gitrl (Proteintech)
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Gitrl, supplied by Proteintech, used in various techniques. Bioz Stars score: 93/100, based on 4 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/gitrl/TNFSF18+Antibody/pmc13040063-275-21-24
Average 93 stars, based on 4 article reviews
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1) Product Images from "RUNX1 restrains STAT1-GITRL signaling to shape an immunosuppressive CRC microenvironment"
Article Title: RUNX1 restrains STAT1-GITRL signaling to shape an immunosuppressive CRC microenvironment
Journal: Cell Death Discovery
doi: 10.1038/s41420-026-03053-7
Figure Legend Snippet: A RUNX1 expression is significantly elevated in CRC tissues compared to normal tissues, as analyzed using the TCGA dataset via the GEPIA online platform. B Analysis of DFS data from GEPIA indicates that patients with low RUNX1 expression show a higher DFS rate compared to those with high RUNX1 expression. C GO-Biological Process enrichment analysis reveals that RUNX1 overexpression in HCT116 cells significantly enriches immune-related signaling pathways. D A heatmap illustrates distinct expression patterns of immune-related genes between RUNX1-overexpressing cells and wild-type control cells. E Quantitative RT-PCR confirms differential mRNA expression levels of selected immune-related genes in RUNX1-overexpressing cells vs control cells. F qRT-PCR and western blot analyses demonstrate efficient knockdown of RUNX1 and corresponding upregulation of GITRL at both mRNA and protein levels in HCT116 and RKO cells. Data are presented as mean ± SD from three independent experiments. * P < 0.05; *** P < 0.001. Statistical analysis: Student’s t test (two-sided). COAD colorectal adenocarcinoma, READ rectum adenocarcinoma, T tumor, N normal, HR hazard ratio, NC negative control, sh shRNA, OE overexpression, n number, KD kilodalton.
Techniques Used: Expressing, Over Expression, Protein-Protein interactions, Control, Quantitative RT-PCR, Western Blot, Knockdown, Negative Control, shRNA
Figure Legend Snippet: A Representative images of subcutaneous tumors derived from MC38 cells transduced with RUNX1-overexpressing or empty vector. B , C Proportions of Treg cells (FOXP3⁺CD4⁺) among CD45⁺ lymphocytes isolated from dissociated tumors, as determined by flow cytometry. D , E Proportions of IFN-γ⁺CD8⁺ T cells among CD45⁺ lymphocytes isolated from dissociated tumors, as determined by flow cytometry. F , G Expression of GITR on Treg cells analyzed by flow cytometry. H , I Expression of GITR on CD8⁺ T cells analyzed by flow cytometry. J , K Proportions of Treg cells (FOXP3⁺CD4⁺) among CD45⁺ lymphocytes isolated from dissociated tumors with GITRL silencing, as determined by flow cytometry. Animal experiments were performed twice with consistent results, and data are presented as mean ± SD from one representative experiment. Statistical analysis: Student’s t test (two-sided). NC negative control, sh shRNA, OE overexpression, n number, KD kilodalton. Vector: the empty vector as a negative control.
Techniques Used: Derivative Assay, Transduction, Plasmid Preparation, Isolation, Flow Cytometry, Expressing, Negative Control, shRNA, Over Expression
Figure Legend Snippet: A Representative immunoblot analysis of GITRL expression in RUNX1-overexpressing MC38 cells. B Representative immunoblots of RUNX1-Flag or GITRL-Flag in MC38 cells. C , D Representative photograph ( C ) and growth curve ( D ) of subcutaneous tumors. E , F Flow-cytometric analysis of the proportion of Treg cells (FOXP3⁺CD4⁺) among CD4⁺ T cells within dissociated tumors. G , H Flow-cytometric analysis of the proportion of IFN-γ⁺CD8⁺ T cells among CD8⁺ T cells within dissociated tumors. I , J UMAP visualization of single-cell RNA-seq data from 6 CRC tissues, showing all cells ( I ) or T cells only ( J ). K Mean GITRL expression levels in RUNX1-high vs RUNX1-low groups. L Proportion of Treg cells among total tumor-infiltrating cells. M Percentage of GITR-expressing Treg cells among total Treg cells. N Percentage of GITR-expressing CD8⁺ T cells among total cytotoxic CD8⁺ T cells. Animal experiments were performed twice with consistent results, and data are presented as mean ± SD from one independent experiment. Statistical analysis: Student’s t -test (two-sided). OE overexpression. Vector: the empty vector as a negative control. T tissue, KD kilodalton.
Techniques Used: Western Blot, Expressing, Single Cell, RNA Sequencing, Over Expression, Plasmid Preparation, Negative Control
Figure Legend Snippet: A , B Correlation analyses between RUNX1 and GITRL ( A ) or FOXP3 ( B ) expression based on the TCGA database. C Representative immunohistochemical staining of RUNX1, GITRL, and FOXP3 in CRC tissues. RUNX1 localizes to both the nucleus and cytoplasm of tumor cells, as well as of infiltrating lymphocytes. GITRL is primarily expressed in the cytoplasm of tumor cells, whereas FOXP3 is specifically expressed in regulatory T cells (Tregs). Scale bars: 200 μm. D – F Scatter plots showing the distribution of 36 CRC patients according to immunohistochemistry scores for RUNX1 or GITRL and the corresponding mean numbers of infiltrating FOXP3⁺ cells. FOXP3⁺ cells were counted in each 20× field of view, and the average number from five randomly selected fields was calculated for each sample. G Representative multiplex immunofluorescence images of three CRC tissue cases. Scale bars: 50 μm. Data presented are mean ± SEM. Statistical analysis: Student’s t -test (two-sided).
Techniques Used: Expressing, Immunohistochemical staining, Staining, Immunohistochemistry, Multiplex Assay, Immunofluorescence
Figure Legend Snippet: A CUT&Tag density heat map of RUNX1 enrichment in HCT116 cells stably expressing RUNX1-flag, within 3 kb around TSS. Gene order is arranged from highest to lowest density. B CUT&Tag-seq data show that there are no RUNX1 peaks at the promoter region of GITRL. C Identification of STAT1 in the RUNX1-flag overexpressing HCT116 cells by MS. D Endogenous STAT1 was immunoprecipitated with exogenous RUNX1-flag in HCT116 and RKO cells. E , F Western blotting ( E ) and qPCR ( F ) analyses for the expression of STAT1, RUNX1, and GITRL in HCT116 cells with the silencing of RUNX1 or STAT1 in the presence or absence of 100 U mL –1 IFN-γ for 72 h. G A proposed model illustrating the regulation of GITRL’s luciferase activity by RUNX1 and STAT1. H HCT116 cells were cotransfected with the GITRL-Luc reporter and pRL-TK plasmid without IFN-γ stimulation, then subjected to a luciferase activity assay after 48 h. I ChIP-PCR of STAT1 abundance at the GITRL’s promoter in HCT116 cells after treatment with 100 U mL –1 IFN-γ for 24 h. J The amplicons of the three primers used for ChIP-qPCR at the GITRL promoter region. K ChIP-qPCR analysis of STAT1 abundance at the GITRL promoter in HCT116 cells after treatment with 100 U mL –1 IFN-γ for 24 h. HCT116 cells transduced with an empty vector are the negative control. Data presented are mean ± SD of three independent experiments. Statistical analysis: Student’s t test (two-sided). Kb kilobases, bp base pair, chr chromosome, TSS transcription start site, IP immunoprecipitation, ns not statistically, Luc luciferase, F forward primer, R reverse primer, sh shRNA, si siRNA, GAS gamma-activated sequence, n number, KD kilodalton.
Techniques Used: Stable Transfection, Expressing, Immunoprecipitation, Western Blot, Luciferase, Activity Assay, Plasmid Preparation, ChIP-qPCR, Transduction, Negative Control, shRNA, Sequencing
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