英语语法分析

This invention relates to a tetramer combined with SARS antigen peptide and its preparation and use.

本发明涉及一种结合了SARS抗原肽的四聚体及其制备和用途。

An MHC class I tetramer was composed of 4 MHC class I complexes and a fluorescently labeled streptavidin molecule.

MHC I类四聚体是由4个MHC I类复合物和一个带有荧光标的亲和素分子组成的。

The results showed that the obtained product is a mixture mainly composed of dimer, trimer, tetramer and pentamer .

结果表明，聚合物主要是二聚物、三聚物、四聚物、五聚物。