Flavonoid biosynthesis in the tea plant Camellia sinensis: properties of enzymes of the prominent epicatechin and catechin pathways PAN Punyasiri, ISB Abeysinghe, V Kumar, D Treutter, D Duy, C Gosch, ... Archives of biochemistry and biophysics 431 (1), 22-30, 2004 | 276 | 2004 |
Biosynthesis of flavan 3-ols by leucoanthocyanidin 4-reductases and anthocyanidin reductases in leaves of grape (Vitis vinifera L.), apple (Malus x domestica Borkh.) and other … J Pfeiffer, C Kühnel, J Brandt, D Duy, PAN Punyasiri, G Forkmann, ... Plant Physiology and Biochemistry 44 (5-6), 323-334, 2006 | 123 | 2006 |
Preformed and Induced Chemical Resistance of Tea Leaf Against Exobasidium vexans Infection PAN Punyasiri, ISB Abeysinghe, V Kumar Journal of chemical ecology 31, 1315-1324, 2005 | 65 | 2005 |
Separation of proanthocyanidins isolated from tea leaves using high-speed counter-current chromatography NS Kumar, WMAMB Wijekoon, V Kumar, PAN Punyasiri, ISB Abeysinghe Journal of Chromatography A 1216 (19), 4295-4302, 2009 | 50 | 2009 |
Genetic variation of flavonols quercetin, myricetin, and kaempferol in the Sri Lankan tea (Camellia sinensis L.) and their health-promoting aspects B Jeganathan, PA Punyasiri, JD Kottawa-Arachchi, MAB Ranatunga, ... International journal of food science 2016, 2016 | 42 | 2016 |
Use of biochemical compounds in tea germplasm characterization and its implications in tea breeding in Sri Lanka JD Kottawa-Arachchi, MTK Gunasekare, MAB Ranatunga, PAN Punyasiri, ... National Science Foundation: Colombo, 2013 | 34 | 2013 |
Development and validation of a method for direct, underivatized analysis of free amino acids in rice using liquid chromatography–tandem mass spectrometry GVV Liyanaarachchi, KRR Mahanama, H Somasiri, PAN Punyasiri Journal of Chromatography A 1568, 131-139, 2018 | 32 | 2018 |
New sample preparation method for quantification of phenolic compounds of tea (Camellia sinensis L. Kuntze): a polyphenol rich plant PA Punyasiri, B Jeganathan, J Dananjaya Kottawa-Arachchi, ... Journal of Analytical Methods in Chemistry 2015, 2015 | 27 | 2015 |
Validation of a reversed-phase high-performance liquid chromatographic method for the determination of free amino acids in rice using l-theanine as the internal standard GVV Liyanaarachchi, KRR Mahanama, H Somasiri, PAN Punyasiri Food chemistry 240, 196-203, 2018 | 22 | 2018 |
Exobasidium vexans infection of Camellia sinensis increased 2, 3-cis isomerisation and gallate esterification of proanthocyanidins PAN Punyasiri, GJ Tanner, ISB Abeysinghe, V Kumar, PM Campbell, ... Phytochemistry 65 (22), 2987-2994, 2004 | 22 | 2004 |
Genotypic variation in biochemical compounds of the Sri Lankan tea (Camellia sinensis L.) accessions and their relationships to quality and biotic stresses PAN Punyasiri, B Jeganathan, JD Kottawa-Arachchi, MAB Ranatunga, ... The Journal of Horticultural Science and Biotechnology 92 (5), 502-512, 2017 | 20 | 2017 |
Total and free amino acid contents of popular rice varieties (Oryza sativa L.) consumed in the capital city of Sri Lanka GVV Liyanaarachchi, KRR Mahanama, H Somasiri, PAN Punyasiri, ... NSF: Colombo, 2020 | 18 | 2020 |
Biochemical Characteristics of Tea {Camellia L. spp.) Germplasm Accessions in Sri Lanka: Correlation between Black Tea Quality Parameters and Organoleptic Evaluation JD Kottawa-Arachchi, MTK Gunasekare, MAB Ranatunga, PAN Punyasir, ... International Journal of Tea Science 10 (01 and 02), 03-13, 2014 | 18 | 2014 |
Guatemalan potato moth Tecia solanivora distinguish odour profiles from qualitatively different potatoes Solanum tuberosum L. MF Karlsson, G Birgersson, P Witzgall, JDS Lekfeldt, PAN Punyasiri, ... Phytochemistry 85, 72-81, 2013 | 13 | 2013 |
Quantification of γ-aminobutyric acid in Sri Lankan tea by means of Ultra Performance Tandem Mass Spectrometry E Carvalho, PAN Punyasiri, HPPS Somasiri, ISB Abeysinghe, S Martens Natural Product Communications 9 (4), 1934578X1400900426, 2014 | 12 | 2014 |
Profiling of amino acids in traditional and improved rice (Oryza sativa L.) varieties of Sri Lanka and their health promoting aspects GVV Liyanaarachchi, KRR Mahanama, H Somasiri, PAN Punyasiri, ... Cereal Research Communications, 1-8, 2021 | 9 | 2021 |
Effect of inter-plnating dadaps (Erythrina lithosperma) in tea (Camellia sinensis) on soil physical properties of an ultisol A Ananthakumaraswamy, MSD Lakshmie, PAN Punayasiri Tea Research Institute. Talawakele, 1988 | 8 | 1988 |
Analysis of totalamino acids in rice using a validated reversed-phase high performance liquid chromatographic method with diode array detection (RP-HPLCDAD) GVV Liyanaarachchi, KRR Mahanama, H Somasiri, PAN Punyasiri, ... Int J Anal Bioanal Methods. https://doi. org/10.35840/ijabm/2408, 2020 | 7 | 2020 |
Chemical and biochemical basis of the resistance and susceptibility of Sri Lankan tea cultivars to blister blight leaf disease (Exobasidium vexans) PAN Punyasiri, ISB Abeysinghe, V Kumar Proceedings of International Symposium on Tea Culture, October, 4-9, 2001 | 7 | 2001 |
Correlation of major flavanols of some tea clones with quality of tea NL Herath, PAN Punayasiri, MJ De Silva Tea Research Institute. Talawakele, 1993 | 5 | 1993 |