6Xia P. Intracytoplasmic sperm injection: correlation of oocyte grade based on polar body, Perivitelline space and cytoplasmic inclusions with fertilization rate and embryo quality. Hum Reprod, 1997, 12(8) 1 750~5.
7Kobayashi K, Okuyama M, Fujimoto G, Rothman CM, Hiu DL & Ogawa. Subzonal Insemination with a single spermatozoon using manipulation assisted sperm adhesion onto the ooplasmic membrance in mouse ova. Mol Reprod Dev, 1992, 31(3):223~9.
8Ogura A & Yangimachi R. Round spermatid nuclei injected into hamster oocytes form pronucleus and participate in syngamy. Biol Reprod, 1993, 48(2):21~5.
9Wilmut I, Schnieke AE, McWhir J, Kind AJ & Campbell KH. Viable offsping derived from fetal and adult mammalian cells. Nature,1997, 385(6 619):810~3.
10Li GP, Chen DY, L , Lian L, Sun Q Y , Wang MK, Liu JL, Li JS & Han ZM. Viable rabbit derived from Reconstructed oocgtes by germinal vesicle transfer after intracytoplasmic sperm injection (ICSI). Mol Reprod Dev, 2000,58:180~5.