Grants, Contracts, RFAs, and RFPs. 1  A grant is a funding mechanism for a particular scientific inquiry that you generate. You come up with the idea, they decide if it's a good idea, and they provide funding for you to do it. In contrast, a contract is a funding mechanism of government agencies or other organizations to obtain specified services or goods.
1 These tests are very good at identifying chlamydia. 2  A test that is positive almost always means the problem is there and is unlikely to be a false-positive test result. 3  A polymerase chain reaction (PCR) test is an example of a nucleic acid amplification test. 4  This test can also be done on a urine sample.
Chlamydia tests use a sample of body fluid or urine to see whether chlamydia bacteria (Chlamydia trachomatis) are present and causing an infection. Chlamydia is the most common bacterial sexually transmitted infection (STI) in the United States.