EX-10.1 EXTENSION AGREEMENT

Exhibit 10.1

EXTENSION AGREEMENT

     This Extension Agreement is made, executed and delivered this 29 ^th day of October, 2007 by Pure Capital, LLC, a Delaware limited liability company (“ Pure ”), and GeoVax Labs, Inc., an Illinois corporation (“ GeoVax ”).

RECITALS

     A. On or about July 25, 2007, Pure and GeoVax executed and delivered a Private Placement Term Sheet (the “ Term Sheet ”), a copy of which is attached hereto as Exhibit A.

     B. On September 27, 2007, Pure advanced to GeoVax $300,000 (the “ Advance ”);

     C. Pure and GeoVax desire to execute and deliver this Extension Agreement in order to extend and modify certain terms of the Term Sheet, as more fully set forth below.

     NOW, THEREFORE, in consideration of the mutual covenants and agreements contained herein and other consideration, the receipt and sufficiency of which is hereby acknowledged, GeoVax and Pure hereby agree as follows:

          1. The First Settlement Date