Background: The diversity of available chemotherapeutic modalities for colorectal cancer (CRC) entails the implementation of personalized therapeutic regimens to optimize patient outcomes. Currently, the clinical use of biological markers for treatment selection is inadequate to achieve individualization. Circulatory RNAs (circRNAs), which function as plasma biomarkers, play a critical role in regulating biological processes in different types of cancer.
Methods: The samples (serum) were obtained from 80 CRC patients and 80 healthy individuals (controls) to assess the level of hsa_circ_0023919 via qRT-PCR analysis.
Results: In findings, hsa_circ_0023919 has a positive association with the disease stage and is greatly elevated in chemoresistant CRC patients. In addition, the area under the curve for hsa_circ_0023919 was modest, and an increase in hsa_circ_0023919 expressions was linked with a decreased overall survival (OS) and progression-free survival (PFS). Serum hsa_circ_0023919 levels serve as a diagnostic indicator for chemoresistance in CRC.
Conclusion: The findings suggested that hsa_circ_0023919 contributes to promoting chemoresistance in CRC patients. Consequently, it can be considered a potent therapeutic target for CRC treatment.
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http://dx.doi.org/10.2147/IJGM.S482379 | DOI Listing |
Aliment Pharmacol Ther
January 2025
Gastrointestinal and Liver Theme, National Institute for Health Research (NIHR) Nottingham Biomedical Research Centre (BRC), Nottingham University Hospitals NHS Trust and the University of Nottingham, School of Medicine, Queen's Medical Centre, Nottingham, UK.
Background: Colorectal cancer (CRC) is the third most common cancer in the United Kingdom and the second largest cause of cancer death.
Aim: To develop and validate a model using available information at the time of faecal immunochemical testing (FIT) in primary care to improve selection of symptomatic patients for CRC investigations.
Methods: We included all adults (≥ 18 years) referred to Nottingham University Hospitals NHS Trust between 2018 and 2022 with symptoms of suspected CRC who had a FIT.
Int J Surg
January 2025
Department of Surgical Oncology, Fourth Affiliated Hospital of China Medical University.
Background: Several autoimmune diseases (ADs) are considered risk factors for gastrointestinal (GI) cancers. This study pooled and appraised the evidence associating ADs to GI cancer risks.
Methods: Three databases were examined from initiation through 26 January 2024.
Unlabelled: Patient-derived cancer organoids (PDCOs) are a valuable model to recapitulate human disease in culture with important implications for drug development. However, current methods for assessing PDCOs are limited. Label-free imaging methods are a promising tool to measure organoid level heterogeneity and rapidly screen drug response in PDCOs.
View Article and Find Full Text PDFFront Immunol
January 2025
Public Health Sciences Division, Fred Hutchinson Cancer Center, Seattle, WA, United States.
Background: Microsatellite instability-high (MSI-high) tumors comprise ~15% of sporadic colorectal cancers (CRC) and are associated with elevated T cell infiltration. However, the universality of this response across T cell subtypes with distinct functions is unknown.
Methods: Including 1,236 CRC tumors from three observational studies, we conducted T cell profiling using a customized 9-plex (CD3, CD4, CD8, CD45RA, CD45RO, FOXP3, KRT, MKI67, and DAPI) multispectral immunofluorescence assay.
Front Immunol
January 2025
Department of Pharmacy, Jinan Fourth People's Hospital, Jinan, China.
Colorectal cancer (CRC), as one of the malignant tumors with the highest incidence and mortality rates worldwide in recent years, originating primarily from the mucosal tissues of the colon or rectum, and has the potential to rapidly develop into invasive cancer. Its pathogenesis is complex, involving a multitude of factors including genetic background, lifestyle, and dietary habits. Early detection and treatment are key to improving survival rates for patients with CRC.
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