Results 111 to 120 of about 24,071,321 (338)

Usability of Web-based Knowledge Portals to support Research Organizations [PDF]

open access: yes, 2006
Usability refers to the effectiveness, efficiency and user satisfaction of a designed product or system. One of the most of productive ways of measuring usability goals is through questionnaires and surveys.
Hedberg, John G.   +2 more
core  

The Tumor‐to‐Endothelial Transfer of FTO Promotes Vascular Remodeling and Metastasis in Nasopharyngeal Carcinoma

open access: yesAdvanced Science, EarlyView.
Integrated omics analysis of matched primary and liver metastatic NPC tumors reveals a unique NOTCH1+ CSC subpopulation exhibiting enhanced stemness properties and tumorigenic capacity. With in vitro and in vivo assays, exosomal transfer of tumor‐derived FTO from NOTCH1+ cells to the endothelium promotes vascular permeability and metastatic potential ...
Chun Wu   +23 more
wiley   +1 more source

Extrahepatic portal vein obstruction in children: Role of preoperative imaging

open access: yesJournal of Indian Association of Pediatric Surgeons, 2017
Aim: Extrahepatic portal vein obstruction (EHPVO) is characterized by features of recent thrombosis or portal hypertension with portal cavernoma as a sequel of portal vein obstruction.
Shashidhar Achar   +2 more
doaj   +1 more source

Liver transplantation for cirrhosis complicated by non-tumor thrombosis of mesenteric portal system

open access: diamond, 2022
S. E. Voskanyan   +12 more
openalex   +2 more sources

Geometrically Encoded Positioning of Introns, Intergenic Segments, and Exons in the Human Genome

open access: yesAdvanced Science, EarlyView.
This study introduces a new hypothesis: exons, introns, and intergenic segments are non‐random projections of the functional layers of 3D structure of chromatin packing domains. Evidence is presented that this “geometric code” may encode volumetric structure, reconciling epigenetic patterns, correlates with oncogenic mutations, acting as a potential ...
Luay M. Almassalha   +11 more
wiley   +1 more source

Basics of the semantic portal of nuclear knowledge BelNET functioning

open access: yesInformatika
Object ives. The possibility of using semantic technologies for the development and improvement of the content management system of the scientific and educational portal eLab-Science and the Belarusian nuclear knowledge portal BelNET (Belarusian Nuclear ...
S. N. Sytovа   +4 more
doaj   +1 more source

ESTERR-PRO: A Setup Verification Software System Using Electronic Portal Imaging

open access: yesInternational Journal of Biomedical Imaging, 2007
The purpose of the paper is to present and evaluate the performance of a new software-based registration system for patient setup verification, during radiotherapy, using electronic portal images. The estimation of setup errors, using the proposed system,
Pantelis A. Asvestas   +3 more
doaj   +1 more source

A semantic web service-based architecture for the interoperability of e-government services [PDF]

open access: yes, 2005
We propose a semantically-enhanced architecture to address the issues of interoperability and service integration in e-government web information systems. An architecture for a life event portal based on Semantic Web Services (SWS) is described.
Cabral, L.   +5 more
core   +1 more source

CHB‐Induced Immune Zonation Chaos Elicited LXRα‐mediated Lipid Metabolism Disorders in Kupffer Cells to Induce Cancer Stem Cell Formation

open access: yesAdvanced Science, EarlyView.
By profiling the spatiotemporal hepatic landscape of CHB mouse models, the originally peri‐portal localized KCs migrated to the peri‐central in a CXCL9‐CXCR3‐dependent manner, facilitating their interaction with HBV+ hepatocytes. The interaction promoted LMD in KCs through ASGR1‐induced LXRα degradation, which, in turn, induced CSC formation via Stat3 ...
Jingqi Shi   +18 more
wiley   +1 more source

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