Original Literature | Model OverView |
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Publication
Title
Proximal effects of Toll-like receptor activation in dendritic cells.
Affiliation
Division of Cell Biology and Immunology, College of Life Sciences, University ofDundee, Dundee DD1 5EH, United Kingdom. c.watts@dundee.ac.uk
Abstract
Toll-like receptor (TLR) signals induce dendritic cell (DC) differentiation andinfluence the immunological outcome of their interactions with T cells. Recentin vitro studies demonstrate that TLR signals also trigger strikingreorganisation of the DC vacuolar compartments, the cytoskeleton and themachinery of protein translation and turnover. Moreover, TLR ligation withinendosomes and phagosomes appears to establish organelle autonomous signals.These changes, which mostly occur within minutes to a few hours after TLRengagement, are adaptations relevant to the antigen capture, processing andmigratory phases of the DC life history.
PMID
17142025
|
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and
mass
coefficient1:0.1
coefficient2:1.0
stoichiometry:c1 : 1
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m155666*0.1
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PMID: 17142025, 16849464 In human DCs, LPS-induced prostaglandin E2 (PGE2) production appeared to be crucial because podosome loss was blocked by indomethacin and triggered by addition of PGE2
--
and
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m22*m27*m26*0.1
nodelay
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PMID: 17142025, 15815647 Nonetheless, this compartmental specificity seems to control the immunological outcome, partly at least because a complex of the transcription factor IRF7 and the signalling adaptor MyD88, both of which are known to be needed for Type I interferon production, is recruited to early endosomes in pDC
--
and
mass
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nodelay
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PMID: 17142025, 16785530 A clue as to how MHC class II traffic might be regulated in DCs came from a demonstration that transgenic or in vitro overexpression of the E3-ligase cMIR leads to down-regulation of MHC class II molecules through ubiquitination of lysine 225 in the ¦Â chain PMID: 17142025, 17174123, 17051151 Two new studies show that this residue is oligo-ubiquitinated in immature DCs but not in mature DCs
p12
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m155666*0.1
nodelay
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PMID: 17142025, 9285592, 9285591 DC maturation, driven typically by LPS signalling, results in dramatically increased levels of cell surface MHC class I and class II molecules in human and murine DCs
--
and
mass
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m32*m155666*0.1
nodelay
--
0
PMID: 17142025, 9285592, 9285591 DC maturation, driven typically by LPS signalling, results in dramatically increased levels of cell surface MHC class I and class II molecules in human and murine DCs
p14
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m155666*0.1
nodelay
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PMID: 17142025, 9285592, 9285591 DC maturation, driven typically by LPS signalling, results in dramatically increased levels of cell surface MHC class I and class II molecules in human and murine DCs
--
and
mass
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coefficient2:1.0
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m34*m155666*0.1
nodelay
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0
PMID: 17142025, 9285592, 9285591 DC maturation, driven typically by LPS signalling, results in dramatically increased levels of cell surface MHC class I and class II molecules in human and murine DCs
--
and
mass
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stoichiometry:c10 : 1
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m6*0.1
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PMID: 17142025, 10998139, 11123310, 12842997 These include the scavenger receptor MARCO and the actin cross-linking protein fascin , which are expressed only in mature DCs and are in part responsible for their distinctive morphology and ability to interact with T cells.
--
and
mass
coefficient1:0.1
coefficient2:1.0
stoichiometry:c11 : 1
stoichiometry:c5 : 1
m6*0.1
nodelay
--
0
PMID: 17142025, 10998139, 11123310, 12842997 These include the scavenger receptor MARCO and the actin cross-linking protein fascin , which are expressed only in mature DCs and are in part responsible for their distinctive morphology and ability to interact with T cells.
--
and
mass
coefficient1:0.1
coefficient2:1.0
stoichiometry:c3 : 1
stoichiometry:c12 : 1
stoichiometry:c4 : 1
m12*m6*0.1
nodelay
--
0
PMID: 17142025, 10998139, 11123310, 12842997 These include the scavenger receptor MARCO and the actin cross-linking protein fascin , which are expressed only in mature DCs and are in part responsible for their distinctive morphology and ability to interact with T cells.
--
and
mass
coefficient1:0.1
coefficient2:1.0
stoichiometry:c7 : 1
stoichiometry:c9 : 1
stoichiometry:c8 : 1
m11*m6*0.1
nodelay
--
0
PMID: 17142025, 10998139, 11123310, 12842997 These include the scavenger receptor MARCO and the actin cross-linking protein fascin , which are expressed only in mature DCs and are in part responsible for their distinctive morphology and ability to interact with T cells.
--
and
mass
coefficient1:0.1
coefficient2:1.0
stoichiometry:c13 : 1
stoichiometry:c14 : 1
stoichiometry:c15 : 1
m17*m16*0.1
nodelay
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PMID: 17142025,15860593 A recent study on the Toxoplasma gondii parasite suggests that it can. T. gondii profilin, a ligand for TLR11 is immunodominant in the CD4 T-cell response
--
and
mass
coefficient1:0.1
coefficient2:1.0
stoichiometry:c16 : 1
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m23*m21*0.1
nodelay
--
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PMID: 17142025, 11861616 Upon recognition of different types of CpG-containing DNA sequences, TLR9 in pDCs either triggers production of type I interferon (CpG-A) or drives pDC maturation (CpG-B), as measured by elevated expression of costimulatory molecules
--
and
mass
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coefficient2:1.0
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m28*0.1
nodelay
--
0
PMID: 17142025, 11861616 Upon recognition of different types of CpG-containing DNA sequences, TLR9 in pDCs either triggers production of type I interferon (CpG-A) or drives pDC maturation (CpG-B), as measured by elevated expression of costimulatory molecules PMID: 17142025, 15815647 Nonetheless, this compartmental specificity seems to control the immunological outcome, partly at least because a complex of the transcription factor IRF7 and the signalling adaptor MyD88, both of which are known to be needed for Type I interferon production, is recruited to early endosomes in pDC
--
and
mass
coefficient1:0.1
coefficient2:1.0
stoichiometry:c22 : 1
stoichiometry:c23 : 1
stoichiometry:c21 : 1
m24*m28*0.1
nodelay
--
0
PMID: 17142025, 11861616 Upon recognition of different types of CpG-containing DNA sequences, TLR9 in pDCs either triggers production of type I interferon (CpG-A) or drives pDC maturation (CpG-B), as measured by elevated expression of costimulatory molecules PMID: 17142025, 15815647 Nonetheless, this compartmental specificity seems to control the immunological outcome, partly at least because a complex of the transcription factor IRF7 and the signalling adaptor MyD88, both of which are known to be needed for Type I interferon production, is recruited to early endosomes in pDC
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