IP Library Granted Patent US 8,993,322
Granted Patent B2
US 8,993,322 · App. 13/776,053 · Granted Mar 31, 2015

Methods and kits for cell release

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Quick Facts
Patent No.
US 8,993,322
App. No.
13/776,053
Granted
Mar 31, 2015
Kind
B2
Abstract

Methods and kits of releasing cells are provided. The method comprises the steps of providing cultured cells on a cell culture support comprising a multi layer polyelectrolyte coating immobilized on a substrate, and releasing the cultured cells from the cell culture support by a releasing solution comprising DMSO. The kit comprises a cell culture support and a releasing solution. The releasing solution comprises DMSO.

Claims (8)

1. A kit for culturing cells comprising:

a cell culture support;

comprising a substrate, and a multilayer polyelectrolyte coating immobilized on the substrate wherein the multilayer polyelectrolyte coating comprises at least one layer of poly-(di(ethyleneglycol)methylether methacrylate)-co-polyacrylic acid; and

a releasing solution for cell release, wherein the releasing solution comprises DMSO.

2. The kit of claim 1 , further comprising a medium for culturing cells.

3. The kit of claim 1 , wherein the multilayer polyelectrolyte coating further comprises at least one layer of temperature responsive polymer.

4. The kit of claim 1 , wherein the multilayer polyelectrolyte coating further comprises at least one layer of a homopolymer.

5. The kit of claim 1 , wherein the multilayer polyelectrolyte coating further comprises at least one layer of poly-L-lysine.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 1, 2020
From: GENERAL ELECTRIC COMPANY
To: GLOBAL LIFE SCIENCES SOLUTIONS USA LLC
Reel/Frame 053966/0133 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 13, 2013
From: RUBINSZTAJN, SLAWOMIR; SUSARLA, PRAMEELA; SMITH, REGINALD DONOVAN; LOGHIN, EVELINA ROXANA
To: GENERAL ELECTRIC COMPANY
Reel/Frame 029986/0387 →