Serum (blood) 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 all the electrolytes, antibodies, antigens, hormones, and any exogenous substances (e.g., drugs and microorganisms). The study of serum is serology. Serum is used in numerous diagnostic tests, as well as blood typing. Measurements of serum concentrations has proved useful in many fields including clinical trials of therapeutic vs
Blood Sweat & Tears (song) in Billboard Japan Hot 100, and selling 4,156 On May 10, 2017, the Japanese version was released, selling 144,234 in the first day, and charting first on Oricon daily chart, and 223,082 according to SoundScan Japan. The song charted 1st on "Oricon" weekly single chart, "Billboard" Japan Hot 100, & top singles sales, selling 310,276 copies in the first week according to SoundScan Japan. The Korean credits are adapted from the CD liner notes of "Blood, Sweat, & Tears". Blood Sweat & Tears (song) "Blood Sweat & Tears" (; Japanese: ; Hepburn: "Chi, ase, namida") is a song recorded by