SERICIN PROTEIN PEPTIDE HAVING MOISTURIZING FUNCTION, METHOD FOR PREPARING SAME, AND USE THEREOF - CHINA NATIONAL RES INSTITUTE OF FOOD & FERMENTATION INDUSTRIES CO LTD

Title:

SERICIN PROTEIN PEPTIDE HAVING MOISTURIZING FUNCTION, METHOD FOR PREPARING SAME, AND USE THEREOF

Document Type and Number:

WIPO Patent Application WO/2024/040769

Kind Code:

A1

Abstract:

The present application provides a sericin protein peptide having a moisturizing function, a method for preparing same, and use thereof. According to a first aspect of the present application, a sericin protein peptide having a moisturizing function is provided. The sericin protein peptide at least comprises peptide fragments GGS, AS, and GS. Based on the mass of the sericin protein peptide, the content of the peptide fragment GGS is ≥ 0.80%, the content of the peptide fragment AS is ≥ 0.20%, and the content of the peptide fragment GS is ≥ 0.50%. The sericin protein peptide provided in the present application contains three functional peptide segments GGS, AS, and GS, and has significant moisturizing effects.

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Inventors:

CAI MUYI (CN)
GU RUIZENG (CN)
QIN XIUYUAN (CN)
CHEN LIANG (CN)
DONG ZHE (CN)
ZHANG XINXUE (CN)
WANG JING (CN)
ZHANG HAIXIN (CN)
BI YUAN (CN)
MA YONGQING (CN)
FANG LEI (CN)
LI GUOMING (CN)
LIU WENYING (CN)
LU LU (CN)

Application Number:

PCT/CN2022/133579

Publication Date:

February 29, 2024

Filing Date:

November 22, 2022

Export Citation:

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Assignee:

CHINA NATIONAL RES INSTITUTE OF FOOD & FERMENTATION INDUSTRIES CO LTD (CN)

International Classes:

A61K38/01; A61K8/64; A61Q19/00; C07K1/34; C12P21/06

Foreign References:

CN115093472A	2022-09-23
CN1094029A	1994-10-26
JP2005052066A	2005-03-03

Other References:

CHUN-PING JIN, ZHANG HAI-PING; YANG MING-YING; NAMITA MANDAL; ZHU LIANG-JUN: "Moisture Retention,Antioxidative and Tyrosinase Activity Inhibitory Properties of Silk Sericin and Its Enzymatic Hydrolysates", SCIENCE OF SERICULTURE, vol. 39, no. 6, 15 December 2013 (2013-12-15), pages 1166 - 1171, XP093142651, DOI: 10.13441/j.cnki.cykx.2013.06.025
QING-CHUN LI, YU NING, ZOU JUN, LIANG WEN-WEI, QIN HAI-YAN: "The Preparation Method of Sericin Polypeptide", PROGRESS IN TEXTILE SCIENCE & TECHNOLOGY, vol. 2009, no. 4, 25 February 2009 (2009-02-25), pages 7 - 9, XP093142654

Attorney, Agent or Firm:

LEADER PATENT & TRADEMARK FIRM (CN)

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