Fetal bovine serum the harvesting of blood from the bovine fetus after the fetus is removed from the slaughtered cow. The blood is collected aseptically into a sterile container or blood bag and then allowed to clot. The normal method of collection is cardiac puncture, wherein a needle is inserted into the heart. This minimizes "the danger of serum contamination with micro-organisms from the fetus itself, and the environment". It is then centrifuged to remove the fibrin clot and the remaining blood cells from the clear yellow (straw) colored serum. The serum is frozen prior to further processing that is necessary to make
Blood, Sweat and Towers Blood, Sweat and Towers Blood, Sweat and Towers is the debut album of English punk rock band the Towers of London, released on 5 June 2006. The album features thirteen tracks, four of which have been released in the United Kingdom as singles. The album was heavily influenced by Sex Pistols' "Never Mind the Bollocks" and Guns N' Roses' "Appetite for Destruction". Sonically the songs contained on "Blood, Sweat and Towers" are played in a loose punk rock style. The song "Fuck It Up" features on the album twice: one version is an acoustic rendition, while the other is a