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PMID |
Sentence |
1 |
8772588
|
Screening of candidate oncogenes in human thyrotroph tumors: absence of activating mutations of the G alpha q, G alpha 11, G alpha s, or thyrotropin-releasing hormone receptor genes.
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2 |
8772588
|
We hypothesized that a subset of thyrotroph tumors might be caused by dominant somatic mutations that lead to inappropriate activation of the Gq/phospholipase C beta/Ca2+/protein kinase C. pathway normally triggered by occupancy of the TRH receptor (TRHR).
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3 |
8772588
|
Screening of candidate oncogenes in human thyrotroph tumors: absence of activating mutations of the G alpha q, G alpha 11, G alpha s, or thyrotropin-releasing hormone receptor genes.
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4 |
8772588
|
We hypothesized that a subset of thyrotroph tumors might be caused by dominant somatic mutations that lead to inappropriate activation of the Gq/phospholipase C beta/Ca2+/protein kinase C. pathway normally triggered by occupancy of the TRH receptor (TRHR).
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5 |
9628246
|
Thyrotropin-releasing hormone and somatostatin inhibit each others release in vitro in the rat retina.
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6 |
9628246
|
The effect of thyrotropin-releasing hormone (TRH), somatostatin (SS) or octreotide, an analogue of SS, on release of TRH or SS from the rat retina was studied in vitro.
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7 |
9628246
|
The SS release from the retina was inhibited by TRH, and the inhibitory effect of TRH on SS release from the rat retina was blocked by the addition of anti-TRH receptor antiserum immunoglobulin fraction.
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8 |
11964021
|
In the former case, alterations of only two genes, TSHbeta and the TRH receptor, have so far been described as responsible for the disorder.
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9 |
11964021
|
In hereditary CH associated with CPHD, inactivating mutations of different pituitary transcription factors (HESX1, PROP-1, POU1F1) have been found involved in the pathogenesis of the disease.
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10 |
12683933
|
Two G protein-coupled receptors for TRH, TRH receptor type 1 (TRH-R1) and TRH receptor type 2 (TRH-R2), have been cloned from mammals.
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11 |
12697690
|
Pharmacological studies of thyrotropin-releasing hormone (TRH) receptors from Xenopus laevis: is xTRHR3 a TRH receptor?
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12 |
12697690
|
Previously, three receptors, xTRHR1, xTRHR2, and xTRHR3, were cloned from brain tissue of Xenopus laevis with primers designed using sequences from the mammalian TRH receptor (TRHR) subtype 1.
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13 |
12697690
|
Pharmacological studies of thyrotropin-releasing hormone (TRH) receptors from Xenopus laevis: is xTRHR3 a TRH receptor?
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14 |
12697690
|
Previously, three receptors, xTRHR1, xTRHR2, and xTRHR3, were cloned from brain tissue of Xenopus laevis with primers designed using sequences from the mammalian TRH receptor (TRHR) subtype 1.
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15 |
15171688
|
Expression of thyrotropin-releasing hormone receptor in immortalized beta-cell lines and rat pancreas.
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16 |
15171688
|
TRH increases insulin production in cultured beta-cells, suggesting that it might play a role in regulating pancreatic beta-cell function.
|
17 |
15171688
|
However, there is limited information on TRH receptor expression in the pancreas.
|
18 |
15171688
|
The aim of the present study was to explore the distribution of the TRH receptor in the pancreas and its function in pancreatic beta-cells.
|
19 |
15171688
|
TRH receptor type 1 (TRHR1) gene expression was detected by RT-PCR and verified by Northern blotting and immunoblotting in the beta-cell lines, INS-1 and betaTC-6, and the rat pancreatic organ.
|
20 |
15171688
|
The absence of TRH receptor type 2 expression in the tissue and cells indicated the tissue specificity of TRH receptor expression in the pancreas.
|
21 |
15171688
|
In addition, TRH induced epidermal growth factor (EGF) receptor phosphorylation with a half-maximum concentration of approximately 50 nM, whereas the high affinity analogue of TRH, MeTRH, was 1 nM.
|
22 |
15171688
|
This suggested that the affinity of TRH ligands for the TRH receptor influences the activation of EGF receptor phosphorylation in betaTC-6 cells.
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23 |
15171688
|
Expression of thyrotropin-releasing hormone receptor in immortalized beta-cell lines and rat pancreas.
|
24 |
15171688
|
TRH increases insulin production in cultured beta-cells, suggesting that it might play a role in regulating pancreatic beta-cell function.
|
25 |
15171688
|
However, there is limited information on TRH receptor expression in the pancreas.
|
26 |
15171688
|
The aim of the present study was to explore the distribution of the TRH receptor in the pancreas and its function in pancreatic beta-cells.
|
27 |
15171688
|
TRH receptor type 1 (TRHR1) gene expression was detected by RT-PCR and verified by Northern blotting and immunoblotting in the beta-cell lines, INS-1 and betaTC-6, and the rat pancreatic organ.
|
28 |
15171688
|
The absence of TRH receptor type 2 expression in the tissue and cells indicated the tissue specificity of TRH receptor expression in the pancreas.
|
29 |
15171688
|
In addition, TRH induced epidermal growth factor (EGF) receptor phosphorylation with a half-maximum concentration of approximately 50 nM, whereas the high affinity analogue of TRH, MeTRH, was 1 nM.
|
30 |
15171688
|
This suggested that the affinity of TRH ligands for the TRH receptor influences the activation of EGF receptor phosphorylation in betaTC-6 cells.
|
31 |
15171688
|
Expression of thyrotropin-releasing hormone receptor in immortalized beta-cell lines and rat pancreas.
|
32 |
15171688
|
TRH increases insulin production in cultured beta-cells, suggesting that it might play a role in regulating pancreatic beta-cell function.
|
33 |
15171688
|
However, there is limited information on TRH receptor expression in the pancreas.
|
34 |
15171688
|
The aim of the present study was to explore the distribution of the TRH receptor in the pancreas and its function in pancreatic beta-cells.
|
35 |
15171688
|
TRH receptor type 1 (TRHR1) gene expression was detected by RT-PCR and verified by Northern blotting and immunoblotting in the beta-cell lines, INS-1 and betaTC-6, and the rat pancreatic organ.
|
36 |
15171688
|
The absence of TRH receptor type 2 expression in the tissue and cells indicated the tissue specificity of TRH receptor expression in the pancreas.
|
37 |
15171688
|
In addition, TRH induced epidermal growth factor (EGF) receptor phosphorylation with a half-maximum concentration of approximately 50 nM, whereas the high affinity analogue of TRH, MeTRH, was 1 nM.
|
38 |
15171688
|
This suggested that the affinity of TRH ligands for the TRH receptor influences the activation of EGF receptor phosphorylation in betaTC-6 cells.
|
39 |
15171688
|
Expression of thyrotropin-releasing hormone receptor in immortalized beta-cell lines and rat pancreas.
|
40 |
15171688
|
TRH increases insulin production in cultured beta-cells, suggesting that it might play a role in regulating pancreatic beta-cell function.
|
41 |
15171688
|
However, there is limited information on TRH receptor expression in the pancreas.
|
42 |
15171688
|
The aim of the present study was to explore the distribution of the TRH receptor in the pancreas and its function in pancreatic beta-cells.
|
43 |
15171688
|
TRH receptor type 1 (TRHR1) gene expression was detected by RT-PCR and verified by Northern blotting and immunoblotting in the beta-cell lines, INS-1 and betaTC-6, and the rat pancreatic organ.
|
44 |
15171688
|
The absence of TRH receptor type 2 expression in the tissue and cells indicated the tissue specificity of TRH receptor expression in the pancreas.
|
45 |
15171688
|
In addition, TRH induced epidermal growth factor (EGF) receptor phosphorylation with a half-maximum concentration of approximately 50 nM, whereas the high affinity analogue of TRH, MeTRH, was 1 nM.
|
46 |
15171688
|
This suggested that the affinity of TRH ligands for the TRH receptor influences the activation of EGF receptor phosphorylation in betaTC-6 cells.
|
47 |
15171688
|
Expression of thyrotropin-releasing hormone receptor in immortalized beta-cell lines and rat pancreas.
|
48 |
15171688
|
TRH increases insulin production in cultured beta-cells, suggesting that it might play a role in regulating pancreatic beta-cell function.
|
49 |
15171688
|
However, there is limited information on TRH receptor expression in the pancreas.
|
50 |
15171688
|
The aim of the present study was to explore the distribution of the TRH receptor in the pancreas and its function in pancreatic beta-cells.
|
51 |
15171688
|
TRH receptor type 1 (TRHR1) gene expression was detected by RT-PCR and verified by Northern blotting and immunoblotting in the beta-cell lines, INS-1 and betaTC-6, and the rat pancreatic organ.
|
52 |
15171688
|
The absence of TRH receptor type 2 expression in the tissue and cells indicated the tissue specificity of TRH receptor expression in the pancreas.
|
53 |
15171688
|
In addition, TRH induced epidermal growth factor (EGF) receptor phosphorylation with a half-maximum concentration of approximately 50 nM, whereas the high affinity analogue of TRH, MeTRH, was 1 nM.
|
54 |
15171688
|
This suggested that the affinity of TRH ligands for the TRH receptor influences the activation of EGF receptor phosphorylation in betaTC-6 cells.
|
55 |
15171688
|
Expression of thyrotropin-releasing hormone receptor in immortalized beta-cell lines and rat pancreas.
|
56 |
15171688
|
TRH increases insulin production in cultured beta-cells, suggesting that it might play a role in regulating pancreatic beta-cell function.
|
57 |
15171688
|
However, there is limited information on TRH receptor expression in the pancreas.
|
58 |
15171688
|
The aim of the present study was to explore the distribution of the TRH receptor in the pancreas and its function in pancreatic beta-cells.
|
59 |
15171688
|
TRH receptor type 1 (TRHR1) gene expression was detected by RT-PCR and verified by Northern blotting and immunoblotting in the beta-cell lines, INS-1 and betaTC-6, and the rat pancreatic organ.
|
60 |
15171688
|
The absence of TRH receptor type 2 expression in the tissue and cells indicated the tissue specificity of TRH receptor expression in the pancreas.
|
61 |
15171688
|
In addition, TRH induced epidermal growth factor (EGF) receptor phosphorylation with a half-maximum concentration of approximately 50 nM, whereas the high affinity analogue of TRH, MeTRH, was 1 nM.
|
62 |
15171688
|
This suggested that the affinity of TRH ligands for the TRH receptor influences the activation of EGF receptor phosphorylation in betaTC-6 cells.
|
63 |
15709754
|
Agonist-induced conformational changes in thyrotropin-releasing hormone receptor type I: disulfide cross-linking and molecular modeling approaches.
|
64 |
15709754
|
The conformational changes at the cytoplasmic ends of transmembrane helices 5 and 6 (TMH5 and TMH6) of thyrotropin-releasing hormone (TRH) receptor type I (TRH-R1) during activation were analyzed by cysteine-scanning mutagenesis followed by disulfide cross-linking and molecular modeling.
|
65 |
15709754
|
Agonist-induced conformational changes in thyrotropin-releasing hormone receptor type I: disulfide cross-linking and molecular modeling approaches.
|
66 |
15709754
|
The conformational changes at the cytoplasmic ends of transmembrane helices 5 and 6 (TMH5 and TMH6) of thyrotropin-releasing hormone (TRH) receptor type I (TRH-R1) during activation were analyzed by cysteine-scanning mutagenesis followed by disulfide cross-linking and molecular modeling.
|
67 |
17123625
|
Thyrotropin-releasing hormone (TRH), a tripeptide, exerts its biological effects through stimulation of cell-surface receptors, TRH-R, belonging to the superfamily of G protein-coupled receptors (GPCR).
|
68 |
17123625
|
Because of the intermediate size of TRH, it is smaller than polypeptide ligands that interact at GPCR ectodomains and larger than biogenic amines, which interact within GPCR transmembrane domains (TMD), the TRH/TRH-R complex probably shares properties of these 2 extremes, representing a unique system to study GPCR/ligand interactions.
|
69 |
17123625
|
In this review, we summarize the current knowledge of the structure-activity relationships in the TRH/TRH-R system.
|
70 |
17123625
|
Based on experimental data and the structural information acquired from computer simulations, we formulate a working hypothesis to describe the molecular events underlying the processes of TRH binding and TRH-R activation.
|
71 |
17123625
|
This hypothesis represents a starting point for understanding the biology of the TRH/TRH-R system on a molecular level and provides a basis for potential design of new potent and selective modulators of TRH-R's activity.
|
72 |
17123625
|
Thyrotropin-releasing hormone (TRH), a tripeptide, exerts its biological effects through stimulation of cell-surface receptors, TRH-R, belonging to the superfamily of G protein-coupled receptors (GPCR).
|
73 |
17123625
|
Because of the intermediate size of TRH, it is smaller than polypeptide ligands that interact at GPCR ectodomains and larger than biogenic amines, which interact within GPCR transmembrane domains (TMD), the TRH/TRH-R complex probably shares properties of these 2 extremes, representing a unique system to study GPCR/ligand interactions.
|
74 |
17123625
|
In this review, we summarize the current knowledge of the structure-activity relationships in the TRH/TRH-R system.
|
75 |
17123625
|
Based on experimental data and the structural information acquired from computer simulations, we formulate a working hypothesis to describe the molecular events underlying the processes of TRH binding and TRH-R activation.
|
76 |
17123625
|
This hypothesis represents a starting point for understanding the biology of the TRH/TRH-R system on a molecular level and provides a basis for potential design of new potent and selective modulators of TRH-R's activity.
|
77 |
17123625
|
Thyrotropin-releasing hormone (TRH), a tripeptide, exerts its biological effects through stimulation of cell-surface receptors, TRH-R, belonging to the superfamily of G protein-coupled receptors (GPCR).
|
78 |
17123625
|
Because of the intermediate size of TRH, it is smaller than polypeptide ligands that interact at GPCR ectodomains and larger than biogenic amines, which interact within GPCR transmembrane domains (TMD), the TRH/TRH-R complex probably shares properties of these 2 extremes, representing a unique system to study GPCR/ligand interactions.
|
79 |
17123625
|
In this review, we summarize the current knowledge of the structure-activity relationships in the TRH/TRH-R system.
|
80 |
17123625
|
Based on experimental data and the structural information acquired from computer simulations, we formulate a working hypothesis to describe the molecular events underlying the processes of TRH binding and TRH-R activation.
|
81 |
17123625
|
This hypothesis represents a starting point for understanding the biology of the TRH/TRH-R system on a molecular level and provides a basis for potential design of new potent and selective modulators of TRH-R's activity.
|
82 |
17123625
|
Thyrotropin-releasing hormone (TRH), a tripeptide, exerts its biological effects through stimulation of cell-surface receptors, TRH-R, belonging to the superfamily of G protein-coupled receptors (GPCR).
|
83 |
17123625
|
Because of the intermediate size of TRH, it is smaller than polypeptide ligands that interact at GPCR ectodomains and larger than biogenic amines, which interact within GPCR transmembrane domains (TMD), the TRH/TRH-R complex probably shares properties of these 2 extremes, representing a unique system to study GPCR/ligand interactions.
|
84 |
17123625
|
In this review, we summarize the current knowledge of the structure-activity relationships in the TRH/TRH-R system.
|
85 |
17123625
|
Based on experimental data and the structural information acquired from computer simulations, we formulate a working hypothesis to describe the molecular events underlying the processes of TRH binding and TRH-R activation.
|
86 |
17123625
|
This hypothesis represents a starting point for understanding the biology of the TRH/TRH-R system on a molecular level and provides a basis for potential design of new potent and selective modulators of TRH-R's activity.
|
87 |
17123625
|
Thyrotropin-releasing hormone (TRH), a tripeptide, exerts its biological effects through stimulation of cell-surface receptors, TRH-R, belonging to the superfamily of G protein-coupled receptors (GPCR).
|
88 |
17123625
|
Because of the intermediate size of TRH, it is smaller than polypeptide ligands that interact at GPCR ectodomains and larger than biogenic amines, which interact within GPCR transmembrane domains (TMD), the TRH/TRH-R complex probably shares properties of these 2 extremes, representing a unique system to study GPCR/ligand interactions.
|
89 |
17123625
|
In this review, we summarize the current knowledge of the structure-activity relationships in the TRH/TRH-R system.
|
90 |
17123625
|
Based on experimental data and the structural information acquired from computer simulations, we formulate a working hypothesis to describe the molecular events underlying the processes of TRH binding and TRH-R activation.
|
91 |
17123625
|
This hypothesis represents a starting point for understanding the biology of the TRH/TRH-R system on a molecular level and provides a basis for potential design of new potent and selective modulators of TRH-R's activity.
|
92 |
23087672
|
Taltirelin is a superagonist at the human thyrotropin-releasing hormone receptor.
|
93 |
23087672
|
In this study, we characterized TAL binding to and signaling by the human TRH receptor (TRH-R) in a model cell system.
|
94 |
23087672
|
We found that TAL exhibited lower binding affinities than TRH and lower signaling potency via the inositol-1,4,5-trisphosphate/calcium pathway than TRH.
|
95 |
23087672
|
However, TAL exhibited higher intrinsic efficacy than TRH in stimulating inositol-1,4,5-trisphosphate second messenger generation.
|
96 |
23087672
|
This is the first study that elucidates the pharmacology of TAL at TRH-R and shows that TAL is a superagonist at TRH-R.
|
97 |
23087672
|
Taltirelin is a superagonist at the human thyrotropin-releasing hormone receptor.
|
98 |
23087672
|
In this study, we characterized TAL binding to and signaling by the human TRH receptor (TRH-R) in a model cell system.
|
99 |
23087672
|
We found that TAL exhibited lower binding affinities than TRH and lower signaling potency via the inositol-1,4,5-trisphosphate/calcium pathway than TRH.
|
100 |
23087672
|
However, TAL exhibited higher intrinsic efficacy than TRH in stimulating inositol-1,4,5-trisphosphate second messenger generation.
|
101 |
23087672
|
This is the first study that elucidates the pharmacology of TAL at TRH-R and shows that TAL is a superagonist at TRH-R.
|
102 |
23087672
|
Taltirelin is a superagonist at the human thyrotropin-releasing hormone receptor.
|
103 |
23087672
|
In this study, we characterized TAL binding to and signaling by the human TRH receptor (TRH-R) in a model cell system.
|
104 |
23087672
|
We found that TAL exhibited lower binding affinities than TRH and lower signaling potency via the inositol-1,4,5-trisphosphate/calcium pathway than TRH.
|
105 |
23087672
|
However, TAL exhibited higher intrinsic efficacy than TRH in stimulating inositol-1,4,5-trisphosphate second messenger generation.
|
106 |
23087672
|
This is the first study that elucidates the pharmacology of TAL at TRH-R and shows that TAL is a superagonist at TRH-R.
|
107 |
15306657
|
A model of inverse agonist action at thyrotropin-releasing hormone receptor type 1: role of a conserved tryptophan in helix 6.
|
108 |
15306657
|
A binding pocket for thyrotropin-releasing hormone (TRH) within the transmembrane helices of the TRH receptor type 1 (TRH-R1) has been identified based on experimental evidence and computer simulations.
|
109 |
15306657
|
A model of inverse agonist action at thyrotropin-releasing hormone receptor type 1: role of a conserved tryptophan in helix 6.
|
110 |
15306657
|
A binding pocket for thyrotropin-releasing hormone (TRH) within the transmembrane helices of the TRH receptor type 1 (TRH-R1) has been identified based on experimental evidence and computer simulations.
|
111 |
15833733
|
Carboxyl tail cysteine mutants of the thyrotropin-releasing hormone receptor type 1 exhibit constitutive signaling: role of palmitoylation.
|
112 |
15833733
|
We studied the role of carboxyl tail cysteine residues and their palmitoylation in constitutive signaling by the thyrotropin-releasing hormone (TRH) receptor type 1 (TRH-R1) in transfected mammalian cells and in Xenopus laevis oocytes.
|
113 |
15833733
|
Carboxyl tail cysteine mutants of the thyrotropin-releasing hormone receptor type 1 exhibit constitutive signaling: role of palmitoylation.
|
114 |
15833733
|
We studied the role of carboxyl tail cysteine residues and their palmitoylation in constitutive signaling by the thyrotropin-releasing hormone (TRH) receptor type 1 (TRH-R1) in transfected mammalian cells and in Xenopus laevis oocytes.
|