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PMID |
Sentence |
1 |
11846220
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Moreover, the integrity of the epithelial barrier is preserved because DCs express tight junction proteins, such as occludin, claudin 1 and Junctional Adhesion Molecule (JAM) and can establish tight junctions-like structures with neighbouring epithelial cells.
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2 |
18579606
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Combining confocal microscopy with biochemical analysis and studies of infection requirements using pharmacological inhibitors and small interfering RNAs, we show here that engagement of CD81 activates the Rho GTPase family members Rac, Rho, and Cdc42 and that the block of these signaling pathways drastically reduces HCV infectivity.
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3 |
18579606
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Activation of Rho GTPases mediates actin-dependent relocalization of the HCV E2/CD81 complex to cell-cell contact areas where CD81 comes into contact with the tight-junction proteins occludin, ZO-1, and claudin-1, which was recently described as an HCV coreceptor.
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4 |
19273272
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These include CD81, highly sulfated heparan sulfate, the low-density lipoprotein receptor, scavenger receptor class B type I and claudin-1.
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5 |
21734774
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Despite the recent discovery of the tight junction-associated proteins claudin-1 and occludin as HCV co-receptors, which is an important step towards the understanding of HCV entry, the precise mechanisms are still largely unknown.
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6 |
23429668
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HCV entry is a complex multistep process involving multiple cell cofactors (glycosaminoglycans, low density lipoprotein receptor, SR-B1, CD81, claudin-1, occludin, EGFR, EphA2) in the interaction with HCV E1/E2 envelope glycoproteins.
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7 |
23682078
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Silencing the most highly upregulated genes, CDH3, CLDN1, KRT23, and MMP7, in adenoma and CRC cell lines resulted in a significant decrease in viability (P < 0.0001) and proliferation (P < 0.0001) as compared to controls and an increase in cellular apoptosis (P < 0.05 for CDH3, KRT23).
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8 |
23682078
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To determine whether these proteins were immunogens, we interrogated sera from early stage CRC patients and controls and found significantly elevated CDH3 (P = 0.006), KRT23 (P = 0.0007), and MMP7 (P < 0.0001) serum immunoglobulin G in cases as compared to controls.
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9 |
25268493
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The inner foreskin of healthy males at risk of HIV infection harbors epithelial CD4+ CCR5+ cells and has features of an inflamed epidermal barrier.
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10 |
25268493
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However, multiple suprabasal tight junction differences were identified: 1) inner foreskin stratum corneum was thinner than outer (p = 0.035); 2) claudin 1 had extended membrane-bound localization throughout inner epidermis stratum spinosum (p = 0.035); 3) membrane-bound claudin 4 was absent from inner foreskin stratum granulosum (p = 0.035); and 4) occludin had increased membrane deposition in inner foreskin stratum granulosum (p = 0.042) versus outer.
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11 |
25268493
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A setting of inflammation was further supported by inner foreskin epithelial explant cultures secreting higher levels of GM-CSF (p = 0.029), IP-10 (p = 0.035) and RANTES (p = 0.022) than outer foreskin, and also containing an increased density of CCR5+ and CD4+ CCR5+ cells (p = 0.022).
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12 |
25790047
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Human factors, namely low-density lipoprotein receptor (hLDLR), CD81 (hCD81), scavenger receptor class B type I (hSCARB1), occludin (hOCLN) and claudin 1 (hCLDN1) are all required for rendering mouse hepatocytes permissive to HCV.
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13 |
25790047
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Tandem overexpression of hLDLR, hSCARB1, hCD81, hCLDN1 and hOCLN is a novel approach to tailoring mouse hepatocytes to HCV binding and entry which can be further used to establish a mouse model of HCV infection as a basis for developing antiviral drugs and vaccines.
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14 |
25790047
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Human factors, namely low-density lipoprotein receptor (hLDLR), CD81 (hCD81), scavenger receptor class B type I (hSCARB1), occludin (hOCLN) and claudin 1 (hCLDN1) are all required for rendering mouse hepatocytes permissive to HCV.
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15 |
25790047
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Tandem overexpression of hLDLR, hSCARB1, hCD81, hCLDN1 and hOCLN is a novel approach to tailoring mouse hepatocytes to HCV binding and entry which can be further used to establish a mouse model of HCV infection as a basis for developing antiviral drugs and vaccines.
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16 |
26277777
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Identification of CCL2, RARRES2 and EFNB2 as host cell factors that influence the multistep replication of respiratory syncytial virus.
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17 |
26277777
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Among the genes identified, chemokine (C-C motif) ligand 2 (CCL2), retinoic acid receptor responder protein 2 (RARRES2) and ephrin-B2 (EFNB2) had a positive effect on RSV replication.
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18 |
26277777
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CCL2 expression also disrupted the distribution of claudin-1, a tight junction protein, suggesting that CCL2 plays a role in claudin-based tight junction formation during RSV replication.
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19 |
26277777
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The knockdown of EFNB2 and RARRES2 by siRNA in RSV-susceptible cell lines (HEp-2 and A549) resulted in reduced RSV replication, suggesting that EFNB2 and RARRES2 participate in RSV replication.
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20 |
26277777
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Together, our findings suggest that CCL2, RARRES2 and EFNB2 are host cell factors involved in RSV replication.
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