Oncogenicity tests have revealed that a nonmutated erbB oncogene induces renal adenocarcinoma in addition to erythroblastosis. The erbB oncogene is a truncated form of the chicken epidermal growth factor receptor that lacks the extracellular ligand-binding domain. Previously, the nonmutated erbB oncogene has been reported to cause only erythroblastosis. The expansion of the disease potential of erbB to additional neoplasms has been associated with mutations (truncations, deletions, and point mutations) within the erbB gene. Our results indicate that a nonmutated virally expressed erbB oncogene (REB-c) causes a 100% incidence of renal neoplasia.
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http://dx.doi.org/10.1128/JVI.67.2.1132-1136.1993 | DOI Listing |
Int J Mol Sci
January 2025
Key Laboratory of Pu-Er Tea Science, Ministry of Education, Yunnan Agricultural University, Heilongtan, North of Kunming, Kunming 650201, China.
Lung cancer is the leading cause of cancer-related death. Non-small cell lung cancer (NSCLC) accounts for 85% of all lung cancers and over 60% express wild-type EGFR (WT-EGFR); however, EGFR tyrosine kinase inhibitors (TKIs) have limited effect in most patients with WT-EGFR tumors. In this study, we applied network pharmacology screening and MTT screening of bioactive compounds to obtain one novel grifolic acid that may inhibit NSCLC through the EGFR-ERK1/2 pathway.
View Article and Find Full Text PDFGenes (Basel)
January 2025
Division of Cell and Developmental Genetics, Department of Medicine, Veterans Affairs Medical Center, and the Institute for Human Genetics, University of California, San Francisco, CA 94121, USA.
TSPX is an X-linked tumor suppressor that was initially identified in non-small cell lung cancer (NSCLC) cell lines. However, its expression patterns and downstream mechanisms in NSCLC remain unclear. This study aims to investigate the functions of TSPX in NSCLC by identifying its potential downstream targets and their correlation with clinical outcomes.
View Article and Find Full Text PDFNat Commun
January 2025
Oncology Research & Development, Pfizer Inc., San Diego, CA, USA.
To better understand drug resistance mechanisms to CDK4/6 inhibitors and inform precision medicine, we analyze real-world multi-omics data from 400 HR+/HER2- metastatic breast cancer patients treated with CDK4/6 inhibitors plus endocrine therapies, including 200 pre-treatment and 227 post-progression samples. The prevalences of ESR1 and RB1 alterations significantly increase in post-progression samples. Integrative clustering analysis identifies three subgroups harboring different resistance mechanisms: ER driven, ER co-driven and ER independent.
View Article and Find Full Text PDFClin Transl Med
January 2025
State Key Laboratory of Systems Medicine for Cancer, Shanghai Cancer Institute, Ren Ji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, P.R. China.
Background: Vitamin K-dependent γ-glutamic acid carboxylation (Gla) proteins are calcium-binding and membrane-associated, participating in coagulation, bone turnover, and cancer biology. The molecular function of transmembrane proline-rich Gla proteins (PRRGs) remains unexplored.
Methods: Analysis of pancreatic ductal adenocarcinoma (PDAC) datasets, including transcription profiles, clinical data, and tissue microarrays, was conducted to evaluate PRRG1 expression and its clinical relevance.
Sci Rep
January 2025
Department of Pharmacy and BioTechnology - FaBiT, Alma Mater Studiorum - University of Bologna, via Irnerio 48, Bologna, 40126, Italy.
Environmental endocrine disruptor chemicals (EDCs) have raised significant concerns due to their potential adverse effects on human health, particularly on the central nervous system (CNS). This study provides a comparative analysis of the effects of 17-alpha ethinyl estradiol (EE2) and diethyl phthalate (DEP) on neuronal cell proliferation and neurotoxicity. Using differentiated SH-SY5Y human neuronal cells, we evaluated cell viability, microRNA (miRNA) regulation, and RNA expression following exposure to subtoxic concentrations of EE2 and DEP.
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