他们发现，这种粘液是一种蛋白质混合物，一部分带正电，一部分则带负电，且含有大量钙镁离子。
What they found was a mixture of proteins, some positively charged and some negatively charged, and a lot of calcium and magnesium ions.
蛋白质随着PH值不同携带不同电荷，但当某些化学试剂存在时会带负电荷。
Proteins carry a charge that changes with pH, but becomes negative in the presence of certain chemical detergents.
当压强超过某值后，第iii带强度发生了跃迁，蛋白质发生了明显的变性。
Above the specified pressure, the intensity of band III has a transition which suggests the protein is denatured.
应用推荐