keyword
https://read.qxmd.com/read/38631070/a-dual-target-spr-screening-system-for-simultaneous-ligand-discovery-of-sars-cov-2-spike-protein-and-its-receptor-ace2-from-chinese-herbs
#1
JOURNAL ARTICLE
Ying Zhang, Dongyao Wang, Xiying Wang, Huilin Ma, Yue Liu, Zhanying Hong, Zhenyu Zhu, Xiaofei Chen, Diya Lv, Yan Cao, Yifeng Chai
Traditional Chinese Medicine (TCM) is a supremely valuable resource for the development of drug discovery. Few methods are capable of hunting for potential molecule ligands from TCM towards more than one single protein target. In this study, a novel dual-target surface plasmon resonance (SPR) biosensor was developed to perform targeted compound screening of two key proteins involved in the cellular invasion process of the Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2): the spike (S) protein receptor binding domain (RBD) and the angiotensin-converting enzyme 2 (ACE2)...
April 9, 2024: Journal of Pharmaceutical and Biomedical Analysis
https://read.qxmd.com/read/38631035/fostering-digital-life-skills-through-social-media-with-adolescents-in-6-german-states-protocol-for-an-accessibility-study-according-to-the-re-aim-framework
#2
JOURNAL ARTICLE
Elizabeth Zimmermann, Samuel Tomczyk
BACKGROUND: Social media is essential in the lives of adolescents, with 97% of US teenagers engaging daily. While it facilitates communication, learning, and identity development, it also poses risks like harmful content exposure and psychological distress, particularly for adolescents in their critical developmental stage. Teaching digital life skills innovatively counters these risks, adapting traditional competencies such as decision-making, problem-solving, creative and critical thinking, communication, interpersonal skills, self-awareness, empathy, and emotional and stress management to digital challenges...
April 17, 2024: JMIR Research Protocols
https://read.qxmd.com/read/38630988/self-assembly-for-creating-vertically-aligned-graphene-micro-helices-with-monolayer-graphene-as-chiral-metamaterials
#3
JOURNAL ARTICLE
Zihao Lin, Carol Mikhael, Chunhui Dai, Jeong-Hyun Cho
Graphene's emergence enables creating chiral metamaterials in helical shapes for terahertz applications, overcoming material limitations. However, practical implementation remains theoretical due to fabrication challenges. This paper introduces a dual-component self-assembly technique that enables creating vertically-aligned continuous monolayer graphene helices at microscale with great flexibility and high controllability. This assembly process not only facilitates the creation of three-dimensional (3D) microstructures, but also positions the 3D structures from a horizontal to a vertical orientation, achieving an aspect ratio (height/width) of approximately 2700...
April 17, 2024: Advanced Materials
https://read.qxmd.com/read/38630963/dynamic-cerebral-autoregulation-is-governed-by-two-time-constants-arterial-transit-time-and-feedback-time-constant
#4
JOURNAL ARTICLE
Stephen J Payne
Dynamic cerebral autoregulation (dCA) is the mechanism that describes how the brain maintains cerebral blood flow approximately constant in response to short-term changes in arterial blood pressure. This is known to be impaired in many different pathological conditions, including ischaemic and haemorrhagic stroke, dementia and traumatic brain injury. Many different approaches have thus been used both to analyse and to quantify this mechanism in a range of healthy and diseased subjects, including data-driven models (in both the time and the frequency domain) and biophysical models...
April 17, 2024: Journal of Physiology
https://read.qxmd.com/read/38630874/lorenz-fries-on-the-defense-of-avicenna-the-prince-of-physicians-addressed-to-the-medics-of-germany-1530
#5
JOURNAL ARTICLE
Mohammadali M Shoja, Tara Tritsch, R Shane Tubbs
During the 14th century CE, a pivotal shift took place in the world of medicine as its epicenter transitioned from the Middle East to Europe. The emergence of the European Renaissance sparked skepticism regarding the significance of Avicenna's contributions to the advancement of medicine. This paper explores how the rise of secularization and the Renaissance in Europe marked significant cultural transformations, fostering the spread of literacy. These societal shifts influenced the trajectory of medical thought, and Avicenna's "Canon of Medicine" received both praise and condemnation amidst the evolving intellectual landscape...
April 17, 2024: Clinical Anatomy
https://read.qxmd.com/read/38630805/locomotion-as-manipulation-with-reachbot
#6
JOURNAL ARTICLE
Tony G Chen, Stephanie Newdick, Julia Di, Carlo Bosio, Nitin Ongole, Mathieu Lapôtre, Marco Pavone, Mark R Cutkosky
Caves and lava tubes on the Moon and Mars are sites of geological and astrobiological interest but consist of terrain that is inaccessible with traditional robot locomotion. To support the exploration of these sites, we present ReachBot, a robot that uses extendable booms as appendages to manipulate itself with respect to irregular rock surfaces. The booms terminate in grippers equipped with microspines and provide ReachBot with a large workspace, allowing it to achieve force closure in enclosed spaces, such as the walls of a lava tube...
April 17, 2024: Science Robotics
https://read.qxmd.com/read/38630760/enhancing-the-control-of-doubly-fed-induction-generators-using-artificial-neural-networks-in-the-presence-of-real-wind-profiles
#7
JOURNAL ARTICLE
Chaimae Dardabi, Abdelouahed Djebli, Hamid Chojaa, Hadoun Aziz, Abderrahman Mouradi, Mahmoud A Mossa, Almoataz Y Abdelaziz, Thamer A H Alghamdi
This study tackles the complex task of integrating wind energy systems into the electric grid, facing challenges such as power oscillations and unreliable energy generation due to fluctuating wind speeds. Focused on wind energy conversion systems, particularly those utilizing double-fed induction generators (DFIGs), the research introduces a novel approach to enhance Direct Power Control (DPC) effectiveness. Traditional DPC, while simple, encounters issues like torque ripples and reduced power quality due to a hysteresis controller...
2024: PloS One
https://read.qxmd.com/read/38630668/improving-immersive-experiences-in-virtual-natural-setting-for-public-health-and-environmental-design-a-systematic-review-and-meta-analysis-of-randomized-controlled-trials
#8
JOURNAL ARTICLE
Yuhan Wen, Xiwei Shen, Yan Shen
In recent years, virtual reality (VR) technology has emerged as a powerful tool in the field of therapeutic landscapes. For hospitalized patients or individuals with limited mobility, VR provides highly personalized therapy by simulating authentic natural environments within a safe, convenient, and engaging setting. This study investigated the effectiveness of immersing patients in virtual natural environments for health recovery and compared the varying impacts of different types of landscapes on patients' recovery levels...
2024: PloS One
https://read.qxmd.com/read/38630625/stepping-stone-cbh-benchmark-and-application-of-a-multilayered-isodesmic-based-correction-scheme
#9
JOURNAL ARTICLE
Eric M Collins, Krishnan Raghavachari
We present a generalization of the connectivity-based hierarchy (CBH) of isodesmic-based correction schemes to a multilayered fragmentation platform for overall cost reduction while retaining high accuracy. The newly developed multilayered CBH approach, called stepping-stone CBH (SSCBH), is benchmarked on a diverse set of 959 medium-sized organic molecules. Applying SSCBH corrections to the PBEh-D3 density functional resulted in an average error of 0.76 kcal/mol for the full test set compared to accurate CCSD(T)-quality enthalpies and an even lower error of 0...
April 17, 2024: Journal of Chemical Theory and Computation
https://read.qxmd.com/read/38630538/evolving-assessment-pathways-for-precision-oncology-medicines-to-improve-patient-access-a-tumor-agnostic-lens
#10
JOURNAL ARTICLE
Priscila Radu, Gayathri Kumar, Amanda Cole, Aikaterini Fameli, Mark Guthrie, Lieven Annemans, Jan Geissler, Antoine Italiano, Brian O'Rourke, Entela Xoxi, Lotte Steuten
BACKGROUND: Genomic and molecular alterations are increasingly important in cancer diagnosis, and scientific advances are opening new treatment avenues. Precision oncology (PO) uses a patient's genomic profile to determine optimal treatment, promising fewer side effects and higher success rates. Within PO, tumor-agnostic (TA) therapies target genomic alterations irrespective of tumor location. However, traditional value frameworks and approval pathways pose challenges which may limit patient access to PO therapies...
April 17, 2024: Oncologist
https://read.qxmd.com/read/38630522/comparing-open-access-database-and-traditional-intensive-care-studies-using-machine-learning-bibliometric-analysis-study
#11
JOURNAL ARTICLE
Yuhe Ke, Rui Yang, Nan Liu
BACKGROUND: Intensive care research has predominantly relied on conventional methods like randomized controlled trials. However, the increasing popularity of open-access, free databases in the past decade has opened new avenues for research, offering fresh insights. Leveraging machine learning (ML) techniques enables the analysis of trends in a vast number of studies. OBJECTIVE: This study aims to conduct a comprehensive bibliometric analysis using ML to compare trends and research topics in traditional intensive care unit (ICU) studies and those done with open-access databases (OADs)...
April 17, 2024: Journal of Medical Internet Research
https://read.qxmd.com/read/38630057/identifying-biochemical-constituents-involved-in-the-mycosynthesis-of-zinc-oxide-nanoparticles
#12
JOURNAL ARTICLE
Nathan G Brady, Shamus L O'Leary, Winson Kuo, Brett R Blackwell, Philip M Mach, John Watt, George D Bachand
Filamentous fungi are known to secrete biochemicals that drive the synthesis of nanoparticles (NPs) that vary in composition, size, and shape; a process deemed mycosynthesis. Following the introduction of precursor salts directly to the fungal mycelia or their exudates, mycosynthesis proceeds at ambient temperature and pressure, and near neutral pH, presenting significant energy and cost savings over traditional chemical or physical approaches. The mycosynthesis of zinc oxide (ZnO) NPs by various fungi exhibited a species dependent morphological preference for the resulting NPs, suggesting that key differences in the biochemical makeup of their individual exudates may regulate the controlled nucleation and growth of these different morphologies...
April 17, 2024: Nanoscale
https://read.qxmd.com/read/38629839/early-open-extensive-suturectomy-for-the-severe-multisuture-synostosis
#13
JOURNAL ARTICLE
Emily Yassaie, Anusha Hennedige, Christopher Parks
Neonates born with severe multisuture synostosis can present as an emergency. The severe craniocerebral disproportion with or without underlying hydrocephalus and retruded midface can result in raised intracranial pressure and airway compromise within the first few days or weeks of life. This presents a challenging multidisciplinary condition. There is no international consensus on management. There are limited publications available describing the approach to treatment. In our unit, children who present in the neonatal period with severe multisuture synostosis are offered early open extensive suturectomy within the first few months of life...
April 17, 2024: Journal of Craniofacial Surgery
https://read.qxmd.com/read/38629795/detection-and-recognition-of-the-invasive-species-hylurgus-ligniperda-in-traps-based-on-a-cascaded-convolution-neural-network
#14
JOURNAL ARTICLE
Xiahui Zhang, Zhengyi Li, Lili Ren, Xuanxin Liu, Tian Zeng, Jing Tao
BACKGROUND: Hylurgus ligniperda, an invasive species originating from Eurasia, is now a major forestry quarantine pest worldwide. In recent years, it has caused significant damage in China. While traps have been effective in monitoring and controlling pests, manual inspections are labor-intensive and require expertise in insect classification. To address this, we applied a two-stage cascade convolutional neural network, YOLOX-MobileNetV2 (YOLOX-Mnet), for identifying H. ligniperda and other pests captured in traps...
April 17, 2024: Pest Management Science
https://read.qxmd.com/read/38629752/development-of-the-squaramide-scaffold-for-high-potential-and-multielectron-catholytes-for-use-in-redox-flow-batteries
#15
JOURNAL ARTICLE
Jacob S Tracy, Conor H Broderick, F Dean Toste
Nonaqueous organic redox flow batteries (N-ORFBs) are a promising technology for grid-scale storage of energy generated from intermittent renewable sources. Their primary benefit over traditional aqueous RFBs is the wide electrochemical stability window of organic solvents, but the design of catholyte materials, which can exploit the upper range of this window, has proven challenging. We report herein a new class of N-ORFB catholytes in the form of squaric acid quinoxaline (SQX) and squaric acid amide (SQA) materials...
April 17, 2024: Journal of the American Chemical Society
https://read.qxmd.com/read/38629733/characterization-of-the-metabolic-contributions-of-cytochrome-p450-isoforms-to-bicyclol-using-the-relative-activity-factor-method
#16
JOURNAL ARTICLE
Li-Jun Luo, Xiao Liu, Yan Li, Yang Li, Li Sheng
Bicyclol is a hepatoprotective agent widely used for treating chronic hepatitis and drug-induced liver injuries in clinics. The purpose of the study was to elucidate the contribution of CYP450 enzymes to the metabolism of bicyclol using the relative activity factor approach. After incubation with human liver microsomes and recombinant human liver CYP450 enzymes, the calculated contribution of CYP3A4 and 2C19 to the metabolism of bicyclol was 85.6-90.3% and 9.2-9.7%, respectively. The metabolism was interrupted in the presence of CYP3A4 and 2C19 selective inhibitors...
April 17, 2024: Journal of Asian Natural Products Research
https://read.qxmd.com/read/38629426/identification-of-relevant-spectral-ranges-in-laser-induced-breakdown-spectroscopy-imaging-using-the-fourier-space
#17
JOURNAL ARTICLE
Tomás Lopes, Diana Capela, Miguel F S Ferreira, Diana Guimarães, Pedro A S Jorge, Nuno A Silva
Laser-induced breakdown spectroscopy (LIBS) imaging has now a well-established position in the subject of spectral imaging, leveraging multi-element detection capabilities and fast acquisition rates to support applications both at academic and technological levels. In current applications, the standard processing pipeline to explore LIBS imaging data sets revolves around identifying an element that is suspected to exist within the sample and generating maps based on its characteristic emission lines. Such an approach requires some previous expert knowledge both on the technique and on the sample side, which hinders a wider and more transparent accessibility of the LIBS imaging technique by non-specialists...
April 17, 2024: Applied Spectroscopy
https://read.qxmd.com/read/38629413/-letting-it-be-a-grounded-theory-about-dementia-care-in-fiji
#18
JOURNAL ARTICLE
Karen Johnston, Sefanaia Qaloewai, Taniela Rasavuka, Robyn Preston, Edward Strivens, Sarah Larkins
OBJECTIVES: This research study aimed to discover how dementia affecting older people was perceived, experienced, and managed by stakeholders in the Pacific Island country of Fiji. METHOD: A transformational grounded theory approach was used. Semi-structured interviews and focus groups with key stakeholders in the major towns of Suva, Lautoka, and Nadi were carried out. Transcripts were analysed in line with transformational grounded theory methods. RESULTS: A total of 50 participants (40 service providers, eight family caregivers, one person with dementia, and one village elder) shared their views and experiences about dementia...
April 17, 2024: Aging & Mental Health
https://read.qxmd.com/read/38629371/translation-research-in-therapeutic-approaches-from-conventional-to-novel-nano-therapeutics-for-rheumatoid-arthritis-treatment
#19
JOURNAL ARTICLE
Laxmi Rani, Pooja Mathur, Ravinder Verma, Vivek Kumar, Ashwini Kumar Mishra, Pravat Kumar Sahoo
Rheumatoid arthritis is a systemic autoimmune disorder related to joint inflammation, bone erosion, and deformity. Numerous studies indicate that the causes and consequences of RA are still being debated, and therapeutic strategies are in the translation stage. Non-steroidal anti-inflammatory drugs continue to be often used to relieve pain. Still, due to their poor efficacy, failure to halt the spread of the disease, and undesirable adverse effects, they are no longer regarded as first-line treatments. The development of biologic DMRDs designed to reduce the inflammatory response led to substantial changes to the strategy for managing this disease...
April 15, 2024: Current Rheumatology Reviews
https://read.qxmd.com/read/38629366/review-on-emerging-therapeutic-strategies-for-managing-cardiovascular-disease
#20
JOURNAL ARTICLE
Minal Narkhede, Avinash Pardeshi, Rahul Bhagat, Gajanan Dharme
Cardiovascular disease (CVD) remains a foremost global health concern, necessitating ongoing exploration of innovative therapeutic strategies. This review surveys the latest developments in cardiovascular therapeutics, offering a comprehensive overview of emerging approaches poised to transform disease management. The examination begins by elucidating the current epidemiological landscape of CVD and the economic challenges it poses to healthcare systems. It proceeds to scrutinize the limitations of traditional therapies, emphasizing the need for progressive interventions...
April 16, 2024: Current Cardiology Reviews
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