keyword
https://read.qxmd.com/read/38641641/experimental-exploration-of-fracture-behavior-pure-mode-iii-in-eco-friendly-steel-fiber-reinforced-self-compacting-concrete-with-waste-tempered-glass-as-coarse-aggregates
#21
JOURNAL ARTICLE
Pooyan Pournoori, Amirhossein Davarpanah T Q, Arash Rajaee, Morteza Ghodratnama, Saeed Abrishami, Amir R Masoodi
To aid in the creation of sustainable structures, scientists have utilized waste materials found in the environment to serve as alternatives for traditional resources in the construction sector. They have undertaken extensive investigations pertaining to this matter. In this particular study, tempered glass as waste glass coarse aggregate (WGCA) was substituted for natural coarse aggregate (NCA) at varying proportions of 15%, 30%, and 45% in the formulation of eco-friendly self-compacting concrete (SCC), combined with hooked-end steel fibers (SFs) at various volumes...
April 19, 2024: Scientific Reports
https://read.qxmd.com/read/38641202/neuropathic-pain-evidence-based-recommendations
#22
JOURNAL ARTICLE
Xavier Moisset
Neuropathic pain continues to be a significant problem that lacks effective solutions for every single patient. In 2015, international guidelines (NeuPSIG) were published, while the French recommendations were updated in 2020. The purpose of this minireview is to provide an update on the process of developing evidence-based recommendations and explore potential changes to the current recommendations. Primary treatments for neuropathic pain include selective serotonin-norepinephrine reuptake inhibitors (SNRIs) such as duloxetine and venlafaxine, gabapentin, tricyclic antidepressants, as well as topical lidocaine and transcutaneous electrical nerve stimulation, which are specifically suggested for focal peripheral neuropathic pain...
April 17, 2024: La Presse Médicale
https://read.qxmd.com/read/38641016/collagen-bridging-of-massive-rotator-cuff-tears-using-fascia-lata-autograft-could-provide-a-lasting-solution
#23
EDITORIAL
In-Ho Jeon, Erica Kholinne
Shoulder rotator cuff tears are ideally primarily repaired, but large and massive, chronic, and/or retracted tears result in challenges. In response, innovative solutions include superior capsular reconstruction, tendon transfers, subacromial balloon spacer, tuberoplasty, partial repair, and marginal convergence. Recently, an innovation is to use collagen tissue to bridge repair of compromised tendon. Recent research using fascia lata autografts for supraspinatus tendon reconstruction in a rat model shows positive outcomes with structural similarity to normal muscle-tendon interface, decreased fatty infiltration, and increased collagen types I and III, suggesting enhanced mechanical strength...
April 17, 2024: Arthroscopy
https://read.qxmd.com/read/38640620/distraction-aware-hierarchical-learning-for-vascular-structure-segmentation-in-intravascular-ultrasound-images
#24
JOURNAL ARTICLE
Wenhao Zhong, Heye Zhang, Zhifan Gao, William Kongto Hau, Guang Yang, Xiujian Liu, Lin Xu
Vascular structure segmentation in intravascular ultrasound (IVUS) images plays an important role in pre-procedural evaluation of percutaneous coronary intervention (PCI). However, vascular structure segmentation in IVUS images has the challenge of structure-dependent distractions. Structure-dependent distractions are categorized into two cases, structural intrinsic distractions and inter-structural distractions. Traditional machine learning methods often rely solely on low-level features, overlooking high-level features...
April 12, 2024: Computerized Medical Imaging and Graphics: the Official Journal of the Computerized Medical Imaging Society
https://read.qxmd.com/read/38640553/relationships-among-anxiety-depression-and-health-related-quality-of-life-in-adult-epilepsy-a-network-analysis
#25
JOURNAL ARTICLE
Hui Song, Yuping Zhao, Chunmei Hu, Chenxiao Zhao, Xuefeng Wang, Zheng Xiao
OBJECTIVE: Comorbid depression and anxiety in patients with epilepsy (PWE) are common and frequently under-treated, thus, causing poor health-related quality of life (HRQoL). However, little is known regarding the interconnections between anxious/depressive symptoms and the dimensions of HRQoL. Therefore, we conducted a network analysis to explore these relationships in detail among Chinese adult PWE. METHODS: A cohort of adult PWE was consecutively recruited from the First Affiliated Hospital of Chongqing Medical University...
April 17, 2024: Epilepsy & Behavior: E&B
https://read.qxmd.com/read/38640496/the-chaperone-active-state-of-hdeb-at-ph-4-arises-from-its-conformational-rearrangement-and-enhanced-stability-instead-of-surface-hydrophobicity
#26
JOURNAL ARTICLE
Charu Thapliyal, Rajesh Mishra
HdeA and HdeB are dimeric ATP-independent acid-stress chaperones, which protect the periplasmic proteins of enteric bacteria at pH 2.0 and 4.0, respectively, during their passage through the acidic environment of the mammalian stomach. Despite being structurally similar, they exhibit distinct functional pH optima and conformational prerequisite for their chaperone action. HdeA undergoes a dimer-to-monomer transition at pH 2.0, whereas HdeB remains dimeric at pH 4.0. The monomerization of HdeA exposes its hydrophobic motifs, which facilitates its interaction with the partially folded substrates...
April 19, 2024: Biochemistry
https://read.qxmd.com/read/38640392/high-speed-quantum-radio-frequency-over-light-communication
#27
JOURNAL ARTICLE
Shaocong Liang, Jialin Cheng, Jiliang Qin, Jiatong Li, Yi Shi, Zhihui Yan, Xiaojun Jia, Changde Xie, Kunchi Peng
Quantum dense coding (QDC) means to transmit two classical bits by only transferring one quantum bit, which has enabled high-capacity information transmission and strengthened system security. Continuous-variable QDC offers a promising solution to increase communication rates while achieving seamless integration with classical communication systems. Here, we propose and experimentally demonstrate a high-speed quantum radio-frequency-over-light (RFOL) communication scheme based on QDC with an entangled state, and achieve a practical rate of 20 Mbps through digital modulation and RFOL communication...
April 5, 2024: Physical Review Letters
https://read.qxmd.com/read/38640143/access-from-healthcare-professionals-to-evidence-based-pharmacotherapy-in-allergy-management
#28
JOURNAL ARTICLE
Daniela Carvalho
PURPOSE OF REVIEW: Access to evidence-based pharmacotherapy (EBP) is crucial in effectively managing allergies. Allergy conditions, including rhinitis, asthma, and dermatitis, require treatment guided by scientific evidence. However, healthcare professionals face challenges in accessing relevant information. RECENT FINDINGS: The dynamic nature of allergy research, coupled with limited resources and variability in practice guidelines, complicates decision-making...
April 15, 2024: Current Opinion in Allergy and Clinical Immunology
https://read.qxmd.com/read/38639930/real-time-temperature-controlled-retinal-laser-irradiation-in-rabbits
#29
JOURNAL ARTICLE
Claus von der Burchard, Christopher Kren, Jan-Erik Fleger, Dirk Theisen-Kunde, Veit Danicke, Hossam S Abbas, Viktoria Kleyman, Johann Roider, Ralf Brinkmann
PURPOSE: Subdamaging thermal retinal laser therapy has the potential to induce regenerative stimuli in retinal diseases, but validated dosimetry is missing. Real-time optoacoustic temperature determination and control could close this gap. This study investigates a first in vivo application. METHODS: Two iterations of a control module that were optically coupled in between a continuous-wave commercial laser source and a commercial slit lamp were evaluated on chinchilla rabbits...
April 2, 2024: Translational Vision Science & Technology
https://read.qxmd.com/read/38639833/atherosclerotic-burden-and-cerebral-small-vessel-disease-exploring-the-link-through-microvascular-aging-and-cerebral-microhemorrhages
#30
REVIEW
Anna Csiszar, Anna Ungvari, Roland Patai, Rafal Gulej, Andriy Yabluchanskiy, Zoltan Benyo, Illes Kovacs, Peter Sotonyi, Angelia C Kirkpartrick, Calin I Prodan, Eric M Liotta, Xin A Zhang, Peter Toth, Stefano Tarantini, Farzaneh A Sorond, Zoltan Ungvari
Cerebral microhemorrhages (CMHs, also known as cerebral microbleeds) are a critical but frequently underestimated aspect of cerebral small vessel disease (CSVD), bearing substantial clinical consequences. Detectable through sensitive neuroimaging techniques, CMHs reveal an extensive pathological landscape. They are prevalent in the aging population, with multiple CMHs often being observed in a given individual. CMHs are closely associated with accelerated cognitive decline and are increasingly recognized as key contributors to the pathogenesis of vascular cognitive impairment and dementia (VCID) and Alzheimer's disease (AD)...
April 19, 2024: GeroScience
https://read.qxmd.com/read/38638981/the-impact-of-russo-ukrainian-war-covid-19-and-oil-prices-on-global-food-security
#31
JOURNAL ARTICLE
Nadia Al-Rousan, Hazem Al-Najjar, Dana Al-Najjar
CONTEXT: Light of recent global upheavals, including volatile oil prices, the Russo-Ukrainian conflict, and the COVID-19 pandemic this study delves into their profound impact on the import and export dynamics of global foodstuffs. With rising staple food prices reminiscent of the 2010-2011 global food crisis, understanding these shifts comprehensively is imperative. OBJECTIVE: Our objective is to evaluate this impact by examining six independent variables (year, month, Brent crude oil, COVID-19, the Russo-Ukrainian conflict) alongside six food indicators as dependent variables...
April 30, 2024: Heliyon
https://read.qxmd.com/read/38638231/revealing-the-role-of-a-bridging-oxygen-in-a-carbon-shell-coated-ni-interface-for-enhanced-alkaline-hydrogen-oxidation-reaction
#32
JOURNAL ARTICLE
Pengyu Han, Xinyi Yang, Liqing Wu, Hongnan Jia, Wei Luo
Encapsulating metal nanoparticles inside carbon layers is a promising approach to simultaneously improving the activity and stability of electrocatalysts. The role of carbon layer shells, however, is not fully understood. Herein, we report a study of boron doped carbon layers coated on nickel nanoparticles (Ni@BC), which were used as a model catalyst to understand the role of a bridging oxygen in a carbon shell coated Ni interface for the improvement of the hydrogen oxidation reaction (HOR) activity using an alkaline electrolyte...
April 17, 2024: Chemical Science
https://read.qxmd.com/read/38638216/highly-selective-reversible-water-activation-by-p-n-cooperativity-in-pyridyl-functionalized-phosphinines
#33
JOURNAL ARTICLE
Richard O Kopp, Sabrina L Kleynemeyer, Lucie J Groth, Moritz J Ernst, Susanne M Rupf, Manuela Weber, Laurence J Kershaw Cook, Nathan T Coles, Samuel E Neale, Christian Müller
Tetrapyridyl-functionalized phosphinines were prepared and structurally characterized. The donor-functionalized aromatic phosphorus heterocycles react highly selectively and even reversibly with water. Calculations reveal P,N-cooperativity for this process, with the flanking pyridyl groups serving to kinetically enhance the formal oxidative addition process of H2 O to the low-coordinate phosphorus atom via H-bonding. Subsequent tautomerization forms 1,2-dihydrophosphinine derivatives, which can be quantitatively converted back to the phosphinine by applying vacuum, even at room temperature...
April 17, 2024: Chemical Science
https://read.qxmd.com/read/38636607/substitution-of-bridge-carbons-for-sulphur-in-calix-4-arene-bis-%C3%AE-hydroxymethylphosphonic-acid-transformed-mobile-carrier-into-ionic-channel-accompanied-with-evoked-muscle-contraction-and-impaired-neurotransmission-powered-by-membrane-action-of-resulting-thiocalix
#34
JOURNAL ARTICLE
Oleg Ya Shatursky, Natalia V Krisanova, Natalia Pozdnyakova, Artem O Pastukhov, Marina Dudarenko, Lilia Kalynovska, Alexander A Shkrabak, Tatiana O Veklich, Anna I Selikhova, Serhii O Cherenok, Tatiana A Borisova, Vitaly I Kalchenko, Sergyi O Kosterin
The action of calix[4]arenes C-424, C-425 and C-1193 has been investigated on suspended cholesterol/egg phosphatidylcholine lipid bilayer in a voltage-clamp mode. Comparative analysis with the membrane action by calix[4]arene-bis-α-hydroxymethylphosphonic acid (C-99) has shown that the substitution of bridge carbons for sulphur and addition of another methyl group to two alkyl tales in the lower rim of former dipropoxycalix[4]arene C-99 transformed mobile carrier that C-99 created in lipid bilayer (Shatursky et al...
April 16, 2024: Toxicology in Vitro: An International Journal Published in Association with BIBRA
https://read.qxmd.com/read/38634482/nir-absorbing-and-emitting-%C3%AE-%C3%AE-nitrogen-bridged-bodipy-dimers-with-strong-excitonic-coupling
#35
JOURNAL ARTICLE
Long Wang, Cheng Cheng, Changjiang Yu, Qinghua Wu, Zhengxin Kang, Hua Wang, Lijuan Jiao, Erhong Hao
Three new distinct NIR α,α-NH-bridged BODIPY dimers were prepared by a direct nucleophilic substitution reaction. The synergistic effects of the nitrogen bridges and strong excitonic coupling between each BODIPY unit play major roles in enhancing the delocalization of an electron spin over the entire BODIPY dimers. The in situ formed aminyl radical dimer showed an absorption maximum at 1040 nm.
April 18, 2024: Chemical Communications: Chem Comm
https://read.qxmd.com/read/38634433/an-mbene-modulating-the-buried-sno2-perovskite-interface-in-perovskite-solar-cells
#36
JOURNAL ARTICLE
Yuning Zhang, Bo Yu, Yapeng Sun, Jiankai Zhang, Zhan Su, Huangzhong Yu
The interface of perovskite solar cells (PSCs) plays an important role in transferring and collecting charges. Interface defects are important factors affecting the efficiency and stability of PSCs. Here, the buried interface between SnO2 and the perovskite layer is bridged by two-dimensional (2D) MBene, which improves charge transfer. MBene can deposit additional electrons on the surface of SnO2, passivate its surface defects and facilitate the charge collection. Moreover, the dipole moment formed at the interface increases the electron transfer ability in the PSCs...
April 18, 2024: Angewandte Chemie
https://read.qxmd.com/read/38634275/ti%C3%A2-o%C3%A2-c-bonding-at-2d-heterointerfaces-of-3d-composites-for-fast-sodium-ion-storage-at-high-mass-loading-level
#37
JOURNAL ARTICLE
Diwen Yu, Kaixuan Guo, Fengxiao Hou, Yangang Zhang, Xiaolin Ye, Yaohui Zhang, Puguang Ji, Umedjon Khalilov, Gongkai Wang, Xin Zhang, Kai Wang, Yuexian Song, Xiaobin Zhong, Hongtao Sun, Jian Zhu, Junfei Liang, Hua Wang
3D composite electrodes have shown extraordinary promise as high mass loading electrode materials for sodium ion batteries (SIBs). However, they usually show poor rate performance due to the sluggish Na+ kinetics at the heterointerfaces of the composites. Here, a 3D MXene-reduced holey graphene oxide (MXene-RHGO) composite electrode with Ti─O─C bonding at 2D heterointerfaces of MXene and RHGO is developed. Density functional theory (DFT) calculations reveal the built-in electric fields (BIEFs) are enhanced by the formation of bridged interfacial Ti─O─C bonding, that lead to not only faster diffusion of Na+ at the heterointerfaces but also faster adsorption and migration of Na+ on the MXene surfaces...
April 18, 2024: Small
https://read.qxmd.com/read/38633675/advancing-evidence-based-palliative-care-research-navigating-challenges-and-proposing-solutions
#38
JOURNAL ARTICLE
Wasimul Hoda, Khushboo Pandey
Amid the increasing demand for palliative care, driven by demographic shifts and medical progress, evidence-based practices face obstacles due to limited research. Complex patient conditions and ethical considerations challenge traditional methodologies, while the absence of comprehensive clinical trials hinders innovative interventions. Empowering practitioners with research skills and establishing a palliative care research network are efforts aimed at bridging these gaps. It is important to emphasise that these initiatives collectively aspire to enhance evidence-based practices, ensuring quality care for individuals facing severe illnesses...
2024: Indian Journal of Palliative Care
https://read.qxmd.com/read/38632702/room-temperature-polariton-condensation-from-whispering-gallery-modes-in-cspbbr-3-microplatelets
#39
JOURNAL ARTICLE
Laura Polimeno, Annalisa Coriolano, Rosanna Mastria, Francesco Todisco, Milena De Giorgi, Antonio Fieramosca, Marco Pugliese, Carmela T Prontera, Aurora Rizzo, Luisa De Marco, Dario Ballarini, Giuseppe Gigli, Daniele Sanvitto
Room temperature (RT) polariton condensate holds exceptional promise for revolutionizing various fields of science and technology, encompassing optoelectronics devices to quantum information processing. Using perovskite materials, like all-inorganic CsPbBr3 single crystal, provides additional advantages, such as ease of synthesis, cost-effectiveness, and compatibility with existing semiconductor technologies. In this work, we show the formation of whispering gallery modes (WGM) in CsPbBr3 single crystals with controlled geometry, synthesized using a low-cost and efficient capillary bridge method...
April 17, 2024: Advanced Materials
https://read.qxmd.com/read/38631547/ecruis-captures-rna-protein-interaction-in-vitro-and-in-vivo
#40
JOURNAL ARTICLE
Ziheng Zhang, Yuanbing Zhang, Ji-Long Liu
As an information bridge between DNA and protein, RNA regulates cellular processes and gene expression in various ways. From synthesis to degradation, RNA is associated with a range of RNA-binding proteins. Therefore, it is necessary to develop innovative methods to study the interactions between RNA and proteins. Previously, we developed an RNA-centric method, called CRISPR-based RNA-United Interacting System (CRUIS), to capture RNA-protein interaction in cells. On this basis, here we develop an enhanced CRUIS (eCRUIS) by combining the power of dCas13d and the engineered promiscuous ligase TurboID...
April 15, 2024: Experimental Cell Research
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