Search Results - "Picha, D. H"

Methodology Optimization for Quantification of Total Phenolics and Individual Phenolic Acids in Sweetpotato (Ipomoea batatas L.) Roots by Padda, M.S., Picha, D.H.

“…Phenolic acids are one of the several classes of naturally occurring antioxidant compounds found in sweetpotatoes. Simplified, robust, and rapid methodologies…”
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Hot‐water baths, biologicals and re‐curing effects on rhizopus soft rot during sweetpotato packing by Sweany, R. R., Picha, D. H., Clark, C. A.

“…Rhizopus soft rot (RSR) caused by Rhizopus stolonifer is one of the most devastating postharvest diseases of sweetpotato. It causes greatest losses when…”
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Changes in Invertase Activities and Reducing Sugar Content in Sweetpotato Stored at Different Temperatures by Huang, Y. H, Picha, D. H, Kilili, A. W, Johnson, C. E

“…Cured sweetpotato roots were stored at different temperatures (4.5, 15.6, and 24 °C) for 7 weeks and assayed for invertase activities and reducing sugar levels…”
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Effect of low temperature storage on phenolic composition and antioxidant activity of sweetpotatoes by Padda, M.S., Picha, D.H.

“…Low temperature stress-induced phenolic compounds may increase the antioxidant activity and hence the nutraceutical value of sweetpotatoes [ Ipomoea batatas…”
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ASSESSMENT OF PHENOLIC ACID QUANTITATION METHODOLOGIES FOR SWEETPOTATOES by Padda, M.S, Picha, D. H

“…Phenolic acids are one of several classes of naturally occurring antioxidant compounds found in sweetpotato. Simplified but reliable methodologies were…”
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A Continuous Method for Enzymatic Assay of Sucrose Synthase in the Synthetic Direction by Huang, Y. H, Picha, David H, Kilili, Anthony W

“…An appropriate method was developed for the continuous assay of sucrose synthase (SS) (EC 2.4.1.13) by spectrophotometry. The uridine 5‘-diphosphate derived…”
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An Alternative Method for Enzymatic Assay of Plant Invertases by Huang, Y. H, Picha, D. H, Johnson, C. E

“…An alternative coupled method was developed for the enzymatic assay of plant invertases. In this method, ADP produced from the phosphorylation of glucose and…”
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Evaluating effects of environmental and physical factors on sweetpotato ( Ipomoea batatas ) by Arnold, T.F., Villordon, A.Q., Smith, T.P., LaBonte, D.R., Picha, D.H.

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Antioxidant Activity and Phenolic Composition in 'Beauregard' Sweetpotato Are Affected by Root Size and Leaf Age by Padda, M.S, Picha, D.H

“…Phenolic acids are considered important antioxidants that may help to prevent many human chronic diseases. The antioxidant activity and phenolic content of…”
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Organic acid determination in sweet potatoes by HPLC by Picha, David H

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'GaLa' peach by Johnson, C.E. (Louisiana State University Agricultural Center, Calhoun, LA.), Payne, J.T, Young, W.A, Picha, D.H, Okie, W.R

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Microbiological quality of fresh-cut sweet potatoes by Erturk, Elif, Picha, David H

“…Sweet potato roots were dipped in various concentrations of chlorine for 5 min at 1 or 20 °C before and after slicing, and then stored at 2 or 8 °C for 14 days…”
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Atmospheric oxygen level influences alcohol dehydrogenase and pyruvate decarboxylase activities in sweetpotato roots by Huang, Yuehe, Picha, David H., Kilili, Anthony W.

“…Alcoholic fermentation enzyme activities in sweetpotato ( Ipomoea batatas L. Lam, cv. Beauregard) roots varied with atmospheric O 2 content (0, 1, 1.5, 5, and…”
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Carbohydrate-Related Changes in Sweetpotato Storage Roots during Development by La Bonte, Don R, Picha, David H, Johnson, Hester A

“…The quantity and pattern of carbohydrate-related changes during storage root development differed among six sweetpotato cultivars [ Ipomoea batatas (L.) Poir…”
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