Research Topics
| Paula N BrownSummaryAffiliation: British Columbia Country: Canada Publications
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Detail Information
Publications
Determination of hydrastine and berberine in goldenseal raw materials, extracts, and dietary supplements by high-performance liquid chromatography with UV: collaborative studyPaula N Brown
Natural Health Products Research Group, Technology Centre and School of Health Sciences, British Columbia Institute of Technology, 3700 Willingdon Ave, Bumaby, BC, Canada
J AOAC Int 91:694-701. 2008....
Determination of ginsenoside content in Panax ginseng C.A. Meyer and Panax quinquefolius L. root materials and finished products by high-performance liquid chromatography with ultraviolet absorbance detection: interlaboratory studyPaula N Brown
British Columbia Institute of Technology, Centre for Applied Research and Innovation, Natural Health and Food Products Research Group, 3700 Willingdon Ave, Burnaby, British Columbia, Canada V5G 3H2
J AOAC Int 96:12-9. 2013..Based on these results, the method is recommended for AOAC Official First Action for the determination of total ginsenosides in P. ginseng and P. quinquefolius root materials and powdered extracts...
Determination of major phenolic compounds in Echinacea spp. raw materials and finished products by high-performance liquid chromatography with ultraviolet detection: single-laboratory validation matrix extensionPaula N Brown
British Columbia Institute of Technology, 3700 Willingdon Ave, Burnaby, BC V5G 3H2, Canada
J AOAC Int 94:1400-10. 2011..Moench and E. angustifolia DC, degrades during sample preparation (extraction) and HPLC analysis. No significant degradation was observed over an extended testing period using the validated method...
Determination of ginsenoside content in Asian and North American ginseng raw materials and finished products by high-performance liquid chromatography: single-laboratory validationPaula N Brown
British Columbia Institute of Technology, 3700 Willingdon Ave, Burnaby, BC V5G 3H2, Canada
J AOAC Int 94:1391-9. 2011..06, 1.25, 2.19, 1.24, 1.27, and 1.70 microg/mL, respectively. Quantitative determinations performed with eight test materials by two analysts over 3 days (n = 12) resulted in RSDr values that ranged from 1.11 to 7.61%...
Determination of anthocyanins in cranberry fruit and cranberry fruit products by high-performance liquid chromatography with ultraviolet detection: single-laboratory validationPaula N Brown
University of British Columbia Okanagan, 3333 University Way, Kelowna, British Columbia, Canada V1V 1V7
J AOAC Int 94:459-66. 2011..42-27.14 microg/mL for P3Ar. For solid materials prepared by the described method, this translates to 0.06-3.65 mglg for C3Ga, 0.02-0.98 mg/g for C3Gl, 0.03-1.77 mg/g for C3Ar, 0.10-6.47 mg/g for P3Ga, and 0.04-2.71 mg/g for P3Ar...
Optimization and single-laboratory validation study of a high-performance liquid chromatography (HPLC) method for the determination of phenolic Echinacea constituentsPaula N Brown
British Columbia Institute of Technology, 3700 Willingdon Avenue, Burnaby, BC, V5G 3H2, Canada
Anal Bioanal Chem 397:1883-92. 2010....
Comparisons of large (Vaccinium macrocarpon Ait.) and small (Vaccinium oxycoccos L., Vaccinium vitis-idaea L.) cranberry in British Columbia by phytochemical determination, antioxidant potential, and metabolomic profiling with chemometric analysisPaula N Brown
Department of Chemistry, University of British Columbia, Okanagan Campus, Kelowna, British Columbia, Canada
Planta Med 78:630-40. 2012..Through multivariate modeling, differentiation of the species was observed, and univariate statistical analysis was employed to provide a quality assessment of the models developed for the metabolomics data...
Phytochemical diversity of cranberry (Vaccinium macrocarpon Aiton) cultivars by anthocyanin determination and metabolomic profiling with chemometric analysisPaula N Brown
University of British Columbia, Okanagan Campus, 3333 University Way, Kelowna, British Columbia V1V 1V7, Canada
J Agric Food Chem 60:261-71. 2012..Metabolomic profiling with chemometric analysis proved to be useful for characterizing metabonomic changes across cranberry varieties...
Isolation and identification of mosquito (Aedes aegypti ) biting deterrent fatty acids from male inflorescences of breadfruit (Artocarpus altilis (Parkinson) Fosberg)A Maxwell P Jones
Biology, University of British Columbia, Kelowna, British Columbia, Canada
J Agric Food Chem 60:3867-73. 2012..These results provide support for this traditional practice and indicate the potential of male breadfruit flowers and fatty acids as mosquito repellents...
A review of the chemistry of the genus CrataegusJennifer E Edwards
Chemistry, University of British Columbia Okanagan, 3333 University Way, Kelowna, British Columbia V1V 1V7, Canada
Phytochemistry 79:5-26. 2012..Reviewed herein are the botany, ethnobotany, and traditional use of hawthorn while focusing on the phytochemicals that have been reported in Crataegus species, and the variation in the described chemistry between individual species...
Evaluation of the antiproliferative effects of Essiac on in vitro and in vivo models of prostate cancer compared to paclitaxelAndy Eberding
Prostate Centre at Vancouver General Hospital, Vancouver, British Columbia, V6H 3Z6, Canada
Nutr Cancer 58:188-96. 2007..Ki-67 and PCNA expression was analyzed in treated tumors, but no difference in expression of either marker was observed. These evaluations suggest Essiac has no marked antiproliferative effect on the models tested...
