Exhibit 32.2

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


     In connection with the Quarterly Report of NeoStem, Inc. (the "Company") on
Form  10-QSB for the period  ended June 30, 2007 filed with the  Securities  and
Exchange  Commission on the date hereof (the  "Report"),  I, Larry A. May, Chief
Financial Officer of the Company,  certify,  pursuant to 18 U.S.C. Section 1350,
as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

     (1)  The Report fully  complies with the  requirements  of Section 13(a) or
          15(d) of the Securities Exchange Act of 1934 as amended; and

     (2)  The  information  contained  in the  Report  fairly  presents,  in all
          material  respects,  the financial  condition of the Company as of the
          dates  presented  and the result of  operations of the Company for the
          periods presented.

Dated:  August 14, 2007



                                       /s/ Larry A. May
                                       ----------------------
                                       Larry A. May
                                       Chief Financial Officer

The foregoing certification is being furnished solely pursuant to Section 906 of
the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of Section 1350, Chapter
63 of Title 18,  United  States Code) and is not being filed as part of the Form
10-QSB or as a separate disclosure document.

A signed  original of this  written  statement  required by Section 906 has been
provided to NeoStem, Inc. and will be retained by NeoStem, Inc. and furnished to
the Securities and Exchange Commission or its staff upon request.