0000950135-09-003556 S-3 6 20090504 20090504 RXI PHARMACEUTICALS CORP 0001390478 2834 000000000 S-3 33 333-158968 09794148 60 PRESCOTT STREET WORCESTER MA 01605 508-767-3861 60 PRESCOTT STREET WORCESTER MA 01605 S-3 1 b74412rxsv3.htm RXI PHARMACEUTICALS CORPORATION EX-4.8 2 b74412rxexv4w8.htm EX-4.8 FORM OF INDENTURE EX-5.1 3 b74412rxexv5w1.htm EX-5.1 OPINION OF ROPES & GRAY LLP EX-5.2 4 b74412rxexv5w2.htm EX-5.2 OPINION OF ROPES & GRAY LLP EX-23.2 5 b74412rxexv23w2.htm EX-23.2 CONSENT OF BDO SEIDMAN, LLP GRAPHIC 6 b74412rxb7441201.gif GRAPHIC