公开(公告)号：US20180059075A1

公开(公告)日：2018-03-01

申请号：US15685510

申请日：2017-08-24

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Yongsoo CHOI ,  Jeongsook SHIN ,  Cheol-Ho PAN ,  Sang Min KIM ,  Jung-Seok YANG ,  Kyungsu KANG ,  Sang Hoon JUNG

IPC: G01N30/72 ,  G01N30/06

CPC classification number: G01N30/7233 ,  G01N30/06 ,  G01N2030/027 ,  G01N2030/067 ,  G01N2030/8818

Abstract: Provided is an amine group-derivatized composition including a Boc compound for liquid chromatography-mass spectrometry (LC-MS) analysis, and when the amine group-derivatized composition is used in analysis using reverse-phase LC-MS, it is possible to effectively analyze compounds including an amine group and an amino acid at a low cost in a short time.

公开(公告)号：US20180116996A1

公开(公告)日：2018-05-03

申请号：US15795971

申请日：2017-10-27

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Kyungsu KANG ,  Yongsoo CHOI ,  Cheol-Ho PAN ,  Sang Min KIM ,  Kwang-Hyun CHA ,  Jin-Chul KIM

IPC: A61K31/336 ,  A61K36/03 ,  A23L33/105

Abstract: Provided is a pharmaceutical composition, a health food composition, or a quasi drug composition for preventing, treating, or improving a disease caused by overproduction of dihydrotestosterone, including fucoxanthin or a Phaeodactylum tricornutum extract as an active ingredient.