Results 61 to 70 of about 5,303,681 (337)

High‐Spatiotemporal‐Resolution Transparent Thermoelectric Temperature Sensor Arrays Reveal Temperature‐Dependent Windows for Reversible Photothermal Neuromodulation

open access: yesAdvanced Functional Materials, EarlyView.
Thermoelectric temperature sensors are developed that directly measure heat changes during optical‐based neural stimulation with millisecond precision. The sensors reveal the temperature windows for safe reversible neural modulation: 1.4–4.5 °C enables reversible neural inhibition, while temperatures above 6.1 °C cause permanent thermal damage.
Junhee Lee   +9 more
wiley   +1 more source

An investigation on interaction between trehalose and ascorbic acid on some growth parameters and photosynthetic gene expression in Arabidopsis thaliana seedlings [PDF]

open access: yesZīst/shināsī-i Giyāhī-i Īrān, 2014
Trehalose is an α-α linked glucose disaccharide. Trehalose supplied to the growth medium of Arabidopsis seedlings inhibits root growth, primary leaf development and carbon allocation from shoot to root.
Hamid Sadeghipour   +3 more
doaj  

Ascorbic Acid Promotes the Stemness of Corneal Epithelial Stem/Progenitor Cells and Accelerates Epithelial Wound Healing in the Cornea

open access: yesStem Cells Translational Medicine, 2017
High concentration of ascorbic acid (vitamin C) has been found in corneal epithelium of various species. However, the specific functions and mechanisms of ascorbic acid in the repair of corneal epithelium are not clear.
Jialin Chen   +6 more
semanticscholar   +1 more source

Bioinspired Bromination Enables Extensible, Strain‐Stiffening Resilin Peptide Scaffolds with Tunable Degradation

open access: yesAdvanced Functional Materials, EarlyView.
Bioinspired bromination of a resilin‐derived peptide enables the fabrication of electrospun nanofibrous scaffolds that uniquely combine strain‐stiffening elasticity, proteolytic stability, and antioxidant functionality. These brominated peptide–gelatin hybrids mimic the extensibility of natural elastomers, demonstrating tunable mechanical resilience ...
Elisa Marelli   +6 more
wiley   +1 more source

Effects of different heat treatments on the antioxidant activity and ascorbic acid content of bitter melon, Momordica charantia

open access: yesBrazilian Journal of Food Technology, 2019
This study investigated the effects of different heat treatments, namely boiling, microwaving and pressure cooking, on the reduced ascorbic acid content and antioxidant activity in Momordica charantia extracts.
Zhi Xiang Ng, Umah Rani Kuppusamy
doaj   +1 more source

Ascorbic Acid Alleviates Water Stress in Young Peach Trees and Improves Their Performance after Rewatering

open access: yesFrontiers in Plant Science, 2017
Exogenous application of biochemicals has been found to improve water stress tolerance in herbaceous crops but there are limited studies on deciduous fruit trees.
C. Penella, Á. Calatayud, J. Melgar
semanticscholar   +1 more source

A Single‐Metal‐Doped Nanoplatform for Ferroptosis‐Driven cGAS‐STING Pathway Activation in Hepatocellular Carcinoma Immunotherapy

open access: yesAdvanced Functional Materials, EarlyView.
The cGAS‐STING pathway boosts HCC antitumor immunity but lacks specific activation. Nanoplatform ZMRPF induces HCC ferroptosis via lipid ROS, releasing mtDNA. It synergizes with ZMRPF‐released Mn2⁺ to activate cGAS‐STING, amplifies antigen‐presenting cell activity, reverses HCC immunosuppression, and enables robust systemic antitumor immunity ...
Yuchen Zhang   +13 more
wiley   +1 more source

Effect of high-dose Ascorbic acid on vasopressor's requirement in septic shock

open access: yesJournal of Research in Pharmacy Practice, 2016
Objective: Effects of ascorbic acid on hemodynamic parameters of septic shock were evaluated in nonsurgical critically ill patients in limited previous studies.
Mohadeseh Hosseini Zabet   +3 more
semanticscholar   +1 more source

Proteins, Processing, and Properties of Adhesive Fluid Condensates Purified from Mussels

open access: yesAdvanced Functional Materials, EarlyView.
Mussels exhibit an unmatched proficiency for adhering to wet surfaces in salty environments—a remarkable ability that could inspire new biomedical and technical glues. The fluid protein condensates used to form the underwater mussel glue are extracted, reconstituted and characterized with advanced spectroscopy and nanomechanical analysis, revealing ...
Mathieu D. Rivard   +8 more
wiley   +1 more source

Higher serum ascorbic acid levels are associated with lower depression prevalence in US adults: a case-control study

open access: yesFrontiers in Nutrition
BackgroundRecent studies have shown that a higher intake of ascorbic acid was associated with a lower prevalence of depression. Nevertheless, the recall bias was common in dietary surveys in these studies, and it was ignored that there were differences ...
Mengyuan Chen   +11 more
doaj   +1 more source

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