National Cancer Institute, Research Contracts Branch, PCPSS, Executive Plaza South, Room 635, Bethesda, Md 20892

A -- PROSTATE, LUNG, COLORECTAL, AND OVARIAN CANCER SCREENING TRIAL, PSA ASSAY KIT SOL N01-CN-35533 DUE 052998 POC Erin C. Lange, Contracting Officer, 301-435-3828 E-MAIL: Erin C. Lange, el45g@nih.gov. The National Cancer Institute, Division of Cancer Prevention, Early Detection Branch, intends to negotiate with Hybritech, Inc. for a five-year renewal of the Contract No. N01-CN-35533 (PLCO PSA Assay Kit Supplier) for the continued performance of the PSA assay supplier for the Prostate, Lung, Colorectal and Ovarian (PLCO) Cancer Screening Trial. Assays are performed on participant serum samples. This is the only assay available of the double monoclonal antibody structure with acceptable specificity and lot-to-lot consistency. This assay is being evaluated in the PLCO cancer screening trial. Continuity of assay is essential. This PSA Assay Kit has been approved for use in the PLCO Trial by FDA. The anticipated award date for this renewal is September 30, 1998 for a period of five years. Specifically, this assay manufacturer shall: 1) supply reagents, wash solution, and substrate sets for PSA assays; 2) supply to the NCI's PLCO Laboratory instructions for proper conduct of the assay for scientific purposes; 3) supply quality assurance guidance to the Laboratory; and 4) ensure that the Laboratory's technicians conduct assays according to PSA manufacturer's standards. Authority: 41USC 253(c)(1) as set forth in FAR 6.302-1(b)(1)(i). Point of contact: Erin C. Lange, Contracting Officer, NCI, RCB, PCPSS; 6120 Executive Boulevard, Executive Plaza South, Room 635, Rockville, Maryland 20852; Phone: 301-435-3828; FAX: 301-402-8579; Electronic mail address: el45g@nih.gov. No collect calls will be accepted. Numbered Note 22 -- The proposed contract action is for supplies or services for which the Government intends to solicit and negotiate with only one source under the authority of FAR 6.302. Interested persons may identify their interest and capability to respond to the requirement or submit proposals. This notice of intent is not a request for competitive proposals. However, all proposals received within forty-five days (thirty days if award is issued under an existing basic ordering agreement) after date of publication of this synopsis will be considered by the Government. A determination by the Government not to compete with this proposed contract based upon responses to this notice is solely within the discretion of the Government. Information received will normally be considered solely for the purpose of determining whether to conduct a competitive procurement. (0086)

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