At present, the DNA microarray application to study traditional Chinese medicines (TCMs) has received more and more attention. Furthermore, kinds of TCMs were too large, and ingredients in TCMs were also extremely abundant, which afforded an extraordinary source for drug development. To pursue a suitable approach on the research of TCM components, we produced gene expression profiles of 102 TCM ingredients treating MCF7 cells. All selected molecules were main ingredients in Chinese herb and TCM formula. In addition, the gene expression profiles data can be analyzed in combination with public database connectivity map (CMAP) and other bioinformatics methods, which could identify the underlying pharmacological mechanisms and molecular targets/pathway of numerous components.
The gene expression profiles in response to 102 traditional Chinese medicine (TCM) components: a general template for research on TCMs.
Cell line
View SamplesThe purpose of this study was to determine which genes are differentially regulated by the E3 ligase Nrdp1 in CD8+ T cells after treatments with anti-CD3/CD28 Abs. The results demonstrate increased induction of cytotoxicity-associated genes in Nrdp1-/- mice than in Nrdp1+/+ mice after activation. Thus Nrdp1 may be involved in the regulation of TCR signaling.
K33-linked polyubiquitination of Zap70 by Nrdp1 controls CD8(+) T cell activation.
Specimen part, Treatment
View SamplesThe purpose of this study was to determine what are the effects of Src deficiency on innate antiviral response upon virus infection in RAW264.7 cells. Wild type and Src-/- RAW264.7 cells were infected with vesicular stomatitis virus (VSV) or herpes simplex virus 1 (HSV-1) for 6h. Then the differentially regulated genes were analyzed.
The tyrosine kinase Src promotes phosphorylation of the kinase TBK1 to facilitate type I interferon production after viral infection.
Specimen part, Cell line, Treatment
View SamplesZinc finger protein ZBTB20 plays a critical role in mouse hippocampal development by orchestrating gene expression profile of hippocampal neurons.
Zbtb20 is essential for the specification of CA1 field identity in the developing hippocampus.
Specimen part
View SamplesThe purpose of this study was to determine which genes are differentially regulated virus infection in RAW264.7 cells. Cells were infected with Vesicular Stomatitis Virus (VSV) or herpes simplex virus 1 (HSV-1) for 6h. Then the differentially regulated genes were analyzed, focusing on F-box proteins and E3 ubiquitin ligases.
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Cell line
View SamplesClear cell renal cell carcinoma (ccRCC), the major histotype of cancer derived from kidney, is lack of robust prognostic and/or predictive biomarker and powerful therapeutic target. We previously identified that follistatin-like protein 1 (FSTL1) was significantly down-regulated in ccRCC at the transcription level. In the present study, we characterized, for the first time, that FSTL1 immunostaining was selectively positive in the cytoplasm of distal convoluted tubules. The expression of FSTL1 was significantly lower in ccRCC tissues than in adjacent renal tissues (P<0.001), as measured using immunohistochemistry in 69 patients with paired specimens, and lower in most ccRCC cell lines than in human embryonic kidney cells, as measured by quantitative RT-PCR. Multivariate Cox regression analysis in 89 patients with follow-up data showed that FSTL1 expression in tumors conferred a favorable postoperative prognosis independently, with a hazard ratio of 0.325 (95% confidence interval: 0.118-0.894). FSTL1 knockdown promoted anchorage independent growth, mobility, and invasion of ccRCC cell lines and promoted cell cycle from G0/G1 phases into S phase; while over-expression of FSTL1 significantly attenuated cell migration ability in ACHN cells. FSTL1 knockdown resulted in decreased expression of E-cadherin and increased expression of N-cadherin in ccRCC cell lines significantly, indicating that FSTL1 may attenuate epithelial to mesenchymal transition in ccRCC. Microarray assay indicated that NF-B and HIF-2 pathways were activated following FSTL1 knockdown in ccRCC cells. Our study indicates that FSTL1 serves as a tumor suppressor in ccRCC, up-regulation of FSTL1 in cancer cells may be a candidate target therapy for advanced ccRCC.
Follistatin-like protein 1 plays a tumor suppressor role in clear-cell renal cell carcinoma.
Specimen part, Cell line
View SamplesHCC cell line SMMC-7721 were treatment with human recombinant artemin for 12 hours. Total RNA was extracted and the induced gene expression was analyzed.
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Cell line, Treatment
View SamplesZinc finger protein ZBTB20 plays a critical role in regulating insulin expression from islet beta-cells by orchestrating their gene expression profile.
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Specimen part
View SamplesWe identify a new cell subset Ter119+CD45- small cells that promotes tumor metastasis in hepatocellular carcinoma (HCC)-bearing mice.
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Specimen part, Disease, Disease stage
View SamplesTo investigate the role of HDAC9 in innate immnue, we measured the gene expression profile in HDAC9-knockdown macrophages in the absence of innate stimuli by gene-chip in order to find wherther HDAC9 knockdown affect the innate immune factor. We found knockdown of HDAC9 barely affected transcription of innate immnue signaling transducers. HDAC9, as a class IIa HDAC, shuttle between the nucleus and cytoplasm. Here we showed that high expression of cytoplasmic HDAC9, maybe play a Post-translational regulation role in macrophages.
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Sex, Specimen part, Time
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