Results 81 to 90 of about 64,404 (299)

PKC activation in Niemann pick C1 cells restores subcellular cholesterol transport. [PDF]

open access: yesPLoS ONE, 2013
Activation of protein kinase C (PKC) has previously been shown to ameliorate the cholesterol transport defect in Niemann Pick Type C1 (NPC1) cells, presumably by increasing the soluble levels of one of its substrates, vimentin.
Farshad Tamari   +4 more
doaj   +1 more source

Semiconducting Polymer Nanoparticles as Multimodal Agents for Optical and Magnetic Resonance Imaging

open access: yesAdvanced Healthcare Materials, EarlyView.
Semiconducting polymer nanoparticles (SPNs) exhibit many advantageous optical and biological properties. Multimodal SPN‐based contrast agents that integrate several imaging modalities yield a wealth of information through the use of different imaging mechanisms.
Faysal A. Farah   +3 more
wiley   +1 more source

Experimental measurement of endocytosis in fungal hyphae. [PDF]

open access: yes, 2018
The present study examines the notion that polarized exocytosis in the tips of growing hyphae creates an excess of plasma membrane and thus the need for its removal by endocytosis.
Bartnicki-Garcia, Salomon   +3 more
core  

Pulmonary Delivery of siRNA Anti‐TNFα‐loaded Lipid Nanoparticles for Rapid Recovery in Murine Acute Lung Injury

open access: yesAdvanced Healthcare Materials, EarlyView.
In a murine model of acute lung injury, pulmonary administration of lipid nanoparticles carrying TNFα siRNA enables targeted delivery to immune cells. The study emphasises the importance of optimizing LNP distribution and delivery timing to improve therapeutic outcomes and develop emergency therapies for lung hyperinflammation.
Qinglin Wang   +14 more
wiley   +1 more source

Brucella Egresses from Host Cells Exploiting Multivesicular Bodies

open access: yesmBio, 2023
Host cell egress is a critical step in the life cycle of intracellular pathogens, especially in microbes capable of establishing chronic infections. The Gram-negative bacterium Brucella belongs to such a group of pathogens. Even though much has been done
Juan Manuel Spera   +3 more
doaj   +1 more source

Changes in membrane lipids drive increased endocytosis following Fas ligation [PDF]

open access: yes, 2017
Once activated, some surface receptors promote membrane movements that open new portals of endocytosis, in part to facilitate the internalization of their activated complexes.
Degli Esposti, Mauro   +9 more
core   +1 more source

Molecular Mechanisms of Extracellular Vesicle Biogenesis and Their Impact on the Design of Custom EVs

open access: yesAdvanced Healthcare Materials, EarlyView.
Extracellular vesicles (EVs) are pivotal mediators of intercellular communication and disease, yet the fundamental mechanisms controlling their biogenesis and cargo selection remain unclear. This limitation hinders their diagnostic utility and therapeutic development.
Luís Carvalho Ferraz   +2 more
wiley   +1 more source

Very high water permeability in vasopressin-induced endocytic vesicles from toad urinary bladder. [PDF]

open access: yes, 1989
The regulation of transepithelial water permeability in toad urinary bladder is believed to involve a cycling of endocytic vesicles containing water transporters between an intracellular compartment and the cell luminal membrane.
Shi, LB, Verkman, AS
core  

Chlamydial infection from outside to inside [PDF]

open access: yes, 2019
Chlamydia are obligate intracellular bacteria, characterized by a unique biphasic developmental cycle. Specific interactions with the host cell are crucial for the bacteria's survival and amplification because of the reduced chlamydial genome.
Gitsels, Arlieke   +2 more
core   +2 more sources

Multiscale Profiling of Nanoscale Metal‐Organic Framework Biocompatibility and Immune Interactions

open access: yesAdvanced Healthcare Materials, EarlyView.
A multi‐scale, hierarchical ‘Safety‐by‐Design’ pipeline combining machine learning, ex vivo human blood assays, and in vivo models enables the systematic immunotoxicity and biocompatibility profiling of nanoscale metal‐organic frameworks, accelerating their safe clinical translation. Abstract The clinical translation of metal‐organic frameworks (MOFs) –
Yunhui Zhuang   +12 more
wiley   +1 more source

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