Took T cells from blood, co cultured for 5 days, too see if proliferated in response. Controls were tetanus and candida. Some men had a response to seminal plasma. The mean was enough different to be significant. Normal men did not respond to seminal plasma, suggest a difference we re looking for.
Some component can be an antigen.
PSA may be antigen. Inflammation does not happen for no reason. Mediated by cytokines. TNF alpha and IL-1beta are cytokines in rheumatoid arthritis, can find in joint fluid. Blocking TNF is a way to improve symptoms of rheumatoid arthritis.