Results 121 to 130 of about 172,803 (295)

Supramolecular Assembly of Stepped‐Persistent ROS Nanogenerator for Sustained Tumor Immunotherapy

open access: yesAdvanced Science, EarlyView.
ROS catalytic systems often fail to achieve both effective tumor elimination and persistent immune activation due to their monotonous ROS production profiles. A stepped‐persistent ROS nanogenerator was developed by supramolecularly assembling multiple ROS generation modules within a nanofiber structure to simultaneously extend ROS generation duration ...
Zhenqiang Wang   +10 more
wiley   +1 more source

Multi‐Axis Stretchable Zippers for Personalized Wound Healing

open access: yesAdvanced Science, EarlyView.
Multi‐axis stretchable zippers can adapt to complex wound morphologies and enable personalized wound treatment through programmable contraction. This morphological matching strategy helps accelerate wound closure, improve blood perfusion, promote epithelial regeneration, and enhance collagen remodeling, pioneering new directions for personalized and ...
Siyuan Cai   +16 more
wiley   +1 more source

Oral toxic exposure of titanium dioxide nanoparticles on serum biochemical changes in adult male Wistar rats [PDF]

open access: yesNanomedicine Journal, 2015
Objective(s): Titanium dioxide (TiO2) nanoparticles (NPs) are widely used in commercial food additives and cosmetics worldwide. Uptake of these nanoparticulate into humans by different routes and may exhibit potential side effects, lags behind the rapid ...
Dasal Vasantharaja   +2 more
doaj  

Serum transaminase changes in the surgery and control groups at 2- and 10-year follow up.

open access: yes, 2013
The serum transaminase changes are expressed as mean and 95% confidence intervals. Changes are calculated as the difference between follow up (2 or 10 year) and baseline values. *P value
Markku Peltonen (157537)   +9 more
core   +1 more source

Senescent Cell Derived Artificial Vesicle‐Based Senolytic Sonovaccine Platform with Augmented Lymph Node Delivery and Antigen Cross‐Presentation Efficacy

open access: yesAdvanced Science, EarlyView.
A senolytic sonovaccine platform (SenoVac) is developed, in which senescent cell‐derived vesicles serve as broad senescent cell antigen reservior. The “2‐step” click chemistry strategy for effective lymph node delivery, and ultrasound‐triggered endosomal escape to boost cross‐presentation, ensures efficient senescent cell clearance and disease ...
Liang Zhang   +10 more
wiley   +1 more source

Transaminase Activity In Humans

open access: yes, 1961
Enzyme Chemistry, for many years an important tool in food chemistry and Industrial and pharmaceutical industries, gains more and more importance for the clinical laboratory.
Sechser, Carole
core  

Certification of the catalytic activity concentration of aspartate transaminase in buffered solution: ERM®-AD457k/IFCC [PDF]

open access: yes
ERM-AD457k/IFCC is a material certified for the catalytic activity concentration of aspartate transaminase (AST), produced within the scope of ISO 17034:2016 accreditation.
DEPREZ Liesbet, LUQUE PEREZ Encarnacion
core   +1 more source

Synergistic Remodeling of Tumor Immune Microenvironment via a DNA Nanodevice Integrating STING Activation and Lysosome‐Targeted PD‐L1 Degradation

open access: yesAdvanced Science, EarlyView.
A rational design DNA nanoplatform not only achieves efficient PD‐L1 degradation but also triggers robust STING signaling. The nanodevice effectively reprograms “cold” tumors, leading to potent inhibition of tumor growth and metastasis in vivo. ABSTRACT The cGAS‐STING pathway is a cornerstone of innate antitumor immunity; however, its therapeutic ...
Haoxiang Li   +5 more
wiley   +1 more source

Glutamic Aspartic Transaminase

open access: yesJournal of Biological Chemistry, 1957
W. Terry Jenkins, Irwin W. Sizer
openaire   +1 more source

SuFEx‐Enabled Reprogramming of Flavonoids for Selective α‐Glucosidase Covalent Inhibition

open access: yesAdvanced Science, EarlyView.
Selective inhibition of intestinal α‐glucosidase remains limited by poor enzyme specificity and off‐target metabolic effects. Here, SuFEx click chemistry is used to reprogram natural flavonoids into covalent inhibitors with enhanced α‐glucosidase selectivity and controlled reactivity. This strategy enables effective regulation of carbohydrate digestion
Fengyu Guo   +14 more
wiley   +1 more source

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