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United States Department of Agriculture

Agricultural Research Service

Analytical Techniques - Food Composition
item Encapsulation of indole-3-carbinol and 3'3'-diindolylmethane in zein/carboxymethyl chitosan nanoparticles with controlled release property and improved stability (Aug 2013)
item Recent applications for HPLC-MS analysis of anthocyanins in Food materials (Jul 2013)
item Assay of phenolic compounds from four species of Ber (Ziziphus mauritiana L.) Fruits: Comparision of three base hydrolysis procedure for quantification of total phenolic acids (Jul 2013)
item Vitamin D levels in fish and shellfish determined by liquid chromatography with ultraviolet detection and mass spectrometry (Mar 2013)
item Classification of cultivation locations of Panax quinquefolius L samples using high performance liquid chromatography-electrospray ionization mass spectrometry and chemometric analysis (Mar 2013)
item Differentiating organic and conventional sage by chromatographic and mass spectrometry flow-injection fingerprints (Mar 2013)
item Differentiation of leaf and whole-plant samples of di- and tetraploid Gynostemma pentaphyllum (Thunb.) Makino using flow-injection mass spectrometric(FIMS) fingerprinting method combined with chemometric approaches (Mar 2013)
item Profiling polyphenols of two diploid strawberry (Fragaria vesca) inbred lines using UHPLC-HRMSn (Feb 2013)
item Determination of antioxidant capacity and a-amylase inhibitory activity of the essential oils from citronella grass and lemongrass (Feb 2013)
item Detection of adulterated Ginkgo biloba supplements using chromatographic and spectral fingerprints (Dec 2012)
item Differentiating organic from conventional peppermints using chromatographic and flow-injection mass spectrometric (FIMS) fingerprints (Nov 2012)
item Uhplc/hrms Analysis of African Mango (Irvingia Gabonensis) Seeds, Seed Extracts, and African Mango Based Dietary Supplements (Aug 2012)
item Developing a heme iron database for meats according to meat type, cooking method and doneness level (Jul 2012)
item Optimization of extraction of phenolic acids from a vegetable waste product using a pressurized liquid extractor (Jul 2012)
item Lc-Pda-Esi/ms Identification of the Phenolic Components of Three Compositae Spices: Chamomile, Tarragon, and Mexican Arnica (Jun 2012)
item Phenolic composition, anitproliferative and anti-inflammatory properties of conventional and organic cinnamon and peppermint (Jun 2012)
item Influence of extraction methodologies on the analysis of five major volatile aromatic compounds of citronella grass (Cymbopogon nardus) and lemongrass (Cymbopogon citratus) grown in Thailand (May 2012)
item The effect of surfactant on headspace single drop microextraction for the determination of some volatile aroma compounds in citronella grass and lemongrass leaves by gas chromatography (Apr 2012)
item Classification of cultivation locations of panax quinquefolius L samples using high performance liquid chromatography-electrospray ionization mass spectrometry and chemometric analysis (Mar 2012)
item Study of the mass spectrometric behaviors of anthocyanins in negative ionization mode and its applications for characterization of anthocyanins and non-anthocyanin polyphenols (Feb 2012)
item Guidelines for validation of botanical identification methods (Jan 2012)
item Probability of identification (POI): a statistical model for the validation of qualitative botanical identification methods (Jan 2012)
item Phenolic compounds and seed oil characterization of Ziziphus Mauritiana L. fruit grown in Pakistan (Jan 2012)
item A simplified 96-well method for the estimation of phenolic acids and antioxidant activity from eggplant pulp extracts using UV spectral scan data (Jan 2012)
item Phytochemical composition and antioxidant capacity of modified-lipoxygenase soybeans grown in maryland (Dec 2011)
item A general approach to quantification of hydroxycinnamic acid derivatives and flavones, flavonols, and their glycosides by UV spectrophotometry (Dec 2011)
item Uhplc-Pda-Esi/hrms/msn Analysis of Anthocyanins, Flavonol Glycosides, and Hydroxycinnamic Acid Derivatives in Red Mustard Green (Brassica Juncea (L) Coss Variety) (Dec 2011)
item Chemical composition, and anti-proliferative and anti-inflammatory effects of the leaf and wholeplant samples of diploid and tetraploid gynostemma pentaphyllum (Oct 2011)
item 'Dilute-and-shoot' triple parallel mass spectrometry method for analysis of vitamin D and triacylglycerols in dietary supplements (Oct 2011)
item Profiling the indole alkaloids in yohimbe bark with ultra-performance liquid chromatography coupled with ion mobility quadrupole time-of-flight mass spectrometry (Aug 2011)
item A flow-injection mass spectrometry fingerprinting method for authentication and quality assessment of Scutellaria lateriflora-based dietary supplements (Jul 2011)
item Multiple parallel mass spectrometry for lipid and vitamin D analysis (May 2011)
item Lc-Pda-Eis/msn Identification of New Anthocyanins in Purple Radish (Raphanus Sativus L. Variety) (Apr 2011)
item Discrimination among Panax species using spectral fingerprinting (Mar 2011)
item A statistical evaluation of spectral fingerprinting methods using analysis of variance and principal component analysis (Mar 2011)
item A non-targeted approach to chemical discrimination between green tea extract-based dietary supplements and green tea leaves by LC/MS (Feb 2011)
item Differentiation of Panax quinquefolius grown in United States and China using LC/MS-based chromatographic fingerprinting and metabolomic approaches (Feb 2011)
item Quantitation of flavanols, proanthocyanidins, isoflavones, flavanones, dihydrochalcones, stilbenes, and benzoic Acid derivatives after identification by LC-MS (Jan 2011)
item Ultraviolet and mass spectrometric analysis of vitamin D in retail fortified orange juice (Dec 2010)
item Identification, quantitation, and comprehensive assessment of green, white, and pu-erh teas using UPLC/UV/MS (Nov 2010)
item Chromatographic fingerprint analysis and rutin and quercetin compositions in the leaf and whole-plant samples of di- and tetraploid Gynostemma pentaphyllum (Oct 2010)
item Dual parallel mass spectrometry for lipid and vitamin D analysis (Jun 2010)
item Phenolic component profiles of mustard greens, yu choy and 15 other Brassica vegatables (May 2010)
item Flow injection mass spectral fingerprints demonstrate chemical differences in rio red grapefruit with respect to year, harvest time, and conventional versus organic farming (Mar 2010)
item Mass spectroscopic fingerprinting method for to differentiation between Scutellaria lateriflora and the Germander (Teucrium canadens and T. chamaedrys species (Feb 2010)
item Simultaneous determination of water-soluble vitamins in SRM 1849 Infant/Adult Nutritional Formula powder by liquid chromatography–isotope dilution mass spectrometry (Jan 2010)
item History of reference materials for food and nutrition metrology: As represented in the series of BERM Symposia (Jan 2010)
item Influence of conventional and organic agricultural practices on the phenolic content in eggplant pulp: Plant-to-plant variation (Dec 2009)
item Optimized separation procedures for the simultaneous assay of three plant hormones in liquid biofertilizers (Oct 2009)
item Phenolic acids profiling and antioxidant potential of mulberry (Morus laevigata W., Morus nigra L., Morus alba L.) leaves and fruits grown in Pakistan (Oct 2009)
item Identification of the phenolic components of collard greens, kale, and Chinese broccoli (Jul 2009)
item Certificate of Analysis, Standard Reference Material® 1849, Infant/Adult Nutritional Formula (Jul 2009)
item Dual Parallel Mass Spectrometry (LC1/MS2 and LC2/MS2) for Lipid and Vitamin D Analysis (May 2009)
Last Modified: 9/20/2013
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