keyword
https://read.qxmd.com/read/37130628/presence-of-pd-1-similarity-genes-in-monocytes-may-promote-the-development-of-type-1-diabetes-mellitus-and-poor-prognosis-of-pancreatic-cancer
#21
JOURNAL ARTICLE
Yuquan Huang, Wenchuan Zhang, Can Xu, Qingxia Li, Wu Zhang, Wanfeng Xu, Mingming Zhang
INTRODUCTION: To identify proteins and corresponding genes that share sequential and structural similarity with programmed cell death protein-1 (PD-1) in patients with type 1 diabetes mellitus (T1DM) via bioinformatics analysis. RESEARCH DESIGN AND METHODS: All proteins with immunoglobulin V-set domain were screened in the human protein sequence database, and the corresponding genes were obtained in the gene sequence database. GSE154609 was downloaded from the GEO database, which contained peripheral blood CD14+ monocyte samples from patients with T1DM and healthy controls...
May 2023: BMJ Open Diabetes Research & Care
https://read.qxmd.com/read/37062770/exploring-the-mediation-of-dna-methylation-across-the-epigenome-between-childhood-adversity-and-first-episode-of-psychosis-findings-from-the-eu-gei-study
#22
JOURNAL ARTICLE
Luis Alameda, Zhonghua Liu, Pak C Sham, Monica Aas, Giulia Trotta, Victoria Rodriguez, Marta Di Forti, Simona A Stilo, Radhika Kandaswamy, Celso Arango, Manuel Arrojo, Miguel Bernardo, Julio Bobes, Lieuwe de Haan, Cristina Marta Del-Ben, Charlotte Gayer-Anderson, Lucia Sideli, Peter B Jones, Hannah E Jongsma, James B Kirkbride, Caterina La Cascia, Antonio Lasalvia, Sarah Tosato, Pierre-Michel Llorca, Paulo Rossi Menezes, Jim van Os, Diego Quattrone, Bart P Rutten, Jose Luis Santos, Julio Sanjuán, Jean-Paul Selten, Andrei Szöke, Ilaria Tarricone, Andrea Tortelli, Eva Velthorst, Craig Morgan, Emma Dempster, Eilis Hannon, Joe Burrage, Daniella Dwir, Atheeshaan Arumuham, Jonathan Mill, Robin M Murray, Chloe C Y Wong
Studies conducted in psychotic disorders have shown that DNA-methylation (DNAm) is sensitive to the impact of Childhood Adversity (CA). However, whether it mediates the association between CA and psychosis is yet to be explored. Epigenome wide association studies (EWAS) using the Illumina Infinium-Methylation EPIC array in peripheral blood tissue from 366 First-episode of psychosis and 517 healthy controls was performed. Adversity scores were created for abuse, neglect and composite adversity with the Childhood Trauma Questionnaire (CTQ)...
April 17, 2023: Molecular Psychiatry
https://read.qxmd.com/read/37009502/monoclonal-antibody-based-localization-of-major-diagnostic-antigens-in-metacestode-tissue-excretory-secretory-products-and-extracellular-vesicles-of-echinococcus-species
#23
JOURNAL ARTICLE
Philipp A Kronenberg, Michael Reinehr, Ramon Marc Eichenberger, Sina Hasler, Teivi Laurimäe, Achim Weber, Ansgar Deibel, Beat Müllhaupt, Bruno Gottstein, Norbert Müller, Andrew Hemphill, Peter Deplazes
Alveolar (AE) and cystic echinococcosis (CE) are severe parasitic zoonoses caused by the larval stages of Echinococcus multilocularis and E. granulosus sensu lato , respectively. A panel of 7 monoclonal antibodies (mAbs) was selected against major diagnostic epitopes of both species. The binding capacity of the mAbs to Echinococcus spp. excretory/secretory products (ESP) was analyzed by sandwich-ELISA, where mAb Em2G11 and mAb EmG3 detected in vitro extravesicular ESP of both E. multilocularis and E. granulosus s...
2023: Frontiers in Cellular and Infection Microbiology
https://read.qxmd.com/read/36782167/epidemiological-analysis-of-group-a-streptococcus-infection-diseases-among-children-in-beijing-china-under-covid-19-pandemic
#24
JOURNAL ARTICLE
Hongxin Li, Lin Zhou, Yong Zhao, Lijuan Ma, Haihua Zhang, Yan Liu, Xiaoyan Liu, Jin Hu
BACKGROUND: Group A streptococcus is human-restricted gram-positive pathogen, responsible for various clinical presentations from mild epidermis infections to life threatened invasive diseases. Under COVID-19 pandemic,. the characteristics of the epidemic strains of GAS could be different. PURPOSE: To investigate epidemiological and molecular features of isolates from GAS infections among children in Beijing, China between January 2020 and December 2021. Antimicrobial susceptibility profiling was performed based on Cinical Laboratory Sandards Institute...
February 13, 2023: BMC Pediatrics
https://read.qxmd.com/read/36679338/biocompatible-silica-polyethylene-glycol-based-composites-for-immobilization-of-microbial-cells-by-sol-gel-synthesis
#25
JOURNAL ARTICLE
Daria G Lavrova, Anton N Zvonarev, Valery A Alferov, Tat'yana G Khonina, Elena V Shadrina, Sergey V Alferov, Olga N Ponamoreva
Biocatalysts based on the methylotrophic yeast Ogataea polymorpha VKM Y-2559 immobilized in polymer-based nanocomposites for the treatment of methanol-containing wastewater were developed. The organosilica composites with different matrix-to-filler ratios derived from TEOS/MTES in the presence of PEG (SPEG -composite) and from silicon-polyethylene glycol (STPEG -composite) differ in the structure of the silicate phase and its distribution in the composite matrix. Methods of fluorescent and scanning microscopy first confirmed the formation of an organosilica shell around living yeast cells during sol-gel bio-STPEG -composite synthesis...
January 15, 2023: Polymers
https://read.qxmd.com/read/36483456/respiratory-immune-status-and-microbiome-in-recovered-covid-19-patients-revealed-by-metatranscriptomic-analyses
#26
JOURNAL ARTICLE
Huan Meng, Shuang Wang, Xiaomeng Tang, Jingjing Guo, Xinming Xu, Dagang Wang, Fangfang Jin, Mei Zheng, Shangqi Yin, Chaonan He, Ying Han, Jin Chen, Jinyu Han, Chaobo Ren, Yantao Gao, Huifang Liu, Yajie Wang, Ronghua Jin
Coronavirus disease 2019 (COVID-19) is currently a severe threat to global public health, and the immune response to COVID-19 infection has been widely investigated. However, the immune status and microecological changes in the respiratory systems of patients with COVID-19 after recovery have rarely been considered. We selected 72 patients with severe COVID-19 infection, 57 recovered from COVID-19 infection, and 65 with non-COVID-19 pneumonia, for metatranscriptomic sequencing and bioinformatics analysis. Accordingly, the differentially expressed genes between the infected and other groups were enriched in the chemokine signaling pathway, NOD-like receptor signaling pathway, phagosome, TNF signaling pathway, NF-kappa B signaling pathway, Toll-like receptor signaling pathway, and C-type lectin receptor signaling pathway...
2022: Frontiers in Cellular and Infection Microbiology
https://read.qxmd.com/read/36370368/distribution-of-emm-superantigen-and-other-virulence-genotypes-and-detection-of-phylogenetic-relationships-in-group-a-streptococcal-isolates
#27
JOURNAL ARTICLE
Suna Kızılyıldırım, Fatih Köksal, Cansu Önlen Güneri
Group A streptococci are important pathogens with various virulence factors, such as M protein, superantigens, hemolysins, deoxyribonuclease, and proteases. The aims of this study are to investigate the detection of emm genotypes and other virulence genes, such as SAgs, DNase, protease, antibiotic resistance, and phylogenetic relationships in GAS strains isolated from clinical samples.Test strains were obtained from Çukurova University Balcalı Hospital and regional hospitals in Adana province. The M proteins were detected by sequence analysis of emm genes...
November 11, 2022: Acta Microbiologica et Immunologica Hungarica
https://read.qxmd.com/read/36143338/exome-wide-association-study-reveals-host-genetic-variants-likely-associated-with-the-severity-of-covid-19-in-patients-of-european-ancestry
#28
JOURNAL ARTICLE
Priyanka Upadhyai, Pooja U Shenoy, Bhavya Banjan, Mohammed F Albeshr, Shahid Mahboob, Irfan Manzoor, Ranajit Das
Host genetic variability plays a pivotal role in modulating COVID-19 clinical outcomes. Despite the functional relevance of protein-coding regions, rare variants located here are less likely to completely explain the considerable numbers of acutely affected COVID-19 patients worldwide. Using an exome-wide association approach, with individuals of European descent, we sought to identify common coding variants linked with variation in COVID-19 severity. Herein, cohort 1 compared non-hospitalized (controls) and hospitalized (cases) individuals, and in cohort 2 , hospitalized subjects requiring respiratory support (cases) were compared to those not requiring it (controls)...
August 24, 2022: Life
https://read.qxmd.com/read/35982697/phenotypic-and-genotypic-diversity-of-ascochyta-fabae-populations-in-southern-australia
#29
JOURNAL ARTICLE
Sara N Blake, Robert C Lee, Michelle H Russ, Elizabeth A Farquharson, Jade A Rose, Herdina, Shashi N Goonetilleke, Lina M Farfan-Caceres, Johannes W Debler, Robert A Syme, Jennifer A Davidson
Ascochyta fabae Speg. is a serious foliar fungal disease of faba bean and a constraint to production worldwide. This study investigated the phenotypic and genotypic diversity of the A. fabae pathogen population in southern Australia and the pathogenic variability of the population was examined on a differential set of faba bean cultivars. The host set was inoculated with 154 A. fabae isolates collected from 2015 to 2018 and a range of disease reactions from high to low aggressiveness was observed. Eighty percent of isolates collected from 2015 to 2018 were categorized as pathogenicity group (PG) PG-2 (pathogenic on Farah) and were detected in every region in each year of collection...
2022: Frontiers in Plant Science
https://read.qxmd.com/read/35763354/dynamin-2-reduction-rescues-the-skeletal-myopathy-of-speg-deficient-mouse-model
#30
JOURNAL ARTICLE
Qifei Li, Jasmine Lin, Jeffrey J Widrick, Shiyu Luo, Gu Li, Yuanfan Zhang, Jocelyn Laporte, Mark A Perrella, Xiaoli Liu, Pankaj B Agrawal
Striated preferentially expressed protein kinase (SPEG), a myosin light chain kinase, is mutated in centronuclear myopathy (CNM) and/or dilated cardiomyopathy. No precise therapies are available against this disorder, and gene replacement therapy is not a feasible option due to the large size of SPEG. We evaluated the potential of dynamin-2 (DNM2) reduction as a potential therapeutic strategy as it has been shown to revert muscle phenotypes in mouse models of CNM caused by MTM1, DNM2, and BIN1 mutations. We determined that SPEGβ interacts with DNM2, and SPEG deficiency causes an increase in DNM2 levels...
June 28, 2022: JCI Insight
https://read.qxmd.com/read/35586321/%C3%AF-relationships-among-calibrachoa-fabiana-and-petunia-petunieae-tribe-solanaceae-and-a-new-generic-placement-of-argentinean-endemic-petuniapatagonica
#31
JOURNAL ARTICLE
Alejandrina Alaria, John H Chau, Richard G Olmstead, Iris E Peralta
Calibrachoa Cerv., Fabiana Ruiz & Pav., and Petunia Juss. form a clade within tribe Petunieae (Solanaceae). Phylogenetic studies of Petunieae, either as part of a family-wide analysis or focusing on the genera Calibrachoa and Petunia , have either left Fabiana unsampled or included only a single species. These studies have found conflicting relationships among the three genera with all three possible topologies obtained. Petuniapatagonica (Speg.) Millán, originally described in the genus Nierembergia Ruiz & Pav...
2022: PhytoKeys
https://read.qxmd.com/read/35570126/characterization-of-group-a-beta-haemolytic-streptococcus-with-mucoid-phenotype-isolated-in-a-tertiary-hospital
#32
JOURNAL ARTICLE
Julia Guzmán-Puche, Rocio Tejero-Garcia, Pilar Villalón, Silvia Pino-Rosa, Luis Martínez-Martínez
INTRODUCTION: The objective of this study is to characterize Streptococcus pyogenes isolates with a mucoid phenotype and to compare them with non-mucoid isolates obtained between April and August 2016. MATERIAL AND METHODS: Identification and antimicrobial susceptibility were performed in all isolates. The emm type and exotoxin genes speA, speB, speC, speF, speG, speH, speJ, speZ and ssa were analyzed. Clinical and demographic data were collected. RESULTS: From 96 isolates analyzed, 47% had a mucoid phenotype and 95...
May 12, 2022: Enfermedades infecciosas y microbiologia clinica
https://read.qxmd.com/read/35563595/dilated-left-ventricular-non-compaction-cardiomyopathy-in-a-pediatric-case-with-speg-compound-heterozygous-variants
#33
JOURNAL ARTICLE
Hager Jaouadi, Fedoua El Louali, Chloé Wanert, Aline Cano, Caroline Ovaert, Stéphane Zaffran
Left Ventricular Non-Compaction (LVNC) is defined by the triad prominent myocardial trabecular meshwork, thin compacted layer, and deep intertrabecular recesses. LVNC associated with dilation is characterized by the coexistence of left ventricular dilation and systolic dysfunction. Pediatric cases with dilated-LVNC have worse outcomes than those with isolated dilated cardiomyopathy and adult patients. Herein, we report a clinical and genetic investigation using trio-based whole-exome sequencing of a pediatric case with early-onset dilated-LVNC...
May 6, 2022: International Journal of Molecular Sciences
https://read.qxmd.com/read/35416771/free-spermidine-evokes-superoxide-radicals-that-manifest-toxicity
#34
JOURNAL ARTICLE
Vineet Kumar, Rajesh Kumar Mishra, Debarghya Ghose, Arunima Kalita, Pulkit Dhiman, Anand Prakash, Nirja Thakur, Gopa Mitra, Vinod D Chaudhari, Amit Arora, Dipak Dutta
Spermidine and other polyamines alleviate oxidative stress, yet excess spermidine seems toxic to Escherichia coli unless it is neutralized by SpeG, an enzyme for the spermidine N-acetyl transferase function. Thus, wild-type E. coli can tolerate applied exogenous spermidine stress, but D speG strain of E. coli fails to do that. Here, using different ROS probes and performing electron paramagnetic resonance spectroscopy, we provide evidence that although spermidine mitigates oxidative stress by lowering overall ROS levels, excess of it simultaneously triggers the production of superoxide radicals, thereby causing toxicity in the D speG strain...
April 13, 2022: ELife
https://read.qxmd.com/read/35414749/glo1-contributes-to-the-drug-resistance-of-escherichia-coli-through-inducing-per-type-of-extended-spectrum-%C3%AE-lactamases
#35
JOURNAL ARTICLE
He Ma, Bingjie Lai, Chunfang Zan, Xin Di, Xinran Zhu, Ke Wang
Background: Escherichia coli -associated antimicrobial resistance (AMR) issue so far needs urgent considerations. This study aims to screen the potent genes associated with extended-spectrum β-lactamases (ESBLs) in drug-resistant Escherichia coli and elucidate the specific drug-resistant mechanism. Methods: Clinical ESBLs-EC samples were obtained based on the microbial identification, and the whole genome was sequenced. In combination with the significantly enriched pathways, several differently expressed genes were screened and verified by RT-PCR...
2022: Infection and Drug Resistance
https://read.qxmd.com/read/34935787/aluminum-metal-anode-rechargeable-batteries-with-sulfur-carbon-composite-cathodes-and-inorganic-chloroaluminate-ionic-liquid
#36
JOURNAL ARTICLE
Tetsuya Tsuda, Junya Sasaki, Yuya Uemura, Toshikatsu Kojima, Hiroshi Senoh, Susumu Kuwabata
Promising sulfurized polyethylene glycol (SPEG) composite cathodes with a high-rate capability over 3000 mA g-1 at 393 K are fabricated for Al metal anode rechargeable batteries with a 61.0-26.0-13.0 mol% AlCl3 -NaCl-KCl inorganic ionic liquid electrolyte. The combination of the SPEG composite cathodes and chloroaluminate inorganic IL can readily enhance the performance of the Al-S batteries, e.g. , discharge capacity and cycle stability.
December 22, 2021: Chemical Communications: Chem Comm
https://read.qxmd.com/read/34809555/qtl-dissection-and-mining-of-candidate-genes-for-ascochyta-fabae-and-orobanche-crenata-resistance-in-faba-bean-vicia-faba-l
#37
JOURNAL ARTICLE
Natalia Gutierrez, Ana M Torres
BACKGROUND: Ascochyta blight caused by Ascochyta fabae Speg. and broomrape (Orobanche crenata) are among the economically most significant pathogens of faba bean. Several QTLs conferring resistance against the two pathogens have been identified and validated in different genetic backgrounds. The aim of this study was to saturate the most stable QTLs for ascochyta and broomrape resistance in two Recombinant Inbred Line (RIL) populations, 29H x Vf136 and Vf6 x Vf136, to identify candidate genes conferring resistance against these two pathogens...
November 22, 2021: BMC Plant Biology
https://read.qxmd.com/read/34742623/a-novel-speg-mutation-causing-congenital-myopathy-with-fiber-size-disproportion-and-dilated-cardiomyopathy-with-heart-transplantation
#38
Juliana Gurgel-Giannetti, Lucas Santos Souza, Guilherme Ferraz Messina de Pádua Andrade, Maria de Fátima Derlene, Zilda Maria Alves Meira, Beatriz Vilela Morais Azevedo, Wilson Campos Jr, Sabrina Stephanie Lana Diniz, Marina Belisario Carvalhais, Juliana Rodrigues Soares Oliveira, Livia Uliana, Renato Bráulio, Paulo Henrique Nogueira Costa, Geraldo Brasileiro Filho, Mariz Vainzof
Congenital myopathies are a heterogeneous group of conditions diagnosed based on the clinical presentation, muscle histopathology and genetic defects. Recessive mutations in the SPEG gene have been described in recent years and are primarily associated with centronuclear myopathy with cardiomyopathy. In this report, we describe two Brazilian siblings, aged 13 and 6 years, with a novel homozygous mutation (c.8872 C>T:p.Arg2958Ter) in the SPEG gene leading to a congenital myopathy. In the older sibling, the muscle biopsy showed fiber size disproportion...
November 2021: Neuromuscular Disorders: NMD
https://read.qxmd.com/read/34721470/conventional-and-molecular-breeding-tools-for-accelerating-genetic-gain-in-faba-bean-vicia-faba-l
#39
Kedar N Adhikari, Hamid Khazaei, Lamiae Ghaouti, Fouad Maalouf, Albert Vandenberg, Wolfgang Link, Donal M O'Sullivan
Faba bean is a cool-season grain legume crop, which is grown worldwide for food and feed. Despite a decrease in area under faba bean in the past, the interest in growing faba bean is increasing globally due to its high seed protein content and its excellent ecological service. The crop is, however, exposed to diverse biotic and abiotic stresses causing unstable, low grain yield. Although, sources of resistance to main diseases, such as ascochyta blight ( Ascochyta fabae Speg.), rust ( Uromyces viciae-fabae (Pers...
2021: Frontiers in Plant Science
https://read.qxmd.com/read/34684275/morphological-characteristics-of-alveolar-and-cystic-echinococcosis-lesions-in-human-liver-and-bone
#40
JOURNAL ARTICLE
Thomas F E Barth, Adriano Casulli
Among echinococcoses diseases of human interest, two have a global public health impact: cystic and alveolar echinococcosis caused by Echinococcus granulosus sensu lato and Echinococcus multilocularis , respectively. Cystic and alveolar echinococcosis are neglected infectious diseases epidemiologically and are clinically vastly different with distinct microscopic features. Because of the rareness of these zoonotic diseases, pathologists have limited diagnostic experience in the analysis of the lesions caused by Echinococcus tapeworms...
October 14, 2021: Pathogens
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