Seoul National University

Snu Rdb Foundation

Pahn Shick Chang

Kyung Min Park

Da Eun Lee

Dong Hyun Kang

Ho Sup Jung

Eun Hye Yang

Disclosed are a method of preparing liposomes using a mixed solvent of ethyl acetate and n-hexane for dissolving phospholipids, and a method of preparing a liposome frozen powder by putting a container including liposomes in a container filled with isopropyl alcohol, ethanol and/or methanol, followed by lyophilization, which methods are useful in food industry for no use of toxic chloroform. Disclosed also is adding the produced container including liposomes to a container filled with isopropyl alcohol, ethanol and/or methanol, followed by lyophilization, thus advantageously preventing deterioration in stability of liposome particles, as well as being almost completely returned to the original state.

Method for preparing liposome frozen powder capable of efficiently retaining its bilayer structure

An antibiotic composition including erythorbyl laurate as an active ingredient and a use thereof are disclosed. Erythorbyl laurate is confirmed to have antibiotic effects on Gram-positive bacteria and thus is used as an antibiotic agent in foods, cosmetics, feeds, and the like and utilized in the form of a hand cleaner and other medicines for external application.

Antibiotic composition containing erythorbyl laurate and its usage

Growing community of inventors

Seoul, South Korea

Pahn Shick Chang