Patent Number: 6,165,501

Title: Radiation-protective phospholipid and method

Abstract: Ether-linked phospholipids, derivatized at the polar head group with polyethylene glycol chains having molecular weights greater than 2,000 daltons, are disclosed. Lipid bilayers containing these phospholipids show high oxidative stability. Also disclosed is the use of PEG-derivatized ether-linked lipids in moisturizing and radiation-protective cosmetic compositions.

Inventors: Tirosh; Oren (Holon, IL), Kohen; Ron (Jerusalem, IL), Katzhendler; Jehoshua (Jerusalem, IL), Barenholz; Yechezkel (Jerusalem, IL)

Assignee: Yissum Research Development Company of the Hebrew University of Jerusalem

International Classification: A61K 8/14 (20060101); C07F 9/00 (20060101); C07F 9/10 (20060101); C08G 65/00 (20060101); C08G 65/335 (20060101); A61K 9/127 (20060101); A61Q 17/04 (20060101); A61K 009/127 ()

Expiration Date: 12/26/2013