Academic Staff


 Wattana Weerachatyanukul

Associate Professor
Chairperson of the Department
Department of Anatomy, Room AN105, B104
Faculty of Science, Mahidol University
Bangkok, 10400, Thailand

Telephone: (+66) (0)2201 5422, 5425
Fax: (+66) (0)2354 7168

Post-doctoral training in Membrane Molecular Biology, National Research Council of Canada (Ottawa), 2003 - 2004


Research Interest

1. Factors involved in sperm maturation/capacitation and the related signal transduction and enhancement of reproduction through endocrine manipulation

2. Properties and role of the naturally extracted biomaterials from molluskan shells

3. Atomic resolution electron microscopy and image reconstruction

Honors & Awards

1993    The best poster presentation at the Annual Meeting of Electron Microscopy
           Society of Thailand
1994    Professor Suit Sangwichian’s Award for the best oral presentation in the 17th
           Meeting of the Society of Anatomy of Thailand
2000    The best poster presentation at the Ottawa Reproductive Biology
           workshop,Ottawa, Canada

Selected Publications

Magerd S, Somrit M, Prachaney P, Thongpan A, Chatchavalvanich K, Sretarugsa P, Weerachatyanukul W*. Effect of progesterone administration on the distribution of oviductal carbohydrates in Rana tigrina. Cell Tissue Res. 336:267–276: 2009

Ngernsoungnern A, Ngernsoungnern P, Weerachatyanukul W, Chavadej J, Sobhon P, Sretarugsa P. The existence of gonadotropin-releasing hormone (GnRH) immunoreactivity in the ovary and the effects of GnRHs on the ovarian maturation in the black tiger shrimp Penaeus monodon. Aquaculture; 279 (1-4); 197-203: 2008.

Worawittayawong P, Leigh C, Weerachatyanukul W, Manochantr S, Sobhon P, Breed WG, Sretarugsa P. Changes in distribution of basic nuclear proteins and chromatin organization during spermiogenesis in the greater bandicoot rat, Bandicota indica. Cell Tissue Res. 334(1); 135-44: 2008.

Suphamungmee, Weerachatyanukul W*, Poomtong T, Hanna P, Sobhon P.  Morphological and biochemical alterations of abalone testicular germ cells and spawned sperm. Mar Biotechnol (NY). 10(5); 593-601: 2008.

Kruevaisayawan H, Vanichviriyakit R, Weerachatyanukul W, Magerd S, Withyachumnarnkul B, Sobhon P. Biochemical Characterization and Physiological Role of Cortical Rods in Black Tiger Shrimp, Penaeus monodon. Aquaculture Biol Reprod. 79; 134–141: 2008.

Weerachatyanukul W, Probodh I, Kongmanas K, Tanphaichitr N, Johnston L. Visualizing the localization of sulfoglycolipids in lipid  raft domains in model membranes and sperm membrane extracts. BBA-Biomembrane. 1768:299-310: 2007.

Bou Khalil M, Chakrabandhu K, Xu H, Weerachatyanukul W, Buhr M, Berger T, Carmona E, Vuong N, Kumarathasan P, Wong PT, Carrier D, Tanphaichitr N. Sperm capacitation induces an increase in lipid rafts having zona pellucida binding ability and containing sulfogalactosylglycerolipid. Dev Biol. 290(1):220-235: 2006.

Gyamera-Acheampong C, Tantibhedhyangkul J, Weerachatyanukul W, Tadros H, Xu H, van de Loo JW, Pelletier RM, Tanphaichitr N, Mbikay M. Sperm from mice genetically deficient for the PCSK4 proteinase exhibit accelerated capacitation, precocious acrosome  reaction, reduced binding to egg zona pellucida, and impaired fertilizing ability. Biol Reprod. 74(4): 666-73: 2006.

Suphamungmee W, Apisawatakan S, Weerachatyanukul W, Wanichanon C, Sretarugsa P, Poomtong T, Sobhon P. Basic nuclear protein pattern and chromatin condensation in the male germ cells of a tropical abalone, Haliotis asinina. Mol Reprod Del. 70; 211-221: 2005

Furimsky A, Vuong N, Xu H, Kumarathasan P, Xu M, Weerachatyanukul W, Bou Khalil M, Kate M, Tanphaichitr N. Percoll-gradient centrifuged capacitated mouse sperm have increased fertilizing ability and higher contents of sulfogalactosylglycerolipid and docosahexaenoic acid-containing phosphatidylcholine than washed capacitated mouse sperm. Biol Reprod 72(3): 574-583: 2005.

Xu H, Tanphaichitr N, Forkert PG, Anupriwan A, Weerachatyanukul W, Vincent R, Leader A, Wade MG. Exposure to  trichloroethylene and its metabolites causes impairment of sperm fertilizing ability in mice. Toxicol Sci. 82 (Sep); 590-597: 2004.

Ngernsoungnern A, Weerachatyanukul W, Saewu A, Thitilertdecha S, Sobhon P, Sretarugsa P. Rat sperm AS-A: subcellular  localization in testis and epididymis and surface distribution in epididymal sperm. Cell Tissue Res. 318(2); 353-363: 2004

Vanichviriyakit R, Kruevaisayawan H, Weerachatyanukul W, Tawipreeda P, Withyachumnarnkul B, Pratoomchat B, Chavadej J, Sobhon P. Molecular modification of Penaeus Monodon sperm in female thelycum and its consequent responses. Mol Reprod Dev. 69(3); 356-63: 2004

Pongtippatee-Taweepreda P, Chavadej J, Plodpai P, Pratoomchart B, Sobhon P, Weerachatyanukul W, Withyachumnarnkul B. Egg activation in the black tiger shrimp Penaeus monodon. Aquaculture, 234(1-4); 183-198: 2004.





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Last update : Wednesday, 27 May 2009