Results 111 to 120 of about 618,626 (288)

Interaction and Characterisation Analysis of Calcium Ion-crosslinked Catechin-Ovalbumin Amyloid Fibril Hydrogels

open access: yesShipin gongye ke-ji
To investigate the effects of different Ca2+ concentrations (control group, Ca1 0.86 mmol/L, Ca2 2.58 mmol/L, Ca3 17.2 mmol/L, Ca4 34.4 mmol/L) on the structure and physicochemical properties of catechin-ovalbumin amyloid fibril hydrogels (C-OVAF ...
Qianying HUANG   +5 more
doaj   +1 more source

How is Nanoarchitectonics Shaping Extracellular Vesicle Research?

open access: yesAdvanced Healthcare Materials, EarlyView.
The convergence of nanoarchitectonics and extracellular vesicle biology is reshaping next‐generation nanomedicine by enabling rationally designed nanostructures for enhanced EVs detection, engineering, and therapy. ABSTRACT Extracellular vesicles (EVs) have gained recognition as crucial mediators of cell‐to‐cell communication, holding immense potential
Madushani Dahanayake   +5 more
wiley   +1 more source

Investigation into the Synergistic Enhancement of Astaxanthin Nanodispersion Stability by Chitosan-Ca2+ and Its Underlying Mechanism

open access: yesShipin gongye ke-ji
To enhance the stability and bioavailability of astaxanthin (AST), soy protein isolates (SPI) were used as the raw material to prepare SPI/chitosan (CS) composite nanoparticles for the encapsulation of AST.
Tiantian HAN   +6 more
doaj   +1 more source

Signalling molecule “calcium” improves germination and growth of Sorghum bicolor seedlings under salt stress [PDF]

open access: yes, 2021
>Magister Scientiae - MScAbiotic stress, mainly in the form of extreme temperatures, drought and salinity has caused major crop losses worldwide, putting a severe strain on agriculture.
Hendricks, Kaylin
core  

Plasma Gelation as an Overlooked Determinant of Transfection Efficiency in Protein Corona‐Coated Lipid Nanoparticles: Implications for In Vitro–In Vivo Translation

open access: yesAdvanced Healthcare Materials, EarlyView.
Upon contact with plasma, lipid nanoparticles (LNPs) rapidly acquire a protein corona (PC) that redefines their biological identity. In calcium‐containing environments, these coronated particles trigger the formation of a gel‐like plasma network, profoundly altering their transport properties and reducing their effective availability.
Serena Renzi   +14 more
wiley   +1 more source

Polycystin-2 Ion Channel Function and Pathogenesis in Autosomal Dominant Polycystic Kidney

open access: yesShengwu huaxue yu shengwu wuli jinzhan
Polycystin-2 (also known as PC2, TRPP2, PKD2) is a major contributor to the underlying etiology of autosomal dominant polycystic kidney disease (ADPKD), which is the most prevalent monogenic kidney disease in the world. As a transient receptor potential (
WANG Kai   +4 more
doaj   +1 more source

Dendritic spines as chemical and electrical compartments : a two-photon imaging study in the hippocampus of the rat [PDF]

open access: yes, 2008
Most excitatory synapses are located on small dendritic protrusions called spines. So far, the function of dendritic spines is not fully understood. Imaging experiments have shown that spines can compartmentalize second messengers such as Ca2+.
Müller-Grunditz, Åsa
core   +1 more source

Advancing Human Skin Equivalents: The Crucial Role of Neurovascular Integration

open access: yesAdvanced Healthcare Materials, EarlyView.
This review discusses the importance of integrating vascular and peripheral nerve systems into human skin equivalents (HSEs) to better recapitulate native skin physiology. Recent advances in vascularized, innervated, and neurovascularized HSEs are highlighted, together with emerging bioengineering strategies, current challenges, and future ...
Hao Wu   +4 more
wiley   +1 more source

Blood–Brain Barrier Regulation: Evolving From Classic Strategies to Electrochemical Ion and Reactive Oxygen Species Control

open access: yesAdvanced Healthcare Materials, EarlyView.
Conventional therapies suffer from poor blood–brain barrier (BBB) penetration and disordered ion/reactive oxygen species (ROS) homeostasis, hindering precise neurological treatment. Electrochemical strategies achieve accurate spatiotemporal regulation of neural homeostasis.
Xiaokang Hu   +5 more
wiley   +1 more source

On the roles of Ca2+ diffusion, Ca2+ buffers, and the endoplasmic reticulum in IP3-induced Ca2+ waves

open access: yesBiophysical Journal, 1995
We have investigated the effects of Ca2+ diffusion, mobile and stationary Ca2+ buffers in the cytosol, and Ca2+ handling by the endoplasmic reticulum on inositol 1,4,5-trisphosphate-induced Ca2+ wave propagation. Rapid equilibration of free and bound Ca2+ is used to describe Ca2+ sequestration by buffers in both the cytosol and endoplasmic reticulum ...
Jafri, M.S., Keizer, J.
openaire   +2 more sources

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