首页|Second Hospital of Tianjin Medical University Reports Findings in Bioinformatics (Single-cell and bulk RNA-sequence identified fibroblasts signature and CD8+ T- cell - fibroblast subtype predicting prognosis and immune therapeutic response o f ...)
Second Hospital of Tianjin Medical University Reports Findings in Bioinformatics (Single-cell and bulk RNA-sequence identified fibroblasts signature and CD8+ T- cell - fibroblast subtype predicting prognosis and immune therapeutic response o f ...)
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By a News Reporter-Staff News Editor at Robotics & Machine Learning Daily News Daily News – New research on Biotechnology - Bioinf ormatics is the subject of a report. According to news reporting originating in Tianjin, People’s Republic of China, by NewsRx journalists, research stated, “Ca ncer-associated fibroblasts (CAFs) are found in primary and advanced tumours. Th ey are primarily involved in tumour progression through complex mechanisms with other types of cells in the tumour microenvironment.” The news reporters obtained a quote from the research from the Second Hospital o f Tianjin Medical University, “However, essential fibroblasts-related genes (FRG ) in bladder cancer still need to be explored, and there is a shortage of an ide al predictive model or molecular subtype for the progression and immune therapeu tic assessment for bladder cancer, especially muscular-invasive bladder cancer b ased on the FRG. CAF-related genes of bladder cancer were identified by analyzin g single-cell RNA sequence datasets, and bulk transcriptome datasets and gene si gnatures were used to characterize them. Then, ten types of machine learning alg orithms were utilized to determine the hallmark FRG and construct the FRG index (FRGI) and subtypes. Further molecular subtypes combined with CD8+ T-cells were established to predict the prognosis and immune therapy response. 54 BLCA-relate d FRG were screened by large-scale scRNAsequence datasets. The machine learning algorithm established a 3-genes FRG index (FRGI). High FRGI represented a worse outcome. Then, FRGI combined clinical variables to construct a nomogram, which shows high predictive performance for the prognosis of bladder cancer. Furthermo re, the BLCA datasets were separated into two subtypes - fibroblast hot and cold types. In five independent BLCA cohorts, the fibroblast hot type showed worse o utcomes than the cold type. Multiple cancer-related hallmark pathways are distin ctively enriched in these two types. In addition, high FRGI or fibroblast hot ty pe shows a worse immune therapeutic response. Then, four subtypes called CD8-FRG subtypes were established under the combination of FRG signature and activity o f CD8+ T-cells, which turned out to be effective in predicting the prognosis and immune therapeutic response of bladder cancer in multiple independent datasets. Pathway enrichment analysis, multiple gene signatures, and epigenetic alteratio n characterize the CD8-FRG subtypes and provide a potential combination strategy method against bladder cancer.”
TianjinPeople’s Republic of ChinaAsi aBioinformaticsBiotechnologyBladder CancerCancerConnective Tissue Cell sCyborgsDrugs and TherapiesEmerging TechnologiesFibroblastsGeneticsH ealth and MedicineInformation TechnologyMachine LearningOncologySurgery
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