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.

Example Input: Impaired expression of the uncoupling protein-3 gene in skeletal muscle during lactation: fibrates and troglitazone reverse lactation-induced downregulation of the uncoupling protein-3 gene.
Example Output: uncoupling protein-3

Example Input: Histamine enhances the depolarizing afterpotential of immunohistochemically identified vasopressin neurons in the rat supraoptic nucleus via H1-receptor activation.
Example Output: H1-receptor

Example Input: The ATP required for potentiation of skeletal muscle contraction is released via pannexin hemichannels.
Example Output:
pannexin