Name: Dr. Sanit Thongnest

Office address: Natural Product Laboratory, Chemistry Research Building54 Kamphaeng Phet 6 Talat Bang Khen, Lak Si, Bangkok 10210, Thailand
Tel: +66 25530 8555 (ext. 8983-4)
E-mail: Research ScientistResearch Interests
– Bioactive Natural Products: Isolation and structural elucidation of bioactive natural products. Structural Modification of Natural Products:
– Use of chemistry to modify the structures and enhance the biological activities of natural products

Education
2012 Ph.D. (Applied Chemistry), Ramkhamhaeng University, Bangkok, Thailand.
1998 M.Sc. (Applied Chemistry), Ramkhamhaeng University, Bangkok, Thailand
1994 B.Sc. (Chemistry), Ramkhamhaeng University, Bangkok, Thailand

Work Experiences
2013-present Researcher, Laboratory of Natural Products, Chulabhorn Research Institute
2000-2004 Researcher, Chulabhorn Research Institute (CRI), Bangkok
1999-2000 Research Assistant, Ramkhamhaeng University, Bangkok
Advisor: Assoc. Prof. Somyote Sutthivaiyakit
1995-1998 Teaching Assistant, Ramkhamhaeng University, Bangkok

Awards
2013 Outstanding poster presentation, The International Congress for Innovation in Chemistry (PERCH-CIC Congress VIII), Office of the Higher Education Commission (OHEC), Ministry of Education, Thailand
2010- 2012 PERCH-CIC PERDO Scholarship
2003 Visiting Scientist, funded by The Japan Society for the Promotion of Science (JSPS), Natural Products, Toyama Medical and Pharmaceutical University (TMPU), Japan
2002 Visiting Scientist, funded by The Japan Society for the Promotion of Science (JSPS), Natural Products, Toyama Medical and Pharmaceutical University (TMPU), Japan
2001 Visiting Scientist, funded by The Japan Society for the Promotion of Science (JSPS), Natural Products, Toyama Medical and Pharmaceutical University (TMPU), Japan

Publications

1.Boonsombat, J.; Chawengrum, P.; Mahidol, C.; Kittakoop, P.; Ruchirawat, S.; Thongnest, S. A new 22,26-seco physalin steroid from Physalis angulata. 2018. Nat. Prod. Res. DOI: 10.1080/14786419.2018.1550766. in press.
2. Chawengrum, P., Boonsombat, J., Kittakoop, P., Mahidol, C., Ruchirawat, S., Thongnest, S., Cytotoxic and antimicrobial labdane and clerodane diterpenoids from Kaempferia elegans and Kaempferia pulchra, Phytochem. Lett., 2018, 24, 140–144.
3. Kruakaew, S., Seeka, C., Lhinhatrakool., T., Thongnest S., Yahuafai, J., Piyaviriyakul, S., Siripong, P., Sutthivaiyakit, S., Cytotoxic Cardiac Glycoside Constituents of Vallaris glabra Leaves, J. Nat. Prod., 2017, 80, 2987–2996.
4. Boonsombat, J., Mahidol, C., Chawengrum, P., Reuk-Ngam, N., Chimnoi, N., Techasakul, S., Ruchirawat, S., Thongnest, S., Roscotanes and Roscoranes: Oxygenated Abietane and Pimarane diterpenoids from Kaempferia roscoeana, Phytochemistry, 2017, 143, 36–44.
5. Boonsombat, J., Prachyawarakorn, V., Pansanit, A., Mahidol, C., Ruchirawat, S., Thongnest, S., Superbanone, A New 2-Aryl-3-Benzofuranone and Other Bioactive Constituents from the Tube Roots of Butea superba, Chem. Biodivers., 2017, DOI:10.1002/cbdv.201700044.
6. Thongnest, S., Boonsombat, J., Prawat, H., Mahidol, C., Ruchirawat, S., Ailanthusins A-G and nor-Lupane Triterpenoids from Ailanthus triphysa, Phytochemistry, 2017, 134, 98–105.
7. Kaweetripob, W., Mahidol, C., Thongnest, S., Prawat, H., Ruchirawat, S., Polyoxygenated Ursane and Oleanane Triterpenes from Siphonodon celastrineus, Phytochemistry, 2016, 129, 58–67.
8. Thongnest, S., Lhinhatrakool, T., Wetprasit, N., Sutthivaiyakit, P., Sutthivaiyakit, S. Eriosema chinense: A rich Source of Antimicrobial and Antioxidant. Phytochemistry 2013, 96, 353-359.
9. Thongnest, S., Sawangsri, R., Navakhun, K., Yahuafai, J., Siripong, P., Sutthivaiyakit, S. Oximes of 3-Hydroxyprenylflavanones and Their Cytotoxic Activities. Heterocycles, 2012, 85, 2723-2734.
10. Thongnest, S., Mahidol, C., Sutthivaiyakit, S., Ruchirawat, S. Oxygenated pimarane diterpenes from Kaempferia marginata. J. Nat. Prod. 2005, 68, 1632-1636.
11. Pholphana, N., Rangkadilok, N., Thongnest, S., Ruchirawat, S., Ruchirawat, M., Satayavivad, J. Determination and variation of three active diterpenoids in Andrographis paniculata (Burm. F.) Nees. Phytochemical Analysis 2004, 15, 365-371.
12. Lirdpropamongkol, K., Mahidol, C., Thongnest, S., Prawat, H., Ruchirawat, S., Srisomsap, C., Surarit. R., Punyarit, P., Svasti, J. Anti-metastatic effects of aqueous extract of Helixanthera parasitica. J. Ethnopharmacology. 2003, 86, 253-256