Negative / Null Result ReportOpen accessPsychology
Hanno Andreas Ohmann, Niclas Kuper, Jan Wacker · 2022 · PLoS ONE
The Effort-Expenditure for Rewards Task (EEfRT) has gained validity evidence from several studies. However, various modifications have been applied to the original version, which have never been compared systematically. In Study 1, we tested 120 healthy participants to directly compare two versions of the EEfRT. In Study 2, we tested a larger sample of 394 healthy participants to further examine the original EEfRT. We replicated the split-half reliability of both task versions. However, self-reported personality traits (e.g., trait BAS) correlated with only some task performance parameters in
View details →Negative / Null Result ReportOpen accessNeuroscience
Kelly L. Whiteford, Lucas S. Baltzell, Matt Chiu et al. · 2025 · Nature Communications
Musical training has been reported to be associated with enhanced neural processing of sounds, as measured via the frequency following response (FFR), implying the potential for human subcortical neural plasticity. We conducted a…
View details →Negative / Null Result ReportSocial Sciences
Branden B. Johnson, Marcus Mayorga · 2020 · Human and Ecological Risk Assessment An International Journal
Cross-sectional surveys, despite their value, are unable to probe dynamics of risk perceptions over time. An earlier longitudinal panel study of Americans’ views on Ebola risk inspired this partial replication on Americans’ views of Zika…
View details →Negative / Null Result ReportOpen accessNeuroscience
Kaiwen Cheng, Aolin Ding, Lianfang Jiang et al. · 2019 · Frontiers in Human Neuroscience
Previous studies have demonstrated the automatic vigilance effect for faces and pictures and have attributed it to the brain's prioritized unconscious evaluation of early evolutionary stimuli that are critical to survival. Whether this effect exists for evolutionarily more recent stimuli, such as written words, has become the center of much debate. Apparently contradicting results have been reported in different languages, such as Hebrew, English, and Traditional Chinese (TC), with regard to the unconscious processing of emotional words in breaking continuous flash suppression (b-CFS). Our cur
View details →Negative / Null Result ReportOpen accessComputer Science
Sun Kyong Lee, Hyunjin Park, Seoyoung C. Kim · 2024 · Behaviour and Information Technology
This study investigated the impact of task types (functional vs. social) and the gendered voices (female vs. male) of Siri, an intelligent virtual assistant (IVA), on social presence and trust perceptions toward the IVA.In an online…
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Martin S. Davey, Eoghan T. Hurley, Tom R. Doyle et al. · 2022 · The American Journal of Sports Medicine
Background: Debate centering on the management of anterior shoulder instability (ASI) in recent years has led to many randomized controlled trials (RCTs) being published on the topic. The fragility index (FI) has subsequently emerged as a…
View details →Negative / Null Result ReportOpen accessEngineering
Khuzairi Masrakin, Hasliza A. Rahim, Ping Jack Soh et al. · 2019 · IEEE Access
This paper presents the assessment of short-term wireless body area network (WBAN) exposure, which is operated at the industrial, scientific, and medical (ISM) band (2.45 GHz) in the vicinity of the human body. The experiment utilizes two popular textile antenna topologies, a planar monopole and a patch antenna as the radiating sources. The objective of this experiment is to investigate whether the exposure from WBAN may influence the physiological parameters (body temperature, blood pressure, and heart rate) and the well-being of the wearer. Counter-balanced, crossover, and the single-blind m
View details →Negative / Null Result ReportOpen accessImmunology and Microbiology
Alex B. Kleinpeter, Donna L. Mallery, Nadine Renner et al. · 2024 · Nature Communications
The HIV-1 capsid is composed of capsid (CA) protein hexamers and pentamers (capsomers) that contain a central pore hypothesised to regulate capsid assembly and facilitate nucleotide import early during post-infection. These pore functions are mediated by two positively charged rings created by CA Arg-18 (R18) and Lys-25 (K25). Here we describe the forced evolution of viruses containing mutations in R18 and K25. Whilst R18 mutants fail to replicate, K25A viruses acquire compensating mutations that restore nearly wild-type replication fitness. These compensating mutations, which rescue reverse t
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Minah Han, Jongduk Baek · 2020 · Physics in Medicine & Biology
Abstract The purpose of this study is implementation of an anthropomorphic model observer using a convolutional neural network (CNN) for signal-known-statistically (SKS) and background-known-statistically (BKS) detection tasks. We conduct…
View details →Negative / Null Result ReportOpen accessNeuroscience
Ian C. Fiebelkorn · 2021 · European Journal of Neuroscience
Recent research suggests that environmental sampling is a fundamentally rhythmic process (Benedetto et al., 2019; Fiebelkorn & Kastner, 2019; Schroeder et al., 2010). In primates, both attention-related sampling and exploratory eye…
View details →Negative / Null Result ReportOpen accessNeuroscience
Angelo Pirrone, Wen Wen, Sheng Li et al. · 2018 · Perception
Recent research has shown that adults and children with autism spectrum disorders have a more conservative decision criterion in perceptual decision making compared to neurotypical individuals, meaning that autistic participants prioritise…
View details →Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology
M Hayat, Wenlong Carl Chen, Chantal Babb de Villiers et al. · 2025 · Nature Communications
Abstract Genome-wide association studies (GWAS) have characterized the contribution of common variants to breast cancer (BC) risk in populations of European ancestry, however GWAS have not been reported in resident African populations. This GWAS included 2485 resident African BC cases and 1101 population matched controls. Two risk loci were identified, located between UNC13C and RAB27A on chromosome 15 (rs7181788, p = 1.01 × 10 −08 ) and in USP22 on chromosome 17 (rs899342, p = 4.62 × 10 −08 ). Several genome-wide significant signals were also detected in hormone receptor subtype analysis. The
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Fabio Bovenga, Guido Pasquariello, Alberto Refice · 2021 · Remote Sensing
Current multi-temporal interferometric Synthetic Aperture Radar (MTInSAR) datasets cover long time periods with regular temporal sampling. This allows high-rate and non-linear trends to be observed, which typically characterize pre-failure…
View details →Negative / Null Result ReportOpen accessMedicine
Fabiana Dalla Vecchia Genvigir, Álvaro Cerda, Thiago Dominguez Crespo Hirata et al. · 2020 · Journal of Translational Genetics and Genomics
Mycophenolic acid (MPA) is a potent antiproliferative drug prescribed to prevent acute rejection in kidney transplantation. MPA reversibly inhibits the enzymes involved in the synthesis of guanosine nucleotides, thus preventing DNA replication of immune cells. Consequently, the repression of both cell and humoral immunity induces renal allograft tolerance. MPA is an effective and safe immunosuppressive drug, but some patients show variability in drug concentration, acute rejection, graft dysfunction, or MPA-related adverse events. Although the pharmacogenomics of immunosuppressive drugs has be
View details →Negative / Null Result ReportOpen accessHealth Professions
Asmir Gračanin, Marcel A. L. M. van Assen, Višnja Omrčen et al. · 2016 · Cognition & Emotion
Gelstein et al. reported the results of three experiments suggesting a dampening influence of inhalation of female emotional tears on males' arousal and perception of female sexual attractiveness, specifically in non-sexual situations.…
View details →Negative / Null Result ReportOpen accessEnvironmental Science
Barbara Smith, Dan Carpenter, J. M. Holland et al. · 2023 · Journal of Applied Ecology
Abstract Lowland heath is a priority habitat for conservation, nowadays largely managed for biodiversity. Historically, prescribed burning has been the principal management tool, but there are increasing calls to substitute burning with cutting to improve biodiversity outcomes. However, poor understanding of potential impacts compromises decision making. Our study was carried out in the New Forest National Park, the largest area of lowland heath in Europe. Using a multi‐trophic approach, we compared the ecological impact of prescribed burning with two types of vegetation cutting (swiping and b
View details →Negative / Null Result ReportOpen accessMedicine
Daigo Nakazawa, Yohei Takeda, Masatoshi Kanda et al. · 2023 · Cell Death Discovery
Acute kidney injury (AKI) is a common and severe complication of the coronavirus disease 2019 (COVID-19). Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) directly affects the glomerular and tubular epithelial cells to induce AKI; however, its pathophysiology remains unclear. Here, we explored the underlying mechanisms and therapeutic targets of renal involvement in COVID-19. We developed an in vitro human kidney cellular model, including immortalized tubular epithelial and endothelial cell lines, demonstrating that SARS-CoV-2 directly triggers cell death. To identify the molecular
View details →Negative / Null Result ReportOpen accessSocial Sciences
Jill E. P. Knapen, Nancy M. Blaker, Thomas V. Pollet · 2017 · PLoS ONE
Research shows that perception of physical size and status are positively associated. The current study was developed to replicate and extend earlier research on height perceptions of political leaders, indicating that supporters perceive their leaders as taller than non-supporters do, and winners are perceived as taller after the elections, while losers are perceived as shorter after the elections (winner/loser effects). Individuals use greater height and strength as indications of greater physical formidability. We hypothesized that in-group leaders' height and strength, but not weight, woul
View details →Negative / Null Result ReportOpen accessMathematics
Christian Bokhove · 2022 · Educational Research and Evaluation
An article by Kim et al. from 2014 examined individual- and school-level variables affecting the information and communication technology (ICT) literacy level of Korean elementary school students, finding differential gender effects. In…
View details →Negative / Null Result ReportMedicine
Jing Luo, Zheng Dong, Hui Xie et al. · 2022 · Liver International
BACKGROUND & AIMS: Management of elderly patients with hepatocellular carcinoma (HCC) has become a major concern. Some data suggest that cryoablation improves the outcomes of elderly patients with HCC, but its efficacy and safety remain…
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Mo Sadique, Sapna Ratan Shah, Sunil Kumar Sharma et al. · 2023 · Mathematics
Synovial joints are unique biological tribo-systems that allow for efficient mobility. Most of the synovial joint activities in the human body are accomplished due to the presence of synovial fluid. As a biological lubricant, synovial…
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Qihan Ma, Jianbo Wang, Ming Xiong et al. · 2023 · Remote Sensing
The lockdowns from the coronavirus disease of 2019 (COVID-19) have led to a reduction in anthropogenic activities and have hence reduced primary air pollutant emissions, which were reported to have helped air quality improvements. However,…
View details →Negative / Null Result ReportOpen accessMedicine
Filiz Cebeci, Nahide Onsun, Ayşe Pekdemir et al. · 2013 · The Scientific World JOURNAL
BACKGROUND: Behcet's disease (BD) could be regarded as an autoimmune disease in many aspects. Autoimmune thyroid disease (ATD) is frequently accompanied by other various autoimmune diseases. Nevertheless, there is not still enough data showing the association between BD and ATD. In addition, no controlled study is present in the PubMed, which evaluates thyroidal autoimmunity using antithyroid peroxidase antibody in a large series of patients with BD. METHODS: We aimed to investigate the frequency of ATD in patients with BD. The study included 124 patients with BD and 99 age- and sex-matched he
View details →Negative / Null Result ReportOpen accessMedicine
Iván Chérrez-Ojeda, Emanuel Vanegas, Valeria L. Mata et al. · 2019 · Allergy Asthma and Clinical Immunology
Little is known about the association of urticarial vasculitis (UV) with thyroid autoimmunity. The latter has been mostly described in the setting of patients with chronic spontaneous urticaria (CSU). In this letter to the editor, we compare UV and CSU through retrospective analyses, which reveal that 41.7% patients with UV presented antithyroperoxidase (anti-TPO) and/or antithyroglobulin antibody (ATA) above the reference range, while only 4% patients with CSU had these antibodies elevated. There is a moderately strong association assessed by the Phi coefficient (φ = 0.420, p = 0.004). Furthe
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S.F. Hall, R. Griffiths · 2016 · Current Oncology
Background: For oncologists and for patients, no site-specific clinical trial evidence has emerged for the use of concurrent chemotherapy with radiotherapy (ccrt) over radiotherapy (rt) alone for cancer of the hypopharynx (hpc) or for…
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Marlene Grillon, Andy Wai Kan Yeung · 2022 · Healthcare
In this digital era, dental students often search for online resources for self-directed learning. YouTube is one of the most commonly sought online platforms for educational or instructional videos. No prior study has examined the…
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Yasin Gholiee, Sadegh Salehzadeh, Shiva Khodaveisi · 2019 · New Journal of Chemistry
It is shown that while none of the E 5 n (E = Si, Ge, Sn, Pb; n = 0, 2−, 4−) bare clusters can be stabilized in planar pentagon ( D 5h ) geometry, E 5 4− ions as a five-membered planar ring form stable complexes with two {M(CO) 3 } (M =…
View details →Negative / Null Result ReportOpen accessMedicine
Jana Uhlinova, Anne Kuudeberg, Kaja Metsküla et al. · 2022 · BMC Nephrology
INTRODUCTION: Chronic kidney disease-mineral and bone disorders (CKD-MBD) is characterised by generalised vascular calcification (VC) and impaired bone health. We aimed to investigate the relationship between VC and bone mineral density (BMD) in CKD patients. METHODS: We performed a cross-sectional study of patients with different stages of CKD. For assessment of VC of abdominal aorta lateral lumbar X-rays (Kauppila score), the ankle-brachial index (ABI) and echocardiography were used. Total body densitometry provided BMD. RESULTS: Ninety patients (41% male, median age 64 years (range 29-87))
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Jurriaan J. Mes, Diederik Esser, Dianne Somhorst et al. · 2022 · Plant Foods for Human Nutrition
Abstract The growing world population will increase the demand for new sustainable foods and ingredients. Here we studied the safety and tolerance of Lemna minor, a new sustainable vegetable crop from the duckweed family. Twenty-four…
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Grayson C. Petter, Ryan C. Hickox, David M. Alexander et al. · 2022 · The Astrophysical Journal
Abstract The observed optical colors of quasars are generally interpreted in one of two frameworks: unified models that attribute the color to the random orientation of the accretion disk along the line of sight, and evolutionary models…
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