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Background: TYK2 is a member of the JAK family and is known to mediate signals of multiple cytokines that play a crucial role in immune and inflammatory signaling. Activation of TYK2 in tumor cells has been linked to promote cell survival, growth, and invasion. This study aimed to investigate the expression of tyrosine kinase 2 (TYK2) in colorectal cancer (CRC) and adjacent control tissues.
Materials And Methods: Quantitative Real-Time PCR (qRT-PCR) method was elaborated to examine the expression levels of TYK2 in 100 colorectal tumor tissues and adjacent tissues as a control. Furthermore, we analyzed the diagnostic power of the mentioned TYK2 by plotting the receiver operating characteristic (ROC) curve.
Results: Our results revealed that the expression level of TYK2 was significantly up-regulated in CRC patients sample compared to the adjacent sample of the control group. Analysis of patient's clinic pathological features shows that expressions TYK2 were differently associated with lymph vascular invasion and TMN stage ( < 0.0001, < 0.0006).
Conclusion: These results indicated that TYK2 levels potential biomarkers for diagnosing colorectal cancer may be identified.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10772794 | PMC |
http://dx.doi.org/10.4103/abr.abr_440_22 | DOI Listing |
Front Immunol
September 2025
Guangxi Key Laboratory of AIDS Prevention and Treatment & School of Public Health, Guangxi Medical University, Nanning, Guangxi, China.
Background: People living with HIV(PLWH) are a high-risk population for cancer. We conducted a pioneering study on the gut microbiota of PLWH with various types of cancer, revealing key microbiota.
Methods: We collected stool samples from 54 PLWH who have cancer (PLWH-C), including Kaposi's sarcoma (KS, n=7), lymphoma (L, n=22), lung cancer (LC, n=12), and colorectal cancer (CRC, n=13), 55 PLWH who do not have cancer (PLWH-NC), and 49 people living without HIV (Ctrl).
Front Oncol
August 2025
Department of Colorectal Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
Objective: The retrieval of 12 lymph nodes (LNs) remains a crucial criterion for accurate staging and prognosis evaluation in rectal cancer (RC). However, some patients fail to meet this threshold after surgery. This study developed a nomogram model based on clinical variables to predict the probability of retrieving 12 LNs postoperatively.
View Article and Find Full Text PDFFront Oncol
August 2025
Department of Surgery, Hebei Medical University, Shijiazhuang, Hebei, China.
Background: Tumor deposit (TD) is an independent risk factor associated with recurrence or metastasis for patients with colorectal cancer (CRC). The scenario in which both TD and lymph node metastasis (LNM) are positive is not clearly illustrated by the current TNM staging system. Simply treating one TD as one or two LNMs by a weighting factor is inappropriate.
View Article and Find Full Text PDFFront Oncol
August 2025
Department of Hematology and Oncology, Wake Forest University School of Medicine, Winston-Salem, NC, United States.
Introduction: Metastatic colorectal cancer (mCRC) exhibits significant heterogeneity in molecular profiles, influencing treatment response and patient outcomes. Mutations in v-raf murine sarcoma viral oncogene homolog B1 () and rat sarcoma () family genes are commonly observed in mCRC. Though originally thought to be mutually exclusive, recent data have shown that patients may present with concomitant and mutations, posing unique challenges and implications for clinical management.
View Article and Find Full Text PDFPrev Oncol Epidemiol
May 2025
Implenomics, Dover, DE, USA.
Introduction: We identified potential approaches to address barriers to colorectal cancer (CRC) screening in rural communities of award recipients from the Centers for Disease Control and Prevention's Colorectal Cancer Control Program (CRCCP).
Methods: Nine program managers and directors discussed approaches to address barriers to CRC screening. The programs served areas with rural communities and tribal reservations.