Exhibit 23.2 CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS We consent to the reference to our firm under the caption "Experts" in the Registration Statement Form S-3 and related Prospectus of THERMOGENESIS CORP. for the registration of 2,660,000 shares of its common stock and to the incorporation by reference therein of our report dated August 15, 2003, with respect to the financial statements and schedule of THERMOGENESIS CORP. included in its Annual Report (Form 10-K) for the year ended June 30, 2003, filed with the Securities and Exchange Commission. /s/ ERNST & YOUNG LLP Sacramento, California March 26, 2004