Here we report the possible contribution of cation-π interaction to underwater adhesion of mussels by using DOPA-deficient recombinant mussel adhesive proteins. Considering the instability of DOPA in an oxidative environment, the cation-π interaction in DOPA-deficient biopolymers provides a complementary cross-linking mechanism for the design of novel underwater adhesives.
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http://dx.doi.org/10.1039/c4tb01646g | DOI Listing |
Food Chem
December 2024
Xinjiang Key Laboratory of Biological Resources and Genetic Engineering, College of Life Science and Technology, Xinjiang University, Urumqi 830017, China. Electronic address:
This study developed antimicrobial peptides (AMPs) from quinoa with high antibacterial activity and stability by mixed-bacteria fermentation. Furthermore, among 9 peptide fractions purified by membrane separation and chromatography, F1 could effectively inhibit the growth and propagation of bacterial microorganisms in apple juice. Subsequently, F1 identified LC-MS/MS as 95 peptides, molecular weights 494.
View Article and Find Full Text PDFFood Chem
December 2024
College of Food Science and Engineering, Qingdao Agricultural University, Qingdao, Shandong 266109, China; School of Light Industry, Beijing Technology & Business University (BTBU), Beijing 100048, China; Shandong Ensign Industry Co., Ltd., Weifang, Shandong 262409, China. Electronic address:
Gelatin, a natural and edible polymer, has attracted wide attention for use in food and edible packaging applications. However, its inadequate properties, especially poor flexibility, limit its broader utilization. Hybridizing different polymers is a promising strategy to achieve enhanced properties.
View Article and Find Full Text PDFFood Chem
December 2024
Institute of BioPharmceutical Research, Liaocheng University, Liaocheng 252059, China; School of Chemistry and Chemical Engineering, Liaocheng University, Liaocheng 252059, China. Electronic address:
In this study, ultrasound-assisted glycated ovalbumin (G-UOVA) based on natural deep eutectic solvents (NADES) was prepared using response surface optimization. The binding affinity of (-)-gallocatechin gallate (GCG) to native OVA (NOVA), ultrasound treated OVA (UOVA), glycated OVA (GOVA), and G-UOVA followed G-UOVA > GOVA > UOVA > NOVA. The effects of various modifications and GCG binding on the secondary structure, particle size, and thermal stability of NOVA were investigated.
View Article and Find Full Text PDFBiomed Pharmacother
December 2024
Center of Excellence on Natural Products for Neuroprotection and Anti-Ageing, Chulalongkorn University, Bangkok 10330, Thailand; Research, Innovation and International Affairs, Faculty of Allied Health Sciences, Chulalongkorn University, Bangkok, Thailand. Electronic address:
Model organisms are commonly used to study human diseases; we set out to understand the relevance of several model organisms with relation to the σ1R protein. The study explored the interactions of σ1R with various agonists, antagonists across different species. Ligand and protein-protein (σ1R-BiP) docking approaches were used to understand the significance of σ1R in modulating neuroprotective mechanisms and its potential role in Alzheimer's.
View Article and Find Full Text PDFNeoplasia
December 2024
Felsenstein Medical Research Center, Beilinson Campus, Petah Tikva, Israel; Tel Aviv University, Faculty of Medicine and Health Sciences, Tel Aviv, Israel; Rabin Medical Center, Beilinson Campus, Petah Tikva, Israel; Davidoff Cancer Center, Beilinson Campus, Petah Tikva, Israel. Electronic address:
Triple-negative breast cancer (TNBC) is an aggressive subtype that accounts for 10-15 % of breast cancer. Current treatment of high-risk early-stage TNBC includes neoadjuvant chemo-immune therapy. However, the substantial variation in immune response prompts an urgent need for new immune-targeting agents.
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