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10-Q - QUARTERLY REPORT - NORTHWEST BIOTHERAPEUTICS INCv239336_10-q.htm
EX-31.1 - EXHIBIT 31.1 - NORTHWEST BIOTHERAPEUTICS INCv239336_ex31-1.htm
EXCEL - IDEA: XBRL DOCUMENT - NORTHWEST BIOTHERAPEUTICS INCFinancial_Report.xls
EXHIBIT 32.1

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the quarterly report of Northwest Biotherapeutics, Inc. (the “Company”) on Form 10-Q for the period ended September 30, 2011, as filed with the Securities and Exchange Commission (the “Report”), I, Linda M. Powers, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

(1)
The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2)
The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: November 14, 2011
 
   
/s/ Linda M. Powers
 
   
Name: Linda M. Powers
 
Title:  President and Chief Executive Officer
Principal Executive Officer
Principal Financial and Accounting Officer