Results 81 to 90 of about 26,277,168 (365)

Meeting the Vitamin A Requirement: The Efficacy and Importance of β-Carotene in Animal Species

open access: yesTheScientificWorldJournal, 2016
Vitamin A is essential for life in all vertebrate animals. Vitamin A requirement can be met from dietary preformed vitamin A or provitamin A carotenoids, the most important of which is β-carotene.
A. S. Green, A. Fascetti
semanticscholar   +1 more source

Gasotransmitters in Modern Medicine: Promises and Challenges in the Use of Porous Crystalline Carriers

open access: yesAdvanced Healthcare Materials, EarlyView.
This perspective provides an overview of the growing interest in utilizing various gasotransmitters—small gaseous signaling molecules namely nitric oxide (NO), carbon monoxide (CO), and hydrogen sulfide (H2S)—for several therapeutic applications, with emphasis on the potential use of porous materials as carriers to provide safe and controlled local ...
Rosana V. Pinto   +2 more
wiley   +1 more source

Vitamin A Ikan Sidat (Anguilla Marmorata) Asal Sungai Palu Dan Danau Poso

open access: yesGhidza, 2020
Pendahuluan & Tujuan: Ikan sidat (Anguilla marmorata) memiliki keunggulan gizi atau nutrisi yang tinggi seperti protein, mineral, asam lemak dan salah satunya yaitu vitamin A.
Jamaluddin Jamaluddin   +2 more
doaj   +1 more source

Calculation of the Sun exposure time for the synthesis of vitamin D in Urcuquí, Ecuador [PDF]

open access: yesProceeding of Abstracts of IWBBIO, Francisco Ortu\~no Guzm\'an, Ignacio Rojas Ru\'iz (Comp.), ISBN: 978-84-16929-58-0 (2017), 27, 2017
The synthesis of vitamin D is strongly linked to the availability of solar energy. For a long time, it was clear that using the erythemal irradiances is a good choice to calculate the exposure time. Several authors argue that this method of minimum exposure time overestimates the calculation of the solar irradiance of vitamin D.
arxiv  

Organoid‐Like Neurovascular Spheroids Promote the Recovery of Hypoxic‐Ischemic Skin Flaps Through the Activation of Autophagy

open access: yesAdvanced Healthcare Materials, EarlyView.
Highly sprouting organoid‐like neurovascular spheroids (NVUs) are developed, featuring cell‐loaded poly‐3‐hydroxybutyrate 4‐hydroxybutyrate(P34HB) porous microsphere cores embedded within Gelatin Methacryloyl. NVUs formed complex vascular plexuses and secreted extracellular matrix in vitro, simulating autologous nerves and blood interaction.
Junjin Jie   +5 more
wiley   +1 more source

Effect of Vitamin C Infusion on Organ Failure and Biomarkers of Inflammation and Vascular Injury in Patients With Sepsis and Severe Acute Respiratory Failure: The CITRIS-ALI Randomized Clinical Trial.

open access: yesJournal of the American Medical Association (JAMA), 2019
Importance Experimental data suggest that intravenous vitamin C may attenuate inflammation and vascular injury associated with sepsis and acute respiratory distress syndrome (ARDS). Objective To determine the effect of intravenous vitamin C infusion on
A. Fowler   +35 more
semanticscholar   +1 more source

Self‐Healing Hydrogel Dressing with Solubilized Flavonoids for Whole Layer Regeneration of Diabetic Wound

open access: yesAdvanced Healthcare Materials, EarlyView.
High glucose‐ and acid‐responsive hydrogel with dynamic covalent bond solubilized with flavonoids (Gel‐Flavonoids) is designed for diabetic wound healing. The Gel‐Flavonoids adapt to irregular wound shapes and release antioxidants in high‐glucose environments, effectively reducing reactive oxygen species.
Qiang Zeng   +9 more
wiley   +1 more source

Transforming Healthcare: Intelligent Wearable Sensors Empowered by Smart Materials and Artificial Intelligence

open access: yesAdvanced Materials, EarlyView.
Wearable sensors, empowered by AI and smart materials, revolutionize healthcare by enabling intelligent disease diagnosis, personalized therapy, and seamless health monitoring without disrupting daily life. This review explores cutting‐edge advancements in smart materials and AI‐driven technologies that empower wearable sensors for diagnostics and ...
Shuwen Chen   +14 more
wiley   +1 more source

Vitamin D: The "sunshine" vitamin.

open access: yesJournal of pharmacology & pharmacotherapeutics, 2012
Vitamin D insufficiency affects almost 50% of the population worldwide. An estimated 1 billion people worldwide, across all ethnicities and age groups, have a vitamin D deficiency (VDD). This pandemic of hypovitaminosis D can mainly be attributed to lifestyle (for example, reduced outdoor activities) and environmental (for example, air pollution ...
Arun Maseeh, Rathish Nair
openaire   +3 more sources

MANAGEMENT OF ENDOCRINE DISEASE: Current vitamin D status in European and Middle East countries and strategies to prevent vitamin D deficiency; a position statement of the European Calcified Tissue Society.

open access: yesEuropean Journal of Endocrinology, 2019
Vitamin D deficiency (serum 25-hydroxyvitamin D (25(OH)D) < 50 nmol/l or 20 ng/ml), is common in Europe and the Middle East. It occurs in < 20 % of the population in Northern Europe, in 30-60% in Western, Southern and Eastern Europe and up to 80 % in ...
P. Lips   +8 more
semanticscholar   +1 more source

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