Results 151 to 160 of about 826,191 (386)

Long Days Enhance Recognition Memory and Increase Insulin-like Growth Factor 2 in the Hippocampus [PDF]

open access: yes, 2017
Light improves cognitive function in humans; however, the neurobiological mechanisms underlying positive effects of light remain unclear. One obstacle is that most rodent models have employed lighting conditions that cause cognitive deficits rather than ...
Baker, Kimberly   +10 more
core   +1 more source

Aging on Chip: Harnessing the Potential of Microfluidic Technologies in Aging and Rejuvenation Research

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in microfluidic technologies for modeling human aging and age‐related diseases. It explores how organ‐on‐chip platforms improve physiological relevance, enable rejuvenation strategies, facilitate drug screening, detect senescent cells, and identify biomarkers.
Limor Zwi‐Dantsis   +5 more
wiley   +1 more source

Advanced Oral Delivery Systems for Nutraceuticals

open access: yesAdvanced Healthcare Materials, EarlyView.
Emerging delivery technologies are explored to overcome barriers to oral nutraceutical absorption. Traditional carriers are compared with novel platforms including biodegradable polymers, MOFs, MPNs, and 3D printing. These systems enhance bioavailability, control release, and enable personalized nutrition.
Xin Yang   +4 more
wiley   +1 more source

Modeling Diffusion-Limited Crystal Growth from Vapor using a Commercial Finite-Element Analysis Code [PDF]

open access: yesarXiv, 2006
This application note describes how to model diffusion-limited crystal growth from vapor using QuickField - a commercial finite-element analysis code. The crystal growth problem is cast into the format of a steady-state heat diffusion problem, which is one type of problem QuickField is designed to solve, and we derive the relevant conversion factors ...
arxiv  

The Fetal Rat Binding Protein for Insulin-Like Growth Factors is Expressed in the Choroid Plexus and Cerebrospinal Fluid of Adult Rats [PDF]

open access: bronze, 1989
Lucy Y.-H. Tseng   +6 more
openalex   +1 more source

Dendrimer Conjugates with PD‐L1‐Binding Peptides Enhance In Vivo Antitumor Immune Response

open access: yesAdvanced Healthcare Materials, EarlyView.
In this paper, a novel nanoparticle scaffold composed of dendrimers conjugated with peptide‐based immune checkpoint inhibitors, enhancing drug delivery efficacy is introduced. By conjugating PD‐L1‐binding peptides to dendrimers, multivalent binding effects are harnessed, resulting in enhanced binding affinity, prolonged half‐life, and improved ...
DaWon Kim   +11 more
wiley   +1 more source

Permeation Enhancer‐based Ionogel Shows Remarkable Potential for Oral Insulin Delivery

open access: yesAdvanced Healthcare Materials, EarlyView.
This study proposes a novel formulation of decanoate in an ionic liquid inspired drug delivery system. The formulation demonstrates ideal physicochemical and material properties for oral peptide delivery. Findings indicate that choline decanoate (1:2 molar ratio) forms a viscoelastic gel that enables high oral bioavailability of insulin in rats ...
Konstantinos Raptis   +6 more
wiley   +1 more source

Insulin-like growth factor I (IGF-I) and liver cirrhosis [PDF]

open access: yes, 2007
Insulin-like growth factor I (IGF-I) is a polypeptide hormone secreted by multiple tissues in response to growth hormone (GH). It is partly responsible for GH activity, and also has glucose-lowering and anabolizing effects.
Conchillo, M. (M.)   +2 more
core  

Design and Validation of Hybrid Polymer‐Lipid Nanoparticles as Novel Transfection Vectors for MicroRNA Delivery to Human Cardiac Fibroblasts

open access: yesAdvanced Healthcare Materials, EarlyView.
Hybrid NPs are developed as efficient, scalable nanocarriers for in vitro microRNA delivery, ensuring high loading efficiency, controlled release, physiological and long‐term storage stability. They outperform commercial lipid‐based reagents in terms of transfection efficiency and biocompatibility.
Letizia Nicoletti   +11 more
wiley   +1 more source

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