PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9973252-2 1999 The mechanism underlying this down-regulation was studied in the rat liver cell line CWSV-1, where continuous GH suppressed the level of activated (tyrosine- phosphorylated) STAT5b to approximately 10-20% of the maximal GH pulse-induced STAT5b signal within 3 h. In contrast to the robust JAK2 kinase-dependent STAT5b activation loop that is established by a GH pulse, JAK2 kinase signaling to individual STAT5b molecules was found to be short lived in cells treated with GH continuously. Tyrosine 148-156 signal transducer and activator of transcription 5B Rattus norvegicus 174-180 9973252-4 1999 Increased STAT5b DNA-binding activity was observed in cells treated with the proteasome inhibitor MG132, suggesting that at least one component of the GH receptor (GHR)-JAK2-STAT5b signaling pathway becomes labile in response to continuous GH treatment. benzyloxycarbonylleucyl-leucyl-leucine aldehyde 98-103 signal transducer and activator of transcription 5B Rattus norvegicus 10-16 9973252-4 1999 Increased STAT5b DNA-binding activity was observed in cells treated with the proteasome inhibitor MG132, suggesting that at least one component of the GH receptor (GHR)-JAK2-STAT5b signaling pathway becomes labile in response to continuous GH treatment. benzyloxycarbonylleucyl-leucyl-leucine aldehyde 98-103 growth hormone receptor Rattus norvegicus 151-162 9973252-4 1999 Increased STAT5b DNA-binding activity was observed in cells treated with the proteasome inhibitor MG132, suggesting that at least one component of the GH receptor (GHR)-JAK2-STAT5b signaling pathway becomes labile in response to continuous GH treatment. benzyloxycarbonylleucyl-leucyl-leucine aldehyde 98-103 growth hormone receptor Rattus norvegicus 164-167 9973252-4 1999 Increased STAT5b DNA-binding activity was observed in cells treated with the proteasome inhibitor MG132, suggesting that at least one component of the GH receptor (GHR)-JAK2-STAT5b signaling pathway becomes labile in response to continuous GH treatment. benzyloxycarbonylleucyl-leucyl-leucine aldehyde 98-103 Janus kinase 2 Rattus norvegicus 169-173 9973252-4 1999 Increased STAT5b DNA-binding activity was observed in cells treated with the proteasome inhibitor MG132, suggesting that at least one component of the GH receptor (GHR)-JAK2-STAT5b signaling pathway becomes labile in response to continuous GH treatment. benzyloxycarbonylleucyl-leucyl-leucine aldehyde 98-103 signal transducer and activator of transcription 5B Rattus norvegicus 174-180 9973252-5 1999 The phosphotyrosine phosphatase inhibitor pervanadate fully reversed the down-regulation of STAT5b DNA-binding activity in continuous GH-treated cells by a mechanism that involves both increased STAT5b activation and decreased STAT5b dephosphorylation. pervanadate 42-53 signal transducer and activator of transcription 5B Rattus norvegicus 92-98 9973252-5 1999 The phosphotyrosine phosphatase inhibitor pervanadate fully reversed the down-regulation of STAT5b DNA-binding activity in continuous GH-treated cells by a mechanism that involves both increased STAT5b activation and decreased STAT5b dephosphorylation. pervanadate 42-53 signal transducer and activator of transcription 5B Rattus norvegicus 195-201 9973252-5 1999 The phosphotyrosine phosphatase inhibitor pervanadate fully reversed the down-regulation of STAT5b DNA-binding activity in continuous GH-treated cells by a mechanism that involves both increased STAT5b activation and decreased STAT5b dephosphorylation. pervanadate 42-53 signal transducer and activator of transcription 5B Rattus norvegicus 195-201 9973252-6 1999 Moreover, the requirement for ongoing GH stimulation and active protein synthesis to maintain STAT5b activity in continuous GH-treated cells were both eliminated by pervanadate treatment, suggesting that phosphotyrosine dephosphorylation may be an obligatory first step in the internalization/degradation pathway for the GHR-JAK2 complex. pervanadate 165-176 signal transducer and activator of transcription 5B Rattus norvegicus 94-100 9973252-6 1999 Moreover, the requirement for ongoing GH stimulation and active protein synthesis to maintain STAT5b activity in continuous GH-treated cells were both eliminated by pervanadate treatment, suggesting that phosphotyrosine dephosphorylation may be an obligatory first step in the internalization/degradation pathway for the GHR-JAK2 complex. pervanadate 165-176 growth hormone receptor Rattus norvegicus 321-324 9973252-6 1999 Moreover, the requirement for ongoing GH stimulation and active protein synthesis to maintain STAT5b activity in continuous GH-treated cells were both eliminated by pervanadate treatment, suggesting that phosphotyrosine dephosphorylation may be an obligatory first step in the internalization/degradation pathway for the GHR-JAK2 complex. pervanadate 165-176 Janus kinase 2 Rattus norvegicus 325-329 9973252-6 1999 Moreover, the requirement for ongoing GH stimulation and active protein synthesis to maintain STAT5b activity in continuous GH-treated cells were both eliminated by pervanadate treatment, suggesting that phosphotyrosine dephosphorylation may be an obligatory first step in the internalization/degradation pathway for the GHR-JAK2 complex. Phosphotyrosine 204-219 signal transducer and activator of transcription 5B Rattus norvegicus 94-100 9973252-6 1999 Moreover, the requirement for ongoing GH stimulation and active protein synthesis to maintain STAT5b activity in continuous GH-treated cells were both eliminated by pervanadate treatment, suggesting that phosphotyrosine dephosphorylation may be an obligatory first step in the internalization/degradation pathway for the GHR-JAK2 complex. Phosphotyrosine 204-219 growth hormone receptor Rattus norvegicus 321-324 9973252-6 1999 Moreover, the requirement for ongoing GH stimulation and active protein synthesis to maintain STAT5b activity in continuous GH-treated cells were both eliminated by pervanadate treatment, suggesting that phosphotyrosine dephosphorylation may be an obligatory first step in the internalization/degradation pathway for the GHR-JAK2 complex. Phosphotyrosine 204-219 Janus kinase 2 Rattus norvegicus 325-329