Results 31 to 40 of about 996,086 (243)

HPTLC – Bioautographic methods for selective detection of the antioxidant and α-amylase inhibitory activity in plant extracts

MethodsX, 2018
A high-performance thin-layer chromatography (HPTLC) method was developed for quantification of α-amylase inhibitory activity and stigmasterol content in ant plant extracts.
Snezana Agatonovic-Kustrin, David W. Morton   +1 more
doaj   +1 more source

Porcine pancreatic α-amylase inhibitors from Euonymus laxiflorus Champ

, 2016
Twenty-six samples of indigenous medicinal plants were collected in Dak Lak Province of Vietnam and evaluated for α-amylase inhibitory activity. Of these samples, trunk bark extract from Euonymus laxiflorus Champ.
Quang Vinh Nguyen, Nguyen, Van Bon; Nguyen, Anh Dzung; Nguyen, Quang Vinh; Wang, San-Lang, Van Bon Nguyen, Anh Dzung Nguyen, San-Lang Wang   +4 more
core   +1 more source

Multispectroscopy analysis of polystyrene nanoplastic interaction with diastase α-amylase

Ecotoxicology and Environmental Safety, 2022
The digestive enzyme of plant are generally α-amylase. They functions enzyme that breakdown starch into maltose and sugars. This happens in the endosperm of the seed.
Ananthaselvam Azhagesan, Natarajan Chandrasekaran, Amitava Mukherjee   +2 more
doaj   +1 more source

Effect of ultrasonic treatment on enzyme activity of liquid α-amylase

, 2023
The enzyme activity of liquid α-amylase treated by ultrasonic is discussed by using iodine and starch chromatometry. The effects of ultrasonic power, ultrasonic time, pH value of enzyme solution, standing time by ultrasonic treatment, temperature on ...
C H Yi (13367517), Y Li (4701352), L Tian (13367526), Jerry Gan (13071321), W Q Shi (13367523)   +4 more
core  

Inhibitory effect of α-cyclodextrin on α-amylase activity [PDF]

, 2018
Purpose: To explore the effect of α-cyclodextrin on the activity of α-amylase with a view to expanding its application range.Methods: The concentration of α-cyclodextrin, temperature, pH and interaction time were used as single factors to explore the ...
Shen, Wangyang, Gou, Qingsong, Liu, Lingyi, Li, Fang, Zhu, Zhenzhou, Zhang, Wei, Wang, Min, Wang, Zhan   +7 more
core   +1 more source

Bread Spoilage Fungi as Creators of α Amylase Using Two Types of Wheat Flour

BioResources, 2023
Fungal spoilage of bread can be a great problem; however, it can be explored as a producer of enzymes. The fungi were isolated from breads, and their activity for α-amylase production was planned.
Aisha M. H. Al-Rajhi, Hanan Moawad, Mohamed M. Alawlaqi, Hashim R. Felemban, Tarek M. Abdel Ghany   +4 more
doaj   +2 more sources

Characterization of Sago Starch and Study of Liquefication Process on High Fructose Syrup Production [PDF]

, 2012
Sago starch contains high carbohydrate and found in large quantities in Indonesia. However, the utilization of sago starch have not been up to. In this study, hopefully sago starch can be used as one of the alternative sweetener called high fructose ...
Anastasia, Prima Kristijarti,, Cindy , Adelia,, Lucy , Andrea, Tony , Handoko,   +3 more
core   +1 more source

PEMANFAATAN ZEOLIT ALAM SEBAGAI MEDIA PENDUKUNG AMOBILISASI ENZIM α-AMILASE

Jurnal Riset Kimia, 2015
The utilization of natural zeolite as supporting media of α-amylase enzyme has been done. Natural zeolite which is activated with 3M HCl can remove impurities in the surface natural zeolite, uncover and widen the pores of the zeolite and activate ...
Upita Septiani, Agrina Lisma
doaj   +1 more source

Optimization and scale-up of α-amylase production by Aspergillus oryzae using solid-state fermentation of edible oil cakes

BMC Biotechnology, 2021
Background Amylases produced by fungi during solid-state fermentation are the most widely used commercial enzymes to meet the ever-increasing demands of the global enzyme market.
M. Balakrishnan, G. Jeevarathinam, S. Kiran Santhosh Kumar, Iniyakumar Muniraj, Sivakumar Uthandi   +4 more
doaj   +1 more source

Starch-iodine assay method underestimates α-amylase inhibitory potential of antioxidative compounds and extracts [PDF]

, 2020
Starch-iodine assay method for the determination of α-amylase activity is also used in screening extracts for α-amylase inhibitors. However, there are indications that this method may not be appropriate for screening some classes of compounds or plant ...
Ezeigwe, O.C., Obiajulu Ezeigwe, Ononamadu, C.J., Owolarafe, T.A., Tajudeen Lawal, Umeoguaju, U.F., Godwin Ihegboro, Ihegboro, G.O., Lawal, T.A., Ibrahim Aminu, Aminu, I., Tajudeen Owolarafe, Uchenna Umeoguaju, Salawu, K., Chimaobi Ononamadu, Kailani Salawu   +15 more
core   +1 more source