26. Li K, Zhao YW, Guo Y, Liu YH, Lu TG, Qu YY, Ni HM, Effect of E2 and P4 on maturation in vitro of oocytes from Kunming mouse. Acta Laboratorium Animals Scientia Sinica , 2008,  16(4): 293-297,
    27. Yang FG, Ni HM, Guo Y, Liu LQ, Zhang H, Liu YH. Effect of Butyrolactone on in vitro maturation and fertilization of Ovine Oocytes. Journal of Agricultural Biotechnology, 2008, 16(1): 66-70,
28. Liu LQ, Liu YH, Ni HM, Xue JZ, Zhang JT, Bai JL, Guo Y*. Comparision of Ovine Sperm Capacitation in Different Animal Reproductive Ducts. Heilongjiang Animal Science and Veterinary Medicine, 2008, 312(1): 27-29,
29. Yang FG, Guo Y, Ni HM, Zhang H, Liu LQ, Xue JZ,Liu YH. Effect of Medium and Duration on In Vitro Maturation and Development of Ovine Parthenogenetic Embryos. Heilongjiang Animal Science and Veterinary Medicine, 2008, 312(1): 33-35,
30. ZHAO YW, LI K, Qu YY, LU TG, Liu YH, Guo Y, Ni HM. Effect of LH and hCG on
In Vitro Maturation of Oocytes from Kunming Mouse. Chinese Journal of Comparative Medicine, 2008, 18(2): 23-27,
31. Tranguch S, Chakrabarty A, Guo Y, Wang H, Dey SK. Maternal Pentraxin 3 Deficiency Compromises Implantation in Mice. Biol Reprod, 2007, 77(3): 425-432,
32. Yang FG, Liu YH, Ni HM, Zhang H, Guo Y*. Effect of Butyrolactone on Maturation in vitro and Developmental Competence of Ovine Oocytes. Chinese Journal of Animal Science, 2007, 43(23): 7-10,
33. Liu LQ, Liu CS, Guo Y, Ni HM, Zhang H, Yang FG, Liu YH. Comparison of CTC Staining and in Vitro Fertilization among Different Ovine Sperm Capacitation Methods. China Animal Husbandry and Veterinary Medicine, 2007,34(8): 31-34,
34. Zhang H, Liu YH, Ni HM, Yang FG, Liu LQ, Xue  JZ, Guo Y*. Effect of Media and Serum Concentration on Development of Ovine Parthenogenetic Embryos. China Animal Husbandry and Veterinary Medicine, 2007,34(7): 32-34,
35. Xue JZ, Liu YH, Guo Y, Liu LQ, Zhang H, Yang FG, Ni HM. Effect of Different Concentrations of Progesterone on Ovine Sperm Capacitation in vitro, Journal of Guangxi Agric and Biol Science, 2006, 25(supp): 63-66,
36. Wang D, Wang H, Guo Y, Ning W, Katkuri S, Wahli W, Desvergne B, Dey SK, Dubois RN. Crosstalk between peroxisome proliferator-activated receptor {delta} and VEGF stimulates cancer progression. Proc Natl Acad Sci U S A. 2006 103（50）：19069-74，
37. Wang H, Xie H, Guo Y, Zhang H, Takahashi T, Kingsley PJ, Marnett LJ, Das SK, Cravatt BF, Dey SK. Fatty acid amide hydrolase deficiency limits early pregnancy events. J Clin Invest. 2006, 116(8): 2122-2131，
38. Yong Guo#, Haibin Wang#, Yasuo Okamoto, Natsuo Ueda, Philip J. Kingsley, Lawrence J. Marnett, Harald H. O. Schmid, Sanjoy K. Das, and Sudhansu K. Dey. N-acylphosphatidylethanolamine-hydrolyzing phospholipase D is an important determinant of uterine anandamide levels during implantation. The Journal of Biological Chemistry, 2005, 280(25): 23429-23432, (#equal contribution)
39. S. Tranguch, T. Daikoku, Y. Guo, H. Wang and S.K. Dey. Molecular complexity in establishing uterine receptivity and implantation. Cellular and Molecular Life Sciences, 2005, 62: 1964-73,
40. Haibin Wang, Yong Guo, Dingzhi Wang, Philip J Kingsley, Lawrence J Marnett, Sanjoy K Das, Raymond N Dubois & Sudhansu K Dey. Aberrant cannabinoid signaling impairs oviductal transport of embryos. Nature Medicine , 2004, 10 (10): 1074-80,
41. Daikoku T, Song H, Guo Y,  Riesewijk A,  Mosselman S,  Das SK,  Dey SK.  Uterine Msx-1 and Wnt4 signaling becomes aberrant in mice with the loss of leukemia inhibitory factor or Hoxa-10: Evidence for a novel cytokine-homeobox-Wnt signaling in implantation. Mol Endocrinol. 2004, 18(5): 1238-50,
42. Wang H, Matsumoto H, Guo Y, Paria BC, Roberts RL, and Dey SK. Differential G-protein coupled cannabinoid receptor signaling by anandamide directs blastocyst activation for implantation. Proc Natl Acad Sci USA , 2003, 100(25): 14914-14919,
43. Wang S, Xia G, Bu S, Xie H, Wang J, Guo Y.  Effect of sodium nitroprusside (a donor of nitric oxide) on the spontaneous maturation of mouse oocyte in vitro. Acta Laboratorium Animals Scientia Sinica. 2003, 11 (2): 88-91,
44. Shumin Bu, Guoliang Xia, Huirong Xie, Yong Guo. Nitric oxide produced by cumulus cells stimulates maturation of mouse oocytes. Chinese Science Bulletin. 2003, 48(1): 72-75,
45. Guo Yong, Xia GL, Wang H, Xie H, Lei L, and Bu S.  Effects of recombinant human LH on the early embryo development in mice. Acta Zoologica Sinica . 2002, 48 (6): 754-758;
46. Shumin Bu, Guoliang Xia, Huirong Xie, Yong Guo. Nitric oxide produced by cumulus cells stimulates maturation of mouse oocytes. Chinese Science Bulletin. 2002, 47: 1730-1733,
47. Wang H, Xia GL, Taya K, Xie H, and Guo Y .  Ontogeny of cytochrome P450 side chain cleavage enzyme in the mouse ovary. Journal of Agricultural Biotechnology.  2002, 10 (1): 36-39,