Abstract Background The disruption of normal gene regulation due to microRNA dysfunction is a common event in cancer pathogenesis. MicroRNA-27b is an example of an oncogenic miRNA. and it is frequently upregulated in breast cancer. MicroRNAs have been found to deregulate tumor metabolism. https://countryscenesaddleryandpetsuppliers.shop/product-category/easy-up-ten-arm-vertical-saddle-pad-rack/