Results 41 to 50 of about 3,034 (205)

Improvements in enzymatic preparation of alkyl glycosides

Czech Journal of Food Sciences, 2010
Three glycosides of middle chain aliphatic alcohols (hexanol and heptanol) were prepared by enzymatic glycosidation. The preparation of hexyl β-D-glucopyranoside was achieved in moderate yields via reverse hydrolysis catalysed by defatted meals from ...
Dagmar Bilaničová, Vladimír Mastihuba, Mária Mastihubová, Jana Bálešová, Štefan Schmidt   +4 more
doaj   +1 more source

The CXCL5/CXCR2 Axis Attenuates Ferroptosis in Intrahepatic Cholangiocarcinoma Through the Positive Feedback Loop Between PTGS2 Transcriptional Activation and Neutrophil Recruitment

Advanced Science, EarlyView.
The CXCL5/CXCR2 axis directly inhibits ferroptosis in ICC cells by activating the NF‐κB/PTGS2 pathway. Meanwhile, the CXCL5/CXCR2 axis recruits N2 TANs, and the activated PTGS2 promotes the secretion of TNF‐α from the recruited N2 TANs via the CCL2/CCL7/CCR2 pathway, thereby activating the NF‐κB/PTGS2 axis and forming a positive feedback loop, which ...
Chanqi Ye, Kefeng Lin, Shuyao Yang, Yan Zhang, Wenli Gao, Jiaqi Chen, Ying Dong, Rui Bai, Yang Tian, Minghao Wang, Zhijun Yuan, Yuxiao Ma, Yuqin He, Ruyin Chen, Wenguang Fu, Qi Jiang, Qiong Li, Jian Ruan   +17 more
wiley   +1 more source

A Microenvironment‐Adaptive Scaffold Rejuvenates Peripheral Nerve Regeneration During Aging Via Dual Modulation of Ferroptotic Stimuli in Schwann Cells

Advanced Science, EarlyView.
(i) Aging impairs peripheral nerve regeneration via its dual ferroptosis‐mediated pathologies in senescent schwann cells. (ii) The composite nerve conduit is a symbiosis niche integrating microenvironment‐responsive nanoparticles (Ga‐PTAs) and maxillofacial‐derived mesenchymal stem cells (Mmscs).
Ning Zhan, Lixin Tian, Lianjie Peng, Jingyu Zhang, Lining Lin, Xiaoting Zhang, Yaxian Luo, Zhichao Liu, Xinhua Yao, Mouyuan Sun, Yong He, Mengfei Yu, Huiming Wang   +12 more
wiley   +1 more source

Arabinogalactan Utilization by Bifidobacterium longum subsp. longum NCC 2705 and Bacteroides caccae ATCC 43185 in Monoculture and Coculture

Microorganisms, 2020
Arabinogalactan (AG) has been studied as a potential prebiotic in view of stimulating bifidobacteria presence in the gut microbiota. However, bifidobacteria prefer fermentation of oligosaccharides to that of polysaccharides. The contribution of other gut
Yan Wang, Gisèle LaPointe
doaj   +1 more source

Overviewing the Application of β-Galactosidase “Immobilized on Nanoparticles” in Dairy Industries

Brazilian Archives of Biology and Technology, 2021
Owing to the excellent catalytic potential, β-galactosidase (EC: 3.2.1.23) has been exploited as an important industrial enzyme for obtaining galactooligosaccharides (GOS) and lactose-free products in dairy industries.
Asim Muhammed Alshanberi, Majed Ahmed Al-Shaeri, Shakeel Ahmed Ansari   +2 more
doaj   +1 more source

Impaired Chaperone‐Mediated Autophagy Accelerates Intervertebral Disc Degeneration by Inducing MIDN Accumulation to Target TSC2 for Proteasomal Degradation

Advanced Science, EarlyView.
This graphical abstract illustrates how chaperone‐mediated autophagy (CMA) regulates intervertebral disc degeneration (IDD). Under normal homeostasis (B), CMA degrades cytoplasmic Midnolin (MIDN) to maintain proteostasis. Under inflammatory stress (A), impaired CMA leads to cytoplasmic MIDN accumulation.
Xianglong Chen, Haiyang Gao, Wang Wu, Pengzhi Shi, Yuhang Chen, Anran Zhang, Zhangrong Cheng, Wenbo Wu, Zimu Yu, Yukun Zhang   +9 more
wiley   +1 more source

A novel cold-active β-D-galactosidase from the Paracoccus sp. 32d - gene cloning, purification and characterization

Microbial Cell Factories, 2011
Background β-D-Galactosidases (EC 3.2.1.23) catalyze the hydrolysis of terminal non-reducing β-D-galactose residues in β-D-galactosides. Cold-active β-D-galactosidases have recently become a focus of attention of researchers and dairy product ...
Wierzbicka-Woś Anna, Cieśliński Hubert, Wanarska Marta, Kozłowska-Tylingo Katarzyna, Hildebrandt Piotr, Kur Józef   +5 more
doaj   +1 more source

Tau Aggregate Imaging and Transcriptomics of Alzheimer's Disease Brain at Different Stages of Disease

Advanced Science, EarlyView.
The protein aggregates and gene expression in the middle temporal gyrus (MTG) and somatosensory cortex (SOM) of the postmortem brains of 13 Alzheimer's disease patients were studied in detail, revealing that small hyperphosphorylated tau aggregates increase with Braak stage driven by microglial inflammation.
Elizabeth A. English, Dorothea Böken, Matthew W. Cotton, Matthew R. Cheetham, Johanna S. Jackson, Georg Meisl, John S. H. Danial, Paul M. Matthews, Nurun N. Fancy, David Klenerman   +9 more
wiley   +1 more source

TGFBI Maintains Fibrocartilage Homeostasis by Restraining O‐GlcNAcylation to Inactivate and Destabilize ADAMTS16 in Temporomandibular Joint Osteoarthritis

Advanced Science, EarlyView.
TGFBI deficiency elevates O‐GlcNAcylation, promoting the transcriptional activation of ADAMTS16 and OGT‐mediated post‐translational modification of ADAMTS16 at Ser1170. This leads to its stabilization and accumulation, driving chondrocyte metabolic disorders and senescent phenotypes, ultimately resulting in fibrocartilage dysfunction and TMJOA ...
Xin Liu, Xinyue Luo, Jie Zhao, Ziyan Jiang, Jiayi Zhai, Taomin Zhu, Xueke Jia, Xiaohan Ma, Henghua Jiang, Huimin Li, Yaping Feng, Jin Ke, Xing Long   +12 more
wiley   +1 more source

Aspergillus nidulans: A Potential Resource of the Production of the Native and Heterologous Enzymes for Industrial Applications

International Journal of Microbiology, 2020
Aspergillus nidulans is a filamentous fungus that is a potential resource for industrial enzymes. It is a versatile fungal cell factory that can synthesize various industrial enzymes such as cellulases, β-glucosidases, hemicellulases, laccases, lipases ...
Amit Kumar
doaj   +1 more source