keyword
https://read.qxmd.com/read/38568590/uncertainty-of-digital-image-correlation-under-video-compression-and-dsp-optimization
#1
JOURNAL ARTICLE
Xiaowen Li, Xinqiao Tang, Yinuo Xu, Wei Sun, Zhenning Chen
The storage and transmission of videos at high spatial resolution remain a great challenge in image-based optical techniques. The uncertainty of digital image correlation (DIC) was assessed following speckle video compression under High Efficiency Video Coding (HEVC/H.265). First, the evaluation criterion for the DIC accuracy affected by compression was provided. The stability of H.265 video compression in DIC was studied considering different compressed frames under different target quantization parameters (QPs) and compression ratios (CRs)...
March 20, 2024: Applied Optics
https://read.qxmd.com/read/38526631/disulfidptosis-features-and-prognosis-in-head-and-neck-squamous-cell-carcinoma-patients-unveiling-and-validating-the-prognostic-signature-across-cohorts
#2
JOURNAL ARTICLE
Hao Xue, Qianyu Sun, Heqing Zhang, Hanxiao Huang, Haowei Xue
BACKGROUND: Head and neck squamous cell carcinoma (HNSCC) is a significant health concern with a variable global incidence and is linked to regional lifestyle factors and HPV infections. Despite treatment advances, patient prognosis remains variable, necessitating an understanding of its molecular mechanisms and the identification of reliable prognostic biomarkers. METHODS: We analyzed 959 HNSCC samples and employed batch correction to obtain consistent transcriptomic data across cohorts...
March 25, 2024: Journal of Cancer Research and Clinical Oncology
https://read.qxmd.com/read/38457486/construction-and-initial-examination-of-inter-rater-reliability-of-a-structured-clinical-interview-for-dsm-5-tr-sleep-disorders-scisd-kid
#3
JOURNAL ARTICLE
Mollie E Rischard, Tara R Buck, Kristi E Pruiksma, Aviva Johns, Lisa D Cromer
STUDY OBJECTIVES: To construct and evaluate the inter-rater reliability of the Structured Clinical Interview for DSM-5-TR Sleep Disorders - Kid (SCISD-Kid). METHOD: The SCISD-Kid was modeled on the adult SCISD-R and accounted for pediatric developmental and sociocultural factors. Fifty sleep-disturbed children ( M age  = 11.9, SD  = 2.9) and 50 caregivers responded to the final SCISD-Kid. Video recordings were double-scored to evaluate inter-rater reliability...
March 8, 2024: Behavioral Sleep Medicine
https://read.qxmd.com/read/38446536/evaluation-of-the-effectiveness-of-suicide-ca-quebec-s-digital-suicide-prevention-strategy-platform-cross-sectional-descriptive-study
#4
JOURNAL ARTICLE
Louis-Philippe Côté, Julie Lane
BACKGROUND: In 2017, the Quebec government assigned the Association québécoise de prévention du suicide (AQPS) to develop a digital suicide prevention strategy (DSPS). The AQPS responded by creating a centralized website that provides information on suicide and mental health, identifies at-risk individuals on the internet, and offers direct crisis intervention support via chat and text. OBJECTIVE: This study aims to evaluate the effectiveness of suicide...
March 6, 2024: JMIR Formative Research
https://read.qxmd.com/read/38426195/trends-in-mortality-of-cirrhosis-in-china-an-analysis-of-the-china-death-surveillance-database-from-2008-to-2020
#5
JOURNAL ARTICLE
Xiaoxiao Wang, Huixin Liu, Jinlei Qi, Lijun Wang, Peng Yin, Feng Liu, Lai Wei, Yu Wang, Maigeng Zhou, Huiying Rao
BACKGROUND AND AIMS: China accounts for 14.9% of total cirrhosis deaths worldwide. A detailed and comprehensive understanding of the contemporary status of cirrhosis mortality in China is crucial for establishing strategies for intervention and decreasing the disease burden of cirrhosis worldwide. The study aimed to report the cirrhosis mortality rates in our whole country or province over time. METHODS: Mortality data from 2008 to 2020 were retrieved from the Disease Surveillance Point System (DSPs) of the Chinese Center for Disease Control and Prevention...
March 28, 2024: Journal of Clinical and Translational Hepatology
https://read.qxmd.com/read/38358131/dual-monomer-solvatochromic-probe-system-dsps-for-effectively-differentiating-lipid-raft-cholesterol-and-active-membrane-cholesterol-in-the-inner-leaflet-plasma-membrane
#6
JOURNAL ARTICLE
Xuan Luo, Yunfei Zhao, Yang Cai, Jun Chen, Lulu Zhao, Tianlan Lan, Yaxi Chen, Xiong Z Ruan
Monitoring active membrane cholesterol and lipid raft cholesterol in the inner leaflet of the plasma membrane is significant for understanding the membrane function and cellular physiopathological processes. Limited by existing methods, it is difficult to differentiate active membrane cholesterol and lipid raft cholesterol. A novel dual-monomer solvatochromic probe system (DSPS) that targets two types of cholesterol was developed. Acrylodan-BG/SNAP-D4 composed of SNAP-D4 cholesterol-recognizing monomers and solvatochromic acrylodan-BG-sensing monomers exhibits excellent cholesterol detecting properties in terms of selectivity, accuracy, convenience and economic benefits...
February 15, 2024: Journal of Materials Chemistry. B, Materials for Biology and Medicine
https://read.qxmd.com/read/38353975/structural-characterisation-of-deer-sinew-peptides-as-calcium-carriers-their-promotion-of-mc3t3-e1-cell-proliferation-and-their-effect-on-bone-deposition-in-mice
#7
JOURNAL ARTICLE
Li Sun, Jinze Liu, Hongyan Pei, Meiling Shi, Weijia Chen, Ying Zong, Yan Zhao, Jianming Li, Rui Du, Zhongmei He
Deer sinew as a by-product has high collagen and nutritional value. This study focuses on its hydrolysate being used as a calcium carrier to develop functional foods. The chelation mechanism was analyzed by SEM, EDS, UV-vis, FTIR, and fluorescence spectroscopy and zeta potential analysis after using peptide-sequenced deer sinew peptides for chelation with calcium ions. The results showed that the chelation of deer sinew peptides with calcium ions occurs mainly at the O and N atoms of carboxyl, amino and amide bonds...
February 14, 2024: Food & Function
https://read.qxmd.com/read/38351080/structural-basis-for-regulated-assembly-of-the-mitochondrial-fission-gtpase-drp1
#8
JOURNAL ARTICLE
Kristy Rochon, Brianna L Bauer, Nathaniel A Roethler, Yuli Buckley, Chih-Chia Su, Wei Huang, Rajesh Ramachandran, Maria S K Stoll, Edward W Yu, Derek J Taylor, Jason A Mears
Mitochondrial fission is a critical cellular event to maintain organelle function. This multistep process is initiated by the enhanced recruitment and oligomerization of dynamin-related protein 1 (Drp1) at the surface of mitochondria. As such, Drp1 is essential for inducing mitochondrial division in mammalian cells, and homologous proteins are found in all eukaryotes. As a member of the dynamin superfamily of proteins (DSPs), controlled Drp1 self-assembly into large helical polymers stimulates its GTPase activity to promote membrane constriction...
February 13, 2024: Nature Communications
https://read.qxmd.com/read/38314922/antenna-effect-in-noble-metal-free-dye-sensitized-photocatalytic-systems-enhances-co2-to-co-conversion
#9
JOURNAL ARTICLE
Vasilis Nikolaou, Chinju Govind, Evangelos Balanikas, Jaya Bharti, Stéphane Diring, Eric Vauthey, Marc Robert, Fabrice Odobel
Dye-sensitized photocatalytic systems (DSPs) have been extensively investigated for solar-driven hydrogen (H2) evolution. However, their application in carbon dioxide (CO2) reduction remains limited. Furthermore, current solar-driven CO2-to-CO DSPs typically employ rhenium complexes as catalysts. In this study, we have developed DSPs that incorporate noble metal-free components, specifically a zinc-porphyrin as photosensitizer (PS) and a cobalt-quaterpyridine as catalyst (CAT). Taking a significant stride forward, we have achieved an antenna effect for the first time in CO2-to-CO DSPs by introducing a Bodipy as an additional chromophore to enhance light harvesting efficiency...
February 5, 2024: Angewandte Chemie
https://read.qxmd.com/read/38305229/images-too-much-heat-for-my-non-24-hour-sleep-wake-disorder-a-case-report
#10
JOURNAL ARTICLE
Julie Garrivet, Marie-Pia d'Ortho, Justine Frija-Masson, Julia Maruani, Alix Romier, Emilie Stern, Michel Lejoyeux, Patrice Bourgin, Pierre A Geoffroy
UNLABELLED: The non-24-hour sleep-wake disorder (N24SWD) is a rare condition, sometimes associated with blindness or with suprachiasmatic nuclei lesions, resulting in a free-running rhythm or hypernycthemeral syndrome. Synchronizers, such as light, when light perception remains, melatonin, food intakes, physical activity, social interactions, and temperature, play a key role in the treatment of N24SWD. In this report, we describe a case illustrating the impact of outdoor temperature in a 34-year-old man with N24SWD effectively treated through a combination of chronotherapy interventions...
February 1, 2024: Journal of Clinical Sleep Medicine: JCSM: Official Publication of the American Academy of Sleep Medicine
https://read.qxmd.com/read/38281514/factors-that-influence-the-tenure-of-direct-support-professionals-in-new-york-state-provider-agencies
#11
JOURNAL ARTICLE
Hirah A Mir, Qingyang Liu, Oxana Rosca, Emily Blakeslee
The New York State Office for People With Developmental Disabilities seeks to better understand the direct support professional (DSP) workforce and offer data-informed strategies for DSP retention. We used the 2018 NCI-IDD Staff Stability Survey (now called State of the Workforce Survey) to investigate agency-level factors influencing DSP tenure. A total 303 provider agencies completed the survey in New York State, representing 72,252 DSPs. Multiple linear regression analysis revealed that selected agency-level variables explained 12...
February 1, 2024: Intellectual and Developmental Disabilities
https://read.qxmd.com/read/38227346/dye-sensitized-photocatalysis-hydrogen-evolution-and-alcohol-to-aldehyde-oxidation-without-sacrifical-electron-donor
#12
JOURNAL ARTICLE
Deborah Romito, Chinju Govind, Vasilis Nikolaou, Ricardo J Fernández-Terán, Aspasia Stoumpidi, Eleni Agapaki, Georgios Charalambidis, Stéphane Diring, Eric Vauthey, Athanassios G Coutsolelos, Fabrice Odobel
There is a growing interest in developing dye-sensitized photocatalytic systems (DSPs) to produce molecular hydrogen (H2) as alternative energy source. To improve the sustainability of this technology, we replaced the sacrificial electron donor (SED), typically an expensive and polluting chemical, with an alcohol oxidation catalyst. This study demonstrates the first dye-sensitized system using a diketopyrrolopyrrole dye covalently linked to 2,2,6,6-tetramethyl-1-piperidine-N-oxyl (TEMPO) based catalyst for simultaneous H2 evolution and alcohol-to-aldehyde transformation operating in water with visible irradiation...
January 16, 2024: Angewandte Chemie
https://read.qxmd.com/read/38195653/a-system-on-chip-microwave-photonic-processor-solves-dynamic-rf-interference-in-real-time-with-picosecond-latency
#13
JOURNAL ARTICLE
Weipeng Zhang, Joshua C Lederman, Thomas Ferreira de Lima, Jiawei Zhang, Simon Bilodeau, Leila Hudson, Alexander Tait, Bhavin J Shastri, Paul R Prucnal
Radio-frequency interference is a growing concern as wireless technology advances, with potentially life-threatening consequences like interference between radar altimeters and 5 G cellular networks. Mobile transceivers mix signals with varying ratios over time, posing challenges for conventional digital signal processing (DSP) due to its high latency. These challenges will worsen as future wireless technologies adopt higher carrier frequencies and data rates. However, conventional DSPs, already on the brink of their clock frequency limit, are expected to offer only marginal speed advancements...
January 9, 2024: Light, Science & Applications
https://read.qxmd.com/read/38159672/impacts-of-aging-on-circadian-rhythm-and-related-sleep-disorders
#14
JOURNAL ARTICLE
Ying Li, Yuan-Yuan Tan, Zhao Zhao
Circadian rhythm is an essential component of biology that organizes the internal synchrony of the organism in response to the environment. Aging significantly impacts circadian rhythm and is also associated with specific sleep complaints in mammals, including earlier awakening and decreased sleep consolidation at the end of the night. However, the regulation mechanism of aging on the circadian rhythm is far from clear. To further understand the impact of aging, we use an existing mathematical model of circadian rhythm combined with the aging system to explore the effects of aging on circadian rhythm and two kinds of sleep disorders, familial late sleep syndrome (FASPS) and delayed sleep syndrome (DSPS)...
December 28, 2023: Bio Systems
https://read.qxmd.com/read/38065631/idiopathic-hypersomnia-and-kleine-levin-syndrome-primary-disorders-of-hypersomnolence-beyond-narcolepsy
#15
REVIEW
Thomas J Dye
Daytime sleepiness is common amongst children and adolescents. Inadequate sleep duration, inappropriate school start times, and the delay in sleep phase of adolescence may all contribute. Nocturnal sleep disruption due to sleep disorders such as obstructive sleep apnea or restless legs syndrome/periodic limb movement disorder may also lead to daytime sleepiness. Profound sleepiness however, when occurring in the setting of adequate sleep duration, is rare amongst children and adolescents and may prompt consideration of a central disorder of hypersomnolence (CDH)...
December 2023: Seminars in Pediatric Neurology
https://read.qxmd.com/read/38017699/cardiovascular-risk-in-adults-with-delayed-sleep-phase-syndrome-dsps-and-attention-deficit-hyperactivity-disorder-adhd
#16
JOURNAL ARTICLE
Emma van Andel, Denise Bijlenga, Suzan W N Vogel, Aartjan T F Beekman, J J Sandra Kooij
FASE, https://www.trialregister.nl/, #NTR3831.
November 28, 2023: Chronobiology International
https://read.qxmd.com/read/38014955/-cis-da-dependent-dispersion-by-pseudomonas-aeruginosa-biofilm-and-identification-of-cis-da-sensory-protein-dsps
#17
JOURNAL ARTICLE
Manmohit Kalia, Diana Amari, David G Davies, Karin Sauer
Dispersion is an essential stage of the biofilm life cycle resulting in the release of bacteria from a biofilm into the surrounding environment. Dispersion contributes to bacterial survival by relieving overcrowding within a biofilm and allowing dissemination of cells into new habitats for colonization. Thus, dispersion can contribute to biofilm survival as well as disease progression and transmission. Cells dispersed from a biofilm rapidly lose their recalcitrant antimicrobial-tolerant biofilm phenotype and transition to a state that is susceptible to antibiotics...
November 28, 2023: MBio
https://read.qxmd.com/read/38011745/direct-support-professionals-and-covid-19-vaccination-a-comparison-of-vaccinated-early-adopters-and-in-betweeners
#18
JOURNAL ARTICLE
Sandra L Pettingell, Julie Bershadsky, Amy Hewitt, Lynda Lahti Anderson, Alicia Zhang
Direct support professionals (DSPs) are at increased risk of contracting COVID-19. A four-wave survey series was conducted, in part, to understand DSPs' COVID-19 vaccination experiences. Fourth wave data were used to compare those vaccinated against COVID-19 when they became eligible (early adopters) and those waiting at least three months before vaccination (in-betweeners). Findings indicated that in-betweeners were more likely to be female, younger, and people of color with lower education levels and annual incomes, with employers requiring COVID-19 vaccination to remain employed...
December 1, 2023: Intellectual and Developmental Disabilities
https://read.qxmd.com/read/37998222/design-and-implementation-of-a-low-complexity-multi-h-cpm-receiver-with-linear-phase-approximation-synchronization-algorithm
#19
JOURNAL ARTICLE
Le Wang, Huan Wen, Xucen Wu, Qingping Song
Multi- h continuous phase modulation (CPM), with extremely high spectral efficiency, involves the plague of high demodulation complexity with a large number of matched filters and a complex trellis. In this paper, an efficient all-digital demodulator for multi- h continuous phase modulation (CPM) is proposed based on a low-complexity decision-directed synchronization algorithm. Based on the maximum-likelihood estimation of the carrier phase and timing errors, we propose a reduced-complexity timing error detector with linear phase approximation (LPA) to the phase of the multi- h CPM...
November 10, 2023: Entropy
https://read.qxmd.com/read/37933204/real-world-evidence-generation-from-patients-their-caregivers-and-physicians-supporting-clinical-regulatory-and-guideline-decisions-an-update-on-disease-specific-programmes
#20
JOURNAL ARTICLE
Peter Anderson, Victoria Higgins, Jonathan de Courcy, Katerina Doslikova, Victoria A Davis, Maria Karavali, James Piercy
Objective: To update on and describe the role of Disease Specific Programmes (DSPs), a multi-perspective real-world data (RWD) source, in the context of the evolution of the value and acceptance of real-world evidence (RWE) in clinical, regulatory and guideline decision-making. Methods: DSPs are multinational, multi-subscriber, multi-therapy cross-sectional surveys incorporating retrospective data collection from patient, caregiver and physician perspectives. Information collected covers the patient journey, including treatment/prescribing patterns and rationale, patient-reported outcomes, impact on work and everyday activities, attitudes towards and perceptions of the condition, adherence to treatment and burden of illness...
November 7, 2023: Current Medical Research and Opinion
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