Results 91 to 100 of about 2,399,237 (291)

A mediation analysis of the influence of sleep on the relationship between smartphone screen time and youth mental health

open access: yesCyberpsychology: Journal of Psychosocial Research on Cyberpspace
Research using subjective measures suggests that young people spend large amounts of their leisure time using digital media, which may affect their mental health.
Silvia Marin-Dragu   +5 more
doaj   +1 more source

Citywide mobile air quality monitoring using GPS-enabled low-cost IoT sensors [PDF]

open access: yesE3S Web of Conferences
Particulate matter (PM) is a critical air pollutant with severe health implications, yet existing stationary monitoring networks often fail to capture its complete spatial and temporal variability in urban environments.
Gujar Shreyash   +5 more
doaj   +1 more source

Extracellular vesicle lipidomics liquid biopsy reveals systemic and tumor microenvironment metabolic reprogramming in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Extracellular vesicle (EV) lipidomic profiling of plasma and ascites from patients with high‐grade serous ovarian cancer and of ovarian cancer cell lines reveals enrichment of triglycerides (TGs), diacylglycerols (DGs), phosphatidylcholine (PCs), sphingomyelins (SMs), reflecting tumor metabolic reprogramming.
Shikha Rani   +9 more
wiley   +1 more source

Key technologies for health monitoring of intelligent mine hoisting systems

open access: yesGong-kuang zidonghua
At present, health monitoring of mine hoisting systems faces challenges such as large system span and dispersed component distribution, which makes it difficult to achieve full coverage, continuous online monitoring, and cost-effective deployment for key
ZHOU Ping   +7 more
doaj   +1 more source

Privacy Preserved Mobile Sensing Using Region-Based Group Signature

open access: yesIEEE Access, 2018
Mobile sensing receives lots of attention since it exploits sensors embedded in smartphones to gather information for quality improvement of daily life.
Ya-Cheng Li, Shin-Ming Cheng
doaj   +1 more source

Extracellular matrix remodeling and immune reprogramming drive residual tumor progression of liver cancer after incomplete microwave ablation

open access: yesMolecular Oncology, EarlyView.
Incomplete microwave ablation (iMWA) of liver cancer triggers a biphasic progression in residual tumors. At Day 3, the microenvironment is characterized by acute inflammatory responses and extracellular matrix (ECM) remodeling. By Day 14, a profound shift occurs toward oncogenic signal transduction and immunosuppression, marked by macrophage ...
Yu Liu   +9 more
wiley   +1 more source

Integrating Long-Term Mobile Measurements with Geospatial Modeling for On-Road PM2.5 Assessment in Hong Kong

open access: yesLand
Fixed monitoring networks characterize urban PM2.5 trends but cannot resolve variation among individual roads and transport corridors. This study developed and evaluated a two-stage framework integrating long-term mobile measurements with satellite ...
Chengzhuo Tong   +7 more
doaj   +1 more source

Optimization of seminal extracellular vesicle isolation protocols for cancer biomarker analysis using proteomic profiling

open access: yesMolecular Oncology, EarlyView.
This paper shows that size‐exclusion chromatography and sequential centrifugation applied to seminal plasma enrich for different populations of extracellular vesicles. This may significantly affect the detection and analysis of extracellular vesicle‐associated cancer biomarkers.
Elen Telumyan   +8 more
wiley   +1 more source

A Review of Urban Air Pollution Monitoring and Exposure Assessment Methods

open access: yesISPRS International Journal of Geo-Information, 2017
The impact of urban air pollution on the environments and human health has drawn increasing concerns from researchers, policymakers and citizens. To reduce the negative health impact, it is of great importance to measure the air pollution at high spatial
Xingzhe Xie   +7 more
doaj   +1 more source

Tumour‐proximal deep serum proteomics identifies biomarkers associated with ovarian cancer

open access: yesMolecular Oncology, EarlyView.
New biomarkers are needed for early ovarian cancer detection. Ovarian (tumour‐proximal) and peripheral vein serum from healthy women and patients with benign or malignant tumours underwent nanoparticle‐enriched deep proteomics. Ovarian serum yielded more protein identifications and revealed tumour‐reflective signatures.
Darren Lau   +9 more
wiley   +1 more source

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