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2006 Journal Article Shortcomings of protein removal prior to high performance liquid chromatographic analysis - A case study using method development for BAY 11-7082Hewavitharana, A. K., Hyde, C., Thomas, R. and Shaw, P. N. (2006). Shortcomings of protein removal prior to high performance liquid chromatographic analysis - A case study using method development for BAY 11-7082. Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 834 (1-2), 93-97. doi: 10.1016/j.jchromb.2006.02.037 |
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2006 Journal Article Discovery of a new source of rifamycin antibiotics in marine sponge actinobacteria by phylogenetic predictionKim, T. K., Hewavitharana, A. K., Shaw, P. N. and Fuerst, J. A. (2006). Discovery of a new source of rifamycin antibiotics in marine sponge actinobacteria by phylogenetic prediction. Applied And Environmental Microbiology, 72 (3), 2118-2125. doi: 10.1128/AEM.72.3.2118-2125.2006 |
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2005 Journal Article Enhancing the ratio of molecular ions to non-covalent compounds in the electrospray interface of LC-MS in quantitative analysisHewavitharana, AK and Shaw, PN (2005). Enhancing the ratio of molecular ions to non-covalent compounds in the electrospray interface of LC-MS in quantitative analysis. Analytical And Bioanalytical Chemistry, 382 (4), 1055-1059. doi: 10.1007/s00216-005-3236-y |
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2005 Journal Article Quantitative GG-MS analysis of Delta(9)-tetrahydrocannabinol in fiber hemp varietiesHewavitharana, A.K., Golding, G., Tempany, G., King, G. and Holling, N. (2005). Quantitative GG-MS analysis of Delta(9)-tetrahydrocannabinol in fiber hemp varieties. Journal of Analytical Toxicology, 29 (4), 258-261. doi: 10.1093/jat/29.4.258 |
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2004 Journal Article Simultaneous determination of Vitamin E homologs in chicken meat by liquid chromatography with fluorescence detectionHewavitharana, A. K., Lanari, M. C. and Becu, C. (2004). Simultaneous determination of Vitamin E homologs in chicken meat by liquid chromatography with fluorescence detection. Journal of Chromatography A, 1025 (2), 313-317. doi: 10.1016/j.chroma.2003.10.052 |
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2004 Journal Article Effect of dietary tocopherols and tocotrienols on the antioxidant status and lipid stability of chickenLanari, MC, Hewavitharana, AK, Becu, C and de Jong, S (2004). Effect of dietary tocopherols and tocotrienols on the antioxidant status and lipid stability of chicken. Meat Science, 68 (2), 155-162. doi: 10.1016/j.meatsci.2003.12.004 |
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2003 Journal Article Simultaneous liquid chromatographic determination of creatinine and pseudouridine in bovine urine and the effect of sample pH on the analysisHewavitharana, A. K. and Bruce, H. L. (2003). Simultaneous liquid chromatographic determination of creatinine and pseudouridine in bovine urine and the effect of sample pH on the analysis. Journal of Agricultural And Food Chemistry, 51 (17), 4861-4865. doi: 10.1021/jf030095z |
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2003 Journal Article Simultaneous determination of creatinine and pseudouridine concentrations in bovine plasma by reversed-phase liquid chromatography with photodiode array detectionHewavitharana, AK and Bruce, HL (2003). Simultaneous determination of creatinine and pseudouridine concentrations in bovine plasma by reversed-phase liquid chromatography with photodiode array detection. Journal of Chromatography B-analytical Technologies In The Biomedical And Life Sciences, 784 (2), 275-281. doi: 10.1016/S1570-0232(02)00799-7 |
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2003 Journal Article Simple solutions to problems encountered in quantitative analysis of tocopherols and tocotrienols using silica columnsHewavitharana, AK (2003). Simple solutions to problems encountered in quantitative analysis of tocopherols and tocotrienols using silica columns. Analytical Biochemistry, 313 (2) PII S0003-2697(02)00589-4, 342-344. doi: 10.1016/S0003-2697(02)00589-4 |
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1998 Journal Article A rapid saponification procedure for the simultaneous HPLC determination of the natural levels of vitamins A, E and beta-carotene in milkHewavitharana, A. K. and Van Brakel, A. S. (1998). A rapid saponification procedure for the simultaneous HPLC determination of the natural levels of vitamins A, E and beta-carotene in milk. Milchwissenschaft-Milk Science International, 53 (1), 11-15. |
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1997 Journal Article Chromatographic problems related to mobile phase degassing and fluorescence detectionvan Brakel, A. S., Matheson, A. R. and Hewavitharana, A. K. (1997). Chromatographic problems related to mobile phase degassing and fluorescence detection. Journal of Chromatographic Science, 35 (11), 545-548. doi: 10.1093/chromsci/35.11.545 |
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1997 Journal Article Fourier transform infrared spectrometric method for the rapid determination of casein in raw milkHewavitharana, A. K. and van Brakel, B. (1997). Fourier transform infrared spectrometric method for the rapid determination of casein in raw milk. Analyst, 122 (7), 701-704. doi: 10.1039/a700953d |
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1997 Journal Article Lysinoalanine determination in sodium caseinate using the LKB Alpha Plus Amino Acid AnalyserWilkinson, J. and Hewavitharana, A. K. (1997). Lysinoalanine determination in sodium caseinate using the LKB Alpha Plus Amino Acid Analyser. Milchwissenschaft-Milk Science International, 52 (8), 423-427. |
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1996 Journal Article Method for the extraction of riboflavin for high-performance liquid chromatography and application to caseinHewavitharana, A. K. (1996). Method for the extraction of riboflavin for high-performance liquid chromatography and application to casein. Analyst, 121 (11), 1671-1676. doi: 10.1039/an9962101671 |
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1996 Journal Article Simultaneous liquid chromatographic determination of vitamins A, E and beta-carotene in common dairy foodsHewavitharana, A. K., van Brakel, A. S. and Harnett, M. (1996). Simultaneous liquid chromatographic determination of vitamins A, E and beta-carotene in common dairy foods. International Dairy Journal, 6 (6), 613-624. doi: 10.1016/0958-6946(95)00057-7 |
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1993 Journal Article A Fast and Efficient Hplc Method for the Separation of Chromium Complexes in Chrome Tanning SolutionsHewavitharana, A. K. (1993). A Fast and Efficient Hplc Method for the Separation of Chromium Complexes in Chrome Tanning Solutions. Journal of the Society of Leather Technologists and Chemists, 77 (5), 143-146. |
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1993 Journal Article An Ion-Exchange Atomic-Absorption Method for the Measurement of Ionized Calcium and Magnesium At Micromolar ConcentrationsHewavitharana, A. K. and Kratochvil, B. (1993). An Ion-Exchange Atomic-Absorption Method for the Measurement of Ionized Calcium and Magnesium At Micromolar Concentrations. Canadian Journal of Chemistry-Revue Canadienne De Chimie, 71 (1), 17-20. doi: 10.1139/v93-002 |
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1991 Journal Article An Ion-Exchange Atomic-Absorption Method for the Determination of Ionized Calcium At Millimolar LevelsHewavitharana, A. K., Mutucumarana, V. and Kratochvil, B. (1991). An Ion-Exchange Atomic-Absorption Method for the Determination of Ionized Calcium At Millimolar Levels. Canadian Journal of Chemistry-Revue Canadienne De Chimie, 69 (12), 1976-1979. doi: 10.1139/v91-284 |
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1988 Journal Article Reversed-Phase Chromatographic-Separation of Highly Charged Inorganic Cations and Anions Using Ion Interaction Reagents and Competing IonsKirk, A. D. and Hewavitharana, A. K. (1988). Reversed-Phase Chromatographic-Separation of Highly Charged Inorganic Cations and Anions Using Ion Interaction Reagents and Competing Ions. Analytical Chemistry, 60 (8), 797-801. doi: 10.1021/ac00159a013 |
