Results 51 to 60 of about 65,503 (309)

Multi‐Scale Interface Engineering of MXenes for Multifunctional Sensory Systems

open access: yesAdvanced Functional Materials, EarlyView.
MXenes, as two‐dimensional transition metal carbides and nitrides, demonstrate remarkable capabilities for multifunctional sensing applications. This review systematically examines multi‐scale interface engineering approaches that enhance sensing performance, enable diverse detection functionalities, and improve system‐level compatibility in MXene ...
Jiaying Liao, Sin‐Yi Pang, Jianhua Hao
wiley   +1 more source

Clinical changes observed in Clarias gariepinus (Burchell 1822) fed varying levels of ascorbic acid supplemented diets [PDF]

open access: yes, 2009
This study was undertaken to observe the clinical changes associated with the dietary ascorbic acid supplementation in the diet of African catfish, Clarias gariepinus, using the presence or absence of scorbutic (ascorbic acid deficiency) symptoms as ...
Adebayo, O.T.   +2 more
core  

Self‐Assembled Nanoclay Gel With Spheroid MSC‐Derived Exosome Mimetics to Integrate Demineralized Bone Matrix and Noggin‐Targeting miRNA for Synergistic Osteogenesis

open access: yesAdvanced Functional Materials, EarlyView.
We report a versatile nanoclay gel carrier platform that enhances the osteogenic efficacy of demineralized bone matrix (DBM) by integrating nanoclay‐based self‐assembly with cell‐derived exosome mimetics loaded with noggin‐targeting miR‐200c. This design amplifies BMP signaling, thereby promoting DBM‐mediated osteogenesis and offering a promising ...
Changlu Xu   +7 more
wiley   +1 more source

Effects of ascorbic acid deficiency on adrenal mitochondrial hydroxylations in guinea pigs.

open access: yesJournal of Lipid Research, 1978
The effect of ascorbic acid deficiency on adrenal hydroxylation of cholesterol and deoxycorticosterone in guinea pigs was studied by using mitochondria and isolated cytochrome P-450 fractions.
I Björkhem, A Kallner, K E Karlmar
doaj   +1 more source

Silicon attenuates calcium deficiency by increasing ascorbic acid content, growth and quality of cabbage leaves

open access: yesScientific Reports, 2021
Calcium (Ca) deficiency in cabbage plants induces oxidative damage, hampering growth and decreasing quality, however, it is hypothesized that silicon (Si) added to the nutrient solution may alleviate crop losses.
Dalila Lopes da Silva   +4 more
doaj   +1 more source

Aqueous Two‐Phase Bioinks for Discrete Packing and Compartmentalization of 3D Bioprinted Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
Aqueous two‐phase systems (ATPS) enable the formation of biomimetic interfaces crucial for tissue engineering. However, clinical translation remains limited by the challenge of precisely controlling cellular compartmentalization. Here, we developed ATPS biomaterial inks for 3D bioprinting allowing tuneable droplet formation via NaCl modulation.
Martina Marcotulli   +17 more
wiley   +1 more source

Severe acute axonal neuropathy following treatment with arsenic trioxide for acute promyelocytic leukemia: a case report [PDF]

open access: yes, 2016
Peripheral neuropathy is a common complication of arsenic toxicity. Symptoms are usually mild and reversible following discontinuation of treatment. A more severe chronic sensorimotor polyneuropathy characterized by distal axonal-loss neuropathy can be ...
Kuhn, Marcus   +3 more
core   +3 more sources

An Edible H2O2 Biosensor for Gastrointestinal Metabolites and Peroxidase Enzyme Quantification

open access: yesAdvanced Healthcare Materials, EarlyView.
We present an edible biosensor for gastric fluid analysis that integrates a caffeic acid–horseradish peroxidase redox system into an edible electrolyte‐gated transistor. The device enables rapid, low‐volume detection of H2O2 and, with minimal modification, metabolites and enzyme activity in simulated gastrointestinal conditions.
Valerio Francesco Annese   +10 more
wiley   +1 more source

Ascorbic Acid Deficiency in the Squirrel Monkey

open access: yesExperimental Biology and Medicine, 1968
Evidence that primates require exogenous ascorbic acid has not been established for all species. The general statement that monkeys require exogenous vitamin C is based in large part on evidence for such a need in the rhesus monkey, Macaca mulatto, (1).
N D, Lehner, B C, Bullock, T B, Clarkson
openaire   +2 more sources

Food is our medicine [PDF]

open access: yes, 2012
The paper describes the role of foods and nutrition in the promotion of human health. The relationship between foods, metabolism, homeostasis and metabolic disorder are briefly described.
Sarmidi, Mohamad Roji
core  

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