propeptide英prəʊ'peptaɪd美prəʊ'peptaɪdBNC¹²⁶⁴¹⁶⁺⁴ 基本例句 n.前肽¹⁰⁰ This research intended to construct eukaryotic expression vector with a site-directed mutation of porcine MSTN propeptide gene, and verify its expression efficacy in C2C12 cells. 本研究旨在克隆通城猪含有第1个内含子的 MSTN前肽基因，构建真核定点诱变载体，并通过转染C2C12细胞验证载体表达的有效性。 dictall