keyword
https://read.qxmd.com/read/38732655/thermal-oxidative-aging-and-service-life-prediction-of-commercial-ethylene-propylene-diene-monomer-spacer-damping-composites-for-high-voltage-transmission-lines
#1
JOURNAL ARTICLE
Yutong Zhou, Lvchao Qiu, Zongchao Xu, Shixuan Huang, Jingkai Nie, Hang Yin, Feng Tu, Zhoufeng Zhao
The aging behavior and life prediction of rubber composites are crucial for ensuring high-voltage transmission line safety. In this study, commercially available ethylene-propylene-diene monomer (EPDM) spacer composites were chosen and investigated to elucidate the structure and performance changes under various aging conditions. The results showed an increased C=O peak intensity with increasing aging time, suggesting intensified oxidation of ethylene and propylene units. Furthermore, the surface morphology of commercial EPDM composites displayed increased roughness and aggregation after aging...
April 24, 2024: Polymers
https://read.qxmd.com/read/38730076/perspectives-and-experiences-of-stakeholders-on-self-disclosure-of-peers-in-mental-health-services
#2
JOURNAL ARTICLE
Inbar Adler Ben-Dor, Eran Kraus, Yael Goldfarb, Alina Grayzman, Bernd Puschner, Galia S Moran
With the movement towards recovery-oriented mental health (MH) services, individuals with MH lived-experience are increasingly employed as peer providers (peers). Peers are unique in that they bring knowledge from experience and eye-level connection to service users that enhance the quality of services and humanize MH systems' culture. In Israel, hundreds of peers are employed in various roles and settings across the MH system. However, peer integration into MH services faces challenges. One issue involves the use of self-disclosure (SD) in MH services which varies with explicitness across roles and settings...
May 10, 2024: Community Mental Health Journal
https://read.qxmd.com/read/38729977/generalized-sleep-decoding-with-basal-ganglia-signals-in-multiple-movement-disorders
#3
JOURNAL ARTICLE
Zixiao Yin, Huiling Yu, Tianshuo Yuan, Clay Smyth, Md Fahim Anjum, Guanyu Zhu, Ruoyu Ma, Yichen Xu, Qi An, Yifei Gan, Timon Merk, Guofan Qin, Hutao Xie, Ning Zhang, Chunxue Wang, Yin Jiang, Fangang Meng, Anchao Yang, Wolf-Julian Neumann, Philip Starr, Simon Little, Luming Li, Jianguo Zhang
Sleep disturbances profoundly affect the quality of life in individuals with neurological disorders. Closed-loop deep brain stimulation (DBS) holds promise for alleviating sleep symptoms, however, this technique necessitates automated sleep stage decoding from intracranial signals. We leveraged overnight data from 121 patients with movement disorders (Parkinson's disease, Essential Tremor, Dystonia, Essential Tremor, Huntington's disease, and Tourette's syndrome) in whom synchronized polysomnograms and basal ganglia local field potentials were recorded, to develop a generalized, multi-class, sleep specific decoder - BGOOSE...
May 10, 2024: NPJ Digital Medicine
https://read.qxmd.com/read/38729038/actinomycosis-presenting-as-a-nasopharyngeal-mass-a-case-report
#4
JOURNAL ARTICLE
Chunmiao Wang, Shuting Xian, Danxian Jiang, Jing Huang
Actinomycetes are predominantly pathogenic bacteria that lack aerial hyphae and do not form spores. They are generally anaerobic or facultative anaerobic Gram-positive bacteria, belonging to the prokaryotic group. Actinomycetes are widely distributed in nature, similar to other bacteria, and are mostly saprophytic, with a few being parasitic. They are named as such due to their colony's radial form. The symptoms and signs of actinomycosis are atypical and rarely manifest in the nasopharynx. Consequently, it can be challenging to distinguish actinomycosis from nasopharyngeal carcinoma, making diagnosis difficult...
May 9, 2024: Oral Oncology
https://read.qxmd.com/read/38728690/impacts-of-a-simulated-infection-on-the-locomotor-behavior-of-invasive-and-noninvasive-species-of-congeneric-anurans
#5
JOURNAL ARTICLE
Thaysa G Oliveira, Laurie Araspin, Carlos A Navas, Anthony Herrel
AbstractLocomotion is essential for survival, but it requires resources such as energy and metabolites and therefore may conflict with other physiological processes that also demand resources, particularly expensive processes such as immunological responses. This possible trade-off may impose limits on either the magnitude of immune responses or the patterns of activity and performance. Previous studies have shown that invasive species may have a depressed immune response, allowing them to maintain locomotor function and reproduction even when sick...
2024: Ecol Evol Physiol
https://read.qxmd.com/read/38726250/breeding-phase-and-outcome-determine-space-use-in-european-rollers-coracias-garrulus-prior-to-migration
#6
JOURNAL ARTICLE
Flavio Monti, Sanja Barišić, Sebastian Cannarella, Davor Ćiković, Vesna Tutiš, Jelena Kralj, Carlo Catoni
The breeding period is a demanding and time-constrained phase for migratory bird species. Breeding outcome and duration can interact with the extent and duration of post-breeding movements, resulting in individual differences in space use ultimately influencing later stages of the annual cycle. We present space-use and home range estimates during the breeding season for 21 European rollers Coracias garrulus tracked between 2018 and 2022, in Italy and Croatia. Using high-resolution spatial GPS data coupled with regular nest-box monitoring, we analyzed differences in space use during the incubation/nestling period versus post-breeding period prior to migration, accounting for the breeding outcome (successful vs...
April 2024: Current Zoology
https://read.qxmd.com/read/38725867/the-relevance-of-sustainable-laboratory-practices
#7
REVIEW
Thomas Freese, Nils Elzinga, Matthias Heinemann, Michael M Lerch, Ben L Feringa
Scientists are of key importance to the society to advocate awareness of the climate crisis and its underlying scientific evidence and provide solutions for a sustainable future. As much as scientific research has led to great achievements and benefits, traditional laboratory practices come with unintended environmental consequences. Scientists, while providing solutions to climate problems and educating the young innovators of the future, are also part of the problem: excessive energy consumption, (hazardous) waste generation, and resource depletion...
May 8, 2024: RSC Sustain
https://read.qxmd.com/read/38725770/symptomatic-cavum-vergae-cyst-in-a-geriatric-patient-a-report-of-a-rare-case-and-conservative-management-approach
#8
Plamen Penchev, Petar-Preslav Petrov, Vladislav Velchev, Andrey Velev
Cavum vergae (CV) cysts constitute a small proportion of intracranial cysts, and although generally asymptomatic, there are occasional cases where they might exhibit clinical manifestations. We present a clinical case of a 79-year-old female patient who had a clinical manifestation of headache on the occipital side of the head with irradiation to the shoulder girdle as well as numbness, dizziness, visual impairment, sleep disturbances, and tingling in the hands for three months. Vertigo and rightward staggering had been experienced for two weeks...
April 2024: Curēus
https://read.qxmd.com/read/38725661/efficacy-and-safety-of-esketamine-for-pediatric-gastrointestinal-endoscopy-a-meta-analysis-and-trial-sequential-analysis
#9
Yunfeng Yu, Juan Deng, Keke Tong, Yuman Yin, Rong Yu, Chuanchuan Tan
OBJECTIVE: The role of esketamine in pediatric gastrointestinal endoscopy is still unclear. This study aims to evaluate the efficacy and safety of esketamine for pediatric gastrointestinal endoscopy. METHODS: Clinical trials of esketamine for pediatric gastrointestinal endoscopy were searched in eight common databases, up to October 2023. These clinical trials were included in the meta-analysis and trial sequential analysis (TSA). The risk ratio (RR) and weighted mean difference (WMD) were used as the effect sizes for dichotomous variables and continuity variables, respectively...
2024: Frontiers in Pharmacology
https://read.qxmd.com/read/38725032/effects-of-tag-mass-on-the-physiology-and-behaviour-of-common-noctule-bats
#10
JOURNAL ARTICLE
Marit Kelling, Shannon E Currie, Sara A Troxell, Christine Reusch, Manuel Roeleke, Uwe Hoffmeister, Tobias Teige, Christian C Voigt
BACKGROUND: External tags, such as transmitters and loggers, are often used to study bat movements. However, physiological and behavioural effects on bats carrying tags have rarely been investigated, and recommendations on the maximum acceptable tag mass are rather based on rules of thumb than on rigorous scientific assessment. METHODS: We conducted a comprehensive three-step assessment of the potential physiological and behavioural effects of tagging bats, using common noctules Nyctalus noctula as a model...
May 9, 2024: Movement Ecology
https://read.qxmd.com/read/38724232/phase-1-study-of-safety-and-preliminary-efficacy-of-intranasal-transplantation-of-human-neural-stem-cells-ange-s003-in-parkinson-s-disease
#11
JOURNAL ARTICLE
Shenzhong Jiang, Han Wang, Chengxian Yang, Feng Feng, Dan Xu, Mengyu Zhang, Manqing Xie, Ruixue Cui, Zhaohui Zhu, Chenhao Jia, Linwen Liu, Lin Wang, Xunzhe Yang, Yingmai Yang, Honglin Hao, Zhaoxi Liu, Zhihong Wu, Ling Leng, Xiaoxin Li, Xicai Sun, Xiongfei Zhao, Jinfang Xu, Yi Zhang, Xinhua Wan, Xinjie Bao, Renzhi Wang
BACKGROUND: Intranasal transplantation of ANGE-S003 human neural stem cells showed therapeutic effects and were safe in preclinical models of Parkinson's disease (PD). We investigated the safety and tolerability of this treatment in patients with PD and whether these effects would be apparent in a clinical trial. METHODS: This was a 12-month, single-centre, open-label, dose-escalation phase 1 study of 18 patients with advanced PD assigned to four-time intranasal transplantation of 1 of 3 doses: 1...
May 9, 2024: Journal of Neurology, Neurosurgery, and Psychiatry
https://read.qxmd.com/read/38724216/overexposure-to-ultraviolet-radiation-in-solar-urticaria
#12
JOURNAL ARTICLE
Hannah Elizabeth Ross, Donna Parkin, Jean Ayer
A man in his 50s was diagnosed with solar urticaria following monochromated light testing that demonstrated exquisite photosensivity to ultraviolet (UV) A, UV B (UVB) and visible light.Treatment options for this photodermatosis are limited; UVB phototherapy is one modality that can be appropriate in some patients. This is administered at very low doses in a controlled environment to induce skin hardening.1 To self-treat his condition, the patient used a commercial sunbed on two occasions several days apart...
May 9, 2024: BMJ Case Reports
https://read.qxmd.com/read/38723583/outcomes-after-deep-brain-stimulation-for-elderly-versus-non-elderly-patients-with-parkinson-s-disease
#13
REVIEW
Yilong Zheng, Li Wei, Samantha Ya Lyn Ang, Hwee Lan Ng, Wing Lok Au, Kay Yaw Tay, Zheyu Xu, Wai Hoe Ng, Louis Chew Seng Tan, Shermyn Xiumin Neo, Kai Rui Wan
INTRODUCTION: The decision to offer deep brain stimulation (DBS) to elderly patients with Parkinson's disease (PD) presents challenges due to higher perceived risks and uncertain long-term benefits. Here, we aimed to compare the outcomes after DBS for elderly versus non-elderly patients with PD. METHODS: We analyzed data from our institutional cohort and retrieved publicly available data through a systematic review. The exposure was age at DBS electrode insertion, which was defined as elderly (≥70 years old) and non-elderly (<70 years old)...
May 7, 2024: Clinical Neurology and Neurosurgery
https://read.qxmd.com/read/38722725/accuracy-of-video-based-hand-tracking-for-people-with-upper-body-disabilities
#14
JOURNAL ARTICLE
Alexandra A Portnova-Fahreeva, Momona Yamagami, Adria Robert-Gonzalez, Jennifer Mankoff, Heather Feldner, Katherine M Steele
Utilization of hand-tracking cameras, such as Leap, for hand rehabilitation and functional assessments is an innovative approach to providing affordable alternatives for people with disabilities. However, prior to deploying these commercially-available tools, a thorough evaluation of their performance for disabled populations is necessary. In this study, we provide an in-depth analysis of the accuracy of Leap's hand-tracking feature for both individuals with and without upper-body disabilities for common dynamic tasks used in rehabilitation...
May 9, 2024: IEEE Transactions on Neural Systems and Rehabilitation Engineering
https://read.qxmd.com/read/38722075/circadian-variation-in-muscle-force-output-in-males-using-isokinetic-isometric-dynamometry-can-we-observe-this-in-multi-joint-movements-using-the-musclelab-force-velocity-encoder-and-are-they-similar-in-peak-and-magnitude
#15
JOURNAL ARTICLE
Colin M Robertson, Samuel A Pullinger, William R Robinson, Matt E Smith, Jatin G Burniston, Ben J Edwards
We have investigated the magnitude of circadian variation in Isokinetic and Isometric strength of the knee extensors and flexors, as well as back squat and bench press performance using the MuscleLab force velocity transducer. Ten resistance-trained males (mean±SD: age 21.5 ± 1.1 years; body mass 78.3 ± 5.2 kg; height 1.71 ± 0.07 m) underwent a) three to four familiarization sessions on each dynamometer and b) four sessions at different times of day (03:00, 09:00, 15:00 and 21:00 h)...
May 9, 2024: Chronobiology International
https://read.qxmd.com/read/38721848/vikil-20-suppresses-the-proliferation-of-prostate-cancer-pc-3-cells-and-quenches-free-radicals-in-vitro
#16
JOURNAL ARTICLE
Clement Okraku Tettey, Edward Ken Essuman, Enoch Aninagyei, Henrietta Terko Kwansa-Bentum, Adjoa Agyemang Boakye, Nii Korley Kortei, Daniel Boamah
Vikil 20 is an herbal formula produced in Ghana and is widely marketed as a product to boost immunity as well as for general well-being. However, the pharmacological effect of this herbal preparation has not been proven scientifically. Therefore, this study was aimed at investigating the antioxidative as well as the anti-prostate cancer effects of the product. To assess the antioxidative effect of Vikil 20 , the DPPH and ABTS activities were investigated. The total phenolic content was investigated using the Folin-Ciocalteu method...
2024: Integrative Cancer Therapies
https://read.qxmd.com/read/38719916/the-impact-of-mobility-costs-on-cooperation-and-welfare-in-spatial-social-dilemmas
#17
JOURNAL ARTICLE
Jacques Bara, Fernando P Santos, Paolo Turrini
From over-exploitation of resources to urban pollution, sustaining well-being requires solving social dilemmas of cooperation. Often such dilemmas are studied assuming that individuals occupy fixed positions in a network or lattice. In spatial settings, however, agents can move, and such movements involve costs. Here we investigate how mobility costs impact cooperation dynamics. To this end, we study cooperation dilemmas where individuals are located in a two-dimensional space and can be of two types: cooperators-or cleaners, who pay an individual cost to have a positive impact on their neighbours-and defectors-or polluters, free-riding on others' effort to sustain a clean environment...
May 8, 2024: Scientific Reports
https://read.qxmd.com/read/38719062/reproductive-behaviour-and-fertilized-spawns-in-cultured-solea-senegalensis-broodstock-co-housed-with-wild-breeders-during-their-juvenile-stages
#18
JOURNAL ARTICLE
Wendy Ángela González-López, Sandra Ramos-Júdez, Neil J Duncan
The reproductive failure of Senegalese sole (Solea senegalensis) cultured males (reared entirely in captivity from egg through to adult) that do not participate in reproductive behaviours to fertilise spawns, results in a problem to achieve reproductive control in captivity. However, cohabitation with wild males has led to an increase in the involvement of cultured males in reproductive behaviour, although their contribution to fertilised spawning is still lower than that of wild breeders. This study aimed to examine the effect of different social conditions, on the reproductive behaviour and spawning success of cultured breeders over three reproductive seasons...
May 6, 2024: General and Comparative Endocrinology
https://read.qxmd.com/read/38718464/inter-rater-reliability-and-agreement-of-the-general-movement-assessment-and-motor-optimality-score-revised-in-a-large-population-based-sample
#19
JOURNAL ARTICLE
Caroline Alexander, Natasha Amery, Alison Salt, Catherine Morgan, Alicia Spittle, Robert S Ware, Catherine Elliott, Jane Valentine
BACKGROUND: Prechtl's General Movement Assessment (GMA) at fidgety age (3-5 months) is a widely used tool for early detection of cerebral palsy. Further to GMA classification, detailed assessment of movement patterns at fidgety age is conducted with the Motor Optimality Score-Revised (MOS-R). Inter-rater reliability and agreement are properties that inform test application and interpretation in clinical and research settings. This study aims to establish the inter-rater reliability and agreement of the GMA classification and MOS-R in a large population-based sample...
April 25, 2024: Early Human Development
https://read.qxmd.com/read/38717050/a-first-look-at-the-relationship-between-large-herbivore-induced-landscape-modifications-and-ixodes-ricinus-tick-abundance-in-rewilding-sites
#20
JOURNAL ARTICLE
Johana Alaverdyan, Seyma S Celina, Miloslav Jirků, Marina Golovchenko, Jignesh Italiya, Libor Grubhoffer, Natalie Rudenko, Jiří Černý
Background: While the influence of landscape and microclimatic conditions on tick populations is well-documented, there remains a gap in more specific data regarding their relationship to rewilding efforts with large herbivore activity. Objective: This pilot study, spanning from 2019 to 2021, explores the effects of naturalistic grazing by large semi-wild ungulates on tick abundance in the Milovice Reserve, Czechia. Methods: Tick collection was observed using flagging techniques at two distinct sites of rewilding area: one grazed, actively utilized by animals involved in the rewilding project, and one ungrazed, left fallow in neighboring areas utilized only by wild animals...
May 8, 2024: Vector Borne and Zoonotic Diseases
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