keyword
https://read.qxmd.com/read/38647457/both-congruent-and-incongruent-trials-drive-the-congruency-sequence-effect-novel-support-for-an-episodic-retrieval-view-of-adaptive-control-in-the-prime-probe-task
#1
JOURNAL ARTICLE
Matthew G Dunaway, Daniel H Weissman
The congruency effect in Stroop-like tasks-a popular measure of distraction-is smaller after incongruent relative to congruent trials. However, it is unclear whether this congruency sequence effect (CSE)-a popular index of coping with distraction-reflects adjustments of control after congruent trials, incongruent trials, or both. The episodic retrieval account of the CSE posits adjustments of control after both congruent and incongruent trials. In this account, retrieving a memory of the previous trial's congruency (i...
April 22, 2024: Journal of Experimental Psychology. Learning, Memory, and Cognition
https://read.qxmd.com/read/38646862/not-all-uncivil-behaviours-are-equal-exploring-responses-to-incivility-in-veterinary-practice-using-vignettes
#2
JOURNAL ARTICLE
A Irwin, H Silver-MacMahon, L Santos, L Mossop, K Macconnell
Workplace incivility is considered a common workplace stressor, linked to a range of adverse impacts such as reduced wellbeing. However, there is a lack of research focused on how targets of incivility respond. The current study addresses that gap by examining responses to incivility within veterinary practice. Veterinarians and veterinary nurses ( n  = 132) evaluated six scenarios depicting two types of incivility (direct e.g. demeaning comments/indirect, for example, ignoring someone) across three instigators (clients, co-workers, senior colleagues), reporting their perception and appraisal of the uncivil behaviour depicted along with potential responses...
April 22, 2024: Ergonomics
https://read.qxmd.com/read/38629261/imaging-of-voltage-controlled-switching-of-magnetization-in-highly-magnetostrictive-epitaxial-fe-ga-microstructures
#3
JOURNAL ARTICLE
Maite Goiriena, Zhuyun Xiao, Rachel Steinhardt, Victor Estrada, Nobumichi Tamura, Rajesh V Chopdekar, Alpha T N'Diaye, Abdon Sepúlveda, Darrell G Schlom, Rob N Candler, Jeffrey Bokor
The magnetoelectric behavior of epitaxial Fe-Ga microstructures on top of a (001)-oriented PMN-PT piezoelectric substrate is imaged with magnetic X-ray microscopy. Additionally, the micron-scale strain distribution in PMN-PT is characterized by X-ray microdiffraction and examined with respect to the results of the Fe-Ga magnetoelectric switching. The magnetic reorientation of Fe-Ga is found to be strongly correlated with size, shape, and crystallographic orientation of the microstructures. In the case of square-shaped structures, size dictates the influence of the strain distribution on both the initialization of the ground state and on the magnetic reorientation during application of voltage...
April 17, 2024: Nanoscale
https://read.qxmd.com/read/38614433/gonadal-hormone-deprivation-regulates-response-to-tibolone-in-neurodegenerative-pathways
#4
JOURNAL ARTICLE
Andrew J McGovern, Maria Angeles Arevalo, Sergio Ciordia, Luis Miguel Garcia-Segura, George E Barreto
Gonadal hormone deprivation (GHD) and decline such as menopause and bilateral oophorectomy are associated with an increased risk of neurodegeneration. Yet, hormone therapies (HTs) show varying efficacy, influenced by factors such as sex, drug type, and timing of treatment relative to hormone decline. We hypothesize that the molecular environment of the brain undergoes a transition following GHD, impacting the effectiveness of HTs. Using a GHD model in mice treated with Tibolone, we conducted proteomic analysis and identified a reprogrammed response to Tibolone, a compound that stimulates estrogenic, progestogenic, and androgenic pathways...
April 13, 2024: Journal of Steroid Biochemistry and Molecular Biology
https://read.qxmd.com/read/38608149/adaptive-coding-of-reward-in-schizophrenia-its-change-over-time-and-relation-to-apathy
#5
JOURNAL ARTICLE
Mariia Kaliuzhna, Fabien Carruzzo, Noémie Kuenzi, Philippe N Tobler, Matthias Kirschner, Tal Geffen, Teresa Katthagen, Kerem Böge, Marco M Zierhut, Florian Schlagenhauf, Stefan Kaiser
Adaptive coding of reward is the process by which neurons adapt their response to the context of available compensations. Higher rewards lead to a stronger brain response, but the increase of the response depends on the range of available rewards. A steeper increase is observed in a narrow range, and a more gradual slope in a wider range. In schizophrenia, adaptive coding appears affected in different domains, and in the reward domain in particular. Here we tested adaptive coding of reward in a large group of patients with schizophrenia (N = 86) and controls (N = 66)...
April 12, 2024: Brain
https://read.qxmd.com/read/38593628/radiomics-based-discriminant-analysis-of-principal-components-to-stratify-the-treatment-response-of-lung-metastases-following-stereotactic-body-radiation-therapy
#6
JOURNAL ARTICLE
Savino Cilla, Francesco Deodato, Carmela Romano, Gabriella Macchia, Milly Buwenge, Alessio G Morganti
PURPOSE: Discriminant analysis of principal components (DAPC) was introduced to describe the clusters of genetically related individuals focusing on the variation between the groups of individuals. Borrowing this approach, we evaluated the potential of DAPC for the evaluation of clusters in terms of treatment response to SBRT of lung lesions using radiomics analysis on pre-treatment CT images. MATERIALS AND METHODS: 80 pulmonary metastases from 56 patients treated with SBRT were analyzed...
April 8, 2024: Physica Medica: PM
https://read.qxmd.com/read/38591496/dependence-of-n-type-metal-oxide-gas-sensor-response-on-the-pressure-of-oxygen-and-reducing-gases
#7
JOURNAL ARTICLE
Daniel A Mirabella, Celso M Aldao
The adsorption of oxygen and its reaction with target gases are the basis of the gas detection mechanism by using metal oxides. Here, we present a theoretical analysis of the sensor response, within the ionosorption model, for an n-type polycrystalline semiconductor. Our goal of our work is to reveal the mechanisms of gas sensing from a fundamental point of view. We revisit the existing models in which the sensor response presents a power-law behavior with a reducing gas partial pressure. Then, we show, based on the Wolkenstein theory of chemisorption, that the sensor response depends not only on the reducing gas partial pressure but also on the oxygen partial pressure...
April 9, 2024: ACS Sensors
https://read.qxmd.com/read/38573198/chemoattractant-receptor-signaling-in-humoral-immunity
#8
JOURNAL ARTICLE
Taiichiro Shirai, Akiko Nakai, Kazuhiro Suzuki
Efficient induction of humoral immune responses depends on orchestrated migration of B cells within lymphoid organs, which is governed by G protein-coupled receptors (GPCRs) responding to chemoattractants, represented by chemokines. After ligand binding, GPCRs are phosphorylated by different GPCR kinases (GRKs) at distinct sites on the receptor C termini, which dictates functional outcomes of β-arrestin-mediated signaling, ranging from receptor inactivation to effector molecule activation. However, the molecular mechanisms by which individual GRKs are selectively targeted to GPCRs have been poorly understood...
April 4, 2024: International Immunology
https://read.qxmd.com/read/38571090/fourier-transform-thz-spectroscopy-based-on-electric-field-interferometry-using-thz-pmt
#9
JOURNAL ARTICLE
Hisanari Takahashi, Tobias O Buchmann, Matej Sebek, Simon J Lange, Naoya Kawai, Kota Katsuyama, Ken Nagumo, Peter U Jepsen, Takayuki Omura, Hiroshi Satozono
We demonstrate a high dynamic range (DR) Fourier-transform-based terahertz (THz) spectrometer by combining a THz photomultiplier tube (PMT) with a metasurface and a conventional Michelson interferometer. Because the THz-PMT response depends on the incident electric-field strength following the Fowler-Nordheim equation, we can directly obtain an electric field interferogram without any synchronized optical probe pulse in contrast to conventional THz-time-domain-spectroscopy (THz-TDS). The DR of the corresponding power spectrum using the proposed method was 4...
March 25, 2024: Optics Express
https://read.qxmd.com/read/38565296/monitoring-changes-in-tms-evoked-eeg-and-emg-activity-during-1-hz-rtms-of-the-healthy-motor-cortex
#10
JOURNAL ARTICLE
Stefan Schoisswohl, Carolina Kanig, Mirja Osnabruegge, Desmond Agboada, Berthold Langguth, Roman Rethwilm, Tobias Hebel, Mohamed A Abdelnaim, Wolfgang Mack, Wolfgang Seiberl, Manuel Kuder, Martin Schecklmann
Repetitive transcranial magnetic stimulation (rTMS) is a non-invasive brain stimulation technique capable of inducing neuroplasticity as measured by changes in peripheral muscle electromyography (EMG) or electroencephalography (EEG) from pre to post stimulation. However, temporal courses of neuromodulation during ongoing rTMS are unclear. Monitoring cortical dynamics via TMS-evoked responses using EMG (motor-evoked potentials; MEPs) and EEG (transcranial-evoked potentials; TEPs) during rTMS might provide further essential insights into its mode of action - temporal course of potential modulations...
April 2, 2024: ENeuro
https://read.qxmd.com/read/38557922/determination-expression-and-characterization-of-an-udp-n-acetylglucosamine-%C3%AE-1-3-d-mannoside-%C3%AE-1-2-n-acetylglucosaminyltransferase-i-gnt-i-from-the-pacific-oyster-crassostrea-gigas
#11
JOURNAL ARTICLE
Julia Thoma, Reingard Grabherr, Erika Staudacher
Molluscs are intermediate hosts for several parasites. The recognition processes, required to evade the host's immune response, depend on carbohydrates. Therefore, the investigation of mollusc glycosylation capacities is of high relevance to understand the interaction of parasites with their host. UDP-N-acetylglucosamine:α-1,3-D-mannoside β-1,2-N-acetylglucosaminyltransferase I (GnT-I) is the key enzyme for the biosynthesis of hybrid and complex type N-glycans catalysing the transfer of N-acetylglucosamine from UDP-N-acetylglucosamine to the α-1,3 Man antenna of Man5 GlcNAc2 ...
April 1, 2024: Glycoconjugate Journal
https://read.qxmd.com/read/38550978/high-affinity-mab-infusion-can-enhance-maximum-affinity-maturation-during-hiv-env-immunization
#12
JOURNAL ARTICLE
Peter Thomas, Chloe Rees-Spear, Sarah Griffith, Luke Muir, Emma Touizer, Raiees Andrabi, Richard Priest, Jennifer Percival-Alwyn, Darryl Hayward, Amanda Buxton, William Traylen, Benny Chain, Trevor Wattam, Irene Sanjuan Nandin, Laura E McCoy
Antigen-specific antibody infusion is known to enhance or suppress germinal center (GC) responses depending on the affinity of the infusion. We hypothesized that infusing monoclonal antibodies (mAbs) of escalating affinity during an immunization regimen may progressively escalate selection pressure on competing B cells, increasing their affinity. To test this, we immunized mice with HIV envelope gp120 and infused CD4 binding-site (CD4bs)-specific mAbs. While mAb infusion reduced somatic hypermutation (SHM) and affinity in most CD4bs-specific B cells, a sub-population was identified with greater SHM and affinity than control...
April 19, 2024: IScience
https://read.qxmd.com/read/38535491/the-potential-for-genotoxicity-mutagenicity-and-endocrine-disruption-in-triclosan-and-triclocarban-assessed-through-a-combination-of-in-vitro-methods
#13
JOURNAL ARTICLE
Jan Chrz, Markéta Dvořáková, Kristina Kejlová, Danuše Očadlíková, Lada Svobodová, Lukáš Malina, Barbora Hošíková, Dagmar Jírová, Hana Bendová, Hana Kolářová
Triclosan and Triclocarban, preservatives widely used in cosmetics and other consumer products, underwent evaluation using a battery of new-approach methodologies in vitro (NAMs). Specifically, the Microplate Ames Test (MPF™ Test, Xenometrix, Allschwil, Switzerland) was employed to assess mutagenicity, the Comet assay in vitro on the HaCat cell line and the Mammalian Chromosome Aberration Test were utilized to evaluate genotoxicity, and the XenoScreen® YES/YAS assay was applied to investigate endocrine disruption...
December 21, 2023: Journal of Xenobiotics
https://read.qxmd.com/read/38531013/interspecific-variations-in-the-internal-mercury-isotope-dynamics-of-antarctic-penguins-implications-for-biomonitoring
#14
JOURNAL ARTICLE
Saebom Jung, Lucien Besnard, Mi-Ling Li, John R Reinfelder, Eunhee Kim, Sae Yun Kwon, Jeong-Hoon Kim
Mercury (Hg) biomonitoring requires a precise understanding of the internal processes contributing to disparities between the Hg sources in the environment and the Hg measured in the biota. In this study, we investigated the use of Hg stable isotopes to trace Hg accumulation in Adélie and emperor penguin chicks from four breeding colonies in Antarctica. Interspecific variation of Δ199 Hg in penguin chicks reflects the distinct foraging habitats and Hg exposures in adults. Chicks at breeding sites where adult penguins predominantly consumed mesopelagic prey showed relatively lower Δ199 Hg values than chicks that were primarily fed epipelagic krill...
March 26, 2024: Environmental Science & Technology
https://read.qxmd.com/read/38525129/pathological-changes-in-various-organs-in-hla-b-57-01-transgenic-mice-with-abacavir-induced-skin-eruption
#15
JOURNAL ARTICLE
Akira Kazaoka, Kazuyoshi Kumagai, Junya Matsushita, Tetsuo Aida, Saki Kuwahara, Shigeki Aoki, Kousei Ito
UNLABELLED: Several patients with cutaneous adverse drug reactions exhibit extracutaneous organ damages, and it becomes severe in a few patients resulting in death due to multiorgan failure. Understanding the sequential changes in various organs in patients with cutaneous eruption following drug administration will help understand disease onset and progression, aiding the development of prevention strategies and interventions. Therefore, we aimed to understand the effects of abacavir (ABC) on various organs in patients with ABC-induced eruptions by evaluating its effects in a mouse model...
April 2024: Toxicological Research
https://read.qxmd.com/read/38521813/aurka-emerges-as-a-vulnerable-target-for-keap1-deficient-non-small-cell-lung-cancer-by-activation-of-asparagine-synthesis
#16
JOURNAL ARTICLE
Bing Deng, Fang Liu, Nana Chen, Xinhao Li, Jie Lei, Ning Chen, Jingjing Wu, Xuan Wang, Jie Lu, Mouxiang Fang, Ailin Chen, Zijian Zhang, Bin He, Min Yan, Yuchen Zhang, Zifeng Wang, Quentin Liu
AURKA is an established target for cancer therapy; however, the efficacy of its inhibitors in clinical trials is hindered by differential response rates across different tumor subtypes. In this study, we demonstrate AURKA regulates amino acid synthesis, rendering it a vulnerable target in KEAP1-deficient non-small cell lung cancer (NSCLC). Through CRISPR metabolic screens, we identified that KEAP1-knockdown cells showed the highest sensitivity to the AURKA inhibitor MLN8237. Subsequent investigations confirmed that KEAP1 deficiency heightens the susceptibility of NSCLC cells to AURKA inhibition both in vitro and in vivo, with the response depending on NRF2 activation...
March 23, 2024: Cell Death & Disease
https://read.qxmd.com/read/38520688/a-stress-sensor-ire1%C3%AE-is-required-for-bacterial-exotoxin-induced-interleukin-1%C3%AE-production-in-tissue-resident-macrophages
#17
JOURNAL ARTICLE
Izumi Sasaki, Yuri Fukuda-Ohta, Chihiro Nakai, Naoko Wakaki-Nishiyama, Chizuyo Okamoto, Daisuke Okuzaki, Shuhei Morita, Shiori Kaji, Yuki Furuta, Hiroaki Hemmi, Takashi Kato, Asumi Yamamoto, Emi Tosuji, Shin-Ichiroh Saitoh, Takashi Tanaka, Katsuaki Hoshino, Shinji Fukuda, Kensuke Miyake, Etsushi Kuroda, Ken J Ishii, Takao Iwawaki, Koichi Furukawa, Tsuneyasu Kaisho
Cholera toxin (CT), a bacterial exotoxin composed of one A subunit (CTA) and five B subunits (CTB), functions as an immune adjuvant. CTB can induce production of interleukin-1β (IL-1β), a proinflammatory cytokine, in synergy with a lipopolysaccharide (LPS), from resident peritoneal macrophages (RPMs) through the pyrin and NLRP3 inflammasomes. However, how CTB or CT activates these inflammasomes in the macrophages has been unclear. Here, we clarify the roles of inositol-requiring enzyme 1 alpha (IRE1α), an endoplasmic reticulum (ER) stress sensor, in CT-induced IL-1β production in RPMs...
March 22, 2024: Cell Reports
https://read.qxmd.com/read/38511084/raising-laying-hens-housing-complexity-and-genetic-strain-affect-startle-reflex-amplitude-and-behavioural-response-to-fear-inducing-stimuli
#18
JOURNAL ARTICLE
Ana K Rentsch, Alexandra Harlander, Lee Niel, Janice M Siegford, Tina M Widowski
Individual variation in fearfulness can be modified during ontogeny, and high levels of fear can affect animal welfare. We asked whether early-life environmental complexity and genetic strain affect fear behaviour in young laying hens (pullets). Four replicates of brown (B) and white (W) genetic strains (breeds) of layers were each raised in four environmental treatments (housing): conventional cages ( Conv ) and different rearing aviaries with increasing space and complexity ( Low < Mid < High ). We used a startle reflex test (weeks 4 and 14) to measure startle amplitude and autonomic response (i...
March 2024: Royal Society Open Science
https://read.qxmd.com/read/38507159/tipping-the-balance-in-autoimmunity-are-regulatory-t-cells-the-cause-the-cure-or-both
#19
REVIEW
Matthias Hardtke-Wolenski, Sybille Landwehr-Kenzel
Regulatory T cells (Tregs) are a specialized subgroup of T-cell lymphocytes that is crucial for maintaining immune homeostasis and preventing excessive immune responses. Depending on their differentiation route, Tregs can be subdivided into thymically derived Tregs (tTregs) and peripherally induced Tregs (pTregs), which originate from conventional T cells after extrathymic differentiation at peripheral sites. Although the regulatory attributes of tTregs and pTregs partially overlap, their modes of action, protein expression profiles, and functional stability exhibit specific characteristics unique to each subset...
March 20, 2024: Molecular and Cellular Pediatrics
https://read.qxmd.com/read/38498928/eclipse-web-service-application-programming-interface
#20
JOURNAL ARTICLE
Lian Zou, Shaode Yu, Zhao Xie, Yaoqin Xie
OBJECTIVE: Low-coupling seamless integration of multiple systems is the core foundation of smart radiotherapy. Following Service-Oriented Architecture style, a set of named operations (Eclipse Web Service API, EWSAPI) was developed for realizing network call of Eclipse. APPROACH: Under the guidance of Vertical Slice Architecture, EWSAPI was implemented in the C# language and based on ASP .Net Core 6.0. Each operation consists of three components: Request, Endpoint and Response...
March 18, 2024: Biomedical Physics & Engineering Express
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