Published on May 8, 2007
EXHIBIT
23.2
AJ. ROBBINS, P.C.
CERTIFIED
PUBLIC ACCOUNTANTS
216
SIXTEENTH STREET
SUITE
600
DENVER,
COLORADO 80202
CONSENT
OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
As
independent certified public accountants, we hereby consent to the use of
our
report dated February 5, 2007, except for Note 8, as to which the date is
April
4, 2007, of Lixte Biotechnology Holdings, Inc. and to the reference made to
our firm under the caption “Experts” included in or made part of this Amendment
No. 5 to the Registration Statement on Form SB-2.
AJ.
ROBBINS, P.C.
CERTIFIED
PUBLIC ACCOUNTANTS
Denver,
Colorado
May
7, 2007