Citrullinylarginine dipeptide analogs and their...

Details Citrullinylarginine dipeptide analogs and their... Citrullinylarginine dipeptide analogs and their...

2007-09-18

2007-09-18

Tate, Christopher R (Department: 1655)

Drug, bio-affecting and body treating compositions

Extract or material containing or obtained from an alga as...

C424S059000

Reexamination Certificate

active

10801592

ABSTRACT:
The present invention relates to an algal adduct of the citrullinylarginine natural dipeptide as well as to its dermatological use and the use of chemical analogs issued from the same dipeptide displaying no toxic potential, as skin and phanera care and treatment agents, the said analogs having the following general formula (I):in which:R1represents an acyl or acycloxy radical,R2represents a hydroxyl, amine, alkylamine or alcoxy radical,R3represents a hydrogen atom or a hydroxyl radical.

REFERENCES:
patent: 5508033 (1996-04-01), Briand
patent: 6716436 (2004-04-01), Seguin
patent: 1060739 (2000-12-01), None
patent: 1006139 (1999-02-01), None
Ito et al., “Amino Acid Composition of the Ethanolic Extractives From 31 Species of Marine Red Algae,” 16J. Fisheries and Animal Husbandry77-90 (1977)(Abstract).
Laycock et al., “The Occurrence and Seasonal Variation of Gigartinine and L-Citrullinyl-L- Arginine in Chondrus-Crispus,” 55Canadian J. of Biochem. 27-30 (1977)(Abstract).

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