Results 61 to 70 of about 807,747 (247)

Detection of Protein–Protein Interactions in Escherichia coli With Single Molecule Sensitivity

open access: yesAdvanced Science, EarlyView.
This article describes a regulatory circuit in Escherichia coli able to detect protein–protein interactions with exquisite sensitivity. The interaction between two hybrid proteins fused to Bordetella pertussis adenylate cyclase and its activator calmodulin triggers a potent cyclic AMP signaling cascade.
Marilyne Davi, Daniel Ladant
wiley   +1 more source

Optimised N-acetyl-d-lactosamine synthesis using Thermus thermophilus β-galactosidase in bio-solvents

open access: yesTetrahedron, 2013
Ministerio de Ciencia e Innovacion; UCM/ Santander; Universidad Nacional de Costa ...
Sandoval, Manuel   +4 more
openaire   +2 more sources

Condições operacionais na hidrólise enzimática da lactose em reator a membrana [PDF]

open access: yes, 2007
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia de Alimentos.A hidrólise enzimática da lactose presente no soro lácteo é uma das possibilidades mais atrativas para utilização ...
Tremarin, Andréia
core  

GATA4‐Driven Transcription of HtrA1 Promotes Cellular Senescence in Ménière's Disease and Age‐Related Audio‐Vestibular Dysfunction

open access: yesAdvanced Science, EarlyView.
This study identifies the HDAC6/GATA4/HtrA1 axis as a critical driver of cellular senescence in the inner ear. GATA4 nuclear translocation, facilitated by HDAC6 downregulation, transcriptionally activates HtrA1, promoting hair cell senescence, SASP, and audio‐vestibular dysfunction in models of Ménière's disease and age‐related audio‐vestibular ...
Na Zhang   +16 more
wiley   +1 more source

Synthesis of a New Substrate for Detection of lacZ Gene Expression in Live Drosophila Embryos

open access: yesBioTechniques, 1996
Escherichia coli lacZ, which encodes β-galactosidase, has become a widely used reporter gene to study the developmental regulation of gene expression in a variety of organisms.
Jonathan S. Minden
doaj   +1 more source

Biochemical Insights into a Novel Family 2 Glycoside Hydrolase with Both β-1,3-Galactosidase and β-1,4-Galactosidase Activity from the Arctic

open access: yesMarine Drugs, 2023
A novel GH2 (glycoside hydrolase family 2) β-galactosidase from Marinomonas sp. BSi20584 was successfully expressed in E. coli with a stable soluble form.
Dianyi Li   +7 more
doaj   +1 more source

Activated microglia release β-galactosidase that promotes inflammatory neurodegeneration.

open access: yes, 2023
Beta (β)-galactosidase is a lysosomal enzyme that removes terminal galactose residues from glycolipids and glycoproteins. It is upregulated in, and used as a marker for, senescent cells.

core   +1 more source

Natural Products Inspired Scaffold Diversification Leads to Unnatural Molecular Warhead and Covalent Strategy to Modulating Protein Function through Electrophilic Bromine Transfer

open access: yesAdvanced Science, EarlyView.
We report a new thiolate‐reactive α,α‐gem‐dibromo lactam warhead that activates transcription factor Nrf2 and demonstrates anti‐inflammatory activities, which have implications in cancer, neurodegeneration, and cardiovascular diseases. RNA‐seq illuminated detailed transcriptional profiles, and chemical reactions with cysteine‐containing compounds ...
Beau R. Brummel   +16 more
wiley   +1 more source

β-Galactosidase

open access: yes, 2017
β-galactosidase is used as a reporter for the quantitative analysis of gene expression. It is also used as a histochemical marker. This introduction briefly reviews the enzymatic reactions catalyzed by β-galactosidase and methods for assaying β ...
Pradeep D. Uchil   +2 more
core   +1 more source

Self‐Assembling Hybrid Hydrogel Reprograms the Stromal Vascular Fraction to Treat Osteoarthritis

open access: yesAdvanced Science, EarlyView.
This study presents a bioinspired injectable hydrogel that enhances the therapeutic potential of stem cell‐rich stromal vascular fraction for treating osteoarthritis. By reprogramming cell behavior through epigenetic modulation, the hydrogel promotes cartilage regeneration and reduces joint damage in a rat model, offering a promising new approach for ...
Waifang Hou   +23 more
wiley   +1 more source

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