Attached files

file filename
10-K - FORM 10-K - LIGAND PHARMACEUTICALS INCd10k.htm
EX-31.1 - CERTIFICATION BY PRINCIPAL EXECUTIVE OFFICER - LIGAND PHARMACEUTICALS INCdex311.htm
EX-31.2 - CERTIFICATION BY PRINCIPAL FINANCIAL OFFICER - LIGAND PHARMACEUTICALS INCdex312.htm
EX-21.1 - SUBSIDIARIES OF REGISTRANT - LIGAND PHARMACEUTICALS INCdex211.htm
EX-32.1 - CERTIFICATION BY PRINCIPAL EXECUTIVE OFFICER - LIGAND PHARMACEUTICALS INCdex321.htm
EX-32.2 - CERTIFICATION BY PRINCIPAL FINANCIAL OFFICER - LIGAND PHARMACEUTICALS INCdex322.htm
EX-10.107 - SECOND AMENDMENT TO LICENSE AGREEMENT - LIGAND PHARMACEUTICALS INCdex10107.htm
EX-10.105 - LICENSE AGREEMENT - LIGAND PHARMACEUTICALS INCdex10105.htm
EX-10.114 - SUPPLY AGREEMENT - LIGAND PHARMACEUTICALS INCdex10114.htm
EX-10.109 - NONEXCLUSIVE LICENSE AGREEMENT - LIGAND PHARMACEUTICALS INCdex10109.htm
EX-10.113 - AMENDMENT TO LICENSE AGREEMENT - LIGAND PHARMACEUTICALS INCdex10113.htm
EX-10.100 - CAPTISOL SUPPLY AGREEMENT - LIGAND PHARMACEUTICALS INCdex10100.htm
EX-10.103 - 3RD AMENDMENT TO CAPTISOL SUPPLY AGREEMENT - LIGAND PHARMACEUTICALS INCdex10103.htm
EX-10.101 - 1ST AMENDMENT TO CAPTISOL SUPPLY AGREEMENT - LIGAND PHARMACEUTICALS INCdex10101.htm
EX-10.106 - FIRST AMENDMENT TO LICENSE AGREEMENT - LIGAND PHARMACEUTICALS INCdex10106.htm
EX-10.102 - 2ND AMENDMENT TO CAPTISOL SUPPLY AGREEMENT - LIGAND PHARMACEUTICALS INCdex10102.htm
EX-10.104 - 4TH AMENDMENT TO CAPTISOL SUPPLY AGREEMENT - LIGAND PHARMACEUTICALS INCdex10104.htm
EX-10.111 - ACKNOWLEDGEMENT AGREEMENT - LIGAND PHARMACEUTICALS INCdex10111.htm
EX-10.112 - LICENSE AGREEMENT - LIGAND PHARMACEUTICALS INCdex10112.htm
EX-10.108 - EXCLUSIVE LICENSE AGREEMENT - LIGAND PHARMACEUTICALS INCdex10108.htm
EX-10.110 - ADDENDUM TO NONEXCLUSIVE LICENSE AGREEMENT - LIGAND PHARMACEUTICALS INCdex10110.htm

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We have issued our reports dated March 3, 2011 with respect to the consolidated financial statements, schedule, and internal control over financial reporting included in the Annual Report of Ligand Pharmaceuticals Incorporated on Form 10-K for the year ended December 31, 2010. We hereby consent to the incorporation by reference of said reports in the Registration Statements of Ligand Pharmaceuticals, Incorporated on Forms S-8 (File No. 333-160132, effective June 22, 2009 and File No. 333-131029, effective June 18, 2007).

/s/ GRANT THORNTON LLP

San Diego, California

March 3, 2011