyme Inhibitors; Fertilization; Physiology; Reproduction; Research And Development; Sperm Capacitation; Technology

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Year:  1976        PMID: 1271380     DOI: 10.1530/jrf.0.0470097

Source DB:  PubMed          Journal:  J Reprod Fertil        ISSN: 0022-4251


  1 in total

1.  Characterization of a high-molecular-weight form of human acrosin. Comparison with human pancreatic trypsin.

Authors:  R A Anderson; S A Beyler; S R Mack; L J Zaneveld
Journal:  Biochem J       Date:  1981-11-01       Impact factor: 3.857

  1 in total

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