主要科研領域與方向：
家蠶基因組及功能基因組研究。目前主要研究領域：（1）家蠶發育的激素調控研究：旨在基於家蠶和其它昆蟲全基因組數據，通過比較基因組學方法，分析鑑定家蠶發育激素調節信號通路及相關重要基因，研究其在家蠶發育調控中的分子作用機制，並套用於家蠶素材創新。（2）比較基因組學研究：基於昆蟲和其它動物基因組、轉錄組和蛋白質組數據，分析家蠶重要基因家族的結構特點和進化機制。代表性論文：
1. Daojun Cheng, Qingyou Xia*, Jun Duan, Ling wei, Chong Huang, Zhiqing Li, Genhong Wang, Zhonghuai Xiang. Nuclear receptors in Bombyx mori: insights into genomic structure and developmental expression. Insect Biochemistry and Molecular Biology 2008( In Press）2. Jun Duan, Qingyou Xia*, Daojun Cheng, Xingfu Zha, Ping Zhao, Zhonghuai Xiang. Species-specific expansion of C2H2 zinc-finger genes and their expression profile in silkworm, Bombyx mori. Insect Biochemistry and Molecular Biology 2008(In Press）
3. Genhong Wang, Qingyou Xia*, Daojun Cheng, Jun Duan, Ping Zhao, Jie Chen and Li Zhu.Reference genes identified in the silkworm Bombyx mori during metamorphism based on oligonucleotide microarray and confirmed by qRT-PCR.Insect Science 2008, 15(5):405-413
4. Qingyou Xia, Daojun Cheng, Jun Duan, GenhongWang, Tingcai Cheng, Xingfu Zha, Chun Liu, Ping Zhao, Fangyin Dai, Ze Zhang, Ningjia He, Liang Zhang, Zhonghuai Xiang*. Microarray-based gene expression profiles in multiple tissues of the domesticated silkworm, Bombyx mori. Genome Biology 2007, 8:R162
5. Daojun Cheng, Qingyou Xia*, Ping Zhao, Zilong Wang , Hanfu Xu, Guanrong Li,Cheng Lu, Zhonghuai Xiang. EST-based profiling and comparison of gene expression in the silkworm fatbody during metamorphosis. Arch Insect Biochem Physiol. 2006,61:10-23
6. Qingyou Xia, Zeyang Zhou, Cheng Lu, Daojun Cheng, Fangyin Dai, Bin Li, Ping Zhao, et al. A draft sequence for the genome of the domesticated silkworm (Bombyx mori). Science 2004,306:1937-1940
7. 邱詠梅, 夏慶友, 程道軍，沈以紅，劉春，林英，查幸福，向仲懷. 家蠶母性基因的表達序列標籤分析. 昆蟲學報, 2004, 47(2):159-165.
8. 劉加彬，潘國慶，程道軍，夏慶友，周澤揚，向仲懷.家蠶微孢子蟲cDNA文庫的構建及部分EST同源性分析. 蠶業科學, 2004,30(4): 363-370.
9. 程道軍，夏慶友，周澤揚，向仲懷. 家蠶cDNA文庫構建及大規模EST測序.蠶業科學, 2003, 29(4): 335-339.
10. 程道軍，魯成，周澤揚，向仲懷，伴野豐，藤井博. 幾種絹絲昆蟲遺傳多樣性RAPD研究. 蠶業科學,2002, 28(4): 277-282.
