Results 101 to 110 of about 130,442 (303)

Microsomal epoxide hydrolase polymorphisms

open access: yesMolecular Medicine Reports, 2010
Microsomal epoxide hydrolase plays a dual role in the activation and detoxification of carcinogenic compounds. Two polymorphic sites have been described in exons 3 and 4 of the microsomal epoxide hydrolase gene that change tyrosine residue 113 to histidine (Tyr113His) and histidine 139 to arginine (His139Arg), respectively.
Pinarbasi, Hatice   +2 more
openaire   +6 more sources

Overcoming Extreme Ammonia Inhibition on Methanogenesis by Artificially Constructing a Synergistically Community with Acidogenic Bacteria and Hydrogenotrophic Archaea

open access: yesAdvanced Science, EarlyView.
This study proposes a two‐step biological strategy to synergistically enhance the three stages of anaerobic digestion, ultimately eliminating the extreme ammonia inhibition and breaking through the inefficiency bottleneck of conventional biotechnology.
Heng Wu   +6 more
wiley   +1 more source

Imaging Heterogeneous Patterns of Aminopeptidase N Activity in Hierarchical Tissue Structures Through High‐Resolution Whole‐Organ 3D Mapping

open access: yesAngewandte Chemie, EarlyView.
Enzymes regulate physiological functions, and their abnormal activity is associated with diseases. Here, we present a method for high‐resolution 3D mapping of enzyme activity using tissue clearing and an activity‐based covalent probe. Focusing on aminopeptidase N, we developed ANA‐o‐BODIPY, which records enzyme activity via covalent labeling.
Bo Yi   +10 more
wiley   +2 more sources

Cholesterol epoxide hydrolase and cancer

open access: yesCurrent Opinion in Pharmacology, 2012
Cholesterol epoxide hydrolase (ChEH) catalyzes the hydration of cholesterol-5,6-epoxides (5,6-EC) into cholestane-3β,5α,6β-triol. ChEH is a hetero-oligomeric complex called the anti-estrogen binding site (AEBS) comprising 3β-hydroxysterol-Δ(8)-Δ(7)-isomerase (D8D7I) and 3β-hydroxysterol-Δ(7)-reductase (DHCR7).
Silvente-Poirot, Sandrine, Poirot, Marc
openaire   +4 more sources

Patchouli Ethanol Extract Pogostemon cablin Benth. Against Aging Profiles in Doxorubicin‐Induced 3T3‐L1 Fibroblast Cell Lines

open access: yesAGING MEDICINE, EarlyView.
Pogostemon cablin Benth. (PCEE) is a promising antiaging agent that inhibits ROS, decreases the senescence‐associated β‐galactosidase (SA‐β‐gal) gene, and maintains telomere length in doxorubicin‐induced 3T3‐L1 fibroblast cells. The researchers extend their gratitude to www.freepik.com for providing Figure telomer.
Teguh Santoso   +6 more
wiley   +1 more source

Structural Basis of Sequential Enantioselective Epoxidation by a Flavin‐Dependent Monooxygenase in Lasalocid A Biosynthesis

open access: yesAngewandte Chemie, EarlyView.
Lsd18 is a flavin‐dependent monooxygenase from Streptomyces lasalocidi that performs two enantioselective epoxidations during lasalocid A biosynthesis. X‐ray crystal structures of Lsd18 bound to a substrate and product analogue illuminate how this enzyme performs multiple epoxidations on the same substrate molecule and how it controls stereoselectivity.
Qian Wang   +12 more
wiley   +2 more sources

Design of Dual Inhibitors of Soluble Epoxide Hydrolase and LTA4 Hydrolase

open access: yesACS Medicinal Chemistry Letters, 2019
Multitarget anti-inflammatory drugs interfering with the arachidonic acid cascade exhibit superior efficacy. In this study, a prototype dual inhibitor of soluble epoxide hydrolase (sEH) and LTA4 hydrolase (LTA4H) with submicromolar activity toward both targets has been designed and synthesized.
Kerstin Hiesinger   +10 more
openaire   +4 more sources

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