The study found PD-1 lymphocytes more frequent in high-grade anal dysplastic lesions and CD8 lymphocytes in HSIL versus LSIL. The presence of PD-L1 epithelial cells showed no difference between high and low-grade lesions.
Researchers developed a CD45-directed antibody radioconjugate to target and deplete specific immune cells. The treatment safely depleted T cells, B cells, NK cells, and Tregs in mice while sparing red blood cells and platelets.
The Oncotarget journal has launched a special collection on breast cancer, featuring newly published scientific papers on prognostic markers, risk factors, therapies, and gene studies. This free-to-read resource aims to promote a better understanding of the latest breast cancer research.
A study reveals that methylation of the DVDMR region in the IGF2 gene determines its protein expression levels in breast cancer cells and tissues, suggesting a potential novel epigenetic biomarker for BC aggressiveness. The findings imply that IGF2 levels contribute to BC metastasis and chemoresistance.
Researchers found that methylation of a specific region in the IGF2 gene, known as DVDMR, determines IGF2 protein expression levels in breast cancer. High IGF2 levels are associated with increased BC aggressiveness and metastasis.
Researchers assessed CEACAM5 expression in breast cancer subtypes using immunohistochemistry, finding a high correlation between primary tumor and lymph node status. Expression of CEACAM5 also predicted different clinical outcomes depending on molecular subtypes, suggesting its potential role as a clinically relevant marker.
Researchers found that Trop-2 expression is a predictive biomarker for sacituzumab govitecan efficacy in triple-negative breast cancer. Increasing Trop-2 expression improved SG efficacy in mice with HRR-proficient tumors, suggesting a potential clinical benefit for patients with high Trop-2 levels.
The study found that CADD522 targets mitochondrial metabolism, decreasing oxygen consumption rate and ATP production, and increasing intracellular reactive oxygen species. This inhibition contributes to the suppression of tumor growth in breast cancer cells.
The study reveals that KDM5A and PHF2 positively control the expression of pro-metastatic genes in Ewing sarcoma. These genes include L1CAM, which promotes migratory and invasive properties. The researchers identified KDM5A and PHF2 as novel disease-promoting factors and potential new targets for metastasis inhibition.
The study found associations between specific single nucleotide polymorphisms (SNPs) and clinical features of follicular lymphoma, including tumor microenvironment composition. The researchers identified key immune-related genes associated with worse survival outcomes in patients treated with rituximab-containing regimens.
The study compared survival rates in patients undergoing surgery for brain metastases with conventional white light microscopy versus 5-ALA fluorescence microscopy. The results showed no significant difference in local recurrence or mortality between the two groups, but radiotherapy was strongly associated with improved survival.
This study examines the effects of talc on mesothelial and neoplastic cells, revealing high levels of IL-6 and TNFRI. The results suggest that normal mesothelium is the main stimulus for the inflammatory process, with talc inducing higher rates of apoptosis in neoplastic cells.
Researchers at Swiss Federal Institute of Technology and Philochem AG describe four novel formats for L19-IL2 fusion proteins, featuring different arrangements of antibody and IL2, which exhibit superior tumor-targeting properties in vivo. The new format also reduces activation of regulatory T cells.
Research reveals thymoquinone's ability to induce apoptosis and DNA damage in 5-Fluorouracil-resistant colorectal cancer, demonstrating its potential as a therapeutic agent. The compound targets CSCs enriched from both sensitive and resistant cell lines, suggesting a promising effect on chemoresistant cells.
The study investigated the long-term effects of sirolimus on three different cell in vitro models, cultured in physiological conditions mimicking sirolimus-eluted stent. Sirolimus showed a cytostatic effect but had varying effects on clonogenic potential among different cell types.
The cGAS-STING pathway plays a central role in immunosurveillance, coordinating immune cell recruitment to destroy transformed cells through cellular senescence or cell death programs. Chronic activation of this pathway can lead to inflammation-induced carcinogenesis, cautioning against its use as an anti-tumor immunotherapy.
Research found that vitamin D3 reduces both HAS2 gene expression and hyaluronic acid synthesis in multiple models of breast cancer. The study suggests a novel role for vitamin D3 and the VDR in control of HA synthesis, which likely contributes to its anti-cancer actions.
Researchers found that combining Th1 cytokines IFN-gamma and TNF-alpha with the small molecule Akt antagonist MK-2206 maximizes indicators of apoptotic cell death in breast cancer cells. The study also suggests a combined therapy approach for Akt-targeting drugs that incorporates recombinant Interferon-gamma.
Researchers demonstrate that epithelial cells can induce phenotypic and genotypic changes in HER2-positive breast cancer cells, known as cancer cell redirection. This phenomenon restricts proliferation of tumorigenic cells and shifts gene expression profiles towards a non-tumorigenic epithelial profile.
Researchers found that serum albumin and geriatric nutritional risk index (GNRI) are independent prognostic factors for cancer-specific survival in patients with esophageal squamous cell carcinoma. Low GNRI levels were significantly associated with worse survival outcomes, particularly in early-stage disease.
Researchers identified genetic markers outside of FLT3-ITD mutations that affect midostaurin response in leukemia patients. These findings suggest therapeutic benefits of midostaurin in patients with specific expression profiles, and may lead to more effective combination therapies.
The study reveals that efavirenz alters the gene expression of important factors essential for genomic stability, particularly down-regulating S-phase and DNA replication genes. This suggests that efavirenz may be used in synergy with chemo/radiotherapy to treat lung cancer.
The study finds that high miR-708 expression is associated with survival rates in lung squamous cell carcinoma patients. Additionally, miR-708 decreases proliferation, survival, and migration of lung cancer cells by inhibiting PGE2 signaling.
Researchers found that miR-133b levels were significantly lower in FAP-associated Desmoid tumors than in sporadic Desmoid tumors, while SIRT1 mRNA levels were up-regulated. A negative correlation between miR-133b and SIRT1 was observed, suggesting a novel mechanism underlying progression of FAP-associated Desmoid tumor.
The study investigates the cooperative effects of targeted deletions of tumor suppressors Rb1, Trp53, Men1, and Pten in neuroendocrine tumors in mice. The authors demonstrate that pRB has the strongest cooperative function with PTEN in suppressing Pit NETs and Menin and TRP53 in suppressing Pan NETs.
The study developed a reliable method for creating porcine hepatocellular carcinoma cells, which exhibited similar characteristics to human HCC cells. The Oncopig model was shown to be a valuable tool for testing innovative therapeutic modalities and correlative studies for new therapies.
A case series reports 5 patients developing type 1 diabetes after receiving immunotherapy, with rapid onset and serious risk for diabetic ketoacidosis. Monitoring glycemia does not predict diabetes occurrence, and GAD antibodies are present in half of these cases, warranting further investigation.
This study reveals that hypoxic exosomes promote sphere formation and stem-like phenotype in EWS cells by delivering enriched miR-210. The knockdown of HIF-1α led to decreased exosomal miR-210 levels, while inhibition of miR-210 attenuated sphere formation.
Researchers have identified NRXN1, a cell adhesion molecule, as a potential target for antibody-drug conjugate (ADC) therapy in small cell lung cancer. The study found that targeting NRXN1 with ADCs exhibited anti-tumor activity in SCLC cells.
The study provides a comprehensive analysis of current clinical trials in pancreatic cancer, revealing that most trials focus on immunotherapy, chemotherapy, and radiation. The authors conclude that these approaches have yet to strongly impact the disease, emphasizing the need for new discoveries and biomarkers.
Researchers discovered that combining an ATM inhibitor with a histone deacetylase inhibitor increases apoptosis and decreases p21 expression, allowing for more effective cancer treatment. The study found that the ATM inhibitor nullifies the HDAC inhibitor's ability to induce p21, leading to synergistic effects.
Researchers found GATA3 and APOBEC3B overexpressed in adrenocortical carcinoma, regulating cell proliferation and DNA damage. Their expression levels are linked to patient survival, providing novel insights into ACC prognosis.
The BEACON CRC trial demonstrated a survival advantage for patients with chemo-refractory BRAF mutant CRC treated with the combination of BRAF inhibitor encorafenib and EGFR inhibitor cetuximab. PLX8394, a paradox-breaker BRAF inhibitor, showed comparable efficacy to encorafenib in reducing pathway reactivation.
L-Grb2 antisense oligodeoxynucleotide (L-Grb2) has promising antitumor activity in preclinical models of ovarian and uterine carcinoma, reducing angiogenesis and increasing apoptosis. L-Grb2's therapeutic efficacy suggests a potential new target for cancer treatment.
Researchers used imaging mass spectrometry and immunohistochemistry to identify novel lipid and protein tumor markers for head and neck squamous cell carcinoma. These markers, including S100A8 and S100A9, show promise as potential diagnostic tools and may provide insights into the pathophysiology of HNSCC.
Researchers found that TMEM165 expression levels alter N-linked glycosylation, promoting the invasion and growth of breast cancer cells. This study suggests a novel role for TMEM165 as a driver of tumor invasion and identifies it as a potential biomarker for breast carcinoma.
Researchers have developed a 3D bioprinted skin model of cutaneous squamous cell carcinoma (cSCC) to test the efficacy of chemotherapies. The model selectively killed cSCC cells while sparing normal keratinocytes, demonstrating its potential for pre-clinical screening.
Researchers utilized a computational method to analyze the CDR3 regions of T-cell receptors from high-grade serous ovarian cancers. The study found that patients with low T-cell infiltration but diverse or focused repertoires had clinical outcomes similar to highly-infiltrated tumors. The authors identified the degree of divergence bet...
This study developed a hemolysis correction equation to improve serum Neuron-specific enolase (NSE) concentration accuracy in small-cell lung cancer diagnostics. The corrected results showed an increased AUC and lower cut-off value for SCLC detection, indicating the importance of hemolysis correction.
Researchers discovered two possible mechanisms that drive varying degrees of susceptibility and resistance to EMT, a key process in cancer metastasis and therapy resistance. The study's findings suggest that epigenetic feedback and stochastic partitioning during cell division contribute to this resistance.
PRRT is an approved treatment modality for gastroenteropancreatic neuroendocrine tumours, particularly in midgut NETs. In Australia, PRRT is used more widely than previously thought, despite limited Phase III trial data for lung NETs.
Researchers found that IQGAP1 controls centrosome function and defines molecular variants of breast cancer. IQGAP1 modulates nuclear-centrosome crosstalk to regulate cell division, suggesting a common target for personalized medicine in triple-negative breast cancer.
Research found that miR-133b levels were significantly lower in FAP-associated Desmoid tumors than in sporadic Desmoid tumors. SIRT1 mRNA levels were up-regulated in FAP-associated Desmoid tumor, suggesting a novel mechanism underlying progression.
A recent randomized controlled trial found that landiolol hydrochloride administration reduced the incidence of postoperative atrial fibrillation after esophagectomy for esophageal cancer. However, this did not impact overall survival in patients with esophageal cancer.
Researchers characterized bacteriome, mycobiome, and mycobiome-bacteriome interactions of oral wash in Head and neck squamous cell carcinoma patients, finding distinct differences compared to healthy controls. Unique interactions between fungal and bacterial communities may serve as potential screening tool for HNSCC.
Research finds that tumor suppressor p53 influences insulin receptor gene expression in breast cancer cells, with mutant p53 strongly stimulating INSR promoter activity. This study highlights the complex interplay between p53 and the INSR pathway, with implications for breast cancer treatment.
This study defines the mutation profile of SUM in Caucasians using next-generation sequencing-based genomic analysis, identifying frequently mutated genes. The most abundant mutations were found in KIT and NRAS, while BRAF was only present in 3% of cases, providing insights into the genetics of subungual melanoma.
Indoximod increases T cell proliferation by modulating CD4+ T cells via the aryl hydrocarbon receptor and reactivating mTOR. It also downregulates IDO protein expression in dendritic cells, opposing the immunosuppressive effects of IDO and TDO.
Researchers found that BI-D1870 inhibits AML cell proliferation and increases G2/M population without affecting CDC2 and CDC25C. The combination of BI-D1870 and vincristine synergistically increases mitotic arrest and apoptosis in AML cells, providing a promising novel approach to overcoming resistance.
This study evaluated the relationship between preoperative Geriatric Nutritional Risk Index and long-term outcomes in elderly gastric cancer patients. The results showed that the GNRI is a useful prognostic indicator for estimating overall survival, cancer-specific survival, and postoperative outcomes.