Molecule Information
General Information of the Molecule (ID: Mol04247)
Type(s) of Resistant Mechanism of This Molecule
Drug Resistance Data Categorized by Drug
Approved Drug(s)
1 drug(s) in total
| Drug Resistance Data Categorized by Their Corresponding Mechanisms | ||||
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| Disease Class: Breast adenocarcinoma [ICD-11: 2C60.1] | [1] | |||
| Resistant Disease | Breast adenocarcinoma [ICD-11: 2C60.1] | |||
| Resistant Drug | Docetaxel | |||
| Molecule Alteration | Expression | Down-regulation |
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| Experimental Note | Revealed Based on the Cell Line Data | |||
| In Vitro Model | MCF7-Doc cells | Breast | Homo sapiens (Human) | N.A. |
| Experiment for Molecule Alteration |
RT-PCR; Immunofluorescence staining assay | |||
| Experiment for Drug Resistance |
CCK8 assay; Flow cytometric assay | |||
| Mechanism Description | Docetaxel-resistant cells exhibited down-regulated DYRK2 and up-regulated Twist1 expression. DYRK2 overexpression reversed drug resistance, decreased migration, and attenuated Twist1 and GST-pi expression. DYRK2 was found to suppress Twist1 expression through ubiquitination, supported by decreased Twist1 phosphorylation and increased ubiquitination after DYRK2 overexpression. Twist1 overexpression counteracted DYRK2-induced drug sensitivity enhancement, promoting GST-pi expression, EMT, migration, and proliferation. Twist1 was shown to bind to the GSTP1 promoter, enhancing its transcription. In vivo experiments confirmed DYRK2's ability to suppress chemoresistance in breast cancer cells. | |||
| Disease Class: Breast adenocarcinoma [ICD-11: 2C60.1] | [1] | |||
| Resistant Disease | Breast adenocarcinoma [ICD-11: 2C60.1] | |||
| Resistant Drug | Docetaxel | |||
| Molecule Alteration | Expression | Up-regulation |
||
| Experimental Note | Revealed Based on the Cell Line Data | |||
| In Vitro Model | MCF7-Doc 2ug cells | Breast | Homo sapiens (Human) | N.A. |
| Experiment for Molecule Alteration |
RT-PCR; Immunofluorescence staining assay | |||
| Experiment for Drug Resistance |
CCK8 assay; Flow cytometric assay | |||
| Mechanism Description | Docetaxel-resistant cells exhibited down-regulated DYRK2 and up-regulated Twist1 expression. DYRK2 overexpression reversed drug resistance, decreased migration, and attenuated Twist1 and GST-pi expression. DYRK2 was found to suppress Twist1 expression through ubiquitination, supported by decreased Twist1 phosphorylation and increased ubiquitination after DYRK2 overexpression. Twist1 overexpression counteracted DYRK2-induced drug sensitivity enhancement, promoting GST-pi expression, EMT, migration, and proliferation. Twist1 was shown to bind to the GSTP1 promoter, enhancing its transcription. In vivo experiments confirmed DYRK2's ability to suppress chemoresistance in breast cancer cells. | |||
References
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