National Institute of Child Health and Human Development, Contracts Management Branch, Executive Building, Room 7A07, 6100 Executive Blvd., MSC 7510, Bethesda, Maryland 20892-7510

A -- PREPARATION OF GONADAL CELLS AND CELL FRACTIONS Sol RFP NICHD-IRP-95-15. Due 070795. Contact Lynn Salo, 301-496-4611. Contract Specialist, Harvey Shifrin, 301-496-4611. Contracting Officer. The Endocrinology and Reproduction Research Branch, Intramural Research program, National Institute of Child Health and Human Development, is seeking organizations with capability to provide freshly prepared and purified rat Leydig cells from rat testis. This program also requires the provision of short-term Leydig cell cultures from adult rats, long-term cultures from rat fetal testes, Nb2 lymphoma cells, and of established mouse tumor Leydig cell lines. In addition, it requires the preparation of cell fractions and of well-characterized gonadotropin and prolactin receptor preparations from luteinized rat ovaries, testes and SF9 cells overexpressing the LH receptor. The successful contractor must have the capability of deliving the viable and hormone-responsive Leydig cell preparations before 8:00 a.m. within one hour of completion of the preparation procedure three (3) times a week to the National Institutes of Health, Bethesda, Maryland. This announcement is a new solicitation, but not a new project. The issuance of this RFP will be on or about May 5, 1995, and proposals are due by 4:00 p.m. (local time), July 7, 1995. A full-text version of the RFP must be requested, in writing, by those organizations interested in responding. Please send all requests to Mrs. Lynn Salo at the address listed above. FAX requests are acceptable (301-402-3676). All requests must cite the RFP number above. All sources who consider themselves qualified are encouraged to submit a proposal. This advertisement does not commit the Government to make an award. (116)

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