keyword
https://read.qxmd.com/read/38645721/hybrid-triboelectric-piezoelectric-nanogenerator-for-long-term-load-monitoring-in-total-knee-replacements
#1
JOURNAL ARTICLE
Mahmood Chahari, Emre Salman, Milutin Stanacevic, Ryan Willing, Shahrzad Towfighian
A self-powered and durable pressure sensor for large-scale pressure detection on the knee implant would be highly advantageous for designing long-lasting and reliable knee implants as well as obtaining information about knee function after the operation. The purpose of this study is to develop a robust energy harvester that can convert wide ranges of pressure to electricity to power a load sensor inside the knee implant. To efficiently convert loads to electricity, we design a cuboid-array-structured tribo-pizoelectric nanogenerator (TPENG) in vertical contact mode inside a knee implant package...
May 1, 2024: Smart Materials & Structures
https://read.qxmd.com/read/38629482/-klebsiella-pneumoniae-sequence-type-147-a-high-risk-clone-increasingly-associated-with-plasmids-carrying-both-resistance-and-virulence-elements
#2
JOURNAL ARTICLE
Jane F Turton, Claire Perry, Kim McGowan, Jack A Turton, Russell Hope
Introduction. The first hybrid resistance/virulence plasmid, combining elements from virulence plasmids described in hypervirulent types of Klebsiella pneumoniae with those from conjugative resistance plasmids, was described in an isolate of sequence type (ST) 147 from 2016. Subsequently, this type has been increasingly associated with these plasmids. Hypothesis or gap statement. The extent of carriage of hybrid virulence/resistance plasmids in nosocomial isolates of K. pneumoniae requires further investigation...
April 2024: Journal of Medical Microbiology
https://read.qxmd.com/read/38628998/myoclonus-dystonia-plus-syndrome-with-early-onset-multiple-cerebral-cavernous-malformation-type-1-and-growth-hormone-deficiency-associated-with-novel-7q21-13-q21-3-deletion-a-pediatric-case-report
#3
Kohei Matsubara, Ichiro Kuki, Yuki Yamada, Jun Mori, Shin Okazaki
Myoclonus-dystonia syndrome (MDS) presents with both rapid myoclonus and dystonia, which is caused by mutations in the sarcoglycan (SGCE) gene. However, its complications and management remain unclear. Here, we report a case involving a girl with MDS due to a 7q21.13-q21.3 microdeletion complicated by early-onset multiple cerebral cavernous malformations (CCMs). The patient presented with myoclonus and dystonia at two and eight years of age, respectively. In addition to MDS, the patient developed growth hormone (GH) deficiency and mild intellectual disability...
March 2024: Curēus
https://read.qxmd.com/read/38616206/implementation-of-a-hybrid-neural-network-control-technique-to-a-cascaded-mli-based-sapf
#4
JOURNAL ARTICLE
Rashmi Rekha Behera, Ashish Ranjan Dash, Satyasis Mishra, Anup Kumar Panda, Demissie Jobir Gelmecha
This paper presents a naïve back propagation (NBP) based <mml:math xmlns:mml="https://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>i</mml:mi> <mml:mo>cos</mml:mo> <mml:mi>∅</mml:mi></mml:mrow> </mml:math> technique implemented to a cascaded multilevel inverter (MLI) based shunt active power filter (SAPF). The recommended control algorithm is applied to extract the fundamental component of load current and to decide the compensating current reference for harmonic elimination...
April 14, 2024: Scientific Reports
https://read.qxmd.com/read/38616165/heterointerface-rich-ni3n-wo3-hierarchical-nanoarrays-for-efficient-glycerol-oxidation-assisted-alkaline-hydrogen-evolution
#5
JOURNAL ARTICLE
Hongjing Wang, Wenjie Zhan, Shaojian Jiang, Kai Deng, Ziqiang Wang, You Xu, Hongjie Yu, Liang Wang
Glycerol oxidation-assisted water electrolysis has emerged as a cost-effective way of co-producing green hydrogen and HCOOH. Still, preparing highly selective and stable nickel-based metal electrocatalysts remains a challenge. Herein, heterostructure Ni3N/WO3 nanosheet arrays of bifunctional catalysts with large specific surface areas loaded on nickel foam (denoted as Ni3N/WO3/NF) were synthesized. This catalyst was for glycerol oxidation reaction (GOR) and hydrogen evolution reaction (HER) with excellent catalytic performance, a voltage saving of 267 mV compared to oxygen evolution reaction (OER), and a HER overpotential of 104 mV at 100 mA cm-2...
April 14, 2024: ChemSusChem
https://read.qxmd.com/read/38612873/conventional-cytogenetic-analysis-and-array-cgh-snp-identify-essential-thrombocythemia-and-prefibrotic-primary-myelofibrosis-patients-who-are-at-risk-for-disease-progression
#6
JOURNAL ARTICLE
Joseph Tripodi, Ronald Hoffman, Douglas Tremblay, Daiva Ahire, John Mascarenhas, Marina Kremyanskaya, Vesna Najfeld
The Philadelphia chromosome-negative myeloproliferative neoplasms (Ph-MPNs) are a heterogeneous group of clonal hematopoietic malignancies that include polycythemia vera (PV), essential thrombocythemia (ET), and the prefibrotic form of primary myelofibrosis (prePMF). In this study, we retrospectively reviewed the karyotypes from conventional cytogenetics (CC) and array Comparative Genomic Hybridization + Single Nucleotide Polymorphism (aCGH + SNP) in patients with ET or prePMF to determine whether the combined analysis of both methodologies can identify patients who may be at a higher risk of disease progression...
April 5, 2024: International Journal of Molecular Sciences
https://read.qxmd.com/read/38605103/design-of-efficient-binary-multiplier-architecture-using-hybrid-compressor-with-fpga-implementation
#7
JOURNAL ARTICLE
V Thamizharasan, V Parthipan
In signal processing applications, the multipliers are essential component of arithmetic functional units in many applications, like digital signal processors, image/video processing, Machine Learning, Cryptography and Arithmetic & Logical units (ALU). In recent years, Profuse multipliers are there. In that, Vedic multiplier is one of the high-performance multiplications and it is used to signal/image processing applications. In order to ameliorate the performance of this multiplier further, by proposed a novel multiplier using hybrid compressor...
April 11, 2024: Scientific Reports
https://read.qxmd.com/read/38589473/enhancing-grid-connected-photovoltaic-system-performance-with-novel-hybrid-mppt-technique-in-variable-atmospheric-conditions
#8
JOURNAL ARTICLE
Layachi Zaghba, Abdelhalim Borni, Messaouda Khennane Benbiotur, Amor Fezzani, Abdullah Alwabli, Mohit Bajaj, Shir Ahmad Dost Mohammadi, Sherif S M Ghoneim
This paper proposes an innovative approach to improve the performance of grid-connected photovoltaic (PV) systems operating in environments with variable atmospheric conditions. The dynamic nature of atmospheric parameters poses challenges for traditional control methods, leading to reduced PV system efficiency and reliability. To address this issue, we introduce a novel integration of fuzzy logic and sliding mode control methodologies. Fuzzy logic enables the PV system to effectively handle imprecise and uncertain atmospheric data, allowing for decision-making based on qualitative inputs and expert knowledge...
April 8, 2024: Scientific Reports
https://read.qxmd.com/read/38578603/pgt-m-for-spinocerebellar-ataxia-type-1-development-of-a-str-panel-and-a-report-of-two-clinical-cases
#9
JOURNAL ARTICLE
Elena V Soloveva, Maria M Skleimova, Larisa I Minaycheva, Anna F Garaeva, Daria I Zhigalina, Egor O Churkin, Yulia V Okkel, Oksana S Timofeeva, Ilya A Petrov, Gulnara N Seitova, Igor N Lebedev, Vadim A Stepanov
PURPOSE: To present the developed preimplantation genetic testing (PGT) for spinocerebellar ataxia type 1 (SCA1) and the outcomes of IVF with PGT. METHODS: PGT was performed for two unrelated couples from the Republic of Sakha (Yakutia) with the risk of SCA1 in one spouse. We have developed a system for PGT of a monogenic disease (PGT-M) for SCA1, which includes the analysis of a panel of 11 polymorphic STR markers linked to the ATXN1 gene and a pathogenic variant of the ATXN1 gene using nested PCR and fragment analysis...
April 5, 2024: Journal of Assisted Reproduction and Genetics
https://read.qxmd.com/read/38576798/detection-of-4p16-3-deletion-and-11p15-5p15-4-gain-in-a-boy-by-comparative-genomic-hybridization-array-a-case-report
#10
Işın Kaya
BACKGROUND: Nonallelic homologous recombination (NAHR) of segmental duplications or low copy repeats (LCRs) result in DNA gain/loss and play an important role in the origin of genomic disorders. CASE SUMMARY: A 3-year- old boy was referred for genetic analysis. Comparative genomic hybridization array analysis revealed a loss of 3776 kb in the 4p16.3 chromosomal region and a gain of 3201 kb in the 11p15.5p15.4 chromosomal region. CONCLUSION: Genomic imbalances caused by NAHR in LCRs result in deletion and duplication syndromes...
March 16, 2024: World Journal of Clinical Cases
https://read.qxmd.com/read/38571499/-nup214-fusion-genes-in-acute-leukemias-genetic-characterization-of-rare-cases
#11
JOURNAL ARTICLE
Marta Brunetti, Kristin Andersen, Signe Spetalen, Andrea Lenartova, Liv Toril Nygård Osnes, Helen Vålerhaugen, Sverre Heim, Francesca Micci
INTRODUCTION: Alterations of the NUP214 gene (9q34) are recurrent in acute leukemias. Rearrangements of chromosomal band 9q34 targeting this locus can be karyotypically distinct, for example t(6;9)(p22;q34)/ DEK::NUP214 , or cryptic, in which case no visible change of 9q34 is seen by chromosome banding. METHODS: We examined 9 cases of acute leukemia with NUP214 rearrangement by array Comparative Genomic Hybridization (aCGH), reverse-transcription polymerase chain reaction (RT-PCR), and cycle sequencing/Sanger sequencing to detect which fusion genes had been generated...
2024: Frontiers in Oncology
https://read.qxmd.com/read/38570875/nodal-variants-are-associated-with-a-continuum-of-laterality-defects-from-simple-d-transposition-of-the-great-arteries-to-heterotaxy
#12
JOURNAL ARTICLE
Zain Dardas, Jawid M Fatih, Angad Jolly, Moez Dawood, Haowei Du, Christopher M Grochowski, Edward G Jones, Shalini N Jhangiani, Xander H T Wehrens, Pengfei Liu, Weimin Bi, Eric Boerwinkle, Jennifer E Posey, Donna M Muzny, Richard A Gibbs, James R Lupski, Zeynep Coban-Akdemir, Shaine A Morris
BACKGROUND: NODAL signaling plays a critical role in embryonic patterning and heart development in vertebrates. Genetic variants resulting in perturbations of the TGF-β/NODAL signaling pathway have reproducibly been shown to cause laterality defects in humans. To further explore this association and improve genetic diagnosis, the study aims to identify and characterize a broader range of NODAL variants in a large number of individuals with laterality defects. METHODS: We re-analyzed a cohort of 321 proband-only exomes of individuals with clinically diagnosed laterality congenital heart disease (CHD) using family-based, rare variant genomic analyses...
April 3, 2024: Genome Medicine
https://read.qxmd.com/read/38554548/isolation-and-characterization-of-mammary-epithelial-cells-derived-from-g%C3%A3-ttingen-minipigs-a-comparative-study-versus-hybrid-pig-cells-from-the-imi-conception-project
#13
JOURNAL ARTICLE
Chiara Bernardini, Salvatore Nesci, Debora La Mantia, Roberta Salaroli, Nina Nauwelaerts, Domenico Ventrella, Alberto Elmi, Fabiana Trombetti, Augusta Zannoni, Monica Forni
The value of pig as "large animal model" is a well-known tool for translational medicine, but it can also be beneficial in studying animal health in a one-health vision. The ConcePTION Project aims to provide new information about the risks associated with medication use during breastfeeding, as this information is not available for most commonly used drugs. In the IMI-Conception context, Göttingen Minipigs have been preferred to hybrid pigs for their genetic stability and microbiological control. For the first time, in the present research, three primary cell cultures of mammary epithelial cells were isolated and characterized from Göttingen Minipigs (mpMECs), including their ability to create the epithelial barrier...
March 27, 2024: Research in Veterinary Science
https://read.qxmd.com/read/38553950/added-value-of-whole-exome-and-rna-sequencing-in-advanced-and-refractory-cancer-patients-with-no-molecular-based-treatment-recommendation-based-on-a-90-gene-panel
#14
JOURNAL ARTICLE
Armelle Dufresne, Valéry Attignon, Anthony Ferrari, Laurie Tonon, Sandrine Boyault, Séverine Tabone-Eglinger, Philippe Cassier, Olivier Trédan, Nadège Corradini, Armelle Vinceneux, Aurélie Swalduz, Alain Viari, Sylvie Chabaud, David Pérol, Jean Yves Blay, Pierre Saintigny
INTRODUCTION: The objective was to determine the added value of comprehensive molecular profile by whole-exome and RNA sequencing (WES/RNA-Seq) in advanced and refractory cancer patients who had no molecular-based treatment recommendation (MBTR) based on a more limited targeted gene panel (TGP) plus array-based comparative genomic hybridization (aCGH). MATERIALS AND METHODS: In this retrospective analysis, we selected 50 patients previously included in the PROFILER trial (NCT01774409) for which no MBT could be recommended based on a targeted 90-gene panel and aCGH...
April 2024: Cancer Medicine
https://read.qxmd.com/read/38548799/genomic-insights-into-familial-adenomatous-polyposis-unraveling-a-rare-case-with-whole-apc-gene-deletion-and-intellectual-disability
#15
JOURNAL ARTICLE
Hiroki Tanabe, Masami Ijiri, Kenji Takahashi, Honoka Sasagawa, Tomomi Kamanaka, Shohei Kuroda, Hiroki Sato, Takeo Sarashina, Yusuke Mizukami, Yoshio Makita, Toshikatsu Okumura
A young patient diagnosed with advanced colon cancer and liver metastasis was found to have familial adenomatous polyposis (FAP) through comprehensive genomic analysis. Whole-genome array comparative genomic hybridization (aCGH) revealed germline deletions at chromosome 5q22.1-22.2 encompassing the entire APC gene. The patient and her son exhibited mild intellectual disability without developmental delay. This case highlights the need for further exploration of the characteristics associated with whole APC deletions...
March 29, 2024: Human Genome Variation
https://read.qxmd.com/read/38546033/combining-wireless-radar-sleep-monitoring-device-with-deep-machine-learning-techniques-to-assess-obstructive-sleep-apnea-severity
#16
JOURNAL ARTICLE
Shang-Yang Lin, Cheng-Yu Tsai, Arnab Majumdar, Yu-Hsuan Ho, Yu-Wen Huang, Chun-Kai Kao, Shang-Min Yeh, Wen-Hua Hsu, Yi-Chun Kuan, Kang-Yun Lee, Po-Hao Feng, Chien-Hua Tseng, Kuan-Yuan Chen, Jiunn-Horng Kang, Hsin-Chien Lee, Cheng-Jung Wu, Wen-Te Liu
STUDY OBJECTIVES: The gold standard for diagnosing obstructive sleep apnea (OSA) is polysomnography (PSG). However, PSG is a time-consuming method with clinical limitations. This study aimed to create a wireless radar framework to screen the likelihood of two levels of OSA severity (i.e., moderate-to-severe and severe OSA) in accordance with clinical practice standards. METHODS: We conducted a prospective, simultaneous study using the wireless radar system and PSG in a Northern Taiwan sleep center, involving 196 patients...
March 28, 2024: Journal of Clinical Sleep Medicine: JCSM: Official Publication of the American Academy of Sleep Medicine
https://read.qxmd.com/read/38545167/karyotypic-stasis-and-its-implications-for-extensive-hybridization-events-in-corallivores-species-of-butterflyfishes-chaetodontidae
#17
JOURNAL ARTICLE
Wagner Franco Molina, Sudarat Khensuwan, Renata Luiza Rosa de Moraes, Francisco de Menezes Cavalcante Sassi, Gideão Wagner Werneck Félix da Costa, Davi Zalder Miguel, Weerayuth Supiwong, Sitthisak Jantarat, Krit Phintong, Kriengkrai Seetapan, Sukhonthip Ditcharoen, Alongklod Tanomtong, Thomas Liehr, Marcelo de Bello Cioffi
The butterflyfishes (Chaetodontidae), emblematic inhabitants of coral reef environments, encompass the majority of known coralivorous species and show one of the highest hybridization rates known among vertebrates, making them an important evolutionary model. The vast knowledge about their life history and phylogenetic relationships contrasts with scarce information on their karyotype evolution. Aiming to expand the cytogenetic data of butterflyfishes and evaluate their karyotype evolution in association with evolutionary aspects, we conducted an extensive cytogenetic analysis in 20 species ( Heniochus pleurotaenia and 19 Chaetodon spp...
March 30, 2024: Heliyon
https://read.qxmd.com/read/38542575/hollow-microcavity-electrode-for-enhancing-light-extraction
#18
JOURNAL ARTICLE
Seonghyeon Park, Byeongwoo Kang, Seungwon Lee, Jian Cheng Bi, Jaewon Park, Young Hyun Hwang, Jun-Young Park, Ha Hwang, Young Wook Park, Byeong-Kwon Ju
Luminous efficiency is a pivotal factor for assessing the performance of optoelectronic devices, wherein light loss caused by diverse factors is harvested and converted into the radiative mode. In this study, we demonstrate a nanoscale vacuum photonic crystal layer (nVPCL) for light extraction enhancement. A corrugated semi-transparent electrode incorporating a periodic hollow-structure array was designed through a simulation that utilizes finite-difference time-domain computational analysis. The corrugated profile, stemming from the periodic hollow structure, was fabricated using laser interference lithography, which allows the precise engineering of various geometrical parameters by controlling the process conditions...
February 27, 2024: Micromachines
https://read.qxmd.com/read/38539661/the-use-of-cgh-arrays-for-identifying-copy-number-variations-in-children-with-autism-spectrum-disorder
#19
JOURNAL ARTICLE
Agata Kucińska, Wanda Hawuła, Lena Rutkowska, Urszula Wysocka, Łukasz Kępczyński, Małgorzata Piotrowicz, Tatiana Chilarska, Nina Wieczorek-Cichecka, Katarzyna Połatyńska, Łukasz Przysło, Agnieszka Gach
Autism spectrum disorders (ASDs) encompass a broad group of neurodevelopmental disorders with varied clinical symptoms, all being characterized by deficits in social communication and repetitive behavior. Although the etiology of ASD is heterogeneous, with many genes involved, a crucial role is believed to be played by copy number variants (CNVs). The present study examines the role of copy number variation in the development of isolated ASD, or ASD with additional clinical features, among a group of 180 patients ranging in age from two years and four months to 17 years and nine months...
March 13, 2024: Brain Sciences
https://read.qxmd.com/read/38538470/diagnosis-and-management-of-congenital-hypopituitarism-in-children
#20
Sarah Castets, Cécile Thomas-Teinturier, Carine Villanueva, Jessica Amsellem, Pascal Barat, Gilles Brun, Emmanuel Bui Quoc, Jean-Claude Carel, Gian Paolo De Filippo, Clara Kipnis, Laetitia Martinerie, Julia Vergier, Alexandru Saveanu, Natacha Teissier, Régis Coutant, Juliane Léger, Rachel Reynaud
Hypopituitarism (or pituitary deficiency) is a rare disease with an estimated prevalence of between 1/16,000 and 1/26,000 individuals, defined by insufficient production of one or several anterior pituitary hormones (growth hormone [GH], thyroid-stimulating hormone [TSH], adrenocorticotropic hormone [ACTH], luteinizing hormone [LH], follicle-stimulating hormone [FSH], prolactin), in association or not with diabetes insipidus (antidiuretic hormone [ADH] deficiency). While in adults hypopituitarism is mostly an acquired disease (tumors, irradiation), in children it is most often a congenital condition, due to abnormal pituitary development...
March 26, 2024: Archives de Pédiatrie: Organe Officiel de la Sociéte Française de Pédiatrie
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