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)
Keith Richards, Bill Wyman and also Brian Jones sang backup vocals. Mr. Chimp-Brno, Czech Republic. The first version of this song was recorded with Jimmy Page,four years before his joining to Led Zeppelin,in June 1964.Jack Nitzsche probably played the piano.er their custom the song is credited to Mick Jagger/Keith Richards. Jack Nitzsche played piano and tambourine on this track. Nitzsche was an important behind-the-scenes player, producer and arranger for The Rolling Stones and many other rock artists.