What triggers a differentiated cell to naturally change its cell fate? Cell reprogramming is a rare and intriguing phenomenon, from a developmental point of view. It has been mostly involved in boundary sharpening during development, tissue regeneration and cancer. Developmental models of the understanding of pathology-related cell reprogramming are yet to be established. Here we comment on the recently discovered "Mixer Cells" undergoing highly stereotyped developmental reprogramming during Drosophila epidermal morphogenesis. The JNK signaling pathway, which is involved in regenerative cell reprogramming, is essential to Mixer Cell formation. Thus the Mixer Cell model may provide a link between developmental cell reprogramming and regeneration.
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http://dx.doi.org/10.4161/fly.5.4.16354 | DOI Listing |
Funct Integr Genomics
January 2025
Institute of Infectious Diseases, Guangdong Province, Guangzhou Eighth People's Hospital, Guangzhou Medical University, 8 Huaying Road, Baiyun District, Guangzhou, 510440, China.
Hepatocellular carcinoma (HCC) remains a malignant and life-threatening tumor with an extremely poor prognosis, posing a significant global health challenge. Despite the continuous emergence of novel therapeutic agents, patients exhibit substantial heterogeneity in their responses to anti-tumor drugs and overall prognosis. The pentose phosphate pathway (PPP) is highly activated in various tumor cells and plays a pivotal role in tumor metabolic reprogramming.
View Article and Find Full Text PDFGenes Dev
December 2024
Barbara Davis Center for Diabetes, University of Colorado Anschutz Medical Campus, Aurora, Colorado 80045, USA
Transcription factors (TFs) are indispensable for maintaining cell identity through regulating cell-specific gene expression. Distinct cell identities derived from a common progenitor are frequently perpetuated by shared TFs, yet the mechanisms that enable these TFs to regulate cell-specific targets are poorly characterized. We report that the TF NKX2.
View Article and Find Full Text PDFCancer Sci
January 2025
Hepatobiliary Surgery Center, Department of General Surgery, Huashan Hospital, Fudan University, Shanghai, China.
Immunotherapy has revolutionized cancer treatment, making it a challenge to noninvasively monitor immune infiltration. Metabolic reprogramming in cancers, including hepatocellular carcinoma (HCC), is closely linked to immune status. In this study, we aimed to evaluate the ability of carbon-11 acetate (C-acetate) and fluorine-18 fluorodeoxyglucose (F-FDG) PET/CT findings in predicting overall survival (OS) and immune infiltration in HCC patients.
View Article and Find Full Text PDFCancers (Basel)
December 2024
Hugo W. Moser Research Institute at Kennedy Krieger, Baltimore, MD 21205, USA.
: CSCs are critical drivers of the tumor and stem cell phenotypes of glioblastoma (GBM) cells. Chromatin modifications play a fundamental role in driving a GBM CSC phenotype. The goal of this study is to further our understanding of how stem cell-driving events control changes in chromatin architecture that contribute to the tumor-propagating phenotype of GBM.
View Article and Find Full Text PDFCancers (Basel)
December 2024
Britton Chance Laboratory of Redox Imaging, Department of Radiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA.
: Cancer cells rely on metabolic reprogramming that is supported by altered mitochondrial redox status and an increased demand for NAD. Over expression of Nampt, the rate-limiting enzyme of the NAD biosynthesis salvage pathway, is common in breast cancer cells, and more so in triple negative breast cancer (TNBC) cells. Targeting the salvage pathway has been pursued for cancer therapy.
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