Serum amyloid P component conserved in all vertebrates and also found in distant invertebrates such as the horseshoe crab (Limulus polyphemus). Serum amyloid P component The serum amyloid P component (SAP) is the identical serum form of amyloid P component (AP), a 25kDa pentameric protein first identified as the pentagonal constituent of in vivo pathological deposits called "amyloid". APCS is its human gene. AP makes up 14% of the dry mass of amyloid deposits and is thought to be an important contributor to the pathogenesis of a related group of diseases called the Amyloidoses. These conditions are characterised by the ordered aggregation of normal
Blood, Sweat & Tears 4 band's cohesion seemed to be disintegrating. Although the album scraped the Top Ten briefly and went gold, it marked the end of BS&T's period of wide commercial success on records." Music critic Robert Christgau's only comments were "Aww-shuck! heck." Additional musicians Album - Billboard (United States) Singles - Billboard (United States) Blood, Sweat & Tears 4 Blood, Sweat & Tears 4 is the fourth album by the band Blood, Sweat & Tears, released in 1971. It peaked at number 10 on the Billboard Pop albums chart. The band invited former member Al Kooper to contribute the song "John the Baptist