Mechanism of high intensity ultrasonic treatment combined with β-glucan affecting the structure of highland barley protein to improve the stability of highland barley milk
Hongwei Cao , Xiaotong Zhuang , Haojie Liu , Man Wang , Kai Huang , Hongdong Song , Sen Li , Yu Zhang , Zhenliang Sun , Xiao Guan
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引用次数: 0
Abstract
In this study, the underlying mechanism by which high-intensity ultrasonic treatment combined with β-glucan enhances the stability of highland barley milk (HBM) was investigated. The results demonstrated that protein solubility increased from 0.78 % to 1.05 % as the duration of ultrasonic treatment was extended. Foam stability reached its maximum value of 73.08 % after 16 min of treatment. Emulsification performance was significantly improved, with the emulsification activity peaking at 1.77 m2/g and stability reaching 17.34 min at 16 min of treatment. Measurements of contact angle and interfacial tension revealed that the contact angle increased from 23.9° to 45.1° with prolonged ultrasound treatment, stabilizing at 16 min. These results indicate that the combination of β-glucan and ultrasonic treatment improved the stability of HBM by modulating physicochemical properties, enhancing protein interactions, and mitigating phase separation and sedimentation. This study provides a novel approach for improving the stability of plant-based dairy products.
期刊介绍:
Food Hydrocolloids publishes original and innovative research focused on the characterization, functional properties, and applications of hydrocolloid materials used in food products. These hydrocolloids, defined as polysaccharides and proteins of commercial importance, are added to control aspects such as texture, stability, rheology, and sensory properties. The research's primary emphasis should be on the hydrocolloids themselves, with thorough descriptions of their source, nature, and physicochemical characteristics. Manuscripts are expected to clearly outline specific aims and objectives, include a fundamental discussion of research findings at the molecular level, and address the significance of the results. Studies on hydrocolloids in complex formulations should concentrate on their overall properties and mechanisms of action, while simple formulation development studies may not be considered for publication.
The main areas of interest are:
-Chemical and physicochemical characterisation
Thermal properties including glass transitions and conformational changes-
Rheological properties including viscosity, viscoelastic properties and gelation behaviour-
The influence on organoleptic properties-
Interfacial properties including stabilisation of dispersions, emulsions and foams-
Film forming properties with application to edible films and active packaging-
Encapsulation and controlled release of active compounds-
The influence on health including their role as dietary fibre-
Manipulation of hydrocolloid structure and functionality through chemical, biochemical and physical processes-
New hydrocolloids and hydrocolloid sources of commercial potential.
The Journal also publishes Review articles that provide an overview of the latest developments in topics of specific interest to researchers in this field of activity.