Results 101 to 110 of about 242,523 (302)

Tunneling Nanotube‐Mediated Transcellular Autophagy Alleviates Cadmium Induced Hepatocyte Injury

open access: yesAdvanced Science, EarlyView.
ROS accumulation is an important upstream signal for activating transcellular autophagy. Incomplete autophagy and TNT formation are necessary conditions for activating transcellular autophagy, and the disruption of the autophagic fusion mechanism is a trigger for activating transcellular autophagy.
Tao Wang   +13 more
wiley   +1 more source

Structure and behaviour of the sperm terminal filament [PDF]

open access: yes, 1982
Light- and electron-microscopic observations of Ciona and Lytechinus spermatozoa show a thin terminal filament at the distal end. The terminal filament is 5-6 microns long and contains the two central microtubules and a variable number of A-tubule ...
Brokaw, C. J., Omoto, C. K.
core  

A Myelin Debris Cleaner for Spinal Cord Injury Recovery: Polycaprolactone / Cell Membrane Assembled Scaffolds

open access: yesAdvanced Science, EarlyView.
pMM‐PCL, made up of pretreated macrophage menbrane and polycaprolactone, boasts the adsorption of harmful myelin debris in the microenvironment of spinal cord injury. Abstract After spinal cord injury (SCI), a mass of myelin debris derived from injured myelin sheath will be consistently generated and induce macrophages to be foam cells.
Yuchen Zhou   +7 more
wiley   +1 more source

Inhibition by griseofulvin of microtubule assembly in vitro [PDF]

open access: bronze, 1976
Anne Roobol   +2 more
openalex   +1 more source

Advanced Biomaterial Delivery of Hypoxia‐Conditioned Extracellular Vesicles (EVs) as a Therapeutic Platform for Traumatic Brain Injury

open access: yesAdvanced Science, EarlyView.
This research introduces a novel approach to enhance neuroregeneration following Traumatic Brain Injury (TBI). Extracellular Vesicles (EVs) are isolated from human neural progenitor cells under hypoxic conditions, leading to enhanced expression of neurogenic and angiogenic factors.
Joshua B. Stein   +9 more
wiley   +1 more source

Autophagy‐Mediated Suppression of Tumor Growth by Food‐Grade Lipid Nanoparticles in Mice

open access: yesAdvanced Science, EarlyView.
This work reveals a novel extracellular nanoparticle transport and metabolic pathway. Following cellular uptake, Food‐grade lipid nanoparticles (FLNs) selectively fuse with lipid droplets (LDs) rather than lysosomes, driving LDs accumulation. This process activates autophagy through the AMPK‐mTOR‐ULK1 signaling axis, facilitating tumor progression ...
Chenglu Peng   +10 more
wiley   +1 more source

Lysosomal Cathepsin S Escape Facilitates Near Infrared Light‐Triggered Pyroptosis Via an Antibody‐Indocyanine Green Conjugate

open access: yesAdvanced Science, EarlyView.
ICAM1 antibody‐bound ICG triggers tumor‐specific, caspase‐1‐independent pyroptosis via CTSS‐mediated GSDMD cleavage, activates antitumor immunity, and synergizes with anti–PD‐1 therapy, offering a non‐apoptotic strategy to overcome resistance in cancer treatment.
Fan Chen   +17 more
wiley   +1 more source

Therapeutic Repair of Sperm Quality Decline Caused by Polytetrafluoroethylene

open access: yesAdvanced Science, EarlyView.
Exposure to PTFE (teflon), a commonly used microplastic in non‐stick cookware, significantly reduces sperm quality in both humans and mice. Specifically, PTFE induces the disruption of sperm cytoskeleton and F‐actin assembly through targeting SKAP2 in haploid spermatid.
Shiming Gan   +15 more
wiley   +1 more source

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