In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

Input: Consider Input:  gp170 is expressed at a level 30 to 50 % of the Env precursor gp130 .

Output: Env precursor


Input: Consider Input:  Human PDNP3 is expressed in glioma cells , prostate , and uterus , but not in the alimentary tract .

Output: Human PDNP3


Input: Consider Input:  Despite the fact that biochemical estimates of bone turnover indicate that ( short - term ) administration of rhGH and IGF - I stimulates bone metabolism in non - osteoporotic older people , no significant changes have been observed in bone mineral density at the proximal femur .


Output: IGF - I