Lysosomal calcium regulates autophagy.

abstract：:Autophagy is a process of bulk protein degradation and organelle turnover, and is a current therapeutic target in several diseases. The present study aimed to clarify the significance of myocardial autophagy of patients with dilated cardiomyopathy (DCM). Left ventricular endomyocardial biopsy was performed in 250 cons...

journal_title：Autophagy

authors： Saito T,Asai K,Sato S,Hayashi M,Adachi A,Sasaki Y,Takano H,Mizuno K,Shimizu W

更新日期：2016-01-01 00:00:00

abstract：:The conserved target of rapamycin (TOR) kinase is a central regulator of cell growth in response to nutrient availability. TOR forms 2 structurally and functionally distinct complexes, TORC1 and TORC2, and negatively regulates autophagy via TORC1. Here we demonstrate TOR also operates independently through the TORC2 s...

journal_title：Autophagy

authors： Vlahakis A,Powers T

更新日期：2014-01-01 00:00:00

abstract：:Autophagy is a complex, multi-step and biologically important pathway mediated by autophagosomes and autolysosomes. Accurately dissecting and detecting different stages of autophagy is important to elucidate its molecular mechanism and thereby facilitate the discovery of pharmaceutical molecules. We herein reported a ...

journal_title：Autophagy

authors： Chen JJ,Jing J,Chang H,Rong Y,Hai Y,Tang J,Zhang JL,Xu P

更新日期：2013-06-01 00:00:00

abstract：:Alzheimer disease (AD) is usually accompanied by two prominent pathological features, cerebral accumulation of amyloid-β (Aβ) plaques and presence of MAPT/tau neurofibrillary tangles. Dysregulated clearance of Aβ largely contributes to its accumulation and plaque formation in the brain. Macroautophagy/autophagy is a l...

journal_title：Autophagy

authors： Wani A,Al Rihani SB,Sharma A,Weadick B,Govindarajan R,Khan SU,Sharma PR,Dogra A,Nandi U,Reddy CN,Bharate SS,Singh G,Bharate SB,Vishwakarma RA,Kaddoumi A,Kumar A

更新日期：2021-01-19 00:00:00

abstract：:ISG15 (ISG15 ubiquitin-like modifier), a ubiquitin-like protein, is one of the major type I IFN (interferon) effector systems. ISG15 can be conjugated to target proteins (ISGylation) via the stepwise action of E1, E2, and E3 enzymes. Conjugated ISG15 can be removed (deISGylated) from target proteins by USP18 (ubiquiti...

journal_title：Autophagy

authors： Xu D,Zhang T,Xiao J,Zhu K,Wei R,Wu Z,Meng H,Li Y,Yuan J

更新日期：2015-04-03 00:00:00

abstract：:Autophagy is a degradative pathway conserved among eukaryotes. It is a major route for degradation of long-lived proteins and entire organelles, such as peroxisomes. Atg26, a sterol glucosyltransferase, is specifically required for micro- and macropexophagy, but not for starvation-induced bulk autophagy in Pichia past...

journal_title：Autophagy

authors： Cao Y,Klionsky DJ

更新日期：2007-01-01 00:00:00

abstract：:Helicobacter pylori is a gram negative pathogen that infects at least half of the world's population and is associated not only with gastric cancer but also with other diseases such as gastritis and peptic ulcers. Indeed, H. pylori is considered the single most important risk factor for the development of gastric canc...

journal_title：Autophagy

authors： Raju D,Jones NL

更新日期：2010-01-01 00:00:00

abstract：:Macroautophagy/autophagy is critical in maintaining cellular functions and homeostasis. Dynamic regulation of autophagy is associated with development of nonalcoholic fatty liver disease (NAFLD) and nonalcoholic steatohepatitis (NASH); however, the mechanisms involved in the regulation of autophagy in NAFLD/NASH are n...

journal_title：Autophagy

authors： Wu X,Nagy LE

更新日期：2020-07-01 00:00:00

abstract：:Ubiquitin-proteasome system and autophagy are the two major mechanisms for protein degradation in eukaryotic cells. LC3, a ubiquitin-like protein, plays an essential role in autophagy through its ability to be conjugated to phosphatidylethanolamine. In this study, we discovered a novel LC3-processing activity, and bio...

journal_title：Autophagy

authors： Gao Z,Gammoh N,Wong PM,Erdjument-Bromage H,Tempst P,Jiang X

更新日期：2010-01-01 00:00:00

abstract：:A steady increase in life expectancy has resulted in an equivalent increase in elderly patients who are more susceptible to diseases than young patients. In a recent study, we found that in both in vitro and in vivo models of ischemia/reperfusion (I/R), a loss of ATG4B is causatively associated with the increased sens...

journal_title：Autophagy

authors： Wang JH,Behrns KE,Leeuwenburgh C,Kim JS

更新日期：2012-01-01 00:00:00

abstract：:Macroautophagy/autophagy is an intracellular stress survival and recycling system whereas phagocytosis internalizes material from the extracellular milieu; yet, both pathways utilize lysosomes for cargo degradation. Whereas autophagy occurs in all cells, phagocytosis is performed by cell types such as macrophages and ...

journal_title：Autophagy

authors： Muniz-Feliciano L,Doggett TA,Zhou Z,Ferguson TA

更新日期：2017-01-01 00:00:00

abstract：:Mitochondrial morphological and structural changes play a role in several cellular processes, including apoptosis. We recently reported that mitochondrial elongation is also critical to sustain cell viability during macroautophagy. During macroautophagy unopposed mitochondrial fusion leads to organelle elongation both...

journal_title：Autophagy

authors： Gomes LC,Scorrano L

更新日期：2011-10-01 00:00:00

abstract：:Mitochondria are the primary site of energy production in animal cells. In mitochondria, the flow of electrons through the electron transport chain creates a potential difference across the inner membrane, which is utilized for ATP production. However, due to inherent inefficiencies in electron transport, reactive oxy...

journal_title：Autophagy

authors： Zhang J,Ney PA

更新日期：2010-04-01 00:00:00

abstract：:Quercetin, a dietary antioxidant present in fruits and vegetables, is a promising cancer chemopreventive agent that inhibits tumor promotion by inducing cell cycle arrest and promoting apoptotic cell death. In this study, we examined the biological activities of quercetin against gastric cancer. Our studies demonstrat...

journal_title：Autophagy

authors： Wang K,Liu R,Li J,Mao J,Lei Y,Wu J,Zeng J,Zhang T,Wu H,Chen L,Huang C,Wei Y

更新日期：2011-09-01 00:00:00

abstract：:Autophagy is a conserved membrane traffic pathway that equips eukaryotic cells to capture cytoplasmic components within a double-membrane vacuole, or autophagosome, for delivery to lysosomes. Although best known as a mechanism to survive starvation, autophagy is now recognized to combat infection by a variety of micro...

journal_title：Autophagy

authors： Dubuisson JF,Swanson MS

更新日期：2006-07-01 00:00:00

abstract：:Macroautophagy/autophagy is a catabolic process that is essential for cellular homeostasis. How autophagosomal vesicle forms in a spatio-temporally regulated manner remains elusive. Our recent study revealed that small GTPase, RAB37 (RAB37, member RAS oncogene family), functions as a key organizer of autophagosomal me...

journal_title：Autophagy

authors： Song Y,Shang D,Cheng H,Zhou R

更新日期：2018-01-01 00:00:00

abstract：:Numerous studies have reported that inhibition of MTOR (mechanistic target of rapamycin kinase) clearly reduces Alzheimer disease neuropathological hallmarks in mouse models. This has resulted in calls for the use of the MTOR inhibitor rapamycin for the treatment of dementia in humans. Unfortunately, intervention with...

journal_title：Autophagy

authors： Carosi JM,Sargeant TJ

更新日期：2019-08-01 00:00:00

abstract：:Heme is an essential molecule expressed in many tissues where it plays key roles as the prosthetic group of several proteins involved in vital physiological and metabolic processes such as gas and electron transport. Structurally, heme is a tetrapyrrole ring containing an atom of iron (Fe) in its center. When released...

journal_title：Autophagy

authors： Travassos LH,Vasconcellos LR,Bozza MT,Carneiro LA

更新日期：2017-03-04 00:00:00

abstract：:Phosphatidylinositol-3-phosphate (PtdIns3P) is essential for generating autophagosomes and regulating endocytic trafficking. Recently, we have shown that the activities of human PIK3C3/VPS34-containing complexes I and II, which synthesize PtdIns3P, are greatly affected by three membrane physicochemical parameters: lip...

journal_title：Autophagy

authors： Ohashi Y,Tremel S,Williams RL

更新日期：2021-01-15 00:00:00

abstract：:Aged and damaged mitochondria can be selectively degraded by specific autophagic elimination, termed mitophagy. Defects in mitophagy have been increasingly linked to several diseases including neurodegenerative diseases, metabolic diseases and other aging-related diseases. However, the molecular mechanisms of mitophag...

journal_title：Autophagy

authors： Xu G,Li T,Chen J,Li C,Zhao H,Yao C,Dong H,Wen K,Wang K,Zhao J,Xia Q,Zhou T,Zhang H,Gao P,Li A,Pan X

更新日期：2018-01-01 00:00:00

abstract：:In 2013, Dr. Lora Hooper and colleagues described the induction of antibacterial macroautophagy/autophagy in intestinal epithelial cells as a cytoprotective host defense mechanism against invading Salmonella enterica serovar Typhimurium (S. Typhimurium). Canonical autophagy functions in a primarily degradative capacit...

journal_title：Autophagy

authors： Delorme-Axford E,Klionsky DJ

更新日期：2018-01-01 00:00:00

abstract：:Phagocytosis plays a central role in immunity and tissue homeostasis. After internalization of cargo into single-membrane phagosomes, these compartments undergo a maturation sequences that terminates in lysosome fusion and cargo degradation. Components of the autophagy pathway have recently been linked to phagosome ma...

journal_title：Autophagy

authors： Cemma M,Grinstein S,Brumell JH

更新日期：2016-09-01 00:00:00

abstract：:Microglia are innate immune cells in the central nervous system (CNS), that supplies neurons with key factors for executing autophagosomal/lysosomal functions. Macroautophagy/autophagy is a cellular catabolic process that maintains cell balance in response to stress-related stimulation. Abnormal autophagy occurs with ...

journal_title：Autophagy

authors： Li Y,Zhou D,Ren Y,Zhang Z,Guo X,Ma M,Xue Z,Lv J,Liu H,Xi Q,Jia L,Zhang L,Liu Y,Zhang Q,Yan J,Da Y,Gao F,Yue J,Yao Z,Zhang R

更新日期：2019-03-01 00:00:00

abstract：:Hepatocellular carcinoma (HCC) is the consequence of chronic liver damage caused by the excessive generation of reactive oxygen species (ROS). To mitigate the deleterious effects of ROS, cells activate the transcription factor NFE2L2/NRF2, which is constitutively degraded through its partner KEAP1. The inactivation of...

journal_title：Autophagy

authors： Moscat J,Diaz-Meco MT

更新日期：2020-10-01 00:00:00

abstract：:Here, we present a summary of our recent findings on the (patho-)physiological relevance of PINK1-phosphorylated ubiquitin (p-S65-Ub). Using novel polyclonal antibodies, we find that p-S65-Ub specifically accumulates on damaged mitochondria. Phosphorylation of ubiquitin on serine 65 depends on the activity of PINK1 an...

journal_title：Autophagy

authors： Fiesel FC,Springer W

更新日期：2015-11-02 00:00:00

abstract：:Numerous cardiomyocytes were found to show autophagic vacuolar degeneration in the UM-X7.1 hamster model of human dilated cardiomyopathy, and autophagy-related proteins--i.e., ubiquitin, cathepsin D and Rab7--were upregulated in those hearts. Importantly, Evans blue-positive cardiomyocytes with leaky plasma membranes ...

journal_title：Autophagy

authors： Takemura G,Miyata S,Kawase Y,Okada H,Maruyama R,Fujiwara H

更新日期：2006-07-01 00:00:00

abstract：:Shigella, the causative agent of human bacillary dysentery, invades the host cell, rapidly breaking the phagosome and multiplying in the cytosol. Here, we summarize our recent work showing the targeting of the leftover membrane remnants to autophagy together with trapped membrane-associated signaling molecules recruit...

journal_title：Autophagy

authors： Dupont N,Lafont F

更新日期：2009-11-01 00:00:00

abstract：:Delivery of cellular contents to yeast vacuoles/mammalian lysosomes via autophagy ensures long-term cell survival and extends life span. When cultured yeast cells are grown for a prolonged period of time to enter stationary phase, a nondividing state mimicking quiescence, vacuolar membrane proteins partition into eith...

journal_title：Autophagy

authors： Wang CW

更新日期：2014-01-01 00:00:00

abstract：:Cytotoxic necrotizing factor 1 is a bacterial protein toxin from Escherichia coli that is able to activate the Rho GTPases and to hinder apoptosis and mitotic catastrophe. Upon exposure to toxin, cells undergo a complex framework of changes, including cytoskeleton remodeling and multinucleation. These cells also show ...

journal_title：Autophagy

authors： Fiorentini C,Malorni W

更新日期：2006-10-01 00:00:00

abstract：:Macroautophagy/autophagy involves the formation of an autophagosome, a double-membrane vesicle that delivers sequestered cytoplasmic cargo to lysosomes for degradation and recycling. Closely related, endocytosis mediates the sorting and transport of cargo throughout the cell, and both processes are important for cellu...

journal_title：Autophagy

authors： Palmisano NJ,Rosario N,Wysocki M,Hong M,Grant B,Meléndez A

更新日期：2017-10-03 00:00:00