• 3246 Citations
  • 32 h-Index
1982 …2020

Research output per year

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Research Output

  • 3246 Citations
  • 32 h-Index
  • 186 Article
  • 8 Review article
  • 2 Conference contribution
  • 1 Conference article
2020

Animal Biotechnology Roles in Livestock Production

Funahashi, H., May 15 2020, In : IOP Conference Series: Earth and Environmental Science. 465, 1, 012001.

Research output: Contribution to journalConference article

Open Access
2019

Removal of cumulus cells around 20 h after the start of in vitro maturation improves the meiotic competence of porcine oocytes via reduction in cAMP and cGMP levels

Ferré-Pujol, P., Nguyen, X. K., Nagahara, T., Bui, T. T. M., Wakai, T. & Funahashi, H., Apr 12 2019, In : The Journal of reproduction and development. 65, 2, p. 177-182 6 p.

Research output: Contribution to journalArticle

Open Access
Open Access

Presence of vascular endothelial growth factor during the first half of IVM improves the meiotic and developmental competence of porcine oocytes from small follicles

Bui, T. M. T., Nguyn, K. X., Karata, A., Ferré, P., Trn, M. T., Wakai, T. & Funahashi, H., 2017, In : Reproduction, Fertility and Development. 29, 10, p. 1902-1909 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
4 Citations (Scopus)
2016

Application of a microfluidic sperm sorter to in vitro production of dairy cattle sex-sorted embryos

Li, J., Zhu, S., He, X., Sun, R., He, Q., Gan, Y., Liu, S., Funahashi, H. & Li, Y., Apr 15 2016, In : Theriogenology. 85, 7, p. 1211-1218 8 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
3 Citations (Scopus)

In vitro fertilization in pigs: New molecules and protocols to consider in the forthcoming years

Romar, R., Funahashi, H. & Coy, P., Jan 1 2016, In : Theriogenology. 85, 1, p. 125-134 10 p.

Research output: Contribution to journalArticle

26 Citations (Scopus)

Milk supplements in a glycerol free trehalose freezing extender enhanced cryosurvival of boar spermatozoa

Athurupana, R. & Funahashi, H., Mar 1 2016, In : Asian Pacific Journal of Reproduction. 5, 1, p. 58-62 5 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2015

A phosphodiesterase type-5 inhibitor, sildenafil, induces sperm capacitation and penetration into porcine oocytes in a chemically defined medium

Ioki, S., Wu, Q. S., Takayama, O., Motohashi, H. H., Wakai, T. & Funahashi, H., Jun 24 2015, (Accepted/In press) In : Theriogenology.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Methods for Improving In Vitro and In Vivo Boar Sperm Fertility

Funahashi, H., Jul 1 2015, In : Reproduction in domestic animals = Zuchthygiene. 50, p. 40-47 8 p.

Research output: Contribution to journalReview article

6 Citations (Scopus)
9 Citations (Scopus)

Trehalose in glycerol-free freezing extender enhances post-thaw survival of boar spermatozoa

Athurupana, R., Takahashi, D., Ioki, S. & Funahashi, H., Jan 1 2015, In : Journal of Reproduction and Development. 61, 3, p. 205-210 6 p.

Research output: Contribution to journalArticle

Open Access
11 Citations (Scopus)
2013

A microfluidic device to reduce treatment time of intracytoplasmic sperm injection

Matsuura, K., Uozumi, T., Furuichi, T., Sugimoto, I., Kodama, M. & Funahashi, H., Feb 2013, In : Fertility and Sterility. 99, 2, p. 400-407 8 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Development competence and relative transcript abundance of oocytes derived from small and medium follicles of prepubertal gilts

Kohata, C., Izquierdo-Rico, M. J., Romar, R. & Funahashi, H., Dec 1 2013, In : Theriogenology. 80, 9, p. 970-978 9 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Effects of caffeine on sperm characteristics after thawing and inflammatory response in the uterus after artificial insemination with frozen-thawed boar semen

Yamaguchi, S., Suzuki, C., Noguchi, M., Kasa, S., Mori, M., Isozaki, Y., Ueda, S., Funahashi, H., Kikuchi, K., Nagai, T. & Yoshioka, K., Jan 1 2013, In : Theriogenology. 79, 1, p. 87-93 7 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

What is the optimal condition for fertilization of IVM oocytes?

Funahashi, H., Jan 2013, In : Reproductive Medicine and Biology. 12, 1, p. 15-20 6 p.

Research output: Contribution to journalReview article

1 Citation (Scopus)
2012
13 Citations (Scopus)
19 Citations (Scopus)
2 Citations (Scopus)

Hydrophobic silicone elastomer chamber for recording trajectories of motile porcine sperms without adsorption

Matsuura, K. & Funahashi, H., Aug 17 2012, Nanotechnology 2012: Electronics, Devices, Fabrication, MEMS, Fluidics and Computational - 2012 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2012. p. 314-316 3 p. (Technical Proceedings of the 2012 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Simple vitrification for small numbers of human spermatozoa

Endo, Y., Fujii, Y., Shintani, K., Seo, M., Motoyama, H. & Funahashi, H., Mar 1 2012, In : Reproductive BioMedicine Online. 24, 3, p. 301-307 7 p.

Research output: Contribution to journalArticle

36 Citations (Scopus)

Successful delivery derived from vitrified-warmed spermatozoa from a patient with nonobstructive azoospermia

Endo, Y., Fujii, Y., Kurotsuchi, S., Motoyama, H. & Funahashi, H., Dec 1 2012, In : Fertility and Sterility. 98, 6, p. 1423-1427 5 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)
2011

Caffeine, dibutyryl cyclic-AMP and heparin affect the chemotactic and phagocytotic activities of neutrophils for boar sperm in vitro

Li, J. C., Yamaguchi, S., Kondo, Y. & Funahashi, H., Apr 15 2011, In : Theriogenology. 75, 7, p. 1336-1345 10 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Hydrophobic silicone elastomer chamber for recording trajectories of motile porcine sperms without adsorption

Matsuura, K., Kuroda, Y., Yamashita, K. & Funahashi, H., Mar 28 2011, In : Journal of Reproduction and Development. 57, 1, p. 163-167 5 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Single spermatozoon freezing using cryotop

Endo, Y., Fujii, Y., Shintani, K., Seo, M., Motoyama, H. & Funahashi, H., Jul 18 2011, In : Journal of Mammalian Ova Research. 28, 1, p. 47-52 6 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)
2010

Application of a microfluidic sperm sorter to the in-vitro fertilization of porcine oocytes reduced the incidence of polyspermic penetration

Sano, H., Matsuura, K., Naruse, K. & Funahashi, H., Sep 2010, In : Theriogenology. 74, 5, p. 863-870 8 p.

Research output: Contribution to journalArticle

26 Citations (Scopus)

Application of mechanical stimuli using a microfluidic air actuating system to cultured mammalian embryos

Li, J. C., Matsuura, K., Kuroda, Y., Funahashi, H. & Naruse, K., 2010, 2010 International Symposium on Micro-NanoMechatronics and Human Science: From Micro and Nano Scale Systems to Robotics and Mechatronics Systems, MHS 2010, Micro-Nano GCOE 2010, Bio-Manipulation 2010. p. 29-34 6 p. 5669581. (2010 International Symposium on Micro-NanoMechatronics and Human Science: From Micro and Nano Scale Systems to Robotics and Mechatronics Systems, MHS 2010, Micro-Nano GCOE 2010, Bio-Manipulation 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)
11 Citations (Scopus)

Internalization of REIC/Dkk-3 protein by induced pluripotent stem cell-derived embryoid bodies and extra-embryonic tissues

Kataoka, K., Sakaguchi, M., Li, K. P., Taketa, C., Yamamoto, K. I., Du, G., Funahashi, H., Murata, H. & Huh, N. H., Dec 2010, In : International journal of molecular medicine. 26, 6, p. 853-859 7 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
18 Citations (Scopus)
2009
7 Citations (Scopus)
32 Citations (Scopus)
38 Citations (Scopus)
2008

Effect of glucose and pyruvate on nuclear and cytoplasmic maturation of porcine oocytes in a chemically defined medium

Funahashi, H., Koike, T. & Sakai, R., Oct 15 2008, In : Theriogenology. 70, 7, p. 1041-1047 7 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)

In vitro development of non-enucleated rat oocytes following microinjection of a cumulus nucleus and chemical activation

Fujii, W. & Funahashi, H., May 1 2008, In : Zygote. 16, 2, p. 117-125 9 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Metal mesh vitrification (MMV) method for cryopreservation of porcine embryos

Fujino, Y., Kojima, T., Nakamura, Y., Kobayashi, H., Kikuchi, K. & Funahashi, H., Sep 15 2008, In : Theriogenology. 70, 5, p. 809-817 9 p.

Research output: Contribution to journalArticle

26 Citations (Scopus)
2006
20 Citations (Scopus)

Up date of in vitro production of porcine embryos

Nagai, T., Funahashi, H., Yoshioka, K. & Kikuchi, K., Jun 6 2006, In : Frontiers in Bioscience. 11, SUPPL. 2, p. 2565-2573 9 p.

Research output: Contribution to journalReview article

70 Citations (Scopus)
2005
28 Citations (Scopus)

Select antioxidants improve the function of extended boar semen stored at 10°C

Funahashi, H. & Sano, T., Apr 1 2005, In : Theriogenology. 63, 6, p. 1605-1616 12 p.

Research output: Contribution to journalArticle

121 Citations (Scopus)
2004

In vitro fertility of boar spermatozoa preserved at 10℃ for 22 days.

Funahashi, H., 2004, In : Reproduction, Fertility and Development. 16, p. 255-255 1 p.

Research output: Contribution to journalArticle

33 Citations (Scopus)
2003

Polyspermic penetration in porcine IVM-IVF systems

Funahashi, H., Sep 17 2003, In : Reproduction, Fertility and Development. 15, 3-4, p. 167-177 11 p.

Research output: Contribution to journalReview article

55 Citations (Scopus)

10℃保存された豚精子の体外受精能と人工授精の成績

Funahashi, H., 2003, In : 豚の繁殖衛生セミナー通信. issue 30, p. 7-12 6 p.

Research output: Contribution to journalArticle