Scientists at the University of Georgia, Harvard Medical School and the University of Utah have discovered a new gene that regulates heme synthesis in red blood cell formation. Heme is the deep-red, iron-containing component of hemoglobin, the protein in red blood cells responsible for transporting oxygen in the blood.  Published online Nov. 7 in Nature. For additional information go to: http://news.uga.edu/releases/article/nature-study-Dailey-anemia-111312/