| Development into blastocysts of bovine oocytes cryopreserved by ultra-rapid cooling A Martino, N Songsasen, SP Leibo Biology of reproduction 54 (5), 1059-1069, 1996 | 846 | 1996 |
| Cryopreservation of gametes and embryos of non-domestic species SP Leibo, N Songsasen Theriogenology 57 (1), 303-326, 2002 | 312 | 2002 |
| Cryopreservation of mouse spermatozoa N Songsasen, SP Leibo Cryobiology 35 (3), 240-254, 1997 | 243 | 1997 |
| Terrestrial activity patterns of wild cats from camera-trapping. AJ Lynam, KE Jenks, N Tantipisanuh, W Chutipong, D Ngoprasert, ... Raffles Bulletin of Zoology 61 (1), 2013 | 147 | 2013 |
| Differences among dogs in response of their spermatozoa to cryopreservation using various cooling and warming rates I Yu, N Songsasen, RA Godke, SP Leibo Cryobiology 44 (1), 62-78, 2002 | 145 | 2002 |
| Oocyte biology and challenges in developing in vitro maturation systems in the domestic dog N Songsasen, DE Wildt Animal reproduction science 98 (1-2), 2-22, 2007 | 143 | 2007 |
| Lessons from biodiversity—the value of nontraditional species to advance reproductive science, conservation, and human health DE Wildt, P Comizzoli, B Pukazhenthi, N Songsasen Molecular Reproduction and Development: Incorporating Gamete Research 77 (5 …, 2010 | 135 | 2010 |
| Birth of live mice derived by in vitro fertilization with spermatozoa retrieved up to twenty‐four hours after death N Songsasen, J Tong, SP Leibo Journal of Experimental Zoology 280 (2), 189-196, 1998 | 120 | 1998 |
| Nuclear maturation of canine oocytes cultured in protein‐free media N Songsasen, I Yu, SP Leibo Molecular Reproduction and Development: Incorporating Gamete Research 62 (3 …, 2002 | 107 | 2002 |
| Osmotic sensitivity of canine spermatozoa N Songsasen, I Yu, S Murton, DL Paccamonti, BE Eilts, RA Godke, ... Cryobiology 44 (1), 79-90, 2002 | 98 | 2002 |
| Comparative cryobiological traits and requirements for gametes and gonadal tissues collected from wildlife species P Comizzoli, N Songsasen, M Hagedorn, DE Wildt Theriogenology 78 (8), 1666-1681, 2012 | 95 | 2012 |
| Advances in reproductive science for wild carnivore conservation P Comizzoli, AE Crosier, N Songsasen, MS Gunther, JG Howard, ... Reproduction in Domestic Animals 44, 47-52, 2009 | 92 | 2009 |
| Cryopreservation of mouse spermatozoa. I. Effect of seeding on fertilizing ability of cryopreserved spermatozoa. N Songsasen, SP Leibo Cryobiology 35 (3), 240-254, 1997 | 86 | 1997 |
| In vitro and in vivo survival of cryopreserved sheep embryos N Songsasen, BC Buckrell, C Plante, SP Leibo Cryobiology 32 (1), 78-91, 1995 | 84 | 1995 |
| Cuon alpinus JF Kamler, N Songsasen, K Jenks, A Srivathsa, L Sheng, K Kunkel The IUCN Red List of Threatened Species 2024, 2015 | 81* | 2015 |
| Birth of live mice resulting from oocytes fertilized in vitro with cryopreserved spermatozoa N Songsasen, KJ Betteridge, SP Leibo Biology of reproduction 56 (1), 143-152, 1997 | 81 | 1997 |
| Epidermal growth factor (EGF) sustains in vitro primordial follicle viability by enhancing stromal cell proliferation via MAPK and PI3K pathways in the prepubertal, but not … M Fujihara, P Comizzoli, CL Keefer, DE Wildt, N Songsasen Biology of reproduction 90 (4), 86, 1-10, 2014 | 80 | 2014 |
| Oviductal extracellular vesicles interact with the spermatozoon’s head and mid-piece and improves its motility and fertilizing ability in the domestic cat MAMM Ferraz, A Carothers, R Dahal, MJ Noonan, N Songsasen Scientific Reports 9 (1), 9484, 2019 | 79 | 2019 |
| Size of the donor follicle, but not stage of reproductive cycle or seasonality, influences meiotic competency of selected domestic dog oocytes N Songsasen, DE Wildt Molecular Reproduction and Development: Incorporating Gamete Research 72 (1 …, 2005 | 79 | 2005 |
| Protecting and extending fertility for females of wild and endangered mammals P Comizzoli, N Songsasen, DE Wildt Oncofertility: Ethical, Legal, Social, and Medical Perspectives, 87-100, 2010 | 78 | 2010 |
