The ferritin blood test measures the level of ferritin in the blood. Ferritin is a protein found inside cells that stores iron so your body can use it later.A ferritin test indirectly measures the amount of iron in your blood.he amount of ferritin in the blood (serum ferritin level) is directly related to the amount of iron stored in your body. Iron is important for red blood cell production. Your doctor may order this test if you have signs or symptoms of anemia due to low iron.
Learn How to Play Bass From The Beatlesâ Paul McCartney. The Beatlesâ Paul McCartney performs at Alpha TV studios in Birmingham, England, during filming of ABC TV show âThank Your Lucky Starsâ on December 15, 1963. (Mark and Colleen Hayward/Redferns)
The Beatles built their reputation playing clubs in Liverpool and Hamburg over a three-year period from 1960, with Stuart Sutcliffe initially serving as bass player. The core of Lennon, McCartney and Harrison went through a succession of drummers, including Pete Best, before asking Starr to join them.