keyword
https://read.qxmd.com/read/38669562/triple-responsive-multimodal-visual-electronic-skin-toward-all-in-one-health-management-for-gestational-diabetes-mellitus
#1
JOURNAL ARTICLE
Yue Wu, Yong Liu, Xueting Yang, Mingqiong Tong, Xubao Jiang, Xiangling Gu
Gestational diabetes mellitus (GDM) is one of the most common metabolic disorders during pregnancy, leading to serious complications for pregnant women and a threat to life safety of infants. Therefore, it is particularly important to establish a multipurpose monitoring pathway to important physiological indicators of pregnant women. In this work, three kinds of double network hydrogels are prepared with poly(vinyl alcohol) (PVA), borax, and cellulose ethers with varying substituents of methyl (methyl cellulose, MC), hydroxypropyl (hydroxypropyl cellulose, HPC), or both (hydroxypropyl methyl cellulose, HPMC), respectively...
April 26, 2024: ACS Sensors
https://read.qxmd.com/read/38669445/extra-articular-stabilization-for-the-treatment-of-recurrent-sternoclavicular-joint-instability-a-report-of-two-cases
#2
JOURNAL ARTICLE
Takayuki Kobayashi, Noboru Matsumura, Atsushi Tasaki, Yasuhiro Kiyota, Taku Suzuki, Takuji Iwamoto, Morio Matsumoto, Masaya Nakamura
CASE: A 22-year-old man and a 14-year-old adolescent boy, who exhibited moderate general joint laxity, experienced recurrent sternoclavicular joint instability without traumatic events. The patients were successfully treated with extra-articular stabilization using autologous tendon grafts without surgical exposure of the sternoclavicular joint. CONCLUSION: Atraumatic instability of the sternoclavicular joint is rare but often results in recurrent instability accompanied by discomfort, pain, and limitations in activities...
April 1, 2024: JBJS Case Connector
https://read.qxmd.com/read/38669400/lateral-lymph-node-metastasis-in-papillary-thyroid-cancer-is-there-a-difference-between-ptc-and-ptmc
#3
JOURNAL ARTICLE
Wenli Ma, Yehao Guo, Tebo Hua, Linlin Li, Tian Lv, Jiafeng Wang
Papillary thyroid carcinoma (PTC) and papillary thyroid microcarcinoma (PTMC) are generally characterized as less invasive forms of thyroid cancer with favorable prognosis. However, once lateral cervical lymph node metastasis takes place, the prognosis may be significantly impacted. The purpose of this study was to evaluate whether there is a difference in the pattern of lateral lymph node metastasis between PTC and PTMC. A retrospective analysis was performed for PTC and PTMC patients that underwent central area dissection and unilateral lateral neck lymph node dissection (II-V area) between January 2020 and December 2021...
April 26, 2024: Medicine (Baltimore)
https://read.qxmd.com/read/38669399/efficacy-of-shensong-yangxin-capsule-combined-with-dronedarone-in-paroxysmal-atrial-fibrillation-after-ablation
#4
RANDOMIZED CONTROLLED TRIAL
Tao Zhou, Ping Gong, Ming Xu, Leikun Yan, Yongda Zhang
OBJECTIVE: To investigate whether postoperative administration of Shensong Yangxin capsules (SSYX) and dronedarone for atrial fibrillation (AF) can reduce the recurrence of paroxysmal AF after radiofrequency ablation, thus providing a more optimal choice of antiarrhythmic medication during the blank period. METHODS: We included 120 patients with paroxysmal AF who underwent radiofrequency ablation at our hospital between July 2020 and July 2022. They underwent routine circumferential pulmonary vein ablation and, subsequently, left and right atrial pressure monitoring to assess sinoatrial node recovery time under burst 400/300 ms stimulation...
April 26, 2024: Medicine (Baltimore)
https://read.qxmd.com/read/38669355/monomeric-esterase-insights-into-cooperative-behavior-hysteresis-allokairy
#5
JOURNAL ARTICLE
Tania Churasacari Vinces, Anacleto Silva de Souza, Cecília F Carvalho, Aline Biazola Visnardi, Raphael D Teixeira, Edgar E Llontop, Beatriz Aparecida Passos Bismara, Elisabete J Vicente, José O Pereira, Robson Francisco de Souza, Mauricio Yonamine, Sandro Roberto Marana, Chuck Shaker Farah, Cristiane R Guzzo
Herein, we present a novel esterase enzyme, Ade1, isolated from a metagenomic library of Amazonian dark earths soils, demonstrating its broad substrate promiscuity by hydrolyzing ester bonds linked to aliphatic groups. The three-dimensional structure of the enzyme was solved in the presence and absence of substrate (tributyrin), revealing its classification within the α/β-hydrolase superfamily. Despite being a monomeric enzyme, enzymatic assays reveal a cooperative behavior with a sigmoidal profile (initial velocities vs substrate concentrations)...
April 26, 2024: Biochemistry
https://read.qxmd.com/read/38669295/machine-vision-model-for-detection-of-foreign-substances-at-the-bottom-of-empty-large-volume-parenteral
#6
JOURNAL ARTICLE
Pi Yuan, Chen Li, Peng Tang, Bin Yuan, Yongjing Yin
Empty large volume parenteral (LVP) bottle has irregular shape and narrow opening, and its detection accuracy of the foreign substances at the bottom is higher than that of ordinary packaging bottles. The current traditional detection method for the bottom of LVP bottles is to directly use manual visual inspection, which involves high labor intensity and is prone to visual fatigue and quality fluctuations, resulting in limited applicability for the detection of the bottom of LVP bottles. A geometric constraint-based detection model (GCBDM) has been proposed, which combines the imaging model and the shape characteristics of the bottle to construct a constraint model of the imaging parameters, according to the detection accuracy and the field of view...
2024: PloS One
https://read.qxmd.com/read/38669149/construction-of-a-novel-near-infrared-fluorescent-nile-blue-mof-nanoprobe-for-imaging-mitochondrial-atp-in-living-cells
#7
JOURNAL ARTICLE
Yifan Zhao, Xinfeng Cheng, Minglin Lei, Luyi Zong, Mengying Gao, XianChao Du, Xueguo Liu, Dongfang Qiu, Xiaojing Xing
A near-infrared fluorescent nanoprobe consisting of Nile blue-capped ZIF-90 is first proposed for real-time imaging of mitochondrial ATP. Owing to the strong binding of ATP with Zn2+ , the structure of the probe is disrupted, leading to the release of fluorescent NB.
April 26, 2024: Analyst
https://read.qxmd.com/read/38669110/long-term-effectiveness-of-off-label-risperidone-treatment-in-children-and-adolescents-a-randomized-placebo-controlled-discontinuation-study
#8
JOURNAL ARTICLE
Mariken Dinnissen, Andrea Dietrich, Margreet Bierens, Judith H van der Molen, Anne M Verhallen, Wieske A Overbeek, Barbara J van den Hoofdakker, Yvette Roke, Pieter W Troost, Jan K Buitelaar, Pieter J Hoekstra
Objectives: Risperidone is commonly prescribed off-label in children and adolescents to manage disruptive behavior. This study aimed to investigate continued benefits of risperidone after at least 1 year of treatment and effects of discontinuation on physical health. Methods: Thirty-five youths (aged 6-18 years, intelligence quotient [IQ] >70) who were treated with risperidone for at least 1 year in regular clinical practice receiving outpatient care were randomly assigned to double-blind continuation of risperidone during 16 weeks or continuation for 2 weeks, gradual dose lowering over 6 weeks, and placebo for 8 weeks...
April 26, 2024: Journal of Child and Adolescent Psychopharmacology
https://read.qxmd.com/read/38669109/c-reactive-protein-does-not-predict-future-depression-onset-in-adolescents-preliminary-findings-from-a-longitudinal-study
#9
JOURNAL ARTICLE
Joshua J Schwartz, Chloe Roske, Qi Liu, Russel H Tobe, Benjamin A Ely, Vilma Gabbay
Introduction: Neuroinflammatory processes have been extensively implicated in the underlying neurobiology of numerous neuropsychiatric disorders. Elevated C-reactive protein (CRP), an indicator of nonspecific inflammation commonly utilized in clinical practice, has been associated with depression in adults. In adolescents, our group previously found CRP to be associated with altered neural reward function but not with mood and anxiety symptoms assessed cross-sectionally. We hypothesized that the distinct CRP findings in adolescent versus adult depression may be due to chronicity, with neuroinflammatory effects on psychiatric disorders gradually accumulating over time...
April 26, 2024: Journal of Child and Adolescent Psychopharmacology
https://read.qxmd.com/read/38669068/tuning-the-slow-magnetic-relaxation-with-the-substituents-in-anilate-bridged-bis-dysprosium-complexes
#10
JOURNAL ARTICLE
Fabio Manna, Mariangela Oggianu, José Ramón Galán-Mascarós, Flavia Pop, Boris Le Guennic, Maria Laura Mercuri, Narcis Avarvari
Dinuclear lanthanide complexes [((HB(pz)3 )2 Dy)2 (μ-Th2 An)] (1Dy) and [((HB(pz)3 )2 Dy)2 (μ-ClCNAn)] (2Dy), based on the hydrotris(pyrazol-1-yl)borate (HBpz3 - ) scorpionate capping ligand and anilate (An2- ) bridging linkers, namely homosubstituted dithiophene- and heterosubstituted chlorocyanoanilate, bearing electron-donating and withdrawing substituents at the 3,6-positions of the benzoquinone core, are reported. 1Dy shows an octacoordinated {N6 O2 } DyIII ion within a D 4h distorted square antiprismatic coordination, an ideal geometry for Single-Molecule Magnet (SMM) behavior, given its oblate nature, whereas in 2Dy the octacoordinated DyIII ion adopts a D 2d triangular dodecahedron geometry, while maintaining the same {N6 O2 } coordination sphere...
April 26, 2024: Dalton Transactions: An International Journal of Inorganic Chemistry
https://read.qxmd.com/read/38669041/association-of-the-trimethylamine-n-oxide-with-cardiovascular-risk-and-vascular-alterations-in-middle-aged-patients-with-risk-factors-for-cardiovascular-diseases
#11
JOURNAL ARTICLE
Natalia Spasova, Desislava Somleva, Bozhidar Krastev, Radostina Ilieva, Angelina Borizanova, Dobrin Svinarov, Elena Kinova, Assen Goudev
Trimethylamine N-oxide (TMAO) is synthesized by the intestinal microbiota and is an independent predictor of cardiovascular disease (CVD). However, its underlying mechanisms remain unclear. We investigated TMAO levels across different CVD-risk patient groups, and evaluated associations between TMAO and vascular alterations (e.g., arterial stiffness, intima-media thickness (IMT), and the presence and grade of carotid artery plaques (CAPs)). Methods: We examined 95 patients (58.5 ± 7.3 years): 40 with clinical atherosclerotic cardiovascular disease (ASCVD), 40 with atherosclerosis risk factors (RF), and 15 controls...
April 26, 2024: Bioscience Reports
https://read.qxmd.com/read/38669006/an-approach-for-patterned-molecular-adsorption-on-ferromagnets-achieved-via-moir%C3%A3-superstructures
#12
JOURNAL ARTICLE
Sigmund Jensen, Isaac Appelquist Løge, Jesper Bendix, Lars Diekhöner
We have used a scanning tunneling microscope operated under ultrahigh vacuum conditions to investigate an oxo-vanadium-salen complex V(O)salen, that has potential applications as qubits in future quantum-based technologies. The adsorption and self-assembly of V(O)salen on a range of single crystal metal surfaces and nanoislands and the influence of substrate morphology and reactivity has been measured. On the close-packed flat Ag(111) and Cu(111) surfaces, the molecules adsorb isolated or form small clusters arranged randomly on the surface, whereas structured adsorption occurs on two types of Co nanoislands; Co grown on Ag(111) and Ag capped Co islands grown on Cu(111), both forming a Moiré pattern at the surface...
April 26, 2024: Physical Chemistry Chemical Physics: PCCP
https://read.qxmd.com/read/38668984/x-linked-alport-syndrome-presenting-in-mother-and-son-with-the-same-unique-histopathological-features
#13
JOURNAL ARTICLE
Nicolas A D Bergeron, Alexandre P Garneau, Mathieu Rousseau-Gagnon, Julie Riopel, Paul Isenring
Alport syndrome has been linked to three different genes, that is, COL4A3, COL4A4 and COL4A5. It is characterized by progressive and non-specific glomerulosclerosis with irregular thickening of the glomerular basement membrane (GBM). At times, the histopathologic picture is dominated by lesions that are consistent with focal and segmental glomerulosclerosis or IgA nephropathy. Here, we report the cases of two related individuals (mother and son) who were diagnosed with COL4A5-related Alport syndrome due to a missense variant (p...
April 26, 2024: Journal of Nephrology
https://read.qxmd.com/read/38668940/current-evidence-based-recommendations-on-rehabilitation-following-arthroscopic-shoulder-surgery-rotator-cuff-instability-superior-labral-pathology-and-adhesive-capsulitis
#14
REVIEW
Jason Corban, Sarav Shah, Arun J Ramappa
PURPOSE OF REVIEW: Arthroscopy has become increasingly popular for a addressing a wide variety of shoulder pathology. However, despite increasing interest, there is still much uncertainty and variability amongst providers regarding optimal post-operative rehabilitation. This review provides an overview of the evidence underlying common rehab protocols used following arthroscopic interventions for rotator cuff disease, shoulder instability, superior labral anterior to posterior (SLAP) tears and adhesive capsulitis...
April 26, 2024: Current Reviews in Musculoskeletal Medicine
https://read.qxmd.com/read/38668883/alpha-synuclein-aggregation-mechanism-in-the-presence-of-nanomaterials
#15
JOURNAL ARTICLE
Shahid A Malik, Somnath Mondal, Hanudatta S Atreya
Parkinson's disease (PD) is characterized by the toxic oligomeric and fibrillar phases formed by monomeric alpha-synuclein (α-syn). Certain nanoparticles have been demonstrated to promote protein aggregation, while other nanomaterials have been found to prevent the process. In the current work, we use nuclear magnetic resonance spectroscopy in conjunction with isothermal titration calorimetry to investigate the cause and mechanism of these opposing effects at the amino acid protein level. The interaction of α-syn with two types of nanomaterials was considered: citrate-capped gold nanoparticles (AuNPs) and graphene oxide (GO)...
April 26, 2024: Biochemistry
https://read.qxmd.com/read/38668793/novel-cryotherapy-technique-for-pulpotomy-in-mature-permanent-teeth-with-symptomatic-irreversible-pulpitis-a-randomized-controlled-trial
#16
RANDOMIZED CONTROLLED TRIAL
V S Akhil, Vijay Kumar, Archana Aravind, Radha Sharma, Sidhartha Sharma, Amrita Chawla, Ashish Datt Upadhyay, Ajay Logani
OBJECTIVES: To assess the effect of cryotherapy on haemostasis, post-operative pain, and the outcome of full pulpotomy performed in mature permanent teeth with symptomatic irreversible pulpitis. MATERIALS AND METHODS: The study included sixty mature permanent mandibular molar teeth with symptomatic irreversible pulpitis and no periapical rarefaction. After coronal pulp tissue amputation, teeth were randomly allocated to one of two groups (n = 30 each)...
April 26, 2024: Clinical Oral Investigations
https://read.qxmd.com/read/38668701/metal-solvent-complex-formation-at-the-surface-of-inp-colloidal-quantum-dots
#17
JOURNAL ARTICLE
Yun Hai, Kushagra Gahlot, Mark Tanchev, Suhas Mutalik, Eelco K Tekelenburg, Jennifer Hong, Majid Ahmadi, Laura Piveteau, Maria Antonietta Loi, Loredana Protesescu
The surface chemistry of colloidal semiconductor nanocrystals (QDs) profoundly influences their physical and chemical attributes. The insulating organic shell ensuring colloidal stability impedes charge transfer, thus limiting optoelectronic applications. Exchanging these ligands with shorter inorganic ones enhances charge mobility and stability, which is pivotal for using these materials as active layers for LEDs, photodetectors, and transistors. Among those, InP QDs also serve as a model for surface chemistry investigations...
April 26, 2024: Journal of the American Chemical Society
https://read.qxmd.com/read/38668223/plant-mediated-synthesis-of-magnetite-nanoparticles-with-matricaria-chamomilla-aqueous-extract
#18
JOURNAL ARTICLE
Andrea Paut, Lucija Guć, Martina Vrankić, Doris Crnčević, Pavla Šenjug, Damir Pajić, Renata Odžak, Matilda Šprung, Kristian Nakić, Marijan Marciuš, Ante Prkić, Ivana Mitar
Magnetite nanoparticles (NPs) possess properties that make them suitable for a wide range of applications. In recent years, interest in the synthesis of magnetite NPs and their surface functionalization has increased significantly, especially regarding their application in biomedicine such as for controlled and targeted drug delivery. There are several conventional methods for preparing magnetite NPs, all of which mostly utilize Fe(iii) and Fe(ii) salt precursors. In this study, we present a microwave hydrothermal synthesis for the precipitation of magnetite NPs at temperatures of 200 °C for 20 min and 260 °C for 5 min, with only iron(iii) as a precursor utilizing chamomile flower extract as a stabilizing, capping, and reducing agent...
April 22, 2024: Nanomaterials
https://read.qxmd.com/read/38668219/structural-and-morphological-studies-of-pt-in-the-as-grown-and-encapsulated-states-and-dependency-on-film-thickness
#19
JOURNAL ARTICLE
Berkin Nergis, Sondes Bauer, Xiaowei Jin, Lukas Horak, Reinhard Schneider, Vaclav Holy, Klaus Seemann, Sven Ulrich, Tilo Baumbach
The morphology and crystal structure of Pt films grown by pulsed laser deposition (PLD) on yttria-stabilized zirconia (YSZ)at high temperatures Tg = 900 °C was studied for four different film thicknesses varying between 10 and 70 nm. During the subsequent growth of the capping layer, the thermal stability of the Pt was strongly influenced by the Pt film's thickness. Furthermore, these later affected the film morphology, the crystal structure and hillocks size, and distribution during subsequent growth at Tg = 900 °C for a long duration...
April 20, 2024: Nanomaterials
https://read.qxmd.com/read/38668045/radiological-and-not-clinical-variables-guide-the-surgical-plan-in-patients-with-glioblastoma
#20
JOURNAL ARTICLE
Carla Martín-Abreu, Helga Fariña-Jerónimo, Julio Plata-Bello
Background and Purpose : The extent of resection is the most important prognostic factor in patients with glioblastoma. However, the factors influencing the decision to perform a biopsy instead of maximal resection have not been clearly established. The aim of this study was to analyze the factors associated with the intention to achieve maximal resection in glioblastoma patients. Methods : A retrospective single-center case-series analysis of patients with a new diagnosis of glioblastoma was performed. Patients were distributed into two groups: the biopsy (B) and complete resection (CR) groups...
April 1, 2024: Current Oncology
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