Results 91 to 100 of about 27,335,054 (258)

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Interplay between SpaO variants shapes the architecture of the Salmonella type III secretion sorting platform

open access: yesmBio
Salmonella enterica utilizes a virulence-associated type III secretion system (T3SS) to inject bacterial effectors directly into host cells. Central to this machinery is the sorting platform (SP), a cytosolic assembly whose core scaffolding protein, SpaO,
José Eduardo Soto   +3 more
doaj   +1 more source

Type III Secretion Systems

open access: yes, 2003
Type III secretion system (TTSS) is believed to have originally evolved from the flagellar export system and is now dispersed among a number of both animal‐ and plant‐interacting gram‐negative bacteria.
Schesser, Kurt   +2 more
core   +1 more source

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

Regulation of the Yersinia type III secretion system: traffic control

open access: yesFrontiers in Cellular and Infection Microbiology, 2013
Yersinia species, as well as many other Gram-negative pathogens, use a type III secretion system (T3SS) to translocate effector proteins from the bacterial cytoplasm to the host cytosol.
Rebecca eDewoody   +2 more
doaj   +1 more source

Edwardsiella tarda-Induced Cytotoxicity Depends on Its Type III Secretion System and Flagellin

open access: yes, 2014
Many Gram-negative bacteria utilize a type III secretion system (T3SS) to translocate virulence proteins into host cells to cause diseases. In responding to infection, macrophages detect some of the translocated proteins to activate caspase-1-mediated ...
Holden, David W.   +6 more
core   +1 more source

Loss of proton‐sensing TDAG8 increases tumor progression in mouse models of colon cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the pH‐sensing receptor TDAG8 accelerates colorectal cancer progression in mice. Animals lacking TDAG8 expression had increased tumor growth, DNA damage, and recruitment of tumor‐associated immune cells, including macrophages, neutrophils, and monocytes.
Ermanno Malagola   +11 more
wiley   +1 more source

High-Throughput Screening of Type III Secretion Determinants Reveals a Major Chaperone-Independent Pathway

open access: yesmBio, 2018
Numerous Gram-negative bacterial pathogens utilize type III secretion systems (T3SSs) to inject tens of effector proteins directly into the cytosol of host cells.
Nadja Heinz Ernst   +3 more
doaj   +1 more source

The Structure of the Type III Secretion System Needle Complex

open access: yes, 2019
Introduction -- Evolution of type III secretion systems -- Transcriptional and post-transcriptional regulatory mechanisms controlling type III secretion -- Assembly of type III secretion machines -- Structure of the type III secretion needle complex ...
Nikolaus Goessweiner-Mohr   +5 more
core   +1 more source

Microreview: type IV secretion systems: versatility and diversity in function [PDF]

open access: yes, 2010
Type IV secretion systems (T4SSs) are large protein complexes which traverse the cell envelope of many bacteria. They contain a channel through which proteins or protein–DNA complexes can be translocated.
Angel Rivera-Calzada   +5 more
core   +1 more source

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