Results 191 to 200 of about 850,443 (319)

A Fourier-enhanced multi-modal 3D small object optical mark recognition and positioning method for percutaneous abdominal puncture surgical navigation [PDF]

open access: yesarXiv
Navigation for thoracoabdominal puncture surgery is used to locate the needle entry point on the patient's body surface. The traditional reflective ball navigation method is difficult to position the needle entry point on the soft, irregular, smooth chest and abdomen.
arxiv  

Evaluation of Quad-Constellation GNSS Precise Point Positioning in Egypt [PDF]

open access: gold, 2017
Emad El Manaily   +3 more
openalex   +1 more source

Unraveling epigenetic heterogeneity across gastrointestinal adenocarcinomas through a standardized analytical framework

open access: yesMolecular Oncology, Volume 19, Issue 4, Page 1117-1131, April 2025.
This study shows that patients with gastrointestinal adenocarcinomas can be stratified into six distinct subtypes based on genome‐scale DNA methylation profiling. This stratification, achieved using a robust analytical framework, aligns with established tumor characteristics and holds potential to support prognostication.
Rita Pinto   +3 more
wiley   +1 more source

The PTTG1/VASP axis promotes oral squamous cell carcinoma metastasis by modulating focal adhesion and actin filaments

open access: yesMolecular Oncology, Volume 19, Issue 5, Page 1517-1531, May 2025.
VASP was found to be overexpressed in metastatic oral squamous cell carcinoma (OSCC) tissues. Notably, PTTG1‐ and VASP‐deficient OSCC cells demonstrated suppressed metastatic properties by disrupting the interaction between the cytoskeleton and focal adhesion (FAs) in the filopodia region.
Suyeon Park   +6 more
wiley   +1 more source

Precise Point Positioning: Multi-Constellation Ionospheric-Free Positioning Using L1/L5 Frequencies on a Low-Cost Receiver [PDF]

open access: yes
This thesis revolves around the area of satellite-based positioning using Global Navigation Satellite System (GNSS) signals from the Global Positioning System (GPS) and Galileo constellations.
Melander, Marielle, Pettersson, Philip
core   +1 more source

NanoCMSer: a consensus molecular subtype stratification tool for fresh‐frozen and paraffin‐embedded colorectal cancer samples

open access: yesMolecular Oncology, Volume 19, Issue 5, Page 1332-1346, May 2025.
Consensus molecular subtypes (CMS1‐4) have been identified to study colorectal cancer heterogeneity and serve as potential biomarkers. In this study, we developed and evaluated NanoCMSer, a NanoString‐based classifier using 55 genes, optimized for FF and FFPE to facilitate the clinical evaluation of CMS subtyping.
Arezo Torang   +10 more
wiley   +1 more source

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