Results 41 to 50 of about 239,873 (360)

Autophagosome-Lysosome Fusion

open access: yesJournal of Molecular Biology, 2020
Macroautophagy is a conserved catabolic process observed in all eukaryotic cells, during which selected cellular components are transported to and broken down within lysosomes. The process starts with the capture of unnecessary material into autophagosomes, which is followed by autophagosome-lysosome fusion to generate autolysosomes that degrade the ...
Lőrincz, Péter, Juhász, Gábor
openaire   +4 more sources

Switching on lysosomes

open access: yeseLife
The formation of large endolysosomal structures in unfertilized eggs ensures that lysosomes remain dormant before fertilization, and then shift into clean-up mode after the egg-to-embryo transition.
Deepak Adhikari, John Carroll
doaj   +1 more source

PIP4K2A regulates intracellular cholesterol transport through modulating PI(4,5)P2 homeostasis

open access: yesJournal of Lipid Research, 2018
The transport of LDL-derived cholesterol from lysosomes to peroxisomes is facilitated by membrane contacts formed between the lysosomal protein synaptotagmin VII and the peroxisomal lipid phosphatidylinositol 4, 5-bisphosphate [PI(4,5)P2].
Ao Hu   +9 more
doaj   +1 more source

Loss of KEAP1 Causes an Accumulation of Nondegradative Organelles

open access: yesAntioxidants, 2022
KEAP1 is a cytoplasmic protein that functions as an adaptor for the Cullin-3-based ubiquitin E3 ligase system, which regulates the degradation of many proteins, including NFE2L2/NRF2 and p62/SQSTM1.
Elisabet Uribe-Carretero   +12 more
doaj   +1 more source

Imipramine blue sensitively and selectively targets FLT3-ITD positive acute myeloid leukemia cells. [PDF]

open access: yes, 2017
Aberrant cytokine signaling initiated from mutant receptor tyrosine kinases (RTKs) provides critical growth and survival signals in high risk acute myeloid leukemia (AML).
Arbiser, Jack L   +6 more
core   +1 more source

Bioimaging of Lysosomes with a BODIPY pH-Dependent Fluorescent Probe

open access: yesMolecules, 2022
Fluorescence-based probes represent a powerful tool for noninvasive imaging of living systems in real time and with a high temporal and spatial resolution.
Raquel C. R. Gonçalves   +7 more
doaj   +1 more source

Deciphering tuberculosis: lysosome-centric insights into pathogenesis and therapies

open access: yesFrontiers in Cellular and Infection Microbiology
Tuberculosis is a widely spread disease caused by Mycobacterium tuberculosis (Mtb). The pathogenicity of the pathogen is closely associated with the immune defense mechanisms of the host cells. As key cellular degradation and metabolic centers, lysosomes
Cui Bao   +10 more
doaj   +1 more source

Aging-Related Changes in the Ultrastructure of Hepatocytes and Cardiomyocytes of Elderly Mice Are Enhanced in ApoE-Deficient Animals

open access: yesCells, 2021
Biological aging is associated with various morphological and functional changes, yet the mechanisms of these phenomena remain unclear in many tissues and organs. Hyperlipidemia is among the factors putatively involved in the aging of the liver and heart.
Małgorzata Łysek-Gładysińska   +9 more
doaj   +1 more source

Lysosomes revisited [PDF]

open access: yesEuropean Journal of Biochemistry, 1983
The first international symposium on lysosomes [1] was held in 1963 at the Ciba Foundation, under the chairmanship of Danielli and with the participation of a prestigious membership. It is interesting to compare our present understanding of the properties and functions of lysosomes with what was known 20 years ago.
openaire   +2 more sources

Cytoplasmic Flow and Mixing Due to Deformation of Motile Cells. [PDF]

open access: yes, 2017
The cytoplasm of a living cell is a dynamic environment through which intracellular components must move and mix. In motile, rapidly deforming cells such as human neutrophils, bulk cytoplasmic flow couples cell deformation to the transport and dispersion
Chan, Caleb K   +2 more
core   +2 more sources

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