0000891618-99-002472 DEF 14A 1 19990702 19990528 CERUS CORP 0001020214 2836 680262011 DE 1228 DEF 14A 34 333-72185 99636497 2525 STANWELL DRIVE SUITE 300 CONCORD CA 94520 5106039071 2525 STANWELL DRIVE STE 300 CONCORD CA 94520 CERUS TECHNOLOGIES INC 19960731 DEF 14A 1 000089161899002472-001-seq1-def-14a.txt DEFINITIVE PROXY MATERIALS