keyword
https://read.qxmd.com/read/38650110/effect-of-formalin-fixation-and-paraffin-embedded-tissue-storage-times-on-rnascope-in-situ-hybridization-signal-amplification
#1
JOURNAL ARTICLE
Megan E Colburn, Martha A Delaney, Gretchen C Anchor, Karen A Terio
RNAscope in situ hybridization (ISH) detects target RNA in formalin-fixed, paraffin-embedded (FFPE) tissues. Protocols suggest that prolonged FFPE storage and formalin fixation may impact signal detection, potentially limiting the utility of RNAscope ISH in retrospective studies. To develop parameters for RNAscope use with archived specimens, we evaluated the effect of formalin-fixation time by measuring the signal of a reference gene ( 16srRNA ) in selected tissues fixed in 10% neutral-buffered formalin for 1, 2, 3, 5, 7, 10, 14, 21, 28, 60, 90, 180, and 270 d...
April 22, 2024: Journal of Veterinary Diagnostic Investigation
https://read.qxmd.com/read/38648524/grafting-block-copolymer-nanoparticles-to-a-surface-via-aqueous-photoinduced-polymerization-induced-self-assembly-at-room-temperature
#2
JOURNAL ARTICLE
Bing Niu, Honggao Huang, Li Zhang, Jianbo Tan
The creation of well-defined surface nanostructures is important for a diverse set of applications such as cell adhesion, superhydrophobic coating, and lithography. In this study, we describe a robust bottom-up method for surface functionalization that involves surface-initiated reversible deactivation radical polymerization (RDRP) and the grafting of block copolymer nanoparticles to material surfaces via aqueous photoinduced polymerization-induced self-assembly (photo-PISA) at room temperature. Using silica nanoparticles as a model substrate, colloidal mesoscale hybrid assemblies with various morphologies were successfully prepared...
April 22, 2024: ACS Macro Letters
https://read.qxmd.com/read/38647250/tuning-thermal-conductivity-of-hybrid-perovskites-through-halide-alloying
#3
JOURNAL ARTICLE
Guang Wang, Hongzhao Fan, Zhongwei Chen, Yufei Gao, Zuankai Wang, Zhigang Li, Haipeng Lu, Yanguang Zhou
Tuning the thermal transport properties of hybrid halide perovskites is critical for their applications in optoelectronics, thermoelectrics, and photovoltaics. Here, an effective strategy is demonstrated to modulate the thermal transport property of hybrid perovskites by halide alloying. A highly tunable thermal conductivity of mixed-halide hybrid perovskites is achieved due to halide-alloying and structural distortion. The experimental measurements show that the room temperature thermal conductivity of MAPb(Brx I1- x )3 (x = 0─1) can be largely modulated from 0...
April 22, 2024: Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
https://read.qxmd.com/read/38646680/catalytic-performance-in-nitroarene-reduction-of-nanocatalyst-based-on-noble-metal-nanoparticles-supported-on-polymer-s-layer-protein-hybrids
#4
JOURNAL ARTICLE
Sofia Huggias, María de Los Ángeles Serradell, Julio C Azcárate, Mónica L Casella, Pablo J Peruzzo, Patricia A Bolla
We present a novel bionanocatalyst fabricated by the adsorption-reduction of metal ions on a polyurethane/S-layer protein biotemplate. The bioinspired support was obtained by the adsorption of S-layer proteins (isolated from Lentilactobacillus kefiri ) on polyurethane particles. Silver and platinum nanoparticles were well-loaded on the surface of the support after the combination with metallic salts and reduction with H2 at room temperature. Transmission electron microscopy analysis revealed the strawberry-like morphology of the bionanocatalysts with a particle size, d n , of 2...
April 22, 2024: Journal of Physical Chemistry. B
https://read.qxmd.com/read/38644676/graphene-and-metal-organic-framework-hybrids-for-high-performance-sensors-for-lung-cancer-biomarker-detection-supported-by-machine-learning-augmentation
#5
JOURNAL ARTICLE
Anh Tuan Trong Tran, Kamrul Hassan, Tran Thanh Tung, Ashis Tripathy, Ashok Mondal, Dusan Losic
Conventional diagnostic methods for lung cancer, based on breath analysis using gas chromatography and mass spectrometry, have limitations for fast screening due to their limited availability, operational complexity, and high cost. As potential replacement, among several low-cost and portable methods, chemoresistive sensors for the detection of volatile organic compounds (VOCs) that represent biomarkers of lung cancer were explored as promising solutions, which unfortunately still face challenges. To address the key problems of these sensors, such as low sensitivity, high response time, and poor selectivity, this study presents the design of new chemoresistive sensors based on hybridised porous zeolitic imidazolate (ZIF-8) based metal-organic frameworks (MOFs) and laser-scribed graphene (LSG) structures, inspired by the architecture of the human lung...
April 22, 2024: Nanoscale
https://read.qxmd.com/read/38632844/robust-chemiresistive-behavior-in-conductive-polymer-mof-composites
#6
JOURNAL ARTICLE
Heejung Roh, Dong-Ha Kim, Yeongsu Cho, Young-Moo Jo, Jesús A Del Alamo, Heather J Kulik, Mircea Dincă, Aristide Gumyusenge
Metal-organic frameworks (MOFs) are promising materials for gas sensing but are often limited to single-use detection. We demonstrate a hybridization strategy synergistically deploying conductive MOFs (cMOFs) and conductive polymers (cPs) as two complementary mixed ionic-electronic conductors in high-performing stand-alone chemiresistors. Our work presents significant improvement in i) sensor recovery kinetics, ii) cycling stability, and iii) dynamic range at room temperature. We demonstrate the effect of hybridization across well-studied cMOFs based on 2,3,6,7,10,11-hexahydroxytriphenylene (HHTP) and 2,3,6,7,10,11-hexaiminotripphenylene (HITP) ligands with varied metal nodes (Co, Cu, Ni)...
April 17, 2024: Advanced Materials
https://read.qxmd.com/read/38627402/orbital-hybridization-of-donor-and-acceptor-to-enhance-the-conductivity-of-mixed-stack-complexes
#7
JOURNAL ARTICLE
Tomoko Fujino, Ryohei Kameyama, Kota Onozuka, Kazuki Matsuo, Shun Dekura, Tatsuya Miyamoto, Zijing Guo, Hiroshi Okamoto, Toshikazu Nakamura, Kazuyoshi Yoshimi, Shunsuke Kitou, Taka-Hisa Arima, Hiroyasu Sato, Kaoru Yamamoto, Akira Takahashi, Hiroshi Sawa, Yuiga Nakamura, Hatsumi Mori
Mixed-stack complexes which comprise columns of alternating donors and acceptors are organic conductors with typically poor electrical conductivity because they are either in a neutral or highly ionic state. This indicates that conductive carriers are insufficient or are mainly localized. In this study, mixed-stack complexes that uniquely exist at the neutral-ionic boundary were synthesized by combining donors (bis(3,4-ethylenedichalcogenothiophene)) and acceptors (fluorinated tetracyanoquinodimethanes) with similar energy levels and orbital symmetry between the highest occupied molecular orbital of the donor and the lowest unoccupied molecular orbital of the acceptor...
April 16, 2024: Nature Communications
https://read.qxmd.com/read/38627376/distinct-skyrmion-phases-at-room-temperature-in-two-dimensional-ferromagnet-fe-3-gate-2
#8
JOURNAL ARTICLE
Xiaowei Lv, Hualiang Lv, Yalei Huang, Ruixuan Zhang, Guanhua Qin, Yihui Dong, Min Liu, Ke Pei, Guixin Cao, Jincang Zhang, Yuxiang Lai, Renchao Che
Distinct skyrmion phases at room temperature hosted by one material offer additional degree of freedom for the design of topology-based compact and energetically-efficient spintronic devices. The field has been extended to low-dimensional magnets with the discovery of magnetism in two-dimensional van der Waals magnets. However, creating multiple skyrmion phases in 2D magnets, especially above room temperature, remains a major challenge. Here, we report the experimental observation of mixed-type skyrmions, exhibiting both Bloch and hybrid characteristics, in a room-temperature ferromagnet Fe3 GaTe2 ...
April 16, 2024: Nature Communications
https://read.qxmd.com/read/38624113/optical-and-electronic-properties-of-bcn-films-deposited-by-magnetron-sputtering
#9
JOURNAL ARTICLE
Caiyun Liu, Le Chen, Hong Yin
Boron carbonitride (BCN) films containing hybridized bonds involving B, C, and N over wide compositional ranges enable an abundant variety of new materials, properties, and applications; however, their electronic performance is still limited by the presence of structural and electronic defects, yielding sluggish mobility and electrical conductivity. This work reports on mechanically stable BCN films and their corresponding optical and electronic properties. The ternary BCN films consisting of hybridized B-C-N bonds have been achieved by varying N2 flow by the radio frequency magnetron sputtering method...
April 21, 2024: Journal of Chemical Physics
https://read.qxmd.com/read/38621278/facet-dependent-interfacial-charge-transfer-between-t-phase-vs-2-nanoflakes-and-rutile-tio-2-single-crystals
#10
JOURNAL ARTICLE
Jingjing Wang, Chenxi Huang, Yue Xing, Xiang Shao
The hybridizations of two-dimensional (2D) metallic materials with semiconducting transition metal oxides (TMOs) register attractive heterojunctions, which can find various applications in photostimulated circumstances. In this work, we developed an ambient-pressure chemical vapor deposition method to directly grow T-VS2 on atomically smooth rutile TiO2 single crystals with different terminations and thus successfully constructed a heterojunction model of VS2 /TiO2 with a well-defined clean interface. Detailed measurements with Kelvin probe force microscopy revealed the facet-dependent charge transfer occurring at the VS2 /TiO2 interfaces, seeing variations not only in the amount and direction of the transferred electrons but also in the photoinduced surface potential changes and the dynamics of photogenerated charge carriers under ultraviolet irradiation...
April 15, 2024: ACS Applied Materials & Interfaces
https://read.qxmd.com/read/38618920/a-2-5%C3%A2-v-in-plane-flexi-pseudocapacitor-with-unprecedented-energy-and-cycling-efficiency-for-all-weather-applications
#11
JOURNAL ARTICLE
Prahlad Yadav, Ketaki Samanta, Vinay Arya, Diptesh Biswas, Hun-Seong Kim, Chirodeep Bakli, Hyun Young Jung, Debasis Ghosh
As electronic devices for aviation, space, and satellite applications become more sophisticated, built-in energy storage devices also require a wider temperature spectrum. Herein, an all-climate operational, energy and power-dense, flexible, in-plane symmetric pseudocapacitor is demonstrated with utmost operational safety and long cycle life. The device is constructed with interdigital-patterned laser-scribed carbon-supported electrodeposited V5 O12 ·6H2 O as a binder-free electrode and a novel high-voltage anti-freezing water-in-salt-hybrid electrolyte...
April 15, 2024: Small
https://read.qxmd.com/read/38613300/electrically-tunable-single-polaritonic-quantum-dot-at-room-temperature
#12
JOURNAL ARTICLE
Hyeongwoo Lee, Benjamin G Whetten, Byong Jae Kim, Ju Young Woo, Yeonjeong Koo, Jinhyuk Bae, Mingu Kang, Taeyoung Moon, Huitae Joo, Sohee Jeong, Jaehoon Lim, Alexander L Efros, Markus B Raschke, Matthew Pelton, Kyoung-Duck Park
Exciton-polaritons confined in plasmonic cavities are hybridized light-matter quasiparticles, with distinct optical characteristics compared to plasmons and excitons alone. Here, we demonstrate the electric tunability of a single polaritonic quantum dot operating at room temperature in electric-field tip-enhanced strong coupling spectroscopy. For a single quantum dot in the nanoplasmonic tip cavity with variable dc local electric field, we dynamically control the Rabi frequency with the corresponding polariton emission, crossing weak to strong coupling...
March 29, 2024: Physical Review Letters
https://read.qxmd.com/read/38602167/heterointerface-engineering-of-layered-double-hydroxide-mapbbr-3-heterostructures-enabling-tunable-synapse-behaviors-in-a-two-terminal-optoelectronic-device
#13
JOURNAL ARTICLE
Qian Chen, Jiacheng Cao, Zhiwei Yang, Zeyi Wang, Jian Wang, Shilong Yu, Chenjie Hao, Nana Wang, Hai Li, Xiao Huang
Solution-processable semiconductor heterostructures enable scalable fabrication of high performance electronic and optoelectronic devices with tunable functions via heterointerface control. In particular, artificial optical synapses require interface manipulation for nonlinear signal processing. However, the limited combinations of materials for heterostructure construction have restricted the tunability of synaptic behaviors with simple device configurations. Herein, MAPbBr3 nanocrystals were hybridized with MgAl layered double hydroxide (LDH) nanoplates through a room temperature self-assembly process...
April 11, 2024: Nanoscale Horizons: the Home for Rapid Reports of Exceptional Significance in Nanoscience and Nanotechnolgy
https://read.qxmd.com/read/38601444/a-simple-and-safe-surgical-technique-for-nonpalpable-lung-tumors-one-stop-solution-for-a-nonpalpable-lung-tumor-marking-resection-and-confirmation-of-the-surgical-margin-in-a-hybrid-operating-room-os-mrch
#14
JOURNAL ARTICLE
Aki Fujiwara-Kuroda, Masato Aragaki, Yasuhiro Hida, Hideki Ujiie, Kazuto Ohtaka, Haruhiko Shiiya, Kichizo Kaga, Tatsuya Kato
When performing thoracoscopic partial resections of nonpalpable lung tumors such as ground-glass opacities (GGOs) and small tumors, detecting the location of the lesion and assessing the resection margins can be challenging. We have developed a novel method to ease this difficulty, the One-stop Solution for a nonpalpable lung tumor, Marking, Resection, and Confirmation of the surgical margin in a Hybrid operating room (OS-MRCH), which uses a hybrid operating room wherein the operating table is seamlessly integrated with cone-beam computed tomography (CBCT)...
March 29, 2024: Translational Lung Cancer Research
https://read.qxmd.com/read/38600502/surgeon-modified-fenestrated-endovascular-grafts-and-thoracoscope-assisted-fixation-for-treatment-of-thoraco-abdominal-aortic-aneurysms
#15
JOURNAL ARTICLE
Hong Wang, Wei Wang, Weifan Wang, Debin Liu
BACKGROUND: Total endovascular technique with fenestrated endovascular graft might be hampered for the late dilatation of proximal landing zone, which may cause endografts migration. We describe a successful urgent hybrid procedure for extent III thoracoabdominal aortic aneurysm with aortic intramural hematoma. CASE PRESENTATION: A 55-year-old female with thoracoabdominal aortic aneurysm was considered at high surgical risk and unfit for open repair due to multiple comorbidities...
April 10, 2024: Journal of Cardiothoracic Surgery
https://read.qxmd.com/read/38600329/revolutionizing-knee-osteoarthritis-treatment-innovative-self-nano-emulsifying-polyethylene-glycol-organogel-of-curcumin-for-effective-topical-delivery
#16
JOURNAL ARTICLE
Mahtab Baharizade, Seyed Iman Ghetmiri, Mohsen Mohammady, Soliman Mohammadi-Samani, Gholamhossein Yousefi
In the current study, self-nano-emulsifying (SNE) physically cross-linked polyethylene glycol (PEG) organogel (SNE-POG) as an innovative hybrid system was fabricated for topical delivery of water-insoluble and unstable bioactive compound curcumin (CUR). Response surface methodology (RSM) based on Optimal Design was utilized to evaluate the formulation factors. Solid fiber mechanism with homogenization was used to prepare formulations. Pharmaceutical evaluation including rheological and texture analysis, their mathematical correlations besides physical and chemical stability experiments, DSC study, in vitro release, skin permeation behavior, and clinical evaluation were carried out to characterize and optimize the SNE-OGs...
April 10, 2024: AAPS PharmSciTech
https://read.qxmd.com/read/38598660/weakly-confined-organic-inorganic-halide-perovskite-quantum-dots-as-high-purity-room-temperature-single-photon-sources
#17
JOURNAL ARTICLE
Bo Wang, Jia Wei Melvin Lim, Siow Mean Loh, Rishikanta Mayengbam, Senyun Ye, Minjun Feng, Huajun He, Xiao Liang, Rui Cai, Qiannan Zhang, Leong-Chuan Kwek, Hilmi Volkan Demir, Subodh G Mhaisalkar, Steven A Blundell, Tze Chien Sum
Colloidal perovskite quantum dots (PQDs) have emerged as highly promising single photon emitters for quantum information applications. Presently, most strategies have focused on leveraging quantum confinement to increase the nonradiative Auger recombination (AR) rate to enhance single-photon (SP) purity in all-inorganic CsPbBr3 QDs. However, this also increases the fluorescence intermittency. Achieving high SP purity and blinking mitigation simultaneously remains a significant challenge. Here, we transcend this limitation with room-temperature synthesized weakly confined hybrid organic-inorganic perovskite (HOIP) QDs...
April 10, 2024: ACS Nano
https://read.qxmd.com/read/38593653/manipulating-the-ionic-conductivity-and-interfacial-compatibility-of-polymer-in-dual-salt-electrolytes-enables-extended-temperature-quasi-solid-metal-batteries
#18
JOURNAL ARTICLE
Wentao Lin, Dengjie Chen, Jing Yu
Solid polymer electrolytes (SPEs) have shown great promise in the development of lithium-metal batteries (LMBs), but SPEs' interfacial instability and limited ionic conductivity still prevent their widespread applications. Herein, high-concentration hybrid dual-salt "polymer-in-salt" electrolytes (HDPEs) through formulation optimization were facilely prepared to simultaneously boost ionic conductivity, improve interfacial compatibility, and ensure a wide-temperature-range operation with high safety. An optimized electrolyte (HDPE-0...
April 3, 2024: Journal of Colloid and Interface Science
https://read.qxmd.com/read/38592110/the-jena-method-perfusionist-independent-standby-wet-primed-extracorporeal-membrane-oxygenation-ecmo-circuit-for-immediate-catheterization-laboratory-and-or-hybrid-operating-room-deployment
#19
JOURNAL ARTICLE
Franz Haertel, Mirko Kaluza, Jurgen Bogoviku, Julian Westphal, Michael Fritzenwanger, Ruediger Pfeifer, Daniel Kretzschmar, Torsten Doenst, Sven Moebius-Winkler, P Christian Schulze
Background: The timely initiation of extracorporeal membrane oxygenation (ECMO) is crucial for providing life support. However, delays can occur when perfusionists are not readily available. The Jena Method aims to address this issue by offering a wet-primed ECMO system that can be rapidly established without the perfusionist's presence. Methods: The goal was to ensure prompt ECMO initiation while maintaining patient safety. The method focuses on meeting hygienic standards, safe primed storage of the circuit, staff training, and providing clear step-by-step instructions for the ECMO unit...
February 24, 2024: Journal of Clinical Medicine
https://read.qxmd.com/read/38586747/revolutionizing-cardiac-anesthesia-a-comprehensive-review-of-contemporary-approaches-outside-the-operating-room
#20
REVIEW
Nandha Kumar Durai Samy, Karuna Taksande
This review article provides a comprehensive examination of the evolution of cardiac anesthesia, emphasizing contemporary approaches beyond the traditional operating room (OR) setting. Tracing the historical roots of cardiac anesthesia from its inception in the mid-20th century, the narrative explores the significant paradigm shift driven by technological advancements and changing procedural approaches. The review highlights the emergence of non-OR environments, such as hybrid operating rooms, catheterization laboratories, and electrophysiology labs, as integral spaces for cardiac interventions...
March 2024: Curēus
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