Results 41 to 50 of about 171,385 (240)

Single‐cell DNA methylation profiling: Technologies, computation, and applications in precision oncology

open access: yesMolecular Oncology, EarlyView.
Single‐cell DNA methylation (scDNAme) profiling maps epimutational clonal evolution, revealing mechanisms of malignancy and therapeutic resistance across diverse cancer types. By providing a high‐resolution landscape of intratumoral heterogeneity, these technologies empower precise patient stratification, guide the development of enhanced ...
Ik Soo Kim
wiley   +1 more source

CEACAM1 participation in breast cancer progression

open access: yesMolecular Oncology, EarlyView.
In invasive breast cancer (BC), CEACAM1 shifts from an apical to a uniform membranous/cytoplasmic pattern, or is lost, as tumors dedifferentiate, inversely tracking the Ki‐67 proliferative index. In MCF‐7 cells, only CEACAM1‐4L suppresses proliferation, repressing cell cycle and growth factor genes.
Mykola Lyndin   +3 more
wiley   +1 more source

Elevated Ki-67 (MIB-1) expression as an independent predictor for unfavorable pathologic outcomes and biochemical recurrence after radical prostatectomy in patients with localized prostate cancer: A propensity score matched study.

open access: yesPLoS ONE, 2019
BACKGROUND:Ki-67 is known to be useful in estimating the fraction of proliferation tumor cells in various malignancies. We tried to investigate clinical association of Ki-67 (MIB-1) expression with the oncological outcomes in patients with localized ...
Seok-Soo Byun   +3 more
doaj   +1 more source

Analysis of human Ki-67 gene promoter and identification of the Sp1 binding sites for Ki-67 transcription

open access: yesTumor Biology, 2011
Ki-67 as a cell proliferation marker is tightly associated with maintenance and regulation of the cell division. To understand the mechanism of Ki-67 gene expression and regulation, we first cloned 5'-flanking region and identified the Ki-67 core promoter.
Dong-Sheng, Pei   +5 more
openaire   +2 more sources

Somatostatin receptor 4 (SSTR4) is a tumor suppressor in cutaneous and head & neck squamous cell carcinomas

open access: yesMolecular Oncology, EarlyView.
This study identifies somatostatin receptor 4 (Sstr4) as a critical tumor suppressor against skin and head/neck cancers (HNSCC, cSCC, and BCC). The loss of Sstr4 removes a check on cell growth, causing hyperactivation of the MAPK‐ERK signaling pathway (↑).
Ali Taqvi   +6 more
wiley   +1 more source

Exploratory analyses of the associations between Ki-67 expression, lymph node metastasis, and prognosis in patients with esophageal squamous cell cancer [PDF]

open access: yesPeerJ
Background The relationships between Ki-67/MKI67 expression, lymph node metastasis (LNM), vascular invasion (VI), and perineural invasion (PI) in esophageal squamous cell cancer (ESCC) remain unclear.
Jianqing Zheng   +5 more
doaj   +2 more sources

Ki-67 in meningioma: distribution and implications

open access: yesJournal of Neurosurgery
OBJECTIVE Ki-67 is a widely used marker of proliferation in meningiomas, influencing prognostic assessment and treatment decisions, including adjuvant radiation therapy. However, it is increasingly appreciated that some meningiomas are enriched with immune infiltration, which may confound Ki-67 interpretation as
Xiaopeng, Guo   +4 more
openaire   +2 more sources

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

Ki-67 expression in squamous intraepithelial lesions of the uterine cervix [PDF]

open access: yesArchive of Oncology, 2006
BACKGROUND: Uncontrolled cell proliferation and malignant transformation are the basic elements in the development of malignant disease including cervical cancer and its precursors.
Panjković Milana   +1 more
doaj   +1 more source

Aquaporin‐3 and aquaporin‐5 impact the development of pancreatic ductal adenocarcinoma spheroids

open access: yesFEBS Open Bio, EarlyView.
Schematic representation of the role of aquaporin‐3 (AQP3) and aquaporin‐5 (AQP5) in pancreatic ductal adenocarcinoma (PDAC). Both proteins are upregulated in PDAC and are associated with tumor progression and metastatic potential. Silencing AQP3 or AQP5 in PDAC spheroids results in decreased diameter, area, and overall growth, underscoring their key ...
Catarina Pimpão   +3 more
wiley   +1 more source

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