Results 101 to 110 of about 471,402 (314)

Simultaneous isolation and characterization of chicken supernatant and mitochondrial isoenzymes of aspartate transaminase.

open access: yesJournal of Biological Chemistry, 1973
A procedure, without prior fractionation of the subcellular components, has been developed for the simultaneous isolation of supernatant and mitochondrial aspartate transaminase (EC 2.6.1.1) from chicken heart or liver tissue homogenates.
E. Shrawder, M. Martinez‐Carrion
semanticscholar   +1 more source

Straightforward Background Depletion Unlocks Transaminase Evolution Through Solid-Phase Screening [PDF]

open access: yes, 2019
Here we report a rapid, reliable, and widely applicable solid-phase screening method for transaminase variants, which was successfully applied to a transaminase from Halomonas elongata (HEWT), evolved through rounds of random mutagenesis towards a series
Christian, Heckmann   +4 more
core   +2 more sources

Unraveling Bone‐Skin Crosstalk Enables miRNA Nanoformulation for Cutaneous Neurovascular Reconstruction in Diabetic Mice

open access: yesAdvanced Science, EarlyView.
This study unravels that bone fracture accelerates diabetic wound healing by releasing exosomal microRNA (miR‐130b‐3p). To mimic this bone‐skin crosstalk, we engineered a self‐assembling agomir‐130b‐3p nanocomplex. Delivered via a photocrosslinkable hydrogel, this bio‐inspired therapy provides sustained localized agomir release.
Tao Shen   +14 more
wiley   +1 more source

Microenvironment‐Responsive Nanomedicine Enables Vertical Modulation of Mitochondrial Pathological Networks in Myocardial Ischemia–Reperfusion Injury

open access: yesAdvanced Science, EarlyView.
A mitochondria‐targeted, microenvironment‐responsive nanoplatform enables pH/ROS‐triggered co‐delivery of berberine and isoliensinine to orchestrate ROS scavenging, inflammation suppression, and apoptosis inhibition. This vertical modulation of mitochondrial pathological networks preserves mitochondrial function and effectively mitigates myocardial ...
Jue Wang   +11 more
wiley   +1 more source

Optimized Lipid Nanoparticles with Tail‐Modified Ionizable Lipids for Safer mRNA Delivery

open access: yesAdvanced Science, EarlyView.
Systematic engineering of hydrophobic tail architecture in vitamin B5‐derived ionizable lipids establishes a comprehensive structure–activity relationship framework for mRNA delivery. Combined lipidtail and formulation optimization identifies TM1‐OPT3‐C, a lipid nanoparticle platform that improves efficacy–safety balance through efficient mRNA delivery,
Seo‐Hyeon Bae   +27 more
wiley   +1 more source

Dual Blockade of LILRB1 and LILRB2 Enhances Antiviral Immune Responses in SIV Infection

open access: yesAdvanced Science, EarlyView.
Dual LILRB1/B2 blockade with mac20G10 reshapes myeloid activation during acute SIV infection by targeting LILRB1 and LILRB2 on myeloid cells. This treatment enhances CD80 expression on selected myeloid subsets and increases plasma IFN‐λ, IL‐8, and IL‐1RA.
Florian Meurisse   +20 more
wiley   +1 more source

Neuron‐Targeted Exosomal Delivery of siRNA Against RIPK3 Slows Neurodegenerative Progression in Alzheimer's Disease

open access: yesAdvanced Science, EarlyView.
Engineered exosomal siRNA delivery platform enables systemic, neuron‐targeted RNA transport across the blood–brain barrier. Surface functionalization with rabies virus glycoprotein‐derived peptide facilitates receptor‐mediated transcytosis, achieving efficient cytosolic delivery and robust gene silencing. Targeting RIPK3 suppresses necroptosis, reduces
Chi Zhang   +9 more
wiley   +1 more source

Relation of Circulating Liver Transaminase Concentrations to Risk of New-Onset Atrial Fibrillation

open access: yes, 2013
Heart failure, a strong risk factor for atrial fibrillation (AF), is often accompanied by elevated liver transaminases. The aim of this study was to test the hypothesis that elevated transaminases are associated with the risk for incident AF in the ...
Rienstra, Michel   +13 more
core   +1 more source

Cell‐Selective Delivery of RIBOTACs via an Anti‐EGFR Nanobody for Pancreatic Cancer Treatment

open access: yesAdvanced Science, EarlyView.
This study introduces an innovative strategy for the tumor‐selective catalytic degradation of oncogenic non‐coding RNA by interfacing a ribonuclease‐recruiting small molecule (RIBOTAC) with an EGFR‐targeting nanobody via a CTSB (Cathepsin B)‐responsive linker.
Tianli Luo   +15 more
wiley   +1 more source

Effect of Vitamin E and C Supplementation on Liver Enzymes of Mice Exposed to Sodium Nitrate

open access: yesDiyala Journal of Medicine, 2019
Background: The liver is the major organ responsible for metabolism, detoxification, and secretory functions in the body. Vitamin C is an essential co-factor, acting as a reducing agent and may have heaptoprotective property. Vitamin E is an antioxidant
Marah Salim Hameed
doaj   +2 more sources

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