CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS


We consent to the  incorporation  by  reference in the  Registration  Statements
(Form  S-8  Nos.  333-28653,   333-08661,   and  333-45532)  pertaining  to  the
THERMOGENESIS CORP. Amended 1994 Stock Option Plan, (Form S-8 Nos. 333-46911 and
333-37228)  pertaining to the THERMOGENESIS CORP. 1998 Employee Equity Incentive
Plan, and (Form S-3 Nos. 333-23097,  333-1479, 33-63676,  333-44151,  333-72035,
and 333-95143) of  THERMOGENESIS  CORP. and in the related  Prospectuses  of our
report dated  August 18, 2000,  with  respect to the  financial  statements  and
schedule of THERMOGENESIS  CORP.  included in the Annual Report (Form 10-K)  for
the year ended June 30, 2000.


                                                     /s/ ERNST & YOUNG LLP

Sacramento, California
September 21, 2000