The blood protein hemoglobin and its relative, myoglobin, carry and store life-giving oxygen in many animals. Researchers long thought these complex proteins, with their unique fold, were the only two ...

Our ability to breathe oxygen is critical to our survival. This process is mediated by the hemoglobin in our blood, which carries oxygen. Since air contains less oxygen on high mountains, the body is ...

Distribution of different genotypes with α-globin gene triplication in 73,967 subjects. (A) Gender distribution. (B) The proportion of different genotypes among 1,443 α-globin gene triplication ...