EX-23.02


L.L. Bradford & Company, LLC
3441 South Eastern Avenue
Las Vegas, Nevada 89109
(702) 735-5030

May 12, 2004

U.S. Securities and Exchange Commission
Division of Corporation Finance
450 Fifth Street, N.W.
Washington, D.C. 20549

Re:  Human BioSystems-Form S-8

Dear Sir/Madame:

As independent certified public accountants, we hereby consent to the
incorporation by reference in this Registration Statement on Form S-8 of our
report dated March 4, 2004 in Human BioSystems' Form 10-KSB for the year ended
December 31, 2003, and to all references to our firm included in this
Registration Statement.

Sincerely,

/s/ L.L. Bradford & Company, LLC
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L.L. Bradford & Company, LLC