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Last Updated: October 26, 2021

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Patent: 4,176,009

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Summary for Patent: 4,176,009
Title: Method of measuring collagenase activity
Abstract:A method of measuring collagenase activity using as substrates peptide derivatives having the structure A-Pro-B-Gly-C-Ala-Gly-E wherein A is a hydrophobic neutral or acidic chromophore, B is an amino acid residue, C is Ile or Leu, E is Gln-D-Arg-OH or D-Arg-OH and all the amino acid residues except for Gly are L-configuration unless otherwise stated.
Inventor(s): Sakakibara; Shumpei (Suita, JP), Nagai; Yutaka (Koshigaya, JP), Fujiwara; Kenji (Tokyo, JP), Sakai; Takahiro (Tokyo, JP)
Assignee: Ajinomoto Co., Inc. (Tokyo, JP)
Application Number:05/853,302
Patent Claims:see list of patent claims

Details for Patent 4,176,009

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Smith & Nephew, Inc. SANTYL collagenase Ointment 101995 1965-06-04 ⤷  Free Forever Trial 1996-11-27
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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