Dr. Bachrach found the cause of Spencer's growth failure: a growth hormone deficiency.

Bachrach 博士发现了 Spencer 生长障碍的原因：生长激素缺乏。

A 1987 article titled " Sodium deprivation growth failure in the rat" found that low-sodium diets decreased bone and muscle mass in rats.

于 1987 年发表的一篇题为《老鼠钠缺乏生长衰竭》的论文发现，低盐饮食导致老鼠骨骼与肌肉密度降低。

And identifying a gene that is located in the pathway, for example, of growth factors in the blood, that can give quite a lot of new insights into therapeutic strategies to treat growth failure.

识别出一个位于通路上的基因，例如，血液中的生长因子，可以为生长衰竭的治疗策略提供相当多的新见解。

Spencer's parents set up an appointment with Dr. Burt Bacharach, the chief of pediatric endocrinology at University of Missouri healthcare. After careful testing, Dr. Bacharach determined a growth hormone deficiency was causing Spencer's growth failure.

Spencer的父母和密苏里大学医疗中心的儿科内分泌学主任Burt Bacharach约好见面。经过仔细的测试，Burt Bacharach医生确定是生长激素缺乏导致了Spencer的发育缓慢。