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Burgos, G.Amoros, W.Munoa, L.P.Sosa, P.Cayhualla, C.Sánchez, C.Díaz, C.Bonierbale, Merideth W.[Total phenolic, total anthocyanin and phenolic acid concentrations and antioxidant activity of purple-fleshed potatoes as affected by boiling.]Total phenolic, total anthocyanin and phenolic acid concentrations and antioxidant activity of purple-fleshed potatoes as affected by boiling.

Samples from unprocessed and processed cooked tubers of the nine most abundant potato cultivars used to prepare the traditional freeze-dried food product, “chuño” in the central highlands of Peru were prepared and analyzed for their protein and mineral concentrations. The protein, iron, zinc and ...


Burgos, G.Haan, Stef deSalas, E.Bonierbale, Merideth W.[Protein, iron, zinc and calcium concentrations of potatoes following traditional processing as “chuño”.]Protein, iron, zinc and calcium concentrations of potatoes following traditional processing as “chuño”.
Bonierbale, Merideth W.Gruneberg, W.J.Amoros, W.Burgos, G.Salas, E.Porras, E.Felde, T. zum[Total and individual carotenoid profiles in Solanum phureja cultivated potatoes. 2: Development and application of near-infrared reflectance spectroscopy (NIRS) calibrations for germplasm characterization.]Total and individual carotenoid profiles in Solanum phureja cultivated potatoes. 2: Development and application of near-infrared reflectance spectroscopy (NIRS) calibrations for germplasm characterization.

Total and individual carotenoid concentrations were determined by spectrophotometry and HPLC, in raw tubers of a sample of 23 accessions of Solanum phureja potatoes taken at random from the world germplasm collection following its stratification on tuber flesh color. Lutein, zeaxanthin, violaxant...


Burgos, G.Salas, E.Amoros, W.Auqui, M.Munoa, L.Kimura, M.Bonierbale, Merideth W.[Total and individual carotenoid profiles in Solanum phureja of cultivated potatoes. 1: Concentrations and relationships as determined by spectrophotometry and HPLC.]Total and individual carotenoid profiles in Solanum phureja of cultivated potatoes. 1: Concentrations and relationships as determined by spectrophotometry and HPLC.

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