Glucoamylase from the Predacious Fungus Arthrobotrys conoides: a Cationic Enzyme with High Debranching Activity and Raw Starch Digestibility

2016 ◽  
Vol 52 (2) ◽  
pp. 176-182
Author(s):  
P. Shetty
2006 ◽  
Vol 58 (2) ◽  
pp. 92-99 ◽  
Author(s):  
Mustapha Benmoussa ◽  
Budhi Suhendra ◽  
Adam Aboubacar ◽  
Bruce R. Hamaker

HortScience ◽  
1998 ◽  
Vol 33 (3) ◽  
pp. 456a-456
Author(s):  
Yu Xiang ◽  
Wanda W. Collins

Approximately 50% of the world's total sweetpotato output is used for producing starch or starch-derived products and for animal feeding. Knowledge of cultivar and environmental effects on carbohydrate-related components and the correlation among these components is essential for improving the raw products utilization and providing an expanded market for sweetpotato. The objective of this study was to investigate the variation of amylose content and β-amylase activity as well as their correlation with other starch-related components. Dry matter, starch, total sugar, amylose and phosphate content, β-amylase activity, and raw starch digestibility were evaluated for 20 advanced selections in 2 years. Significant clone variation was detected for all seven components. Significant growth season effects were found for amylose and sugar content, β-amylase activity, and starch digestibility. β-amylase activity has a negative correlation with starch (r = –0.57, P ≤ 0.001) and dry matter (r = –0.39, P ≤ 0.05). Starch digestibility has a negative correlation with amylose (r = –0.37, P ≤ 0.05) and phosphate content (r = –0.35, P ≤ 0.05).


Author(s):  
Natalia Prodiana Setiawati ◽  
Joko Santoso ◽  
Sri Purwaningsih

The utilization of local food commodities such as corn and cassava with seaweed addition as a dietary fiber source for producing artificial rice through extrusion technology is an  alternative for food diversification. The research was carried out to find out the best composition (rice, corn, cassava, and seaweed) and temperature of extrusion process on making artificial rice and the influence of dietary fibre on sensory properties and physicochemical. The composition of rice, corn, and cassava in proportion  of 1:3:1 with 20% seaweed, Eucheuma cottonii, addition and temperature extruder of 90 °C were selected as the best product for artificial rice. The  sensory evaluation was 8.02±0.21 (people’s preference). In physicochemical properties, dietary fiber significantly affected on low bulk density and starch digestibility. This condition is very good for health especially in maintaining the stability of blood glucose in the body. Keywords: artificial rice, composition, extrusion, seaweed, dietary fibre, temperature


LWT ◽  
2021 ◽  
Vol 142 ◽  
pp. 111008
Author(s):  
Tengnu Liu ◽  
Kang Wang ◽  
Wei Xue ◽  
Li Wang ◽  
Congnan Zhang ◽  
...  

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