Fetal bovine serum specific cell type. When changing from batch to batch it is usual to adapt the cells to the new batch of material, for example, by mixing 50% of the old serum with 50% of the new serum and allowing the cells to acclimatise to the new material. Serum is stored frozen to preserve the stability of components such as growth factors. When serum is thawed, some precipitation may be seen. This is a normal phenomenon and it does not compromise the quality of serum in any way. The precipitate may be removed by transferring the serum to sterile tubes and
Blood Sweat and Wars Blood Sweat and Wars Blood, Sweat and Wars is an upcoming Irish film written, produced and directed by Stephen Patrick Kenny and based on events that occurred in and around Galway city and County from 1987 to 2009. The film is about the Longs and the Burkes, two families who are Galway’s biggest drug suppliers and involved in a deadly feud stemming from attempting to run organized crime in Galway. The film portrays the underground crime scene, bare-knuckle fighting, and young boys being sold as escort slaves. Written and performed by Stephen Burns, the song "Blood Sweat and Wars" also