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Characterization of morphology and physicochemical properties of native starches isolated from 12 Lycoris species.
Li, Kehu; Li, Qingzhu; Jin, Can; Narayanamoorthy, Shwetha; Zhang, Tongze; Sui, Zhongquan; Li, Zijun; Cai, Youming; Wu, Kao; Zhang, Yongchun; Corke, Harold.
Afiliación
  • Li K; Department of Food Science and Technology, Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China.
  • Li Q; Forestry and Pomology Research Institute, Shanghai Academy of Agricultural Sciences, Shanghai Key Laboratory of Protected Horticultural Technology, Shanghai 201106, People's Republic of China.
  • Jin C; Department of Food Science and Technology, Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China.
  • Narayanamoorthy S; Department of Food Science and Technology, Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China.
  • Zhang T; Shool of Biological Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong Special Administrative Region.
  • Sui Z; Department of Food Science and Technology, Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China.
  • Li Z; Department of Food Science and Technology, Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China.
  • Cai Y; Forestry and Pomology Research Institute, Shanghai Academy of Agricultural Sciences, Shanghai Key Laboratory of Protected Horticultural Technology, Shanghai 201106, People's Republic of China.
  • Wu K; Glyn O. Philips Hydrocolloid Research Centre at HUT, Hubei University of Technology, Wuhan 430068, People's Republic of China.
  • Zhang Y; Forestry and Pomology Research Institute, Shanghai Academy of Agricultural Sciences, Shanghai Key Laboratory of Protected Horticultural Technology, Shanghai 201106, People's Republic of China. Electronic address: saasflowerbulb@163.com.
  • Corke H; Department of Food Science and Technology, Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China. Electronic address: hcorke@yahoo.com.
Food Chem ; 316: 126263, 2020 Jun 30.
Article en En | MEDLINE | ID: mdl-32045812
In this study, starch was isolated from 13 genotypes of 12 Lycoris species, and the morphology, granule size distribution and physicochemical properties, including apparent amylose content (AAC), Rapid Visco Analyzer (RVA) pasting properties, textural properties, thermal and retrogradation properties were characterized. The majority of starch granules of the 13 Lycoris genotypes were oval in shape, and granule size followed a normal distribution with a mean diameter of 20-30 µm. Contrary to previously published findings, the XRD results revealed that lycoris starches had either C-type or CA-type crystallinity. All lycoris starches showed high AAC varying from 25.6% to 32.7%, and low gelatinization temperature (GT) ranging from 58.8 to 69.7℃. Inter-relationships among 18 starch quality traits were analyzed based on correlation analysis. The present study provides information on lycoris starch characteristics which should serve as a useful guide for later studies on lycoris starch utilization in food and non-food industries.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Almidón / Lycoris Idioma: En Revista: Food Chem Año: 2020 Tipo del documento: Article Pais de publicación: Reino Unido

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Almidón / Lycoris Idioma: En Revista: Food Chem Año: 2020 Tipo del documento: Article Pais de publicación: Reino Unido