Journal Covers:
2017- Essays in Biochemistry (Mar 2017)
2013- Current Biology (Feb 2013); AIP Rev Sci Inst (Nov 2013)
2012- Biol Reprod (Sep 2012)
Peer-Reviewed Articles:
Samranwanich T, Boonthaworn K, Singhakaew S, Ounjai P (2019) Time-Restricted Inquiry-Based Learning Promotes Student Active Engagement in Undergraduate Zoology Laboratory. Journal of Microbiology and Biology Education. (Accepted)
Kitdumrongthum S, Metheetrairut C, Charoensawan V, Ounjai P, Janpipatkul K, Panvongsa W, Weerachayaphorn J, Piyachaturawat P, Chairoungdua A. (2018) Dysregulated microRNA expression profiles in cholangiocarcinoma cell-derived exosomes. Life Sci.pii: S0024-3205(18)30520-4. doi: 10.1016/j.lfs.2018.08.058.
Phothichaisri W, Ounjai P, Phetruen T, Janvilisri T, Khunrae P, Singhakaew S, Wangroongsarb P, Chankhamhaengdecha S (2018) Characterization of Bacteriophages Infecting Clinical Isolates of Clostridium difficile. Front. Microbiol., 31 July 2018 | https://doi.org/10.3389/fmicb.2018.01701
Hanpaibool C, Chakcharoensap T, Arifin, Hijikata Y, Irle S, Wolschann P, Kungwan N, Pongsawasdi P, Ounjai P*, Rungrotmongkol T* (2018) Theoretical analysis of orientations and tautomerization of genistein in β-cyclodextrin. Journal of Molecular Liquids. 265: 16-23. doi: 10.1016/j.molliq.2018.05.109
Reynolds MJ, Phetruen T, Fisher RL, Chen K, Pentecost BT, Gomez G, Ounjai P, Sui H (2018) The Developmental Process of the Growing Motile Ciliary Tip Region. Scientific Reports, 2018 May 22;8(1):7977. doi: 10.1038/s41598-018-26111-2.
Ramphan S, Suksathan S, Wikan N, Ounjai P, Boonthaworn K, Rimthong P, Kanjanapruthipong T, Worawichawong S, Jongkaewwattana A, Wongsiriroj N, Smith DR. (2017) Oleic acid Enhances Dengue Virus But Not Dengue Virus-Like Particle Production from Mammalian Cells. Mol Biotechnol. 2017 Aug 8. doi: 10.1007/s12033-017-0029-4.
Aroonnual A, Janvilisri T, Ounjai P, Chankhamhaengdecha S. (2017) Microfluidics: innovative approaches for rapid diagnosis of antibiotic-resistant bacteria. Essays Biochem. 2017 Mar 3;61(1):91-101. doi: 10.1042/EBC20160059.
Somrit M, Watthammawut A, Chotwiwatthanakun C, Ounjai P, Suntimanawong W, Weerachatyanukul W, (2016) C-Terminal Domain on the Outer Surface of the Macrobachium rosenbergii Nodavirus Capsid is Required for Sf9 Cell Binding and Internalization. Virus research, Sep 28;227:41-48. doi: 10.1016/j.virusres.2016.09.017.
Jampasri K, Pokethitiyook P, Kruatrachue M, Ounjai P, Kumsopa A, (2016) Phytoremediation of fuel oil and lead co-contaminated soil by Chromolaena odorata in association with Micrococcus luteus. Int J Phytoremediation. 2016 Oct 2;18(10):994-1001.
Charngkaew K, Boonthaworn K, Sonpho E, Chomanee N, Ounjai P, (2016) A Primer to Electron Tomography. Siriraj Med J. 68:(Supl 1):S86-S90
Singhakaew S, Boonthaworn K, Sonpho E, Ounjai P, (2016) An Overview of Sample Preparation Methods for Biological Electron Microscopy. Siriraj Med J. 68:(Supl 1):S91-S95
Liu, Y, Tran, BN, Wang, F, Ounjai, P, Wu, JL, Hew, CL, (2016) Visualization of Assembly Intermediates and Budding Vacuoles of Singapore Grouper Iridovirus in Grouper Embryonic Cells. Scientific Reports, 6:18696. doi: 10.1038/srep18696.
Ojha SC, Chankhamhaengdecha S, Singhakaew S, Ounjai P, Janvilisri T. (2015) Inactivation of Clostridium difficile spores by microwave irradiation. Anaerobe. pii: S1075-9964(15)30075-5. doi: 10.1016/j.anaerobe.2015.10.015.
Chaturongakul S, Ounjai, P, (2014) Phage-host interplay: examples from tailed phages and Gram-negative bacterial pathogens. Frontiers in Microbiology, 5:442. doi:10.3389/fmicb,2014.00442.
Ounjai P, Kim KD, Liu H, Dong M, Tauscher AN, Witkowska HE, Downing KH. (2013) Architectural insights into a ciliary partition., Current Biology, 23: 339-44 (Featured as cover) (Recommended in F1000Prime)
Ounjai P, Kim, K.D., Lishko, PV, Downing, KH (2012) Three Dimensional Structure of Bovine Sperm Connecting Piece Revealed by Electron Cryotomography., Biology of Reproduction, 87 (73), 1-9 (Featured as cover)
Wang, L, Ounjai, P, Sigworth, FJ (2008) Streptavidin crystals as nanostructured supports and image-calibration references for cryo-EM data collection. Journal of Structural Biology, 164(2):190-8.
Ounjai, P, Unger, VM, Sigworth, FJ, Angsuthanasombat, C (2007) Two conformational states of the membrane-associated Bacillus thuringiensis Cry4Ba δ-endotoxin complex revealed by electron crystallography: Implications for toxin-pore formation. Biochemical Biophysical Research Communications 361(4):890-5.
Angsuthanasombat, C, Uawithya, P, Leetachewa, S, Pornwiroon, W, Ounjai P, Kerdchareon, T, Katzenmeier, G, Panyim S (2004) Bacillus thuringiensis Cry4A and Cry4B mosquito-larvicidal proteins: Homology-based 3D model and implications for toxin activity. Journal of Biochemistry and Molecular Biology 37(3):304-313.
Meeting Abstract & Conferences:
Wootthichairangsan C, Sonpho E, Leetacheewa S, Moonsom S, Ounjai P, Isolation of Planarian Extracellular Matrix, The 10th National Conference for Sceince and Technology for Youth, Jun 19-20, 2015, Kasetsart University, Bangkok, Thailand. (Poster presentation)
Sonpho E, Singhakaew S, Wootthichairangsan C, Chomanee N, Charngkaew K, Chairoungdua A, Ounjai P, Mechanistic Study of Praziquantel-Induced Mortality in Planarians, The 10th National Conference for Sceince and Technology for Youth, Jun 19-20, 2015, Kasetsart University, Bangkok, Thailand. (Poster presentation)
Thongchol J, Sritong K, Ves-urai P, Laopattanaviroj J, Darunsart P, Yokthongwattana K, Pokthitiyook P, Ounjai P, Development of a Simple Method for Harvesting Lipids from Chlamydomonas reinhardtii, the 9th Botanical Conference of Thailand, Ambassador Hotel, Bankok, Thailand, June 3-5, 2015. (Poster Presentation)
Ruangroengkulrith S, Ves-urai P, Laopattanaviroj J, Yokthongwattana K, Ounjai P, Characterization of flagellar regeneration in Chlamydomonas reinhardtii, 7th National Conference on Algae and Plankton, Narai Hotel, Bankok, Thailand, March 25, 2015. (Poster Presentation)
Ounjai, P & Downing, KH, Host-Protozoa, Protozoa-host interaction: New insights from single cell algae, 1st ASEAN Universities Workshop on Host-Pathogren Interaction, National University of Singapore, Singapore, Dec 11, 2014. (Invited speaker)
Ounjai, P & Downing, KH, Structural insights into the biofilm formation of Chlamydomonas reinhardtii , Joint Symposium on Frontier Research in Biodiversity and Agricultural Resources, Mahidol University, Bangkok, Thailand, Nov 6-7, 2014. (Invited speaker)
Ruangroengkulrith, S, Ves-urai P, Laopattanaviroj, J, Yokthongwattana, K, Ounjai, P, The Effect of Nitrogen Deprivation on the Rate of Flagella Elongation of Chlamydomonas reinhardtii, Joint Symposium on Frontier Research in Biodiversity and Agricultural Resources, Mahidol University, Bangkok, Thailand, Nov 6-7, 2014. (Poster presentation)
Kiatmetha, P, Chotwiwatthanakun, C, Ounjai, P, Weerachatyanukul, W, Recombinant Engineering and Structural Analysis of Infectious Hypodermal and Hematopoietic Necrosis Virus (IHHNV), The 37th Annual Conference of the Anatomy Association of Thailand, Phitsanulok, Thailand, May 7-9, 2014. (Poster presentation)
Ounjai, P & Downing, KH, FMG1-B as a Eukaryotic S-layer, 58th Annual Meeting of Biophysical Society, Biophysical Society of America, San Francisco, CA, Feb 15-19, 2014. (Poster presentation)
Allen, FI, Comolli, LR, Ounjai, P, Downing, KH, Marquis, EA, Minor, AM, FIB Micromachining of Frozen Systems for TEM, Microscopy & Microanalysis 2013 Meeting, Microscopy Society of America, Indianapolis, IN, August 4-8, 2013. (Poster presentation)
Ounjai, P, Kim KD, Liu, H, Dong, M, Tauscher, AN, Lo A, Witkowska, HE, Downing, KH. The Architecture of a Ciliary Partitioning System, – Annual ASCB Meeting, American Society of Cell Biology, San Francisco, CA, December 15-19, 2012. (Poster presentation)
Glaeser, RM, Cabrini,, S, Downing, KH, Han, BG, Jin, J, Larson, DM, Ounjai, P, Sassolini, S, Schmid, A, High-Contrast In-Focus Imaging in Biological Cryo-EM, BIOPHYS J, vol. 102, Issue 3, pp 394a, Jan 2012. (Poster presentation)
Ounjai, P, The Architecture of Ciliary Pore Complex, – Gordon Research Conference, Three dimensional electron microscopy, Colby-Sawyer College, New London, NH, June 26-July1, 2011 (Poster presentation/ Selected poster for oral presentation)
Adhikari, A, Ounjai, P, Jiang, QX, Chen, ZJ. Structural Basis Of RIG-I Auto-inhibition And RNA-induced Activation, Biophysical Journal, vol. 96, issue 3, pp. 384a-384a, FEB 2009. (Oral presentation)
Wang, L, Barthel, A, Ounjai, P, Sigworth, FJ. Streptavidin crystals as nano-structured supports for cryo-EM imaging of proteoliposomes BIOPHYS J: 510A Part 2 Suppl. S JAN 2007. (Poster presentation)
Ounjai P, Unger, VM, Angsuthanasombat, C, Sigworth, FJ. Mechanism of pore formation of the Bacillus thuringiensis Cry4Ba toxin- 32th Congress on Science and Technology of Thailand, Bangkok, Thailand. October 14-18, 2006. (Oral presentation)
Ounjai P, Unger, VM, Angsuthanasombat, C, Sigworth, FJ. Structural characterization of the membrane associated Bacillus thuringiensis Cry4Ba -endotoxin – First Annual Symposium of Protein Society of Thailand, “Challenge in Protein Research in Thailand” Bangkok, Thailand. October 24-25, 2006 (Invited speaker)
Ounjai, P, Unger, VM, Angsuthanasombat, C, Sigworth, FJ. It is a trimer: projection structure of the Bacillus thuringiensis Cry4B toxin from 2D crystals. BIOPHYS J 90 (1): Part 2 Suppl. S JAN 2006 (Poster presentation)
Ounjai, P, Angsuthanasombat, C, Sigworth, FJ. Projection structure of oligomeric Bacillus thuringiensis delta-endotoxin in lipid membrane reveals 3-fold propeller-like structure BIOPHYS J 88 (1): 552A-552A Part 2 Suppl. S JAN 2005 (Oral presentation)
Mahajan, R, Ounjai, P, Chester, DW, Sigworht FJ. Supramolecular arrays for image reference and particle tethering in cryo-EM specimens BIOPHYS J 86 (1): 28A-28A Part 2 Suppl. S JAN 2004 (Oral presentation)
Chayaratanasin, P, Ounjai, P, Pothiratana, C, Katzenmeier, G, Panyim,S, Angsuthanasombat, C. Characterization of the cloned Cry4B domain III fragment, BIOPHYS J 86 (1): 486A-486A Part 2 Suppl. S JAN 2004 (Poster presentation)
Ounjai, P, Katzenmeier, G, Panyim, S, Angsuthanasombat, C. Proline induced kink in alpha 4 implies the importance of helix flexibility in the functional pore formation of the Bacillus thuringiensis Cry4B toxin, BIOPHYS J 84 (2): 52A-52A Part 2 Suppl. S FEB 2003 (Poster presentation)
Ounjai, P, Katzenmeier, G, Panyim, S, Angsuthanasombat, C. Proline substitution in alpha 4 affects helical hairpin-flexibility and membrane perturbation of the Bacillus thuringiensis Cry4B toxin, The 36th Annual Meeting of Society for Invertebrate Pathology, Burlington, Vermont, USA. July 26-30, 2003 (Poster presentation)
Chayaratanasin, P., Ounjai, P. Katzenmeier, G., Panyim, S. and Angsuthanasombat, C. Characterisation of the cloned Bacillus thuringiensis Cry4B domain III fragment – The 36th Annual Meeting of Society for Invertebrate Pathology, Burlington, Vermont, USA. July 26-30, 2003 (Poster presentation)
Rasmeesart A, Traimpo W, Ounjai P. Monte Carlo Simulation of Epstein-Barr virus infection – 28th Congress on Science and Technology of Thailand, Bangkok, Thailand, October 24-28, 2002. (Poster presentation)
Ounjai P, Katzenmeier, G, Panyim, S, Angsuthanasombat, C. Mutagenic Analysis of a Highly Conserved Arginine in the Alternating Arginine Region within Domain III of the Bacillus thuringiensis Cry4B toxin – 28th Congress on Science and Technology of Thailand, Bangkok, Thailand. October 24-28, 2002 (Poster presentation)
