The longevity prize is held by an animal that could not make the receptor molecule for growthhormone and was thus a fraction of the size of normal mice.
长生奖的得主则是一只无法合成生长激素受体分子的老鼠——其体型与一般老鼠并无二致。
2
The new GH isoform differed from classical growthhormone which had 2 GH receptor binding sites, and there was only one GH receptor binding site in the new GH isoform molecule.