Results 81 to 90 of about 153,788 (344)

Exocytosis and Endocytosis: Yin-Yang Crosstalk for Sculpting a Dynamic Growing Pollen Tube Tip

open access: yesFrontiers in Plant Science, 2020
The growing pollen tube has become one of the most fascinating model cell systems for investigations into cell polarity and polar cell growth in plants.
Lifeng Zhao   +2 more
doaj   +1 more source

Unraveling Lysosomal Exocytosis: From Molecular Mechanisms to Physiological Functions. [PDF]

open access: yesTraffic
Lysosomal exocytosis is propelled by specific molecular mechanisms that direct its microtubule‐dependent transport and subsequent fusion with the plasma membrane. This process fulfills essential physiological functions such as plasma membrane repair, maintenance of cellular homeostasis, and participation in signal transduction.
Jiang S   +7 more
europepmc   +2 more sources

Uptake of Ca2+ by isolated secretory vesicles from adrenal medulla [PDF]

open access: yes, 1982
Intact secretory vesicles isolated from bovine adrenal medulla contain 94 nmol Na+ per mg of protein, and Ca2+ influx into the vesicles is inhibited by increasing concentrations of extravesicular Na+ (but not of K+, Li+ or choline+) or by addition of the
Bashford   +19 more
core   +1 more source

Structural and Functional Characterization of EXPO‐Derived Extracellular Vesicles in Plants

open access: yesAdvanced Science, EarlyView.
In this study, 3D electron tomography (ET), cryo‐ET, and immunogold transmission electron microscopy (TEM) are employed to characterize plant extracellular vesicles (EVs) under physiological conditions. EVs are classified into three distinct categories according to their size, content, and molecular‐marker profiles. Furthermore, Exo70E2‐positive medium
Jiayang Gao   +12 more
wiley   +1 more source

A Novel Anti-Inflammatory Effect for High Density Lipoprotein.

open access: yesPLoS ONE, 2015
High density lipoprotein has anti-inflammatory effects in addition to mediating reverse cholesterol transport. While many of the chronic anti-inflammatory effects of high density lipoprotein (HDL) are attributed to changes in cell adhesion molecules ...
Scott J Cameron   +5 more
doaj   +1 more source

A cell-based assay for CD63-containing extracellular vesicles [PDF]

open access: yes, 2019
Extracellular vesicles (EVs) are thought to be important in cell-cell communication and have elicited extraordinary interest as potential biomarkers of disease. However, quantitative methods to enable elucidation of mechanisms underlying release are few.
Cashikar, Anil G, Hanson, Phyllis I
core   +2 more sources

Modifying Glucose Metabolism Reverses Memory Defects of Alzheimer's Disease Model at Late Stages

open access: yesAdvanced Science, EarlyView.
Using spatial transcriptomics, we show that ferul enanthate (SL‐ZF‐01) reverses episodic‐like memory deficits in aged, but not young, Alzheimer’s disease (AD) mice. SL restores glucose metabolism and Glucose Transporter 1/3 expression via an ‘Aging‐AD‐Rescue’ pattern, rescuing deficits seen in aged AD mice.
Fang Liu   +14 more
wiley   +1 more source

HIV-1 gp120 Promotes Lysosomal Exocytosis in Human Schwann Cells

open access: yesFrontiers in Cellular Neuroscience, 2019
Human immunodeficiency virus type 1 (HIV-1) associated neuropathy is the most common neurological complication of HIV-1, with debilitating pain affecting the quality of life.
Gaurav Datta   +4 more
doaj   +1 more source

Differential sensitivity of brainstem vs cortical astrocytes to changes in pH reveals functional regional specialization of astroglia [PDF]

open access: yes, 2013
Astrocytes might function as brain interoceptors capable of detecting different (chemo)sensory modalities and transmitting sensory information to the relevant neural networks controlling vital functions.
Castaldo, C   +6 more
core   +2 more sources

Vitamin D Regulates Olfactory Function via Dual Transcriptional and mTOR‐Dependent Translational Control of Synaptic Proteins

open access: yesAdvanced Science, EarlyView.
Vitamin D (VitD) modulates olfactory function by remodeling dendrodendritic synapses in tufted cells through vitamin D receptor‐dependent transcriptional and translational mechanisms. VitD regulates synaptic protein translation partially via mTOR signaling.
Pengcheng Ren   +9 more
wiley   +1 more source

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