TENGION INC - FORM S-1 - EX-23.1 - CONSENT OF ERNST & YOUNG LLP - December 23, 2009

Attached files

file filename
S-1 - FORM S-1 - TENGION INCds1.htm
EX-4.2 - SECOND AMENDED AND RESTATED INVESTOR RIGHTS AGREEMENT - TENGION INCdex42.htm
EX-4.5 - FORM OF PREFERRED STOCK WARRANT - TENGION INCdex45.htm
EX-4.3 - AMENDMENT NO. 1 TO SECOND AMENDED AND RESTATED INVESTOR RIGHTS AGREEMENT - TENGION INCdex43.htm
EX-4.4 - FORM OF PREFERRED STOCK WARRANT - TENGION INCdex44.htm
EX-16.1 - LETTER FROM KPMG LLP - TENGION INCdex161.htm
EX-10.5 - AMENDED AND RESTATED TENGION, INC. 2004 STOCK INCENTIVE PLAN - TENGION INCdex105.htm
EX-10.4 - LEASE AGREEMENT - TENGION INCdex104.htm
EX-10.2 - FIRST AMENDMENT TO LEASE BY AND AMONG FAWN INDUSTRIAL, LLC - TENGION INCdex102.htm
EX-23.2 - CONSENT OF KPMG LLP - TENGION INCdex232.htm
EX-10.19 - OFFER LETTER - TENGION INCdex1019.htm
EX-10.10 - VENTURE LOAN AND SECURITY AGREEMENT - TENGION INCdex1010.htm
EX-10.12 - SECOND AMENDMENT OF VENTURE LOAN AND SECURITY AGREEMENT - TENGION INCdex1012.htm
EX-10.11 - FIRST AMENDMENT OF VENTURE LOAN AND SECURITY AGREEMENT - TENGION INCdex1011.htm
EX-10.18 - MACHINERY AND EQUIPMENT LOAN FUND SECURITY AGREEMENT - TENGION INCdex1018.htm
EX-10.31 - AMENDMENT OF TERMS OF OFFER LETTER - TENGION INCdex1031.htm
EX-10.25 - RESTRICTED STOCK AGREEMENT - TENGION INCdex1025.htm
EX-10.23 - RESTRICTED STOCK PURCHASE AGREEMENT - TENGION INCdex1023.htm
EX-10.17 - MACHINERY AND EQUIPMENT LOAN FUND - TENGION INCdex1017.htm
EX-10.33 - OFFER LETTER - TENGION INCdex1033.htm
EX-10.13 - VENTURE LOAN AND SECURITY AGREEMENT - TENGION INCdex1013.htm
EX-10.22 - RESTRICTED STOCK PURCHASE AGREEMENT - TENGION INCdex1022.htm
EX-10.20 - OFFER LETTER - TENGION INCdex1020.htm

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the reference to our firm under the caption “Experts” and to the use of our report dated December 23, 2009 in the Registration Statement (Form S-1 No. 333-00000) and the related Prospectus of Tengion, Inc. for the registration of 000,000 shares of its common stock.

/s/ ERNST & YOUNG LLP

Philadelphia, Pennsylvania

December 23, 2009

TENGION INC Reports