公开(公告)号：US10758512B2

公开(公告)日：2020-09-01

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: A61K36/00 ,  A61K31/336 ,  A23L33/105 ,  A61K36/03

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.

公开(公告)号：US10697945B2

公开(公告)日：2020-06-30

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 ,  G01N30/02 ,  G01N30/88

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.