PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24971706-2 2014 The pestivirus bovine viral diarrhoea virus (BVDV) is a surrogate model for HCV infection and NTZ induced PKR and eIF2alpha phosphorylation in both uninfected and BVDV-infected cells. nitazoxanide 94-97 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 106-109 31402258-3 2019 NTZ significantly inhibits EBOV replication in human cells through its effects on RIG-I and protein kinase R (PKR), suggesting that it counteracts EBOV VP35 protein"s ability to block RIG-I and PKR sensing of EBOV. nitazoxanide 0-3 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 92-108 31402258-3 2019 NTZ significantly inhibits EBOV replication in human cells through its effects on RIG-I and protein kinase R (PKR), suggesting that it counteracts EBOV VP35 protein"s ability to block RIG-I and PKR sensing of EBOV. nitazoxanide 0-3 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 110-113 31402258-3 2019 NTZ significantly inhibits EBOV replication in human cells through its effects on RIG-I and protein kinase R (PKR), suggesting that it counteracts EBOV VP35 protein"s ability to block RIG-I and PKR sensing of EBOV. nitazoxanide 0-3 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 194-197 19664635-4 2009 METHODS: We analyzed the effects of NTZ on the regulation of eukaryotic initiation factor-2alpha (eIF2alpha) and its IFN-induced kinase, protein kinase activated by double-stranded RNA (PKR), in cells that support HCV RNA replication and in vitro biochemical assays. nitazoxanide 36-39 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 186-189 23553458-5 2013 Similarly to IFN, NTZ increases the activity of the cellular protein kinase activated by double-stranded RNA (PKR), a key kinase in the innate antiviral response. nitazoxanide 18-21 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 110-113 23553458-6 2013 In order to elucidate whether sequence heterogeneity in the PKR-binding domain of HCV NS5A genotype 1 could influence the antiviral activity of either NTZ monotherapy or peg-IFN + RBV, baseline and end-of-therapy plasma samples from two groups of eleven non-responder HIV/HCV-coinfected patients that had received NTZ or peg-IFN + RBV were studied. nitazoxanide 151-154 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 60-63 23553458-6 2013 In order to elucidate whether sequence heterogeneity in the PKR-binding domain of HCV NS5A genotype 1 could influence the antiviral activity of either NTZ monotherapy or peg-IFN + RBV, baseline and end-of-therapy plasma samples from two groups of eleven non-responder HIV/HCV-coinfected patients that had received NTZ or peg-IFN + RBV were studied. nitazoxanide 314-317 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 60-63 19664635-7 2009 NTZ also increased PKR phosphorylation. nitazoxanide 0-3 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 19-22 19664635-8 2009 In vitro, NTZ promoted PKR autophosphorylation, a key step in activating PKR"s kinase activity for eIF2alpha. nitazoxanide 10-13 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 23-26 19664635-8 2009 In vitro, NTZ promoted PKR autophosphorylation, a key step in activating PKR"s kinase activity for eIF2alpha. nitazoxanide 10-13 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 73-76 19664635-9 2009 Finally, NTZ-induced eIF2alpha phosphorylation was reduced in the presence of specific inhibitors of PKR autophosphorylation. nitazoxanide 9-12 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 101-104 19664635-10 2009 CONCLUSIONS: An important mechanism of NTZ"s action involves activation of PKR, a key kinase that regulates the cell"s innate antiviral response. nitazoxanide 39-42 eukaryotic translation initiation factor 2 alpha kinase 2 Homo sapiens 75-78