Results 61 to 70 of about 72,795 (291)

Effector Caspase Dcp-1 and IAP Protein Bruce Regulate Starvation-Induced Autophagy during Drosophila Melanogaster Oogenesis [PDF]

open access: yes, 2008
A complex relationship exists between autophagy and apoptosis, but the regulatory mechanisms underlying their interactions are largely unknown. We conducted a systematic study of Drosophila melanogaster cell death–related genes to determine their ...
Barbosa, Sharon González   +4 more
core   +4 more sources

Reconstitution reveals Ykt6 as the autophagosomal SNARE in autophagosome–vacuole fusion [PDF]

open access: yesJournal of Cell Biology, 2018
Autophagy mediates the bulk degradation of cytoplasmic material, particularly during starvation. Upon the induction of autophagy, autophagosomes form a sealed membrane around cargo, fuse with a lytic compartment, and release the cargo for degradation.
Levent Bas   +6 more
openaire   +4 more sources

Extracts of Feijoa Inhibit Toll-Like Receptor 2 Signaling and Activate Autophagy Implicating a Role in Dietary Control of IBD [PDF]

open access: yes, 2015
Inflammatory bowel disease (IBD) is a heterogeneous chronic inflammatory disease affecting the gut with limited treatment success for its sufferers.
A Asea   +39 more
core   +4 more sources

Accumulation of autophagosomes confers cytotoxicity [PDF]

open access: yesJournal of Biological Chemistry, 2017
Autophagy comprises the processes of autophagosome synthesis and lysosomal degradation. In certain stress conditions, increased autophagosome synthesis may be associated with decreased lysosomal activity, which may result in reduced processing of the excessive autophagosomes by the rate-limiting lysosomal activity. Thus, the excessive autophagosomes in
Button, Robert W.   +4 more
openaire   +2 more sources

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Cadmium induces apoptosis of mouse spermatocytes through JNK activation and disruption of autophagic flux

open access: yesEcotoxicology and Environmental Safety, 2023
Cadmium has been reported to accumulate primarily in spermatogonia and spermatocytes. Exposure to cadmium results in male reproductive toxicity via germ-cell apoptosis and impaired autophagy.
Lin Zhou   +6 more
doaj   +1 more source

Autophagy-deficient breast cancer shows early tumor recurrence and escape from dormancy [PDF]

open access: yes, 2018
Breast cancer patients who initially respond to cancer therapies often succumb to distant recurrence of the disease. It is not clear why people with the same type of breast cancer respond to treatments differently; some escape from dormancy and relapse ...
Manjili, Masoud H.
core   +1 more source

Pharmacological activation of SIRT6 triggers lethal autophagy in human cancer cells [PDF]

open access: yes, 2018
Sirtuin 6 (SIRT6) is a member of the NAD+-dependent class III deacetylase sirtuin family, which plays a key role in cancer by controlling transcription, genome stability, telomere integrity, DNA repair, and autophagy.
Annamaria Biroccio, And   +13 more
core   +2 more sources

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

A nonstructural protein encoded by a rice reovirus induces an incomplete autophagy to promote viral spread in insect vectors.

open access: yesPLoS Pathogens, 2022
Viruses can hijack autophagosomes as the nonlytic release vehicles in cultured host cells. However, how autophagosome-mediated viral spread occurs in infected host tissues or organs in vivo remains poorly understood.
Dongsheng Jia   +7 more
doaj   +1 more source

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