Onruthai Pinyakong, Associate Professor, Ph.D.

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Phone : 662 218 7164
2003                Ph.D. in Biotechnology, The University of Tokyo, JAPAN 
2000                M.Sc. in Industrial Microbiology, Chulalongkorn University, THAILAND
1999-2000       Research Student, The University of Tokyo, JAPAN
1997                B.Sc., Chulalongkorn University, THAILAND
Oct 2004 The University of Tokyo and Shibaura Institute of Technology, Japan (Molecular techniques for monitoring of xenobiotic-degrading bacteria and their catabolic genes in bioremediation)
Oct-Dec 2003 Shibaura Institute of Technology (Biodegradation of polycyclic aromatic hydrocarbons)
Sep 2006 University of Innsbruck, Austria (Application of soil biological methods for the evaluation of soil toxicity)
Research Interest
- Biodegradation and bioremediation of polycyclic aromatic hydrocarbons (PAHs), petroleum oil and related compounds
- Omics analysis of petroleum hydrocarbon degrading bacteria
- Microbiome response to petroleum hydrocarbon contamination in various environments
- Development of ready-to-use bacteria for bioremediation
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Selected Publications
  1. Muangchinda, C., Pansri, R., Wongwongsee, W., and Pinyakong O. (2013) Assessment of polycyclic aromatic hydrocarbon biodegradation potential in mangrove sediment from Don Hoi Lot, Samutsongkram Province, Thailand. Journal of Applied Microbiology (in print) doi: 10.1111/jam.12128. (IF = 2.337)
  2. Nopcharoenkul, W., Netsakunee, P., and Pinyakong, O. (2013) Diesel oil removal by immobilized Pseudoxanthomonas sp. RN402. Biodegradation (in print) DOI 10.1007/s10532-012-9596-z (IF = 2.017)
  3. Juckpech, K., Pinyakong, O., and Rerngsamran, P. (2012) Degradation of polycyclic aromatic hydrocarbons by newly isolated Curvularia sp. F18, Lentinus sp. S5 and Phanerochaete sp. T20. ScienceAsia 38: 147-156. (IF = 0.344)
  4. Pinyakong, O., Tiangda, K. Iwata, K., and Omori, T. (2012) Isolation of novel phenanthrene-degrading bacteria from seawater and the influence of its physical factors on the degradation of phenanthrene. ScienceAsia 38:36-43. (IF = 0.344)
  5. Khondee, N., Tathong, S., Pinyakong, O., Powtongsook, S., Chatchupong, T., Ruangchainikom, C., and Luepromchai, E. (2012) Airlift bioreactor containing chitosan-immobilized Sphiongobium sp. P2 for treatment of lubricants in wastewater. Journal of Hazardous Materials 213-214:466-73. (IF = 4.173)
  6. Nopcharoenkul, W., Pinphanichakarn, P. and Pinyakong, O. (2011) The development of a liquid formulation of Pseudoxanthomonas sp. RN402 and its application in the treatment of pyrene-contaminated soil. Journal of Applied Microbiology 111: 36-47. (IF= 2.365)
  7. Kengpipat, N., Iwata, K., Omori, T., and Pinyakong O. (2010) Monitoring survival of phenanthrene-utilizing Sphingobium sp. P2 in soil microcosms using green fluorescent protein as a marker. ScienceAsia 36: 76-80.
  8. P?aza, G. A., Na??cz-Jawecki, G., Pinyakong, O., Illmer, P., and Margesin, R. (2010) Ecotoxicological and microbiological characterization of soils from heavy metal and hydrocarbon contaminated sites. Environmental Monitoring and Assessment 163: 477-488. (IF= 1.356)
  9. Klankeo, P., Nopcharoenkul, W., and Pinyakong, O. (2009) Two novel pyrene-degrading Diaphorobacter sp. and Pseudoxanthomonas sp. isolated from soil. Journal of Bioscience and Bioengineering 108: 488-495. (IF= 1.749)
  10. Waight, K., Pinyakong, O., and Luepromchai, E. (2007) Enhanced reduction of phenanthrene deposited on plant leaves by phyllosphere bacteria. Journal of General and Applied Microbiology 53:265-272. (IF= 0.957)
  11. Kouzuma, A., Pinyakong, O., Nojiri, H., Omori, T., Yamane, H., and Habe, H. (2006) Structural and transcriptional analyses of initial oxygenase genes for acenaphthene degradation from Sphingomonas sp. strain A4. Microbiology 152: 2455-2467. (IF= 3.025)
  12. Pinyakong, O. (2006) Genetic insights into biodegradation and bioremediation of polycyclic aromatic hydrocarbons J. Sci. Res. Chula. Univ. 31 special issue 2 (NRC-EHWM), 17-26.
  13. Pinyakong, O., Habe, H., Kouzuma, A., Nojiri, H., Yamane, H., and Omori, T. (2004) Isolation and characterization of genes encoding polycyclic aromatic hydrocarbon dioxygenase from acenaphthene and acenaphthylene degrading Sphingomonas sp. strain A4. FEMS Microbiology Letters 238: 297-305. (IF= 2.199)
  14. Pinyakong, O., Habe, H., and Omori, T. (2003) The unique aromatic catabolic genes in sphingomonads degrading polycyclic aromatic hydrocarbons (PAHs). The Journal of General and Applied Microbiology 49: 1-19. (IF= 0.957)
  15. Pinyakong, O., Habe, H., Yoshida, T., Nojiri, H., and Omori, T. (2003) Identification of three novel salicylate 1-hydroxylases involved in the phenanthrene degradation of Sphingobium sp. strain P2. Biochemical and Biophysical Research Communications 301: 350-357. (IF= 2.548)
  16. Pinyakong, O., Habe, H., Supaka, N., Pinphanichakarn, P., Juntongjin, K., Yoshida, T., Furihata, K., Nojiri, H., Yamane, H., and Omori, T. (2000) Identification of novel metabolites in the degradation of phenanthrene by Sphingomonas sp. strain P2.  FEMS Microbiology Letters 191: 115-121. (IF= 2.199)
Grants, Awards and Recognition
Outstanding Mid-Career Researcher Award from Faculty of Science,  Chulalongkorn University.
 PTT Public Company Limited Research Fund, THAILAND
The National Research Council of Thailand Research Fund, THAILAND
ARC Research Fund, KOREA
The Asahi Oversea Research Grant Award, The Asahi Glass Foundation, JAPAN
Scientist Exchange Scholarship (1 months/year) from ASEA-UNINET, THAILAND and AUSTRIA
Scientist Exchange Scholarship (1 months/year) from Ministry of Education , Culture, Sport, Science and Technology, JAPAN
Scientist Exchange Scholarship (3 months/year) from Thailand-Japan Technology Transfer Project, THAILAND
Ratchadaphiseksomphot Endowment Fund, THAILAND
Academic Fellowship from Thailand-Japan Technology Transfer Project for graduated study, THAILAND