Clinical chemistry the denser blood cells and platelets to the bottom of the centrifuge tube, leaving the liquid serum fraction resting above the packed cells. This initial step before analysis has recently been included in instruments that operate on the "integrated system" principle. Plasma is in essence the same as serum, but is obtained by centrifuging the blood "without" clotting. Plasma is obtained by centrifugation "before" clotting occurs. The type of test required dictates what type of sample is used. A large medical laboratory will accept samples for up to about 700 different kinds of tests. Even the largest of laboratories rarely
Blood, Sweat & Heels March 23, 2014, with a 90-minute reunion show. Brie Bythewood was dismissed from the series after the first season, and was replaced by two newcomers, Chantelle Fraser and Arzo Anwar. In April 2014, Bravo renewed "Blood, Sweat and Heels" for a second season, which premiered on March 29, 2015. On April 8, 2016, series star Daisy Lewellyn died after battling bile duct cancer. She was 36. She learned of the disease in 2015, after makeup artists noticed an unusual coloring in her eye. In the season two finale, she celebrated completing her radiation treatments. Blood, Sweat & Heels Blood, Sweat