National Institutes of Health, Office of Procurement Management, 6011 Executive Blvd., Rockville, Maryland 20892-7260

J -- EXERCISE OPTION UNDER EXISTING CONTRACT TO PROVIDE FOR FULL SERVICE MAINTENANCE INCLUDING PREVENTIVE MAINTENANCE AND REPAIR OF GOVERNMENT-OWNED FLOW CYTOMETRY SYSTEMS AS MANUFACTURED BY BDIS FOR THE PERIOD 10/1/99 THROUGH 9/30/00. POC Catherine Hiltner, Contract Specialist, (301) 402-3063; Edward B. Wilgus, Contracting Officer, (301) 402-3070. CNT Modification No. 3, Contract 263-98-D-0001 AMT $949801.00 DTD 091599 TO Becton Dickinson Immunocytometry systems, 110 Forbes Blvd., Mansfield, MA 02048. Posted 09/17/99 (W-SN381342). (0260)

Loren Data Corp. http://www.ld.com (SYN# 0268 19990921\J-0001.AWD)