Abstract:
:The majority of developmentally programmed cell death (PCD) is mediated by caspase-dependent apoptosis; however, additional modalities, including autophagy-dependent cell death, have important spatiotemporally restricted functions. Autophagy involves the engulfment of cytoplasmic components in a double membrane vesicle for delivery to the lysosome. An established model for autophagy-dependent PCD is Drosophila larval midgut removal during metamorphosis. Our previous work demonstrated that growth arrest is required to initiate autophagy-dependent midgut degradation and Target of rapamycin (Tor) limits autophagy induction. In further studies, we uncovered a role for Decapentaplegic (Dpp) in coordinating midgut degradation. Here, we provide new data to show that Dpp interacts with Tor during midgut degradation. Inhibiting Tor rescued the block in midgut degradation due to Dpp signaling. We propose that Dpp is upstream of Tor and down-regulation promotes growth arrest and autophagy-dependent midgut degradation. These findings underscore a relationship between Dpp and Tor signaling in the regulation of cell growth and tissue removal.
journal_name
Cell Death Disjournal_title
Cell death & diseaseauthors
Denton D,Xu T,Dayan S,Nicolson S,Kumar Sdoi
10.1038/s41419-019-1368-9subject
Has Abstractpub_date
2019-02-08 00:00:00pages
111issue
2issn
2041-4889pii
10.1038/s41419-019-1368-9journal_volume
10pub_type
杂志文章abstract::Inflammation plays an important role in hypertensive cardiac injury. The endoplasmic reticulum (ER) stress pathway is involved in the inflammatory response. However, the role of ER stress in elevated angiotensin II (Ang II)-induced cardiac injury remains unclear. In this study, we investigated the role of ER stress in...
journal_title:Cell death & disease
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abstract::High oxalic acid and calcium oxalate (CaOx)-induced renal tubular epithelial cell (TEC) injury plays a key role in nephrolithiasis. However, the mechanism remains unknown. Gene array analysis of the mice nephrolithiasis model indicated significant downregulation of sirtuin 3 (Sirt3) and activation of mitogen-activated...
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journal_title:Cell death & disease
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abstract::STAT1, which carries tumor suppressor functions in several models, consists of two isoforms, namely STAT1α and STAT1β. The biological function and significance of STAT1β has never been examined in human cancer. We examined STAT1β function in esophageal squamous cell carcinoma (ESCC) by transfecting a STAT1β gene into ...
journal_title:Cell death & disease
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journal_title:Cell death & disease
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journal_title:Cell death & disease
pub_type: 杂志文章
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journal_title:Cell death & disease
pub_type: 杂志文章
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abstract::Circular RNAs (circRNAs) have been identified play a vital role in various different types of cancer via sponging miRNAs (microRNAs). However, their role in lung adenocarcinoma (LUAD) remains largely unclear. In this study, we systematically characterized the circRNA expression profiles in the LUAD cancer tissues and ...
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journal_title:Cell death & disease
pub_type: 杂志文章
doi:10.1038/s41419-019-1811-y
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journal_title:Cell death & disease
pub_type: 杂志文章
doi:10.1038/cddis.2013.355
更新日期:2013-10-03 00:00:00
abstract::Hepatocellular carcinoma is the sixth most common cancer and gives rise to numerous deaths around the world every year. However, the molecular mechanism that controls hepatocarcinogenesis remains largely unknown. Here we found out an uncharacterized long noncoding RNA named lncAKHE. We found that lncAKHE was highly ex...
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pub_type: 杂志文章
doi:10.1038/s41419-018-0554-5
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journal_title:Cell death & disease
pub_type: 杂志文章
doi:10.1038/s41419-020-2715-6
更新日期:2020-07-06 00:00:00
abstract::Esophageal squamous cell carcinoma (ESCC) is one of the deadliest cancers, and it requires novel treatment approaches and effective drugs. In the present study, we found that treatment with plumbagin, a natural compound, reduced proliferation and survival of the KYSE150 and KYSE450 ESCC cell lines in a dose-dependent ...
journal_title:Cell death & disease
pub_type: 杂志文章
doi:10.1038/s41419-017-0068-6
更新日期:2018-01-16 00:00:00
abstract::Adenanthin, a natural diterpenoid isolated from the leaves of Isodon adenanthus, has recently been reported to induce leukemic cell differentiation by targeting peroxiredoxins (Prx) I and II. On the other hand, increasing lines of evidence propose that these Prx proteins would become potential targets to screen drugs ...
journal_title:Cell death & disease
pub_type: 杂志文章
doi:10.1038/cddis.2014.345
更新日期:2014-09-04 00:00:00
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journal_title:Cell death & disease
pub_type: 杂志文章
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journal_title:Cell death & disease
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journal_title:Cell death & disease
pub_type: 杂志文章
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abstract::The ubiquitin-proteasome system (UPS) and macroautophagy (autophagy) are central to normal proteostasis and interdependent in that autophagy is known to compensate for the UPS to alleviate ensuing proteotoxic stress that impairs cell function. UPS and autophagy dysfunctions are believed to have a major role in the pat...
journal_title:Cell death & disease
pub_type: 杂志文章
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更新日期:2017-01-05 00:00:00
abstract::Gastric cancer (GC) ranks among the top five malignant tumors worldwide by the incidence and mortality rate. However, the mechanisms underlying its progression are poorly understood. In this study, we investigated the role of SIRT1, a class III deacetylase, in the invasion and metastasis of GC. Here, we found that kno...
journal_title:Cell death & disease
pub_type: 杂志文章
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更新日期:2018-09-24 00:00:00
abstract::Dysfunctional mitochondria have been shown to enhance cancer cell proliferation, reduce apoptosis, and increase chemoresistance. Chemoresistance develops in nearly all patients with colorectal cancer, leading to a decrease in the therapeutic efficacies of anticancer agents. However, the effect of dynamin-related prote...
journal_title:Cell death & disease
pub_type: 杂志文章
doi:10.1038/s41419-018-1019-6
更新日期:2018-09-26 00:00:00
abstract::Histones and their post-translational modifications have key roles in chromatin remodeling and gene transcription. Besides intranuclear functions, histones act as damage-associated molecular pattern molecules when they are released into the extracellular space. Administration of exogenous histones to animals leads to ...
journal_title:Cell death & disease
pub_type: 杂志文章,评审
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更新日期:2014-08-14 00:00:00
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journal_title:Cell death & disease
pub_type: 杂志文章
doi:10.1038/cddis.2009.22
更新日期:2010-01-01 00:00:00
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journal_title:Cell death & disease
pub_type: 杂志文章,评审
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更新日期:2020-05-04 00:00:00
abstract::Apoptosis has been established as a mechanism of anti-cancer defense. Members of the BCL-2 family are critical mediators of apoptotic cell death in health and disease, often found to be deregulated in cancer and believed to lead to the survival of malignant clones. However, over the years, a number of studies pointed ...
journal_title:Cell death & disease
pub_type: 杂志文章,评审
doi:10.1038/cddis.2015.20
更新日期:2015-03-05 00:00:00