Negative / Null Result ReportMedicine
Newton JD, Ellis T, Ruther M et al. · 2026 · Environmental research
Living near green areas with high vegetation may contribute to an active lifestyle, stress reduction, and enhance social cohesion, and consequently may be associated with improved cancer survival. Epidemiologic studies focused on greenness…
View details →DOI: 10.1016/j.envres.2025.123574 Negative / Null Result ReportOpen accessMedicine
Okunoye G, George Samuel C, Abdullahi H et al. · 2026 · Cureus
Gestational diabetes mellitus (GDM) is a common pregnancy complication with significant maternal and neonatal risks, and its prevalence is particularly high in Qatar. Myo-inositol has been proposed as an insulin-sensitizing supplement that…
View details →DOI: 10.7759/cureus.102259 Negative / Null Result Report
Jun S, Bido-Medina R, Oviedo J et al. · 2025 · Preprint
Systemic viral infections with neurotropic potential pose significant global health challenges. The Zika virus (ZIKV) is known for its pronounced neurotropism, with recent infectious clusters raising renewed public health concerns. While…
View details →DOI: 10.1101/2025.03.05.641727 Negative / Null Result ReportOpen accessMedicine
Verhelst H, Gerrits R, Karlsson EM · 2025 · Neurobiology of language (Cambridge, Mass.)
Developmental dyslexia is a common learning disability marked by reading and spelling difficulties. While previous imaging studies aiming to elucidate the neurobiological mechanisms of this disorder have reported white matter alterations,…
View details →DOI: 10.1162/nol.a.17 Negative / Null Result ReportOpen accessMedicine
Andersson PF, Testori M, Lo Iacono S · 2026 · PloS one
The willingness to engage in costly punishment of free riders (prosocial punishment) is crucial to foster group cooperation and understand public goods provision. While prosocial punishment is common across societies, its motivations…
View details →DOI: 10.1371/journal.pone.0337425 Negative / Null Result ReportMedicine
Aguado J, Gutierrez L, Forns J et al. · 2025 · American journal of epidemiology
Studying the effect of duration of treatment on prognostic outcomes using real-world data is challenging because only people who survive for a long time can receive a treatment for a long time. Specifying a target trial helps overcome such…
View details →DOI: 10.1093/aje/kwae263 Negative / Null Result ReportMedicine
McLone SG, Coleman CM, Matzke HJ et al. · 2026 · American journal of epidemiology
Firearm violence is a public health crisis in the United States and negatively impacts individuals and communities. We used data from The Healthy Chicago Survey, a citywide survey of 8754 respondents from 2020 to 2021, and police-reported…
View details →DOI: 10.1093/aje/kwaf031 Negative / Null Result ReportOpen accessMedicine
Garcia Campos LS, Lempert KM · 2025 · Frontiers in psychology
Introduction Uncertain decisions can be risky (with known probabilities) or ambiguous (with unknown probabilities). Previous studies have found that negative affect can increase risk aversion and ambiguity aversion, but it is unknown if…
View details →DOI: 10.3389/fpsyg.2025.1485346 Negative / Null Result ReportOpen accessMedicine
Suberry A, Okun S, Ayalon L · 2026 · The Gerontologist
Background and objectives Ageism often emerges in childhood, yet rigorously evaluated school-based interventions-especially in multicultural settings-are scarce. The study evaluated the efficacy of a 90-min educational intervention to…
View details →DOI: 10.1093/geront/gnaf274 Negative / Null Result ReportOpen accessMedicine
Merz LM, von Hohenberg BC, Bergmann NT et al. · 2025 · Science advances
Expanding gray wolf ( Canis lupus ) populations in Europe and North America contribute to increased risks of livestock predation, which can threaten human livelihoods and lead government agencies to target wolves for lethal removal. Public…
View details →DOI: 10.1126/sciadv.adu8945 Negative / Null Result ReportOpen accessMedicine
Seizer L, Kratzer L, Löchner J et al. · 2026 · Clinical psychology & psychotherapy
Psychotherapy process research increasingly uses intensive longitudinal monitoring to capture dynamic patterns of change in patients. In this study, 283 psychiatric inpatients diagnosed with depression (n = 70), PTSD (n = 148),…
View details →DOI: 10.1002/cpp.70222 Negative / Null Result ReportMedicine
Hauser I · 2022 · The Journal of the Acoustical Society of America
This paper reconsiders a classic claim about phonetic variability-that speech sounds in larger phonemic inventories should exhibit less within-category variability in production. Although this hypothesis is intuitive, existing literature…
View details →DOI: 10.1121/10.0014912 Negative / Null Result ReportMedicine
Gonzalez-Nahm S, Griffith E, Maguire RL et al. · 2026 · Childhood obesity (Print)
Objective To assess the longitudinal associations between maternal diet during pregnancy and child adiposity between ages 2 and 12 years. Methods Repeated measures linear regression models with autoregressive covariance were used to assess…
View details →DOI: 10.1177/21532176261420979 Negative / Null Result ReportOpen accessMedicine
Wei C, Ng VWS, Wei Y et al. · 2025 · BMC psychiatry
AIMS: Preclinical studies have suggested potential anticancer effects of valproate, but clinical evidence is limited and inconclusive. This study aims to reexamine the relationship between valproate use and cancer incidence, using lithium…
View details →DOI: 10.1186/s12888-025-07622-5 Negative / Null Result ReportOpen accessMedicine
Winkelman JW, Levine MJ · 2026 · AACE endocrinology and diabetes
Type 2 diabetes mellitus is a highly prevalent metabolic disorder and a well-established risk factor for colorectal cancer (CRC), mediated by hyperglycemia, hyperinsulinemia, chronic inflammation, and obesity-related metabolic dysfunction.…
View details →DOI: 10.1016/j.aed.2026.02.013 Negative / Null Result ReportOpen accessMedicine
Acierno J, Tedaldi E, Ginn J et al. · 2026 · Communications psychology
Social norms have a reliable and oftentimes strong influence on individual attitudes and behaviors across environmental and other domains. This influence has been theorized to differ by cultural tightness-the extent to which people adhere…
View details →DOI: 10.1038/s44271-026-00429-4 Negative / Null Result ReportMedicine
D'Agostini M, Vanden Bossche L, Burger AM et al. · 2025 · Psychophysiology
Transcutaneous auricular vagus nerve stimulation (taVNS) has been tested as a strategy to facilitate fear extinction learning based on the hypothesis that taVNS increases central noradrenergic activity. Four studies out of six found taVNS…
View details →DOI: 10.1111/psyp.14754 Negative / Null Result ReportOpen accessMedicine
· 2025 · Nature
Neutrinos are the most abundant fundamental matter particles in the Universe and play a crucial part in particle physics and cosmology. Neutrino oscillation, discovered about 25 years ago, shows that the three known species mix with each…
View details →DOI: 10.1038/s41586-025-09739-9 Negative / Null Result ReportOpen accessMedicine
Xiang Y, Xu L, Sun Y et al. · 2025 · Medicine
Mobile phone use has become ubiquitous in modern life, raising public concern over its potential effects on male reproductive health. While several observational studies have reported associations between prolonged phone use and decreased…
View details →DOI: 10.1097/md.0000000000044668 Negative / Null Result ReportMedicine
He J, Sabroso-Lasa S, Coscia C et al. · 2026 · Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology
Background Observational studies consistently report reduced pancreatic ductal adenocarcinoma (PDAC) risk among individuals with atopic conditions (asthma and rhinitis); however, the underlying biological mechanism remains unclear. This…
View details →DOI: 10.1158/1055-9965.epi-25-1601 Negative / Null Result ReportOpen accessMedicine
Schleimer JP, Rencken CA, Wagenaar BH et al. · 2026 · JAMA network open
Importance Background checks aim to prevent illegal firearm transfers. Existing research has shown little evidence for the effect of point-of-sale comprehensive background check (CBC) policies on firearm-related violence at the state…
View details →DOI: 10.1001/jamanetworkopen.2026.18188 Negative / Null Result Report
Nielsen SP, Mathiesen L, Moller P · 2024 · Preprint
not-yet-known not-yet-known not-yet-known unknown Abstract This review examines the association between early life exposure to phthalates in human males and Leydig cell endocrine function. A systematic search was performed in PubMed and…
View details →DOI: 10.22541/au.172521306.69719621/v1 Negative / Null Result ReportMedicine
Walda SAE, van Weerdenburg M, Bosman AMT · 2024 · Research in developmental disabilities
Background Poor decoding and spelling (literacy) skills have been associated with weak working memory. Aims The aim of this study was to elucidate the contribution of working memory to literacy progress in students with dyslexia. It has…
View details →DOI: 10.1016/j.ridd.2024.104865 Negative / Null Result ReportMedicine
Bertoldi AD, Flores TR, Silveira MPT et al. · 2026 · Ciencia & saude coletiva
This study aimed to investigate the association between the use of antimicrobials during pregnancy and excess weight in children at ages three, 12, 24 and 48 months. Data of participants from the 2015 Pelotas (Brazil) Birth Cohort study…
View details →DOI: 10.1590/1413-81232026313.10692024 Negative / Null Result ReportOpen accessMedicine
Hiredesai AN, Martinez CJ, Hinckley NB et al. · 2026 · Cureus
Purpose Shear wave elastography (SWE) is a non-invasive technique for assessing median nerve (MN) stiffness in carpal tunnel syndrome (CTS). This study evaluated whether SWE measurements of the MN improve after corticosteroid injection…
View details →DOI: 10.7759/cureus.102587 Negative / Null Result ReportOpen accessMedicine
Pater WJ, Buller LT, Ziemba-Davis M et al. · 2026 · Arthroplasty today
Background Tourniquet use in revision total knee arthroplasty (rTKA) enhances visualization and improves cement penetration. However, concerns exist about muscle injury, pain, wound complications, and venous thromboembolism (VTE). This…
View details →DOI: 10.1016/j.artd.2026.102028 Negative / Null Result ReportOpen accessMedicine
El Alam A, Fleifel M, Nassani BM · 2026 · Cureus
Background Meal frequency takes a large focus when people enter a weight-loss program. Objective The primary aim of this study was to compare fat percentage and muscle percentage across three self-reported meal-frequency patterns,…
View details →DOI: 10.7759/cureus.105105 Negative / Null Result Report
Bateman SP, Wright K · 2024 · Preprint
Personality is regarded as stable over time, and thus measures of personality assume that personality traits are largely unaffected by one's state. However, several studies demonstrate that personality measurements can be biased by one's…
View details →DOI: 10.31234/osf.io/hxzt6 Negative / Null Result ReportMedicine
El-Enbaby H, Hollingsworth B, Maystadt JF et al. · 2024 · Economics and human biology
The relationship between poverty and mental health is complex. Conditional cash transfers are seen as an important policy tool in reducing poverty and fostering social protection. Evidence on the impact of cash transfers on mental health…
View details →DOI: 10.1016/j.ehb.2024.101396 Negative / Null Result ReportOpen accessMedicine
Kransberg J, Sjøli Bråthen AC, Falch ES et al. · 2026 · Imaging neuroscience (Cambridge, Mass.)
Grid cells in the human entorhinal cortex (EC) play a critical role in spatial navigation and memory. The EC is also one of the first regions affected by ageing and Alzheimer's disease. This pre-registered functional magnetic resonance…
View details →DOI: 10.1162/imag.a.1196 