EXHIBIT 23.1

CONSENT OF ODENBERG ULLAKKO MURANISHI & CO. LLP,  INDEPENDENT  REGISTERED PUBLIC
ACCOUNTING FIRM


The Board of Directors
Calypte Biomedical Corporation:

We consent to the  incorporation  by reference in the Prospectus  constituting a
part of this  Registration  Statement of Calypte  Biomedical  Corporation of our
report  dated  February  17,  2005,  except Note 18,  which is as of May 1, 2005
relating  to  the  consolidated   financial  statements  of  Calypte  Biomedical
Corporation,  included in its Annual Report on Form 10-KSB/A (No.2) for the year
ended  December 31, 2004. We also consent to the reference to our firm under the
heading "Experts" in such Registration Statement.


/s/ Odenberg Ullakko Muranishi & Co. LLP


San Francisco, California
June 27, 2005