Serum (blood) small molecules to cells. Like many other mass nouns, the word "serum" can be pluralized when used in certain senses. To speak of multiple serum specimens from multiple people (each with a unique population of antibodies), physicians sometimes speak of sera (the Latin plural, as opposed to *"serums"). Serum (blood) In blood, the serum () is the component that is neither a blood cell (serum does not contain white blood cells- leukocytes, or red blood cells- erythrocytes), nor a clotting factor; it is the blood plasma not including the fibrinogens. Serum includes all proteins not used in blood clotting and
Blood, Sweat & Tears 3 their pretentiousness, on the extended "Symphony/Sympathy for the Devil," and their tendency to borrow other artists' better-known material rather than generating more of their own, were warning signs for the future." Album - Billboard (United States) Singles - Billboard (United States) Blood, Sweat & Tears 3 Blood, Sweat & Tears 3 is the third album by the band Blood, Sweat & Tears, released in 1970. After the huge success of their previous album, "Blood, Sweat & Tears 3" was highly anticipated and it rose quickly to the top of the US album chart. It also yielded two hit singles: a