The statutory authority for this sole source requirement is 41 U.S.C. 1901(e)(2) as implemented by FAR 13.106-1 only one responsible source and no other supply of service will satisfy agency requirements. THIS IS NOT A REQUEST FOR PROPOSAL. All responsible sources that could provide comparable services may submit a capability statement that will be considered by email (subject line to reference NOI-NIAID-1897942) to Laura Grey at [email protected], by 5:00 pm eastern standard time Thursday, March 15, 2018. All responses received by the closing date of this synopsis will be considered by the Government. A determination not to compete this requirement, based upon responses to this notice, is solely within the discretion of the Government.