IP Library Granted Patent US 8,852,573
Granted Patent B2
US 8,852,573 · App. 13/370,034 · Granted Oct 7, 2014

Cardiac muscle repair or regeneration using bone marrow-derived stem cells

Inventors: Mark F. Pittenger (Severna Park, MD); Stephen L. Gordon (Columbia, MD); Alastair Morgan Mackay (Towson, MD)
Assignee: Mesoblast International Sarl
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Quick Facts
Patent No.
US 8,852,573
App. No.
13/370,034
Granted
Oct 7, 2014
Kind
B2
Abstract

Disclosed are compositions and methods for repairing and/or regenerating cardiac tissue by administering adult bone marrow-derived stem cells to an individual. These cells can be administered as a liquid injectible or as a preparation of cells in a matrix which is or becomes solid or semi-solid. The cells can be genetically modified to enhance myocardial differentiation and integration. Also disclosed is a method for replacing cells ex vivo in a heart valve for implantation.

Claims (10)

1. A method of augmenting ventricular function in a patient comprising the step of: administering to the heart of a human patient in need thereof a cell suspension, wherein the cell suspension comprises adult human allogeneic mesenchymal stem cells and a pharmaceutically acceptable liquid medium, in an amount effective to augment ventricular function.

2. The method of claim 1 , wherein the human patient has a left ventricular ejection fraction of less than about 40%.

3. The method of claim 1 , wherein the adult human allogeneic mesenchymal stem cells are administered in a pharmaceutically acceptable liquid carrier.

4. The method of claim 3 , wherein the pharmaceutically acceptable carrier comprises an isotonic liquid.

5. The method of claim 4 , wherein the isotonic liquid comprises phosphate buffer saline, physiological saline, culture medium, or 5% dextrose in water.

6. The method of claim 4 , wherein the pharmaceutically acceptable carrier comprises phosphate buffer saline.

7. The method of claim 1 , wherein the adult human allogeneic mesenchymal stem cells are administered in a suspension containing about 10×10 6 to about 40×10 6 mesenchymal stem cells per ml.

8. The method of claim 7 , wherein the suspension is administered in an amount of about 20 μl to about 150 ml.

9. The method of claim 7 , wherein the suspension is administered in an amount of at least about 20 μl.

10. The method of claim 7 , wherein the suspension is administered in an amount of at least about 150 μl.

Assignments (4)
RELEASE OF INTELLECTUAL PROPERTY SECURITY AGREEMENT AT REEL/FRAME NO. 45759/0917 Recorded Jul 30, 2025
From: HERCULES CAPITAL, INC., AS AGENT
To: MESOBLAST INTERNATIONAL SARL
Reel/Frame 072297/0753 →
INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded Mar 28, 2018
From: MESOBLAST INTERNATIONAL SARL
To: HERCULES CAPITAL, INC., AS ADMINISTRATIVE AND COLLATERAL AGENT
Reel/Frame 045759/0917 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 1, 2013
From: OSIRIS THERAPEUTICS, INC.
To: MESOBLAST INTERNATIONAL SÀRL
Reel/Frame 031533/0828 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 9, 2012
From: PITTENGER, MARK F.; GORDON, STEPHEN L.; MACKAY, ALASTAIR M.
To: OSIRIS THERAPEUTICS, INC.
Reel/Frame 027680/0964 →
Continuity (8)
Continuation 12725867 · Mar 17, 2010
Continuation 12395949 · Mar 2, 2009
Continuation 10690435 · Oct 21, 2003
Continuation In Part 10278148 · Oct 22, 2002
Continuation In Part 10127737 · Apr 22, 2002
Continuation 09446952
Provisional Application 60052910 · Jul 14, 1997
Related Publication 20120263682A1 · Oct 18, 2012