keyword
https://read.qxmd.com/read/38658596/uncertainty-driven-mixture-convolution-and-transformer-network-for-remote-sensing-image-super-resolution
#21
JOURNAL ARTICLE
Xiaomin Zhang
Recently, convolutional neural networks (CNNs) and Transformer-based Networks have exhibited remarkable prowess in the realm of remote sensing image super-resolution (RSISR), delivering promising results in the field. Nevertheless, the effective fusion of the inductive bias inherent in CNNs and the long-range modeling capabilities encapsulated within the Transformer architecture remains a relatively uncharted terrain in the context of RSISR endeavors. Accordingly, we propose an uncertainty-driven mixture convolution and transformer network (UMCTN) to earn a performance promotion...
April 24, 2024: Scientific Reports
https://read.qxmd.com/read/38657920/glucose-modified-bsa-procyanidin-c1-nps-penetrate-the-blood-brain-barrier-and-alleviate-neuroinflammation-in-alzheimer-s-disease-models
#22
JOURNAL ARTICLE
Linyan Duan, Zhizhong Hao, Rong Ji, Xingfan Li, Hao Wang, Yujing Su, Fangxia Guan, Shanshan Ma
Alzheimer's disease (AD) is a chronic neurodegenerative disease with high prevalence, long duration and poor prognosis. The blood-brain barrier (BBB) is a physiologic barrier in the central nervous system, which hinders the entry of most drugs into the brain from the blood, thus affecting the efficacy of drugs for AD. Natural products are recognized as one of the promising and unique therapeutic approaches to treat AD. To improve the efficiency and therapeutic effect of the drug across the BBB, a natural polyphenolic compound, procyanidin C-1 (C1) was encapsulated in glucose-functionalized bovine serum albumin (BSA) nanoparticles to construct Glu-BSA/C1 NPs in our study...
April 22, 2024: International Journal of Biological Macromolecules
https://read.qxmd.com/read/38657918/gelatin-agar-ph-indicator-film-based-on-cranberry-extract-loaded-with-linalool-nanoparticle-survey-on-physical-antimicrobial-and-antioxidant-properties
#23
JOURNAL ARTICLE
Xueying Song, Xingyan Wei, Liu Liu, Yongfeng Liu
In this study, linalool-nanoparticles (L-NPs) were prepared (encapsulation efficiency was 68.54 %) and introduced pH-indicator film based on cranberry-extract (CEF) to develop multifunctional smart films. XRD analysis and FTIR spectroscopy indicated that cranberry-extract (CE) and L-NPs were uniformly distributed in the gelatin/agar matrix and could change the intermolecular structure of the film. Color change of smart films showed that CE endowed the film with pH-sensitive property. As CE and L-NPs were added to the film, the water contact angle (WCA) was increased from 57...
April 22, 2024: International Journal of Biological Macromolecules
https://read.qxmd.com/read/38657817/a-systematic-review-of-antibiotics-and-antibiotic-resistance-genes-args-in-mariculture-wastewater-antibiotics-removal-by-microalgal-bacterial-symbiotic-system-mbss-args-characterization-on-the-metagenomic
#24
REVIEW
Weijia Gong, Lin Guo, Chenxin Huang, Binghan Xie, Mengmeng Jiang, Yuzhou Zhao, Haotian Zhang, YuXuan Wu, Heng Liang
Antibiotic residues in mariculture wastewater seriously affect the aquatic environment. Antibiotic Resistance Genes (ARGs) produced under antibiotic stress flow through the environment and eventually enter the human body, seriously affecting human health. Microalgal-bacterial symbiotic system (MBSS) can remove antibiotics from mariculture and reduce the flow of ARGs into the environment. This review encapsulates the present scenario of mariculture wastewater, the removal mechanism of MBSS for antibiotics, and the biomolecular information under metagenomic assay...
April 22, 2024: Science of the Total Environment
https://read.qxmd.com/read/38657811/cd-pollution-in-agroforestry-ecosystems-an-abiotic-factor-affecting-the-passive-and-active-lethal-efficiency-of-beauveria-bassiana-to-lymantria-dispar-larvae
#25
JOURNAL ARTICLE
Yaning Li, Shanchun Yan, Dun Jiang
This study evaluated the effects of cadmium (Cd) exposure on the passive and active lethal efficiency of Beauveria bassiana (Bb) to Lymantria dispar larvae and analyzed the corresponding mechanism from mycelial vegetative growth, fungal and host nutrient competition, and fungal spore performance. The results showed that the passive lethal efficiency of Bb to Cd-exposed L. dispar larvae was significantly higher than that of larvae not exposed to Cd. After Bb infection, the fungal biomass in living larvae and the mycelium encapsulation index of dead larvae were significantly decreased under Cd exposure...
April 22, 2024: Science of the Total Environment
https://read.qxmd.com/read/38657788/-efficacy-of-new-active-viscosupplements-on-the-behavior-of-an-experimental-model-of-osteoarthritis
#26
JOURNAL ARTICLE
R E Pérez Expósito, M A Ortega Núñez, M J Buján Varela, R M Vega Rodríguez, A I Ortíz Chércoles, B J De La Torre Escuredo
OBJECTIVE: to evaluate with an animal model of osteoarthritis (New Zealand rabbits) the effectiveness of treatment with active viscosupplements (hyaluronic acid loaded with nanoparticles (NPs) that encapsulate anti-inflammatory compounds or drugs. MATERIAL AND METHODS: experimental study composed of 5 groups of rabbits in which section of the anterior cruciate ligament and resection of the internal meniscus were performed to trigger degenerative changes and use it as a model of osteoarthritis...
April 22, 2024: Revista Española de Cirugía Ortopédica y Traumatología
https://read.qxmd.com/read/38657634/recombination-dynamics-and-manybody-effect-of-excitons-in-large-area-monolayer-mos-2-capped-with-111-nio-epitaxial-layer
#27
JOURNAL ARTICLE
Faiha Mujeeb, Gourab Rana, Poulab Chakrabarti, Bhabani Prasad Sahu, Rupa Jeena, Anindya Datta, Subhabrata Dhar
CVD grown monolayer MoS2 films on c-sapphire substrates are vacuum annealed and capped with (111) NiO epitaxial films using pulsed laser deposition (PLD) technique. Time, energy, and polarization resolved optical techniques are used to understand the effect of capping on the excitonic properties of the monolayer MoS2 . It has been observed that trion contribution in the photoluminescence (PL) spectra increases after the capping, suggesting an enhancement of electron concentration in the conduction band. This has been attributed to the capping driven reduction of physisorbed air molecules from the sulphur vacancy (VS ) sites...
April 24, 2024: Journal of Physics. Condensed Matter: An Institute of Physics Journal
https://read.qxmd.com/read/38657569/magnetic-targeting-and-ph-microwave-dual-responsive-janus-mesoporous-silica-nanoparticles-for-drug-encapsulation-and-delivery
#28
JOURNAL ARTICLE
Yuhai He, Chen Wang, Qiuhua Wu, Guolin Zhang
In this paper, a new Janus-structured nano drug delivery carrier Fe3O4@TiO2&mSiO2 was designed and synthesized, which consisted of a spherical head and a closely connected rod. The head was a nanocomposite of core/shell structure with magnetic spinel ferric tetraoxide core and anatase titanium dioxide shell (Fe3O4@TiO2), and the rod was ordered mesoporous silica (mSiO2). The nanocarriers showed excellent magnetic targeting capability (saturation magnetization, 25.18 emu g-1). The core/shell heads endowed the carriers with fine microwave responsiveness...
April 24, 2024: Nanotechnology
https://read.qxmd.com/read/38657553/microencapsulation-of-ginger-essential-oil-using-mung-bean-protein-isolate-chitosan-complex-coacervates-application-in-the-preservation-of-crab-meatballs-and-the-prediction-of-shelf-life
#29
JOURNAL ARTICLE
Ju Shen, Min Zhang, Chaohui Yang
Crab meatballs with more unsaturated fat tend to spoil. Ginger essential oil (GEO) with oxidation resistance was encapsulated into microcapsules (GM) by complex cohesion of mung bean protein isolate (MBPI) and chitosan (CS) in a ratio of 8:1 at pH = 6.4, encapsulation efficiency (EE) and payload (PL) of GM (D50  = 26.16 ± 0.45 μm) with high thermal stability were 78.35 ± 1.02% and 55.43 ± 0.64%. GM (0.6%, w/w) did not interfere with the original flavor of crab meatballs, and lowered values of pH, thiobarbituric acid reactive substances (TBARS) and total bacteria counts (TBC) of the products than those spiked with GEO and the control...
April 4, 2024: Food Chemistry
https://read.qxmd.com/read/38657545/plastocapillarity-partial-and-full-newtonian-drop-embedding-into-immiscible-yield-stress-substrates
#30
JOURNAL ARTICLE
A Ittycheri, B Biniszkiewicz, C Rodriguez, G K German
HYPOTHESIS: Recent advances have been made in elastocapillarity; reversible 3D deformations of solid substrates with low elastic moduli from the surface tension of deposited drops. This study explores permanent deformations caused by liquid drops on immiscible yield stress substrates. We hypothesize that the substrate's rheological properties play a major role in determining the shape and stability of the drop-substrate interface, and govern partial or full embedding into the substrate...
April 16, 2024: Journal of Colloid and Interface Science
https://read.qxmd.com/read/38657352/feasibility-and-utility-of-a-combined-nasogastric-tube-and-string-test-device-for-bacteriologic-confirmation-of-pulmonary-tuberculosis-in-young-children
#31
JOURNAL ARTICLE
Nisreen Khambati, Rinn Song, Jonathan P Smith, Else Margreet Bijker, Kimberly McCarthy, Eleanor S Click, Walter Mchembere, Albert Okumu, Susan Musau, Elisha Okeyo, Carlos M Perez-Velez, Kevin Cain
For microbiological confirmation of pediatric pulmonary tuberculosis (PTB), gastric aspirates (GA) are often operationally unfeasible without hospitalization, and the encapsulated orogastric string test is not easily swallowed in young children. The Combined-NasoGastric-Tube-and-String-Test (CNGTST) enables dual collection of GA and string specimens. In a prospective cohort study in Kenya, we examined its feasibility in children under five with presumptive PTB and compared the bacteriological yield of string to GA...
April 18, 2024: Diagnostic Microbiology and Infectious Disease
https://read.qxmd.com/read/38657207/delivery-of-mirnas-using-porous-silicon-nanoparticles-incorporated-into-3d-hydrogels-enhances-msc-osteogenesis-by-modulation-of-fatty-acid-signalling-and-silicon-degradation
#32
JOURNAL ARTICLE
Surakshya Shrestha, Terence Tieu, Marcin Wojnilowicz, Nicolas H Voelcker, John S Forsythe, Jessica E Frith
Bone tissue engineering strategies incorporating mesenchymal stromal cells (MSC), hydrogels and osteoinductive signals offer great promise for bone repair and regeneration. Commonly used osteoinductive signals such as growth factors face challenges in clinical translation due to their high cost, low stability and potential immunogenicity. Therefore, interest is growing in the delivery of microRNAs as a simple, inexpensive and powerful alternative to modulate MSC osteogenesis. Nevertheless, challenges associated with the selection of appropriate miRNA candidates and their efficient delivery must be overcome to make this a reality...
April 24, 2024: Advanced Healthcare Materials
https://read.qxmd.com/read/38657179/spatially-confined-in-situ-formed-sodiophilic-conductive-network-for-high-performance-sodium-metal-batteries
#33
JOURNAL ARTICLE
Xuan Lu, Ruochen Chen, Shenyu Shen, Yuyang Li, Hongyang Zhao, Hongkang Wang, Tiantian Wu, Yaqiong Su, Jianmin Luo, Xiaofei Hu, Shujiang Ding, Weiyang Li
The sodium (Na) metal anode encounters issues such as volume expansion and dendrite growth during cycling. Herein, a novel three-dimensional flexible composite Na metal anode was constructed through the conversion-alloying reaction between Na and ultrafine Sb2 S3 nanoparticles encapsulated within the electrospun carbon nanofibers (Sb2 S3 @CNFs). The formed sodiophilic Na3 Sb sites and the high Na+ -conducting Na2 S matrix, coupled with CNFs, establish a spatially confined "sodiophilic-conductive" network, which effectively reduces the Na nucleation barrier, improves the Na+ diffusion kinetics, and suppresses the volume expansion, thereby inhibiting the Na dendrite growth...
April 24, 2024: Nano Letters
https://read.qxmd.com/read/38657125/efficient-and-stable-cuscn-based-perovskite-solar-cells-achieved-by-interfacial-engineering-with-amidinothiourea
#34
JOURNAL ARTICLE
Ziqi Tang, Disheng Yao, Ying Li, Chao Li, Tian Xia, Nan Tian, Jilin Wang, Guoyuan Zheng, Shuyi Mo, Fei Long, Bing Zhou
Cuprous thiocyanate (CuSCN) emerges as a prime candidate among inorganic hole-transport materials, particularly suitable for the fabrication of perovskite solar cells. Nonetheless, there is an Ohmic contact degradation between the perovskite and CuSCN layers. This is induced by polar solvents and undesired purities, which reduce device efficiency and operational stability. In this work, we introduce amidinothiourea (ASU) as an intermediate layer between perovskites and CuSCN to overcome the above obstacles...
April 24, 2024: ACS Applied Materials & Interfaces
https://read.qxmd.com/read/38657100/extracellular-vesicles-containing-circmybl1-induce-cd44-in-adenoid-cystic-carcinoma-cells-and-pulmonary-endothelial-cells-to-promote-lung-metastasis
#35
JOURNAL ARTICLE
Min Fu, Qian Gao, Mian Xiao, Rui-Feng Li, Xin-Yi Sun, Sheng-Lin Li, Xin Peng, Xi-Yuan Ge
Adenoid cystic carcinoma (ACC) is a rare malignant epithelial neoplasm that arises in secretory glands and commonly metastasizes to the lungs. MYBL1 is frequently overexpressed in ACC and has been suggested to be a driver of the disease. Here, we identified a circRNA derived from MYBL1 pre-mRNA that accompanied overexpression of MYBL1 in ACC. Overexpression of circMYBL1 was correlated with increased lung metastasis and poor overall survival in ACC patients. Ectopic circMYBL1 overexpression promoted malignant phenotypes and lung metastasis of ACC cells...
April 24, 2024: Cancer Research
https://read.qxmd.com/read/38657038/force-based-neuromodulation
#36
JOURNAL ARTICLE
Lauren Cooper, Marigold Gil Malinao, Guosong Hong
ConspectusTechnologies for neuromodulation have rapidly developed in the past decade with a particular emphasis on creating noninvasive tools with high spatial and temporal precision. The existence of such tools is critical in the advancement of our understanding of neural circuitry and its influence on behavior and neurological disease. Existing technologies have employed various modalities, such as light, electrical, and magnetic fields, to interface with neural activity. While each method offers unique advantages, many struggle with modulating activity with high spatiotemporal precision without the need for invasive tools...
April 24, 2024: Accounts of Chemical Research
https://read.qxmd.com/read/38656817/bis-tridentate-iridium-iii-complex-with-the-n-heterocyclic-carbene-ligand-as-a-novel-efficient-electrochemiluminescence-emitter-for-the-sandwich-immunoassay-of-the-hhv-6a-virus
#37
JOURNAL ARTICLE
Chenji Dai, Ziwang Mao, Yaoyao Xu, Junli Jia, Huamin Tang, Yibo Zhao, Yuyang Zhou
Human herpesvirus type 6A (HHV-6A) can cause a series of immune and neurological diseases, and the establishment of a sensitive biosensor for the rapid detection of HHV-6A is of great significance for public health and safety. Herein, a bis-tridentate iridium complex (BisLT -Ir-NHC) comprising the N-heterocyclic carbene (NHC) ligand as a novel kind of efficient ECL luminophore has been unprecedently reported. Based on its excellent ECL properties, a new sensitive ECL-based sandwich immunosensor to detect the HHV-6A virus was successfully constructed by encapsulating BisLT -Ir-NHC into silica nanoparticles and embellishing ECL sensing interface with MXene@Au-CS...
April 24, 2024: Analytical Chemistry
https://read.qxmd.com/read/38656795/crystal-electronic-structure-and-hydrogenation-properties-of-the-mg-5-57-ni-16-ge-7-43-cluster-phase-with-a-new-type-of-polyhedron
#38
JOURNAL ARTICLE
Nazar Pavlyuk, Grygoriy Dmytriv, Alina Bondaruk, Wojciech Ciesielski, Volodymyr Pavlyuk
The ternary germanide Mg5.57 Ni16 Ge7.43 (cubic, space group Fm\overline{3}m, cF116) belongs to the structural family based on the Th6 Mn23 -type. The Ge1 and Ge2 atoms fully occupy the 4a (m\overline{3}m symmetry) and 24d (m.mm) sites, respectively. The Ni1 and Ni2 atoms both fully occupy two 32f sites (.3m symmetry). The Mg/Ge statistical mixture occupies the 24e site with 4m.m symmetry. The structure of the title compound contains a three-core-shell cluster. At (0,0,0), there is a Ge1 atom which is surrounded by eight Ni atoms at the vertices of a cube and consequently six Mg atoms at the vertices of an octahedron...
May 1, 2024: Acta Crystallographica. Section C, Structural Chemistry
https://read.qxmd.com/read/38656538/ambiguous-faces-of-water-based-inclusion-compounds-l4-4-8-8-intercalato-clathrate-hydrate-of-pt-ii-complex
#39
JOURNAL ARTICLE
Anna Pietrzak, Jakub Wojciechowski, Przemysław Nowak, Michał Gacki, Justyn Ochocki, Wojciech M Wolf
Clathrate hydrates are among the most intensively studied H-bond inclusion compounds. Despite the broad definition for this class of compounds, their meaning commonly refers to closed polyhedral nanocages that encapsulate small guest molecules. On the other hand, larger solutes enforce another type of encapsulation because of the solute size effect. Herein, we report a series of structures containing various molecules encapsulated by intercalated water layers constructed of polycyclic moieties of L4(4)8(8) topology...
April 24, 2024: Chemistry: a European Journal
https://read.qxmd.com/read/38656329/optically-monitoring-the-microenvironment-of-a-hydrophobic-cargo-in-amphiphilic-nanogels-influence-of-network-composition-on-loading-and-release
#40
JOURNAL ARTICLE
Clara López-Iglesias, Ante Markovina, Nithiya Nirmalananthan-Budau, Ute Resch-Genger, Daniel Klinger
Amphiphilic nanogels (ANGs) are promising carriers for hydrophobic cargos such as drugs, dyes, and catalysts. Loading content and release kinetics of these compounds are controlled by type and number of hydrophobic groups in the amphiphilic copolymer network. Thus, understanding the interactions between cargo and colloidal carrier is mandatory for a tailor-made and cargo-specific ANG design. To systematically explore the influence of the network composition on these interactions, we prepared a set of ANGs of different amphiphilicity and loaded these ANGs with varying concentrations of the solvatochromic dye Nile Red (NR)...
April 24, 2024: Nanoscale
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