keyword
https://read.qxmd.com/read/38630398/unusually-large-microporous-hkust-1-via-polyethylene-glycol-templated-synthesis-enhanced-co-2-uptake-with-high-selectivity-over-ch-4-and-n-2
#1
JOURNAL ARTICLE
Fahed A Aloufi, Nadhem Missaoui, Riyadh F Halawani, Hamza Kahri, Bassem Jamoussi, Andrew J Gross
Porous solids with highly microporous structures for effective carbon dioxide uptake and separation from mixed gases are highly desirable. Here we present the use of polyethylene glycol (20,000 g/mol) as a soft template for the simple and rapid synthesis of a highly microporous Cu-BTC (denoted as HKUST-1). The polyethylene glycol-templated HKUST-1 obtained at room temperature in 10 min exhibited a very high Brunauer-Emmett-Teller (BET) surface area of 1904 m2 /g, pore volume of 0.87 cm3 /g, and average micropore size of 0...
April 17, 2024: Environmental Science and Pollution Research International
https://read.qxmd.com/read/38630036/-puff-bars-and-adolescence-issues-and-intervention-strategies
#2
JOURNAL ARTICLE
Nour Trovato-Abdellali, Cyril Knob, Romaine Delacrétaz
The popularity of electronic cigarettes among young people in Switzerland has been increasing since the introduction of puffs to the market. According to recent epidemiological data, more than half of 14-25 year olds have tried these devices, potentially exposing themselves to nicotine and substances with little-known long-term effects. This phenomenon raises concerns regarding health risks and the developmental phase during which these consumptions occur. Primary care physicians have a crucial role to play in managing these consumptions through an integrated approach...
April 17, 2024: Revue Médicale Suisse
https://read.qxmd.com/read/38629197/predicting-the-efficacy-of-repeated-shockwave-lithotripsy-for-treating-patients-with-upper-urinary-tract-calculi-using-an-artificial-neural-network-model
#3
JOURNAL ARTICLE
Zhongfan Peng, Mingjun Wen, Yunfei Li, Tao He, Jiao Wang, Taotao Zhang
PURPOSE: To establish a prediction model for repeated shockwave lithotripsy (SWL) efficacy to help choose an appropriate treatment plan for patients with a single failed lithotripsy, reducing their treatment burden. PATIENTS AND METHODS: The clinical records and imaging data of 304 patients who underwent repeat SWL for upper urinary tract calculi (UUTC) at the Urology Centre of Shiyan People's Hospital between April 2019 and April 2023 were retrospectively collected...
April 13, 2024: Urology Journal
https://read.qxmd.com/read/38628476/optimization-of-isotropic-mos-2-pes-membranes-for-efficient-treatment-of-industrial-oily-wastewater
#4
JOURNAL ARTICLE
Oscar Kayanja, Mohsen A Hassan, Ahmed Hassanin, Hidenori Ohashi, Ahmed S G Khalil
Elimination of tiny oil droplets nearly miscible with wastewater can be realized using membrane technology through ultrafiltration. The novelty of this work was to blend different phases of molybdenum disulfide (MoS2 ) in isotropic polyethersulfone (PES). We prepared isotropic PES membranes by optimizing nonsolvent vapour-induced phase separation (VIPS). Membranes were blended with MoS2 nanosheets of different phases to promote separation performance and antifouling resistance. FE-SEM revealed the flower-like surface morphology of MoS2 nanosheets...
April 10, 2024: RSC Advances
https://read.qxmd.com/read/38628362/effectiveness-of-bio-effectors-on-maize-wheat-and-tomato-performance-and-phosphorus-acquisition-from-greenhouse-to-field-scales-in-europe-and-israel-a-meta-analysis
#5
Peteh Mehdi Nkebiwe, Jonas D Stevens Lekfeldt, Sarah Symanczik, Cécile Thonar, Paul Mäder, Asher Bar-Tal, Moshe Halpern, Borbala Biró, Klára Bradáčová, Pedro C Caniullan, Krishna K Choudhary, Vincenza Cozzolino, Emilio Di Stasio, Stefan Dobczinski, Joerg Geistlinger, Angelika Lüthi, Beatriz Gómez-Muñoz, Ellen Kandeler, Flora Kolberg, Zsolt Kotroczó, Martin Kulhanek, Filip Mercl, Guy Tamir, Narges Moradtalab, Alessandro Piccolo, Albino Maggio, Dinah Nassal, Magdolna Zita Szalai, Katalin Juhos, Ciprian G Fora, Andreea Florea, Gheorghe Poşta, Karl Fritz Lauer, Brigitta Toth, Pavel Tlustoš, Isaac K Mpanga, Nino Weber, Markus Weinmann, Uri Yermiyahu, Jakob Magid, Torsten Müller, Günter Neumann, Uwe Ludewig, Andreas de Neergaard
Biostimulants (Bio-effectors, BEs) comprise plant growth-promoting microorganisms and active natural substances that promote plant nutrient-acquisition, stress resilience, growth, crop quality and yield. Unfortunately, the effectiveness of BEs, particularly under field conditions, appears highly variable and poorly quantified. Using random model meta-analyses tools, we summarize the effects of 107 BE treatments on the performance of major crops, mainly conducted within the EU-funded project BIOFECTOR with a focus on phosphorus (P) nutrition, over five years...
2024: Frontiers in Plant Science
https://read.qxmd.com/read/38628210/effect-of-using-biodegradable-film-constituting-red-grape-anthocyanins-as-a-novel-packaging-on-the-qualitative-attributes-of-emergency-food-bars-during-storage
#6
JOURNAL ARTICLE
Reza Yekta, Arasb Dabbagh Moghaddam, Hedayat Hosseini, Anousheh Sharifan, Saeed Hadi, Seyyed-Javad Hosseini-Shokouh
This study presents a novel packaging film based on whey protein isolate/κ-carrageenan (WC) with red grape pomace anthocyanins (RGA) to investigate its impact on some qualitative attributes of emergency food bars (EFBs) for 6 months at 38°C. Increasing the RGA dose in WC films from 5% (WCA5) to 10% (WCA10) reduced hydrogen bonding between polymers and polymer homogeneity in the matrix according to FTIR and SEM. Tensile strength slightly declined in WCA5 from 7.47 ± 0.26 to 6...
April 2024: Food Science & Nutrition
https://read.qxmd.com/read/38627277/top-down-suppression-of-negative-features-applies-flexibly-contingent-on-visual-search-goals
#7
JOURNAL ARTICLE
Marlene Forstinger, Ulrich Ansorge
Visually searching for a frequently changing target is assumed to be guided by flexible working memory representations of specific features necessary to discriminate targets from distractors. Here, we tested if these representations allow selective suppression or always facilitate perception based on search goals. Participants searched for a target (i.e., a horizontal bar) defined by one of two different negative features (e.g., not red vs. not blue; Experiment 1) or a positive (e.g., blue) versus a negative feature (Experiments 2 and 3)...
April 16, 2024: Attention, Perception & Psychophysics
https://read.qxmd.com/read/38626029/common-questions-and-misconceptions-about-protein-supplementation-what-does-the-scientific-evidence-really-show
#8
REVIEW
Jose Antonio, Cassandra Evans, Arny A Ferrando, Jeffrey R Stout, Brandi Antonio, Harry Cinteo, Patrick Harty, Shawn M Arent, Darren G Candow, Scott C Forbes, Chad M Kerksick, Flavia Pereira, Drew Gonzalez, Richard B Kreider
Protein supplementation often refers to increasing the intake of this particular macronutrient through dietary supplements in the form of powders, ready-to-drink shakes, and bars. The primary purpose of protein supplementation is to augment dietary protein intake, aiding individuals in meeting their protein requirements, especially when it may be challenging to do so through regular food (i.e. chicken, beef, fish, pork, etc.) sources alone. A large body of evidence shows that protein has an important role in exercising and sedentary individuals...
December 2024: Journal of the International Society of Sports Nutrition
https://read.qxmd.com/read/38626001/small-scale-medical-oxygen-production-unit-using-psa-technology-modeling-and-sensitivity-analysis
#9
JOURNAL ARTICLE
Lina Benkirane, Abdessamad Samid, Tarik Chafik
This study presents a solid approach for small-scale medical oxygen production unit using pressure swing adsorption (PSA) technology. The objective of this research is to develop a mathematical model and conduct a sensitivity analysis to optimise the design and operating parameters of the PSA system. Based on the simulation results, an optimal set of operational parameter values has been obtained for the PSA beds. The result shows that the binary system produced oxygen with a purity of 94%, at the adsorption pressure 1 bar and temperature of 308K...
April 16, 2024: Journal of Medical Engineering & Technology
https://read.qxmd.com/read/38625918/contribution-of-amino-acids-in-the-active-site-of-dipeptidyl-peptidase-4-to-the-catalytic-action-of-the-enzyme
#10
JOURNAL ARTICLE
Kathrin Gnoth, Joachim Wolfgang Bär, Fred Rosche, Jens-Ulrich Rahfeld, Hans-Ulrich Demuth
Dipeptidyl peptidase 4 (DP4)/CD26 regulates the biological function of various peptide hormones by releasing dipeptides from their N-terminus. The enzyme is a prominent target for the treatment of type-2 diabetes and various DP4 inhibitors have been developed in recent years, but their efficacy and side effects are still an issue. Many available crystal structures of the enzyme give a static picture about enzyme-ligand interactions, but the influence of amino acids in the active centre on binding and single catalysis steps can only be judged by mutagenesis studies...
2024: PloS One
https://read.qxmd.com/read/38625400/genetic-diagnosis-and-detection-rates-using-c9orf72-repeat-expansion-and-a-multi-gene-panel-in-amyotrophic-lateral-sclerosis
#11
JOURNAL ARTICLE
Dalit Barel, Daphna Marom, Penina Ponger, Alina Kurolap, Anat Bar-Shira, Idit Kaplan-Ber, Adi Mory, Beatrice Abramovich, Yuval Yaron, Vivian Drory, Hagit Baris Feldman
Amyotrophic lateral sclerosis (ALS) is a progressive neurodegenerative disorder. It is mostly sporadic, with the C9orf72 repeat expansion being the most common genetic cause. While the prevalence of C9orf72-ALS in patients from different populations has been studied, data regarding the yield of C9orf72 compared to an ALS gene panel testing is limited.We aimed to explore the application of C9orf72 versus a gene panel in the general Israeli population. A total of 140 ALS patients attended our Neurogenetics Clinic throughout 2018-2023...
April 16, 2024: Journal of Neurology
https://read.qxmd.com/read/38623951/computational-assessment-of-carbon-fabric-reinforced-polymer-made-prosthetic-knee-mechanics-finite-element-simulations-and-experimental-evaluation
#12
JOURNAL ARTICLE
Kannan Amudhan, Arunachalam Vasanthanathan, Johnson Anish Jafrin Thilak
A prosthetic knee is designed to replace the functionality of an anatomical knee in transfemoral amputees. The purpose of a prosthetic knee is to restore mobility and compensate amputees for their impairment. In the present research numerical modelling and simulation of a carbon fabric reinforced polymer made polycentric prosthetic knee with four-bar mechanism was performed. Virtual prototyping with computer-aided design and computer-aided engineering software ensured geometric and structural stability of the knee design...
April 16, 2024: International Journal for Numerical Methods in Biomedical Engineering
https://read.qxmd.com/read/38623797/complications-after-nuss-bar-removal-procedure-for-pectus-excavatum-analysis-and-proposal-of-a-safety-protocol
#13
JOURNAL ARTICLE
J P Camacho, R Boudou, P A Lobos, J M Moldes, G R Elmo
OBJECTIVE: The Nuss bar removal procedure may bring about different complications. Some are mild while others can be life-threatening. An adequate surgery setup and the fulfilment of some security steps may reduce their incidence. This study aims to analyze our experience with the complications that occurred during bar removal and our safety protocol for the prevention and management of these complications. MATERIALS AND METHODS: Observational cohort study from a retrospective chart review of all patients who underwent Nuss bar removal from November 2013 to March 2022 at a University hospital...
April 1, 2024: Cirugía Pediátrica: Organo Oficial de la Sociedad Española de Cirugía Pediátrica
https://read.qxmd.com/read/38622630/synthesis-of-calix-4-arene-based-porous-organic-cages-and-their-gas-adsorption
#14
JOURNAL ARTICLE
Qidi Kong, Lei-Lei Liu, Zhongyue Li
Two crystalline large-sized porous organic cages (POCs) based on conical calix[4]arene (C4A) were designed and synthesized. The four-jaw C4A unit tends to follow the face-directed self-assembly law with the planar triangular building blocks such as tris(4-aminophenyl)amine (TAPA) or 1,3,5-tris(4-aminophenyl)benzene (TAPB) to generate a predictable cage with a stoichiometry of [6+8]. The formation of the large cages is confirmed through their relative molecular mass measured using MALDI-TOF/TOF spectra. The protonated molecular ion peaks of C4A-TAPA and C4A-TAPB were observed at m/z 5109...
April 15, 2024: Chemistry: a European Journal
https://read.qxmd.com/read/38622275/body-composition-impacts-outcome-of-bronchoscopic-lung-volume-reduction-in-patients-with-severe-emphysema-a-fully-automated-ct-based-analysis
#15
JOURNAL ARTICLE
Johannes Wienker, Kaid Darwiche, Nele Rüsche, Erik Büscher, Rüdiger Karpf-Wissel, Jane Winantea, Filiz Özkan, Dirk Westhölter, Christian Taube, David Kersting, Hubertus Hautzel, Luca Salhöfer, René Hosch, Felix Nensa, Michael Forsting, Benedikt M Schaarschmidt, Sebastian Zensen, Jens Theysohn, Lale Umutlu, Johannes Haubold, Marcel Opitz
Chronic Obstructive Pulmonary Disease (COPD) is characterized by progressive and irreversible airflow limitation, with individual body composition influencing disease severity. Severe emphysema worsens symptoms through hyperinflation, which can be relieved by bronchoscopic lung volume reduction (BLVR). To investigate how body composition, assessed through CT scans, impacts outcomes in emphysema patients undergoing BLVR. Fully automated CT-based body composition analysis (BCA) was performed in patients with end-stage emphysema receiving BLVR with valves...
April 15, 2024: Scientific Reports
https://read.qxmd.com/read/38622212/dynamic-mechanical-response-and-crack-evolution-law-of-raw-coal-loaded-by-dynamic-static-coupling-under-three-dimensional-constraints
#16
JOURNAL ARTICLE
ShunKun Zhao, ShanYang Wei, Lin Zhang, Xianggui Tian, XingZhuan Yang, Xing Wang
This paper presents the investigation of the dynamic mechanical properties of coal rock under complex stress conditions at depth, based on the improved Separate Hopkinson Pressure Bar Test System. A total of 15 groups of coal samples were used to perform dynamic impact tests under different conditions. The changing rules of dynamic strength, crushing, fractal dimension and damage modes of coal under different stress conditions were analyzed. A total of nine groups of coal samples were selected for numerical simulation using ANSYS/LS-DYNA...
April 15, 2024: Scientific Reports
https://read.qxmd.com/read/38621951/-evidence-map-of-clinical-research-on-chinese-patent-medicines-for-post-acute-myocardial-infarction-heart-failure
#17
JOURNAL ARTICLE
Chi-Dao Zhang, Jin-Yu Huang, Yong-Xia Wang, Ming-Jun Zhu, Zuo-Ying Xing, Bo-Yong Qiu
An evidence map was established to comprehensively sort out the clinical research in the treatment of post-acute myocardial infarction heart failure(P-AMI-HF) with Chinese patent medicines, so as to reveal the distribution of evidence in this field. CNKI, Wanfang, VIP, SinoMed, PubMed, Cochrane Library, and EMbase were searched for the randomized controlled trial(RCT), systematic reviews/Meta-analysis, and guidelines/consensus in this field. The evidence was analyzed and displayed in the form of a combination of text, charts, bubble charts, and bar charts, and the quality of RCT, systematic reviews/Meta-analysis, and guidelines/consensus were evaluated by RoB 1...
March 2024: Zhongguo Zhong Yao za Zhi, Zhongguo Zhongyao Zazhi, China Journal of Chinese Materia Medica
https://read.qxmd.com/read/38621038/on-chip-optical-wavefront-shaping-by-transverse-spin-induced-pancharatanam-berry-phase
#18
JOURNAL ARTICLE
Wanyue Xiao, Shubo Wang
Pancharatnam-Berry (PB) metasurfaces can be applied to manipulate the phase and polarization of light within subwavelength thickness. The underlying mechanism is attributed to the geometric phase originating from the longitudinal spin of light. Here, we demonstrate, to the best of our knowledge, a new type of PB geometric phase derived from the intrinsic transverse spin of guided light. Using full-wave numerical simulations, we show that the rotation of a metallic nano-bar sitting on a metal substrate can induce a geometric phase covering 2π full range for the surface plasmons carrying an intrinsic transverse spin...
April 15, 2024: Optics Letters
https://read.qxmd.com/read/38620065/solvent-induced-in-iii-mofs-with-controllable-interpenetration-degree-performing-high-efficiency-separation-of-co-2-n-2-and-co-2-ch-4
#19
JOURNAL ARTICLE
Ya-Qian Zhang, Lin Liu, Wen-Ze Li, Bo-Han Wu, Chen-Ning Li, Jia-Qi Chu, Zheng-Bo Han
Herein, three In(III)-based metal-organic frameworks (In-MOFs) with different degrees of interpenetration (DOI), namely In-MOF-1, In-MOF-2, and In-MOF-3, constructed by In3+ and Y-shaped ligands 4,4',4″-s-triazine-2,4,6-triyltribenzoate (H3 TATB), are successfully synthesized through the ionothermal/solvothermal method. Subsequently, three novel In-MOFs, including noninterpenetration polycatenation, 2-fold interpenetrated, and 4-fold interpenetrated structure, are employed as the platform for systematically investigating the separation efficiency of CO2 /N2 , CO2 /CH4 , and CO2 /CH4 /N2 mixture gas system...
April 15, 2024: Inorganic Chemistry
https://read.qxmd.com/read/38619909/treatment-of-tomato-paste-wastewater-by-electrochemical-and-membrane-processes-process-optimization-and-cost-calculation
#20
JOURNAL ARTICLE
Aliye Şen, Ceyhun Akarsu, Zeynep Bilici, Hudaverdi Arslan, Nadir Dizge
This study investigated the treatment of wastewater from tomato paste (TP) production using electrocoagulation (EC) and electrooxidation (EO). The effectiveness of water recovery from the pretreated water was then investigated using the membrane process. For this purpose, the effects of independent control variables, including electrode type (aluminum, iron, graphite, and stainless steel), current density (25-75 A/m2 ), and electrolysis time (15-120 min) on chemical oxygen demand (COD) and color removal were investigated...
April 2024: Water Science and Technology: a Journal of the International Association on Water Pollution Research
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