» Dr. Ong Siew Mei

Dr. Ong Siew Mei


Dr. Ong Siew Mei

Doctor of Philosophy (2017) - University of Tokyo, Japan
Doctor of Veterinary Medicine(2008) - Universiti Putra Malaysia
Diploma in Animal Health and Husbandry (2003) - Universiti Putra Malaysia

Field of Expertise :
Research : 

E-mail : siewmei@upm.edu.my
Telephone : + 603 9769 
Google Scholar : [ Click Here ] Publications ................................ (100+)

Department of Veterinary Clinical Studies 
Faculty of Veterinary Medicine, Universiti Putra Malaysia, 43400 UPM, Serdang
Selangor Darul Ehsan.



S.M. Ong, K. Saeki, M.K. Kok, T. Nakagawa, R. Nishimura, 2019. YM155 enhances the cytotoxic activity of etoposide against canine osteosarcoma cells. Journal of Veterinary Medical Science 19-0029.

M.K. Kok, J.K. Chambers, S.M. Ong, H. Nakayama, K. Uchida, 2018. Hierarchical cluster analysis of cytokeratins and stem cell expression profiles of canine cutaneous epithelial tumors. Veterinary Pathology 1-17.

S.M. Ong, K. Saeki, M.K. Kok, Y. Tanaka, N. Choisunirachon, R. Yoshitake, R. Nishimura, T. Nakagawa, 2017. Anti-tumor efficacy of etoposide alone and in combination with piroxicam against canine osteosarcoma in a xenograft model. Research in Veterinary Science 113, 130-135.

S.M. Ong, H. Yamamoto, K. Saeki, R. Nishimura, T. Nakagawa, 2017. Anti-tumor effects of topoisomerase inhibitors on canine malignant tumor cell lines. Japanese Journal of Veterinary Research 65, 17-28.

R. Yoshitake, K. Saeki, M. Watanabe, N. Nakaoka, S.M. Ong, M. Hanafusa, N. Choisunirachon, N. Fujita, R. Nishimura, T. Nakagawa, 2017. Molecular investigation of the direct anti-tumor effects of nonsteroidal anti-inflammatory drugs in a panel of canine cancer cell lines. The Veterinary Journal 221, 38-47.

S.M. Ong, K. Saeki, Y. Tanaka, R. Nishimura, T. Nakagawa, 2016. Effects of etoposide single treatment and combination treatment with piroxicam on canine osteosarcoma cells. The Veterinary Journal 218, 51-59.

K. Saeki, M. Watanabe, M. Tsuboi, S. Sugano, R. Yoshitake, Y. Tanaka, S.M. Ong, T. Saito, K. Matsumoto, N. Fujita, R. Nishimura, T. Nakagawa, 2015. Anti-tumor effect of metformin in canine mammary gland tumor cells. The Veterinary Journal 205, 297-304.

K. Saeki, M. Watanabe, M. Michishita, M. Tsuboi, S. Sugano, R. Yoshitake, K. Murai, Y. Tanaka, S.M. Ong, T. Saito, K. Matsumoto, N. Fujita, R. Nishimura, T. Nakagawa, 2015. Phenotypic screening of a library of compounds against metastatic and non-metastatic clones of a canine mammary gland tumor cell line. The Veterinary Journal 205, 288-296.

T. Saito, K. Yoshida, K. Matsumoto, K. Saeki, Y. Tanaka, S.M. Ong, N. Sasaki, R. Nishimura, T. Nakagawa, 2014. Inflammatory cytokines induce a reduction in E-cadherin expression and morphological changes in MDCK cells. Research in Veterinary Science 96(2), 288-291.

H.M. Tan, S.M. Ong, G. Langat, A.R. Bahaman, R.S. Sharma, S. Sumita, 2013. The influence of enclosure design on diurnal activity and stereotypic behaviour in captive Malayan Sun bears (Helarctos malayanus). Research in Veterinary Science 94(2), 228-239.



S.M. Ong, K. Saeki, T. Nakagawa, R. Nishimura. Combination of etoposide and piroxicam: A potential treatment for canine osteosarcoma. Abstracts of World Veterinary Cancer Congress, 2016.

S.M. Ong, K. Saeki, Y. Tanaka, T. Nakagawa, R. Nishimura. Cytotoxic effects of the combination of etoposide and piroxicam on canine osteosarcoma cells in vitro. Abstracts of the Asian Meeting of Animal Medical Specialties, 2015.

S.M. Ong, K. Matsumoto, T. Nakagawa, R. Nishimura. WWOX expression in normal canine tissues. 4th Asian Society of Veterinary Surgery Meeting, 2014. 

Updated:: 20/01/2020 [mjamil]


Universiti Putra Malaysia
43400 UPM Serdang
Selangor Darul Ehsan
+603 9769 3888
+603 9769 1971