The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 20, 1999
Filed:
Oct. 06, 1997
Applicant:
Inventors:
Assignee:
t. Breeders, Inc., Worcester, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ;
U.S. Cl.
CPC ...
435372 ; 435-2 ; 435374 ; 435377 ; 435395 ; 435402 ; 435403 ;
Abstract
A method is provided for selective expansion of a predetermined target population of cells, including (a) introducing a starting sample of cells into a growth medium; (b) causing cells of the predetermined target cell population to divide; and (c) concurrently with, intermittently during, or following step (b) contacting the starting cells with a selection element, comprising a plurality of selective binding molecules with specific affinity either for target cells or for non-target cells to select cells of said predetermined target population from other cells in the growth medium. Systems are provided for selective expansion and methods of treating patients with cell populations and products.