Study of polymorphism on 15 STR loci of Luoba ethnic group from Tibet;

Determination of HLA-DRB1 gene polymorphism in Luoba ethnic group of Tibet;

Analysis on genetic polymorphism of ABO system in Luoba Ethnic Group;

Determination of HLA-A,-B allele polymorphism in the Luoba nationality living in Tibet Autonomous Region in China;

This paper focuses on the five Luoba villagers who represent social and cultural changes of modern Tibetan Luoba nationality.

Since the reform and opening-up policy of China, there has been amount of changes in the society and culture structure of the Luoba nationality in Milin county of Tibet.

Study on Development and Diffusion of the Culture of Ba Nation from Typical Implements Found by Archaeologizing;

To study the genetic polymorphism of Menba ethnic group in China about ABO system and the genetic relation among Menba and other 17 ethnic groups.

Based on the comparison of Tibetan and Menba ethnic group marriage customs by the way of searching textual materials,investigation,interview and questionnaire etc,the paper displays the cultural characteristics of marriage customs of Menba ethnic group and its relationship with Tibetan marriage customs through the narration and analysis of marriage customs.