0000950152-09-002142 15-12G 1 20090304 20090303 20090304 ADVANCED BIOTHERAPY INC 0000791833 8731 510402415 DE 1231 15-12G 34 000-26323 09653740 227 WEST MONROE SUITE 3900 CHICAGO IL 60606 312-701-0793 227 WEST MONROE SUITE 3900 CHICAGO IL 60606 ADVANCED BIOTHERAPY CONCEPTS INC 19990524 15-12G 1 c49787e15v12g.htm FORM 15-12G