Colorectal Adenocarcinoma

P3, N=204, Recruiting, Sixth Affiliated Hospital, Sun Yat-sen University | Not yet recruiting --> Recruiting

Liver lesions shrank after treatment with octreotide and Lutetium-177 vipivotide tetraxetan...The role of microsatellite instability (MSI) as a screening marker, and personalized treatment approaches like immunotherapy for dMMR tumors. Understanding these correlations may assist in early discovery, surveillance, and customized treatment for patients dealing with LS-associated malignancies.

Postoperative circulating tumor DNA was negative, and the patient was placed on active surveillance; however, neurological symptoms persisted, and immunomodulatory therapy access was initially limited. This case highlights a rare association between anti-Hu-associated myeloneuropathy and early-onset colon cancer and underscores the importance of malignancy evaluation in unexplained sensory neuronopathy.

Anticancer activity of the racemic complexes C1-C4 against human colorectal adenocarcinoma (HT-29) and human lung cancer (A549) cell lines assessed using MTT assay indicated the IC50 concentrations ranging from 15.39 to 21.86 µM and 17.29 to 24.29 µM for HT-29 and A549 cells, respectively, and the values are comparable to that of the positive control (cisplatin) and also the same assay was performed on human epithelial kidney cells (HEK-293) to determine the selectivity index of the complexes...The complexes demonstrated favorable binding interactions with B-DNA, BSA, cyclooxygenase-2 (COX-2) and B-cell lymphoma-2 (Bcl-2), with high binding affinity values of -8.12, -6.6, -6.25 and -7.53 kcal mol-1, respectively. Simultaneously, binding interactions of the individual enantiomers (R and S) of the respective pairs of each complex towards the target proteins were also examined, but they did not vary greatly among the complexes.

Cholesterol depletion reversed EMT-associated expression patterns in all three cell models. Results from this study support cholesterol depletion as a potential therapeutic intervention for mitigating metastatic cancer progression.

Intriguingly, RBPJ upregulation counteracts HP1γ-induced hyperproliferation, implicating HP1γ as a critical modulator of Notch signaling. Our findings establish HP1γ as a promoter of CRC progression through suppression of Notch pathway components, highlighting its potential as a diagnostic marker or therapeutic target in CRC.

Furthermore, these derivatives displayed higher selectivity for cancer cells over normal cells (SI > 44) compared to the positive controls, doxorubicin (SI > 2) and cisplatin (SI = 5). Molecular docking analysis indicated that these compounds (6a and 7b) form interactions with the aurora A kinase receptor both from structural and energetic perspectives. These results suggest that derivatives 6a and 7b have potential for further development as aurora A kinase inhibitors for colorectal cancer treatment.

CC was associated with poor colorectal cancer outcomes in our study. Therefore, we believe that it is important to identify and quantify cannibal cells during routine histopathology examinations to demonstrate their morphological predictive value.

HOTAIR, CCAT2, MALAT1, LNCP21, HOTTIP, H19, and CCAT1 showed potential diagnostic value for distinguishing CA from A and HP, with HOTAIR, CCAT2, and MALAT1 exhibiting the strongest performance. Pathway enrichment findings provide exploratory biological context and require validation in larger prospective studies and functional analyses.

SERPINA1 emerges as a promising diagnostic biomarker and potential therapeutic target. Investigating SERPINA1 therefore offers valuable insights into colon cancer pathogenesis and guides the pursuit of novel therapeutic approaches.

Conclusion Metabolic dysfunction, fatty liver severity, and systemic inflammatory markers are significantly associated with hepatic metastasis in colorectal cancer. These parameters may serve as a potential association for identifying patients at increased risk of metastatic spread and may assist in improving risk stratification and surveillance strategies.

This study defines novel molecular subtypes of COAD through multi-omics clustering analysis and develops a robust PCD-related prognostic signature. Furthermore, it reveals the significant value of TERT as a potential therapeutic target in COAD.