公开(公告)号：US20230348953A1

公开(公告)日：2023-11-02

申请号：US18043568

申请日：2021-08-31

Applicant: GENENTECH, INC.

Inventor： Li YI ,  Adithi Chandrasekhara BHARGAVA ,  Inn Huam YUK

IPC: C12Q1/44

CPC classification number: C12Q1/44 ,  G01N2333/918

Abstract: The present disclosure provides compositions, methods, and kits for detecting lipolytic activity. In some embodiments, the composition comprises an aqueous assay sample and an organic solvent, wherein the organic solvent comprises 4-methylumbellif-erryl caprylate (MU-C8). Also provided herein are methods for determining the stability of a protein preparation.