US 12,474,298 B2
Isoelectric focusing sample matrix
Xin Zhang, Newton, MA (US); Letha Chemmalil, Devens, MA (US); Julia Ding, Weston, MA (US); and Zhengjian Li, Sudbury, MA (US)
Assigned to BRISTOL-MYERS SQUIBB COMPANY, Princeton, NJ (US)
Appl. No. 17/759,616
Filed by Bristol-Myers Squibb Company, Princeton, NJ (US)
PCT Filed Jan. 27, 2021, PCT No. PCT/US2021/015291
§ 371(c)(1), (2) Date Jul. 27, 2022,
PCT Pub. No. WO2021/154854, PCT Pub. Date Aug. 5, 2021.
Claims priority of provisional application 62/966,359, filed on Jan. 27, 2020.
Prior Publication US 2023/0076713 A1, Mar. 9, 2023
Int. Cl. G01N 27/447 (2006.01)
CPC G01N 27/44747 (2013.01) [G01N 27/44795 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An imaged capillary isoelectric focusing (icIEF) sample matrix comprising (i) glycine at a concentration between about 36 mM and about 44 mM and (ii) taurine at a concentration between about 45 mM and about 55 mM.