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Ueno S, Kurome M, Tomii R, Hiruma K, Saito H, Nagashima H. Association between embryonic loss and damage to the zona pellucida by invasive micromanipulation during oviductal transfer of early-stage embryos in pigs. Journal of Reproduction and Development 2007; 53: 1113-1118.

Nagashima H, Hiruma K, Saito H, Tomii R, Ueno S, Nakayama N, Matsunari H, Kurome M. Production of live piglets following cryopreservation of embryos derived from in vitro-matured oocytes. Biology of Reproduction 2007; 76: 900-905.

Kurome M, Saito H, Tomii R, Ueno S, Hiruma K, Nagashima H. Effects of sperm pretreatment on efficiency of ICSI-mediated gene transfer in pigs. Journal of Reproduction and Development 2007; 53: 1217-1226.

Shimada A, Tomii R, Kano K, Nagashima H. Transplantation and differentiation of donor cells in the cloned pigs. Biochemical and Biophysical Research Communications 2006; 344: 455-462.

Kurome M, Ueda H, Tomii R, Naruse K, Nagashima H. Production of transgenic-clone pigs by the combination of ICSI-mediated gene transfer with somatic cell nuclear transfer. Transgenic Research 2006; 15: 229-240.

Ueno S, Kurome M, Ueda H, Tomii R, Hiruma K, Nagashima H. Effects of maturation conditions on spindle morphology in porcine MII oocytes. Journal of Reproduction and Developemnt 2005; 51: 405-410.

Ogonuki N, Inoue K, Miki H, Mochida K, Hatori M, Okada H, Takeiri S, Shimozawa N, Nagashima H, Sankai T, Ogura A. Differential development of rabbit embryos following microinsemination with sperm and spermatids Molecular Reproduction and Development 2005; 72: 411-417.

Naruse K, Nagashima H, Sakai Y, Kokudo N, Makuuchi M. Development and perspectives of perfusion treatment for liver failure. Surg Today 2005; 35: 507-517.

Naruse K, Ishikawa H, Kawano H, Ueda H, Kurome M, Miyazaki K, Endo M, Sawasaki T, Nagashima H, Makuuchi M. Production of a transgenic pig expressing human albumin and enhanced green fluorescent protein. Journal of Reproduction and Developemnt 2005; 71: 539-546.

Miyazaki K, Tomii R, Kurome M, Ueda H, Hirakawa K, Ueno S, Hiruma K, Nagashima H. Evaluation of the quality of porcine somatic cell nuclear transfer embryos by gene transcription profiles. Journal of Reproduction and Development 2005; 51: 123-131.

Ushijima H, Yoshioka H, Esaki R, Takahashi K, Kuwayama M, Nakane T, Nagashima H. Improved survival of vitrified in vivo-derived porcine embryos. Journal of Reproduction and Development 2004; 50: 481-486.

Miki H, Inoue K, Ogonuki N, Mochida K, Nagashima H, Baba T, Ogura A. Cytoplasmic Asters Are Required for Progression Past the First Cell Cycle in Cloned Mouse Embryos. Biology of Reproduction 2004; 71: 2022-2028.

Fujimura T, Kurome M, Murakami H, Takahagi Y, Matsunami K, Shimanuki S, Suzuki K, Miyagawa S, Shirakura R, Nagashima H. Cloning of the transgenic pigs expressing human decay accelerating facor and N-acetylglucosaminyltransferase III. Cloning and Stem Cells 2004; 6: 294-301.

Esaki R, Ueda H, Kurome M, Hirakawa K, Tomii R, Yoshioka H, Ushijima H, Kuwayama M, Nagashima H. Cryopreservation of porcine embryos derived from in vitro matured oocytes. Biology of Reproduction 2004; 71: 432-437.

Ushijima H, Esaki R, Yoshioka H, Kuwayama M, Nakane T, Nagashima H. Improved survival of cryopreserved porcine morulae. Theriogenology 2003; 59: 316, abst.

Nakata K, Miki H, Yamazaki T, Aono F, Mizuno J, Kuwayama M, Kato O, Nagashima H. Production of normal offspring from mouse oocytes reconstructed by germinal vesicle replacement. Theriogenology 2003; 59: 275, abst.

Nakata K, Ishikawa I, Kawano H, Aono F, Kuwayama M, Kato O, Nagashima H. Effect of cytoplasmic replacement at MII stage on the development of mouse oocytes reconstructed by germinal vesicle transfer. In: 5th World Conference of A-PART; 2003; Tokyo. 271.

Nakata K, Aono F, Kuwayama M, Nagashima H, Kato O. Effect of cytoplasmic replacement at MII stage on the development of mouse oocytes recnstructed by germinal vesicle transfer. In: 59th Annual Meeting of the American Society for Reproductive Medicine; 2003; San Antonio, Texas.

Nagashima H, Giannakis C, Ashman RJ, Nottle MB. Sex differentiation and germ cell production in chimeric pigs produced by inner cell mass injection into blastocysts. Biology of Reproduction 2003; 70: 702-707.

Nagashima H, Fujimura T, Takahagi Y, Kurome M, Wako N, Ochiai T, Esaki R, Kano K, Saito S, Okabe M, Murakami H. Development of efficient strategies for the production of genetically modified pigs. Theriogenology 2003; 59: 95-106.

Miki H, Lee J, Inoue K, Ogonuki N, Noguchi Y, Mochida K, Kohda T, Nagashima H, Ishino F, Ogura A. Microinsemination with first-wave round spermatids from immature male mice. J. Reprod. Dev. 2003; 50: 131-137.

Kurome M, Fujimura T, Wako N, Ochiai T, Myazaki K, Ueda H, Hasebe Y, Oshima K, Murakami H, Nagashima H. Comparison between electro-fusion and intracytoplasmic nuclear injection method in pig cloning. Theriogenology 2003; 59: 267, abst.

Fujioka H, Suzuki M, Yamanouchi K, Ohta A, Nagashima H, Kato M, Nishihara M. Generation of transgenic rats expressing enhanced green fluorescent protein in gonadotropin-releasing hormone neurons. J. Reprod. Dev. 2003; 49: 523-529.

Esaki R, Yamashita C, Yoshioka H, Ushijima H, Kuwayama M, Nagashima H. Successful cryopreservation of porcine IVM-derived embryos. Theriogenology 2003; 59: 300, abst.

Ushijima H, Ishida K, Nagashima H. Bovine nucleus transplantation by intracytoplasmic injection. J. Reprod. Dev. 2002; 48: 619-626.

Shinohara T, Inoue K, Ogonuki N, Kanatsu-Shinohara M, Miki H, Nakata K, Kurome M, Nagashima H, Toyokuni S, Kogishi K, Honjo T, Ogura A. Birth of offspring transplantation of cryopreserved immature testicular pieces and in-vitro microinsemination. Human Reproduction 2002; 17: 3039-3045.

Nagashima H, Murakami H. Developmental engineering for efficient production of transgenic pigs. Transplantation now 2002; 15: 256-260.

Nagashima H, Kurihara T, Wako N, Ochiai T, Kurome M, Mizuno K, Takahagi Y, Fujimura T, Murakami H. In vitro development of porcine nuclear transfer embryos reconstructed by intracytoplasmic microinjection of cumulus cell nuclei into in vitro matured oocytes. Journal of Reproduction and Development 2002; 48: 121-129.

Murakami H, Nagashima H, Takahagi Y, Miyagawa S, Fujimura T, Toyomura K, Nakai R, Yamada M, Kurihara T, Shigehisa T, Okabe M, Seya T, Shirakura R, Kinoshita T. Transgenic pigs expressing human decay-accelerating factor regulated by porcine MCP gene promoter. Mol Reprod Dev 2002; 61: 302-311.

Kurihara T, Kurome M, Wako N, Ochiai T, Mizuno K, Fujimura T, Takahagi Y, Murakami H, Kano K, Miyagawa S, Shirakura R, Nagashima H. Developmental competence of in vitro matured porcine oocytes after electrical activation. J Reprod Dev 2002; 48: 271-279.

Inoue K, Ogonuki N, Yamamoto Y, Noguchi Y, Takeiri S, Nakata K, Miki H, Kurome M, Nagashima H, Ogura A. Improved postimplantation development of rabbit nuclear transfer embryos by activation with inositol 1,4,5-triphosphate. Cloning and Stem Cells 2002; 4: 311-317.

Grupen CG, Nottle MB, Nagashima H. Calcium release at fertilization : Artificially mimicking the oocyte's response to sperm. J Reprod Dev 2002; 48: 313-333.

Nagashima H, Wako N, Ochiai T, Kurome M, Arai Y, Kurihara T, Fujimura T, Takahagi Y, Okabe M, Murakami H. New strategies for efficient production of transgenic pigs. In: Current status and perspectives in cloning and related studies; 2001; Tukuba, Japan. 48-49.

Nagashima H, Fujimura T, Takahagi Y, Okabe M, Murakami H. New strategies for efficient production of transgenic pigs. In: The 18th Kumamoto medical bioscience symposium: Gene therapy and regenerative medicine; 2001; Kumamoto. 11.

Nagashima H. Transgenic and modern reproductive technologies in the pig. In: 3rd CJK symposium on biotechnology and animal production; 2001; Chinju National University, Korea. 3-8.

Kurome M, Wako N, Ochiai T, Kurihara T, Fujimura T, Takahagi Y, Murakami H, Nagashima H. Effect of oocyte activation timing on nuclear remodelling and development of porcine nuclear transfer embryos. In: Current status and perspectives in cloning and related studies; 2001; Tukuba, Japan. 64.

Kurome M, Wako N, Ochiai T, Arai Y, Kurihara T, Miyazaki K, Fujimura T, Takahagi Y, Murakami H, Nagashima H. Expression of GFP gene introduced into porcine in vitro matured oocytes by intracytoplasmic sperm injection. In: Transgenic animal research conference III; 2001; Tahoe City, california. 55.

Dobrinsky JR, Nagashima H, Pursel VG, Schreier LL, Johnson LA. Cryopreservation of morula and early blastocyst stage swine embryos: birth of litters after embryo transfer. Theriogenology 2001; 55: 303 abstr.

Nagashima H, Kurihara T, Wako N, Ochiai T, Mizuno K, Ishikawa M, Takahagi Y, Fujimura T, Murakami H. Nuclear remodeling and in vitro development of porcine nuclear transfer embryos reconstructed with cumulus cell nuclei. In: Genetically engineering and cloning animals: science, society & industry; 2000; Utah. 6.

Nagashima H, Kurihara T, Takahagi Y, Murakami H, Fujimura T. Development of nuclear transfer in the pig. In: Stem cell biology and cellular and molecular treatment; 2000; Tokyo. 9-11.

Nagashima H, Dobrinsky JR, Pursel VG, Schreier LL, Johnson LA. Non-invasive cryopreservation of zona pellucida intact morulae stage pig embryos: Birth of multiple litters of piglets after embryo transfer. In: 93rd annual meeting of the Japanese Society of Reproductive Biology; 2000; Kobe. 85.

Murakami H, Nagashima H, Takahagi H, Fujimura S, Miyagawa S, Okabe M, Seya T, Shigehisa T, Taniguchi N, Shirakura R, Kinoshita T. Production of transgenic pigs expressing human DAF (CD55) regulated by the porcine MCP gene promoter. Transplantation Proceedings 2000; 32: 2505-2506.

Yamakawa H, Nagai T, Harasawa R, Yamagami T, Takahashi J, Ishikawa K, Nomura N, Nagashima H. Production of transgenic pig carrying MMTV/v-Ha-ras. J.Reprod. Dev. 1999; 45: 111-118.

Ushijima H, Yamakawa H, Nagashima H. Cryopreservation of bovine pre-morula-stage in vitro matured/in vitro fertilized embryos after delipidation and before use in nucleus transfer. Biol. Reprod. 1999; 60: 534-539.

Takahagi Y, Murakami H, Fujimura T, Shigehisa T, Nagashima H. A comparison of FSH and eCG treatments for the production of transgenic pigs. Theriogenology 1999; 51: 426.

Nagashima H, Cameron RD, Kuwayama M, Young M, Beebe L, Blackshaw AW, Nottle MB. Survival of porcine delipated oocytes and embryos after cryopreservation by freezing or vitrification. J. Reprod. Dev. 1999; 45: 167-176.

Dobrinsky JR, Nagashima H, Pursel VG, Long CR, Johnson LA. Cryopreservation of swine embryos with reduced lipid content. Theriogenology 1999; 51: 164.

Yamakawa H, Otani S, Kashiwazaki N, Nagashima H. Improved viability of boar semen frozen after Percoll density gradient centrifugation. Journal of Reproduction Engineering 1998; 1: 12-18.

Nagashima H, Yamakawa H, Ushijima H. Removal of cytoplasmic lipid droplets from porcine and bovine ova. Journal Reproduction Engineering 1998; 1: 19-24.

Nottle MB, Nagashima H, Verma PJ, Du Z-T, Grupen CG, Ashman RJ, MacIlfatrick S. Developments in transgenic techniques in pigs. Journal of Reproduction and Fertility 1997; Suppl. 52: 237-244.

Nottle MB, Nagashima H, Kashiwazaki N, Ashman RJ, Du Z, Grupen CG, MacIlfatrick SM, Harding M, Cheah C, Harrison D, Luxford B, Campbell RG, Crawford RJ, Robins AJ. Production and analysis of growth hormone transgenic pigs. In: Transgenic animals in agriculture; 1997; San Diego.

Nagashima H, Ashman RJ, Nottle MB. Nuclear transfer of porcine embryos using cryopreserved delipated blastomeres as donor nuclei. Molecular Reproduction and Development 1997; 48: 339-343.

Grupen CG, Nagashima H, Nottle MB. Role of epidermal growth factor and insulin-like growth factor-I on porcine oocyte maturation and embryonic development in vitro. Reproduction Fertility Development 1997; 9: 571-576.

Grupen CG, Nagashima H, Nottle MB. Asynchronous meiotic progression in porcine oocytes matured in vitro : a cause of polyspermic fertilization? Reproduction Fertility Development 1997; 9: 187-191.

Ushijima H, Yamakawa H, Nagashima H. Nuclear tranfer of bovine IVM/IVF embryos : cryopreserved delipated 8-16 cell stage blastomeres as donor nuclei. In: The 13th International Congress on Animal Reproduction; 1996. P21-22.

Ushijima H, Yamakawa H, Nagashima H. Cryopreservation of bovine IVM/IVF embryos at early cleavage stage following removal of cytoplasmic lipid droplets. Theriogenlogy 1996; 45: 159, abstr.

Nottle MB, Nagashima H, Verma PJ, Ashman RJ, Du Z, Grupen CG, MacIlfatrick SM, Harding MP, Cheah C, Harrison DT, Luxford BG, Campbell RG, Crawford RJ, Robbins AJ. Inheritance of a metallothionein porcine growth hormone transgene in pigs. In: The 13th International Congress on Animal Reproduction; 1996; Sydeny, Australia. P26-22.

Nottle MB, Nagashima H, Kashiwazaki N, Ashman RJ, Du Z, Grupen CG, MacIlfatrick SM, Harding M, Cheah C, Harrison D, Luxford B, Campbell RG, Crawford RJ, Robins AJ. Production and evaluation of transgenic pigs containing a human metallothionein porcine growth hormone gene construct. In: Growth Regulation Workshop; 1996; Lorne, Australia.

Nagashima H, Nottle MB. Reproductive biotechnologies for the production of transgenic pigs. In: The 37th NIBB conference, Japan-France collaborative workshop II, Approaches to gene function controlling developmental processes; 1996; Okazaki. 42.

Nagashima H, Kuwayama M, Grupen CG, Ashman RJ, Nottle MB. Vitrification of porcine early cleavage stage embryos and oocytes after removal of cytoplasmic lipid droplets. Theriogenology 1996; 45: 180.

Nagashima H, Grupen CG, Ashman RJ, Nottle MB. Developmental competence of in vivo and in vitro matured porcine oocytes after subzonal sperm injection. Molecular Reproduction and Development 1996; 45: 359-363.

Nagashima H. Staining of frozen-thawed blastomeres by Hoechst 33342. In; 1996.

Kashiwazaki N, Nagashima H, Ashman RJ, Grupen CG, Nottle MB. Cryopreservation of porcine in vivo and in vitro derived blastocysts with glycerol or ethylene glycol. J. Reprod. Dev. 1996; 42: 193-197.

Nagashima H, Yamakawa H, Nagai T. Transgenic pig : current status, challanges and future prospect. Organ Biology 1995; 2: 67-75.

Nagashima H, Kashiwazaki N, Ashman RJ, Nottle MB. Successful cryopreservation of porcine early cleavage stage embryos following removal of cytoplasmic lipid. Theriogenology 1995; 43: 285, abstr.

Nagashima H, Kashiwazaki N, Ashman RJ, Nottle MB. Improved survival of porcine hatched blastocysts cryopreserved with glycerol and sucrose. Journal of Reproduction and Development 1995; 41: 165-170.

Nagashima H, Kashiwazaki N, Ashman R, Grupen CG, Nottle MB. Cryopreservation of porcine embryos. Nature 1995; 374: 416.

Nagashima H, Grupen CG, Ashman RJ, Nottle MB. Developmental competence of in vivo and in vitro matured porcine oocytes after subzonal sperm injection. Proc. 27th Annual Conference of Australian Society for Reproductive Biology 1995; 27: 53.

Nagashima H. Current status and challenges in the production of transgenic pigs. Protein, Nucleic Acid, Enzyme 1995; 40: 102-109.

Holm P, Nagashima H, Sun F-J, Seamark RF. In vitro and in vivo development of cloned ovine embryos using in vitro and in vivo matured oocytes. Reproduction in Domestic Animals 1995; 30: 125-128.

Grupen CG, Nagashima H, Nottle MB. Effect of EGF on maturation and development of IVM-IVF porcine ppcytes. Proc. 27th Annual Conference of Australian Society for Reproductive Biology 1995; 27: 67.

Grupen CG, Nagashima H, Nottle MB. Cysteamine enhances in vitro development of IVM-IVF porcine oocytes. Theriogenology 1995; 43: 227, abstr.

Grupen CG, Nagashima H, Nottle MB. Cysteamine enhances in vitro development of in vitro matured and fertilized porcine oocytes. Biology of Reproduction 1995; 53: 173-178.

Nottle MB, Nagashima H, Kashiwazaki N, Ashman RJ, Du Z, Grupen CG, McIlfatrick SM, Harding M, Cheath C, Crawford RJ, Robins AJ. Production of pigs containing a metallothionein porcine growth hormone gene construct. In: 26th Annual Conference of The Australian Society for Reproductive Biology; 1994; Brisbane. 33.

Nagashima H, Kashiwazaki N, Ashman RJ, Nottle MB. In vitro and in vivo survival of cryopreserved hatched blastocysts in pigs. In: 26th Annual Conference of The Australian Society for Reproductive Biology; 1994; Brisbane. 31.

Nagashima H, Kashiwazaki N, Ashman RJ, Grupen CG, Seamark RF, Nottle MB. Removal of cytoplasmic lipid enhances the tolerance of porcine embryos to chilling. Biology of Reproduction 1994; 51: 618-622.

Nagashima H, Kashiwazaki N, Ashman RJ, Grupen CG, Seamark RF, Nottle MB. Recent advances in cryopreservation of porcine embryos. Theriogenology 1994; 41: 113-118.

Kashiwazaki N, Nagashima H, Ashman RJ, Nottle MB. Cryopreservation of porcine in vivo and in vitro derived blastocysts with glycerol and ethylene glycol. In: 26th Annual Conference of The Australian Society for Reproductive Biology; 1994; Brisbane. 32.

Grupen CG, Nagashima H, Nottle MB. Cysteamine enhances synchronous pronuclear formation in porcine oocytes matured and fertilized in vitro. In: 26th Annual Conference of The Australian Society for Reproductive Biology; 1994; Brisbane. 18.

Nottle MB, French AJ, Nagashima H, Ashman RJ, Macilfatrick S, Seamark RF, Campbell RG, Luxford B, Eastaughl M, Thorton E, Hattsion D, Whitaker A, Kershaw S, Butler K, Dwyer D. Production of pronuclear porcine zygotes. In: 4th International conference on pig reprodection; 1993; Columbia, USA. 40.

Nagashima H, Yamakawa H, Nomura N, Harasawa R, Yamagami T, Arita S, Ishizaki R. Tumorigenesis and gene transmission in transgenic mice carrying MMTV/v-Ha-ras. Journal of Reproduction and Development 1993; 39: 259-268.

Nagashima H, Yamakawa H, Nagai T, Saito S, Nomura N, Harasawa R. Production of transgenic pigs carrying MMTV/v-Ha-ras. The Journal of Reproduction and Development 1993; 40: a45 (abstr).

Nagashima H, Nagai T, Yamakawa H. In vitro development of in vitro and in vivo fertilized porcine zygotes. Journal of Reproduction and Development 1993; 39: 163-168.

Saito S, Yamakawa H, Nagashima H. Ability of porcine blastomere nuclei derived from 8- to 16-cell stage embryos to support development following transfer to enucleated oocytes in vitro. Assisted Reproductive Technology/Andrology 1992; 259: 257-266.

Nagashima H, Yamakawa H, Saito S. Transplantation of porcine blastomere nuclei into oocytes collected from prepubertal gilts. Journal of Reproduction and Development 1992; 38: 73-78.

Nagashima H, Yamakawa H, Niemann H. Freezability of porcine blastocysts at different peri-hatching stages. Theriogenology 1992; 37: 839-850.

Nagashima H, Saito S, Yamakawa H. Development of porcine nuclear transplant embryos from 8-16 cell stage donor nuclei. Theriogenology 1992; 37: 263, abstr.

Cameron RDA, Lising RT, Nagashima H, Blackshaw AW. Cryopreservation of cultured and uncultured porcine embryos with glycerol and trehalose. In: 12th International Pig Veterinary Society; 1992; Hague, The Netherlands. 476.

Nagashima H, Kobayashi K, Yamakawa H, Ogawa S. Cryopreservation of mouse half-morulae and chimeric embryos by vitrification. Mol. Reprod. Dev. 1991; 30: 220-225.

Kashiwazaki N, Ohtani S, Nagashima H, Yamakawa H, Cheng WTK, Lin A-T, Ma RC-S, Ogawa S. Production of normal piglets from hatched blastocysts frozen at -196°C. Theriogenology 1991; 35: 221 abst.

Yamakawa H, Nagashima H, Kato Y, Tanioka Y. Embryo collection from miniature pigs and production of the piglets after transfer to common pig recipients. Experimental Animal 1990; 39: 413-415.

Nagashima H. Biotechnologies for animal reproduction : Future technologies for animal production. Tokyo: Shokabo; 1990.

Kobayashi K, Nagashima H, Yamakawa H, Kato Y, Ogawa S. The survival of whole and bisected rabbit morulae after cryopreservation by vitrification method. Theriogenology 1990; 33: 777-788.

Nagashima H, Kato Y, Yamakawa H, Yokozawa K, Kato M, Sawasaki T, Kobayashi K, Ogawa S. Studies on freezing preservation and sexing of biseced embryos in pigs, cows, goats and rabbits. Jpn. J. Anim. Reprod. 1989; 35: 69-75.

Nagashima H, Kato Y, Yamakawa H, Matsumoto T, Ogawa S. Changes in freezing tolerance of pig blastocysts in peri-hatching stage. Japanese Journal of Animal Reproduction 1989; 35: 130-134.

Nagashima H, Kato Y, Ogawa S. Microsurgical bisection of porcine morulae and blastocysts to produce monozygotic twin pregnancy. Gamete Research 1989; 23: 1-9.

Mukai S, Mori Y, Nagashima H, Hasegawa Y, Hoshino K. Changes in plasma gonadotropins, ovarian steroids and inhibin concentrations in gilts following progesterone treatment with implantable osmotic pumps. Animal Production Science 1989; 20: 287-297.

Chi C-H, Nagashima H, Kato Y, Mori Y, Hoshino K. Normal development of follicular oocytes collected from prepubertal gilts after gamete intrafallopian transfer. Jpn. J. Anim. Reprod. 1989; 35: 217-221.

Ohtani S, Yamakawa H, Nishida S, Matsumoto T, Nagashima H, Kanou Y, Ogawa S. Application of F-body test and Percoll density gradient centrifugation is separating boar X- and Y-bearing spermatozoa. Jpn. J. Anim. Reprod. 1988; 34: 31-38.

Ogawa S, Yamakawa H, Yamanoi J, Nishida S, Kano Y, Takeshima T, Tauchi K, Nagashima H. Are fluorescent bodies of Y-spermatozoa detectable in common with mammalian species? Theriogenology 1988; 29: 1083-1089.

Nagashima H, Katoh Y, Shibata K, Ogawa S. Production of normal piglets from microsurgically split morulae and blastocysts. Theriogenology 1988; 29: 485-495.

Nagashima H, Kato Y, Yamakawa H, Ogawa S. Survival of pig hatched blastocysts exposed below 15°C. Jpn. J. Anim. Reprod. 1988; 34: 123-131.

Kashiwazaki N, Mizuno J, Nagashima H, Mizuno A, Yamakawa H, Yamanoi J, Ogawa S. Sexing of half-embryos produced by microsurgical bisection of mouse morulae and production of chimeric mouse of defined sex composition by aggregating two sexed half-embryos. Experimental Animal 1988; 37: 127-135.

Nagashima H, Matsui K, Sawasaki T, Kano Y. Nonsurgical collection of embryos in Shiba goats. Experimental Animal 1987; 36: 51-56.

Kato Y, Nagashima H, Shibata K, Ishiwata M, Ogawa S. Microsurgical bisection of expanding blastocysts for sexing of pig embryos. Jpn. J. Anim. Reprod. 1987; 33: 151-154.

Nagashima H, Matsui K, Sawasaki T, Kano Y. Production of monozygotic mouse twins from microsurgically bisected morulae. Journal of Reproduction and Fertility 1984; 70: 357-362.

Nagashima H. Production of identical twin animals by embryo micromanipulation. Cell Technology 1984; 3: 612-623.

Kano Y, Nagashima H. Introduction of plasmid DNA (pBR322) into mouse blastocyst by pricking method. Japanese Journal of Animal Reproduction 1984; 30: 49-53.

Nagashima H, Fujikura A, Ogawa S. Studies on the developmental ability and the viability after deep freezing of the blastomeres isolated from 2-cell stage embryos in mice and rabbits. Jpn. J. Anim. Reprod. 1982; 28: 20-23.

Nagashima H, Ogawa S. Studies on the developmental potential and the survival after the deep freezing of microsurgically dichotomized morula embryos in rats and rabbits. Jpn. J. Anim. Reprod. 1981; 27: 12-19.

Nagashima H, Enomoto S, Ichikawa M, Mizuno H, Ogawa S. Survival of frozen-thawed rat embryos in the presence of dimethylformamide. Bulletin of the Faculty of Agriculture, Meiji University 1979; 47: 27-31.