Y4 fragment was cloned into a PMD18-T vector and the nucleotide sequence determined. Partial sequencing of the CPV-VP2-Y3? Y4 DNA fragment showed 99% nucleotide homology with that of the canine parvovirus,strain CPV/HN-1.是什么意思_Y4 fragment was cloned into a PMD18-T vector and the nucleotide sequence determined. Partial sequencing of the CPV-VP2-Y3? Y4 DNA fragment showed 99% nucleotide homology with that of the canine parvovirus,strain CPV/HN-1.在线翻译_英语_读音_用法_例句