Our Scientists
Dr. Siriwan Ong-chai (Yaemniyom)
Dr. Siriwan Ong-chai (Yaemniyom)
  • B.Sc. (Biochemistry) Chiang Mai University
  • M.Sc. (Biochemistry), Faculty of Medicine, Chiang Mai University
  • Ph.D. (Biochemistry), Manchester University
  • Pharmacological activities of medicinal plants, especially, analgesic, antipyretic and anti-inflammatory, bronchodilator, antihypertensive, anti-ulcer, gastro-intestinal stimulant or relaxant as well as central nervous system activities.
  • Toxicology testing: acute, subacute, subchronic and chronic toxicity as well as dermal toxicity.
  • Phongpaichit, S., Kummee, S., Niltat, L. and Itarat, A. 2007. Antimicrobial activity of oil from the root of Cinnamomum porrectum. Songklanakarin J. Sci. Technol. 29 (Suppl.1):11-16.
  • Chiyasut C, Tsuda T, Khansuwan U and Ong-chai S. Red blood cell lysis at the single cell level by using a mini electrophoresis apparatus. Chromatography 2002;23(1):33-38.
  • Ong-chai S, Pothacharoen P, Yingsung W, Sugahara K, Hardingham TE and Kongtawelert P. Changes in serum chondroitin sulfate epitopes in rabbit model of osteoarthritis induced by intra-articular hydrocortisone injection. Osteoarthritis Cartilage 2002; 10 (suppl. A):51-3.
  • Kongtawelert P, Tangkijvanich P, Ong-chai S, Poovorawan Y. Role of serum total sialic acid in differentiating cholangiocarcinoma from hepatocellular carcinoma. World J Gastroenterol. 2003 Oct;9(10):2178-81.
  • Chattipakorn SC, Ong-chai S, Kongtawerlert P and Chattipakorn N. (2004) Hyaluronan Profiles in human saliva among differenct inflammatory levels of periodontal condition. J Dent Assoc Thai. 53(3): 170-175
  • Nganvongpanit K and Ong-chai S. (2004) Biological Marker for Canine Oseoarthritis Diagnosis. CMU Vet J. 2:39-49.
  • Nganvongpanit K and Ong-chai S. (2004) Serum chondroitin sulfate of healthy dogs related to gender and weight. J Thai Vet Pract. 16(4): 37-49
  • Ong-chai S, Itthiarbha A, Chaiwongsa R, Molk F, Fernandes P, and Kongtawelert P (2004) Diacereine reduces porcine articular cartilage degradation in explant cultures. Abstract book of the 11th Asia Pacific League of Associations for Rheumatology Congress. Jeju, Korea. page 111.
  • Kantamoon C, Ong-chai S and Sanguansermsri T (2005) Molecular Characterization of 0-Thalassemia in Patients with Hemoglobin H (Hb H) disease and in Hb Bart’s Hydropic Fetus. Royal Thai Army Med J. 58(4):1-6
  • Nganvongpanit K, Suwankong N, Jitpean S and Ong-chai S.(2005) The changes of serum chondroitin sulfate in the induced osteoarthritic dogs after chitisan polysufate administration. J Thai Vet Pract. 17(3): 27-39
  • Ong-chai S, Chaiwongsa R, Kongtawelert P and Reutrakul V (2005) The extract of Plai (Zingiber cassumunar Roxb.) inhibits cartilage degradation in explant culture model. Abstract book of the 1st International Conference on National Products for Health and Beauty. 17th-21st October 2005. Maha Sarakham, Thailand.
  • Pothacharoen P, Teekachunhatean S, Louthrenoo W, Yingsung W,Ong-Chai S, Hardingham T, Kongtawelert P. (2006) Raised chondroitin sulfate epitopes and hyaluronan in serum from rheumatoid arthritis and osteoarthritis patients. Osteoarthritis Cartilage. 14(3):299-301.
  • Pothacharoen P, Siriaunkgul S, Ong-chai S, Supabandhu J, Kumja P, Wanaphirak C, Sugahara K, Hardingham TE, Kongtawelert P (2006) Raised Serum Chondroitin Sulfate Epitope Level in Ovarian Epithelial Cancer. J. Biochem. 140, 517 - 524.
  • Hartwell SK , Somprayoon D, Kongtawelert P, Ongchai S, Arppornchayanon O, Ganranoo L, Lapanantnoppakhun S, Grudpan K. (2007) Online assay of bone specific alkaline phosphatase with a flow injection-bead injection system. Analytica Chimica Acta 6 0 0 ( 2 0 0 7 ) 188 - 193
  • Ukarapol N, Wongsawasdi L, Ong-chai S , Riddhiputra P, Kongtawelert P (2007) Hyaluronic acid: Additional biochemical marker in the diagnosis of biliary atresia. Pediatrics Int. 2007; 49:608-11.