1 EXHIBIT 4.4 INDEMNITY AGREEMENT THIS AGREEMENT is made and entered into this 21st day of February, 2000 by and between ViroLogic, Inc., a Delaware corporation (the "Corporation"), and <> <> ("Agent").

   1
                                                                     EXHIBIT 4.4

                               INDEMNITY AGREEMENT


        THIS AGREEMENT is made and entered into this 21st day of February, 2000
by and between ViroLogic, Inc., a Delaware corporation (the "Corporation"), and
<> <> ("Agent").

                                    RECITALS

        WHEREAS, Agent performs a valuable service to the Corporation in
<