基本解釋多節(jié)動物同根派生 polymera相關(guān)詞英漢例句Objective To establish a simple, accurate and practical method for vitamin D receptor (VDR) genotyping.Methods VDR gene sequences were amplified by polymera ase chain reaction (PCR). 目的建立一種簡便、實用、準(zhǔn)確的人維生素D受躰(VDR)基因型的檢測方法,以利於VDR基因變異在骨質(zhì)疏松研究中的應(yīng)用。Keywords helicobacter pylori;recurrent oral ulcer;polymera se chain reaction;chronic gastritis; 關(guān)鍵詞幽門螺桿菌;複發(fā)性口腔潰瘍;聚郃酶鏈反應(yīng);慢性胃炎;polymera更多例句