Results 11 to 20 of about 34,015 (256)

Rab3a-Bound CD63 Is Degraded and Rab3a-Free CD63 Is Incorporated into HIV-1 Particles [PDF]

open access: yesFrontiers in Microbiology, 2017
CD63, a member of the tetraspanin family, is involved in virion production by human immunodeficiency virus type 1 (HIV-1), but its mechanism is unknown. In this study, we showed that a small GTP-binding protein, Rab3a, interacts with CD63. When Rab3a was
Yoshinao Kubo   +8 more
doaj   +3 more sources

Exosomal CD63 in critically ill patients with sepsis [PDF]

open access: yesScientific Reports, 2021
CD63 is one of the tetraspanin protein family members that is ubiquitously expressed on exosomes and is involved in the signal transduction of various types of immune cells.
Yunjoo Im   +5 more
doaj   +3 more sources

The Immunohistochemically Estimation of CD63 in Iraqi Patients with Gastric Cancer

open access: yesمجلة بغداد للعلوم, 2022
CD63 is -one of the tetraspanin family proteins, which are regarded as: hallmark exosomal markers because it is absent from other types of vesicles. It is expressed in the cell membrane of cancer cells, and cytoplasm of stromal cells.
Raghad Khalid Mwafaq   +3 more
doaj   +2 more sources

Protein kinase activity is associated with CD63 in melanoma cells [PDF]

open access: yesJournal of Translational Medicine, 2005
Background The tetraspan protein CD63, originally described as a stage-specific melanoma antigen but also present in a number of normal cells, regulates melanoma cell growth in nude mice, motility in serum containing media, and adhesion to several ...
McCarthy James B   +3 more
doaj   +3 more sources

Regulation of zebrafish hatching by tetraspanin cd63.

open access: yesPLoS ONE, 2011
Tetraspanins cause the clustering of membrane proteins into a level of organisation essential for cellular function. Given the importance and complicated nature of this mechanism, we attempted a novel approach to identify the function of a single ...
Michael Z Trikić   +3 more
doaj   +5 more sources

BAP31 Drives Cartilage Calcification through Disruption of Autophagosome-Lysosome Fusion in Osteoarthritis. [PDF]

open access: yesAdv Sci (Weinh)
Mechanical stress activates BAP31 in chondrocytes. BAP31 competes with ATG14 for binding to STX17, disrupting the STX17–ATG14 complex required for autophagosome–lysosome fusion. The resultant autophagic flux blockade drives the generation of autophagy‐derived exosomes, which mediate pathological cartilage calcification in OA. Chondrocyte‐targeted BAP31
Xu ZH   +13 more
europepmc   +2 more sources

Extracellular vesicles from activated platelets: a semiquantitative cryo-electron microscopy and immuno-gold labeling study

open access: yesPlatelets, 2017
Cells release membrane vesicles in their surrounding medium either constitutively or in response to activating signals. Two main types of extracellular vesicles (EVs) are commonly distinguished based on their mechanism of formation, membrane composition ...
Alain R. Brisson   +4 more
doaj   +1 more source

Optimisation of imaging flow cytometry for the analysis of single extracellular vesicles by using fluorescence-tagged vesicles as biological reference material

open access: yesJournal of Extracellular Vesicles, 2019
Extracellular vesicles (EVs) mediate targeted cellular interactions in normal and pathophysiological conditions and are increasingly recognised as potential biomarkers, therapeutic agents and drug delivery vehicles.
André Görgens   +17 more
doaj   +1 more source

Immunofluorescence of ATP13A2 and CD63 v1

open access: yes, 2023
This protocol describes the seeding, fixation and staining of samples for immunofluorescent visualization of ATP13A2 and CD63.
Stephanie Vrijsen, Peter Vangheluwe
openaire   +1 more source

Molecular Mechanisms Underlying the Cellular Entry and Host Range Restriction of Lujo Virus

open access: yesmBio, 2022
Like other human-pathogenic arenaviruses, Lujo virus (LUJV) is a causative agent of viral hemorrhagic fever in humans. LUJV infects humans with high mortality rates, but the susceptibilities of other animal species and the molecular determinants of its ...
Takeshi Saito   +6 more
doaj   +1 more source

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