Negative / Null Result ReportMedicine
Giovenco D, Rousseau E, Wallace M et al. · 2026 · AIDS (London, England)
Objective To examine associations between mental health, substance use, and pre-exposure prophylaxis (PrEP) persistence among South African adolescent girls and young women (AGYW). Design A longitudinal analysis of a decentralized PrEP…
View details →Negative / Null Result ReportMedicine
Visser K, Keulen J, Bodden D et al. · 2026 · Journal of autism and developmental disorders
Purpose In clinical practice and research, there is growing interest in transdiagnostic interventions, such as Acceptance and Commitment Therapy (ACT), for patients with autism spectrum disorder (ASD), due to the pervasive nature of the…
View details →Negative / Null Result ReportMedicine
Hong W, Jung H · 2026 · Behavioral sciences (Basel, Switzerland)
This study examines how structured interventions influence team creativity on a metaverse-based collaboration platform. Using B.sket, a custom virtual workspace, we tested two interventions during an online brainstorming task: (1)…
View details →Negative / Null Result ReportMedicine
Rashidi Y, Maurer F, Wrublewsky S et al. · 2026 · Biophysical journal
Bifurcations are a crucial part of the mammalian microvasculature, as they establish the interface between blood and tissue. The flexibility of red blood cells (RBCs), the main cellular constituent of blood, is believed to strongly impact…
View details →Failed Experiment Report
G R, K S, P M et al. · 2026 · Preprint
Abstract Temperature limits critically affect the safety, efficiency, and lifetime of permanent-magnet synchronous motor (PMSM) drives in electric vehicles. While most prior work focuses on predicting motor temperatures, this paper goes…
View details →Negative / Null Result ReportMedicine
Mukherjee K, Ren D, Moritz D et al. · 2026 · IEEE transactions on visualization and computer graphics
Multimodal vision-language models (VLMs) continue to achieve ever-improving scores on chart understanding benchmarks. Yet, we find that this progress does not fully capture the breadth of visual reasoning capabilities essential for…
View details →Negative / Null Result ReportMedicine
Ramesh N, Klaiber P · 2026 · Acta psychologica
Academic self-efficacy is theorised to foster favourable academic outcomes. While academic self-efficacy is believed to have a reciprocal relationship with academic mastery experiences, longitudinal naturalistic investigations are…
View details →Negative / Null Result ReportMedicine
Costan CA, Godsoe W, Bufford JL et al. · 2024 · Plant Ecol.
It has long been hypothesised that introduced species can evolve to become better competitors, which in turn will enable some of them to become invasive. The evolution of increased competitive ability hypothesis (EICA) gives a possible…
View details →Negative / Null Result ReportMedicine
D'Andrea W, Freed S, DePierro J et al. · 2024 · Journal of trauma & dissociation : the official journal of the International Society for the Study of Dissociation (ISSD)
The startle eyeblink reflex is thought to function as a means of orienting to salient stimuli, and, by proxy, sensitivity to threat cues. The absence or attenuation of this reflex may thus suggest disengagement from one's environment,…
View details →Negative / Null Result ReportOpen accessMedicine
Thalapalliyil K, Bobby Z, Dorairajan G et al. · 2025 · Saudi medical journal
Objectives To explore whether uniform supplementation causes iron overload among a cohort of South Indian non-anemic pregnant women with diabetes-in-pregnancy (DIP). Methods The study took place between May 2022 and May 2024 and consisted…
View details →Negative / Null Result ReportOpen accessMedicine
Öcal M · 2025 · Scientific reports
Cold-wave disasters cause substantial loss of life and property, yet their global patterns remain poorly understood in a warming climate. Using EM-DAT records (1951-2023), we quantified cold-wave disaster frequency, mortality, and damages…
View details →Negative / Null Result ReportMedicine
Menpadi N, Chandra P, Dubey VK · 2025 · Journal of basic microbiology
We have earlier reported novel anti-leishmanial molecules, veratramine and hupehenine, targeting dephospho-coenzyme A kinase of the parasite. In our current investigation, we assessed the efficacy of these two steroidal alkaloids,…
View details →Negative / Null Result ReportMedicine
Dias VF, Albuquerque-Lima S, Navarro DMAF et al. · 2025 · Plant biology (Stuttgart, Germany)
Perfume flowers provide chemicals as a resource for specialized pollinators, that is, male euglossine bees. This system has been recorded in at least 15 families of Neotropical Angiosperms, including species of the bromeliad genus…
View details →Negative / Null Result Report
Dobelmann J, Wilfert L · 2024 · Preprint
not-yet-known not-yet-known not-yet-known unknown Host density, genetic diversity and social structure are key factors influencing disease transmission in wildlife populations, but their interactions remain poorly understood in insects. We…
View details →Negative / Null Result ReportOpen accessMedicine
Bi S, Wang C, Liu H et al. · 2026 · Frontiers in psychology
This study uses secondary analysis of a health survey dataset to explore the impact of completion time on the reliability and validity of online questionnaires. A total of 1,758 chronic low back pain patients recruited online were included…
View details →Negative / Null Result ReportMedicine
Yang Y, Xu L, Cao S et al. · 2026 · Industrial Crops & Products.
Accurate estimation of aboveground biomass (AGB) helps to monitor maize growth and yield prediction, and unmanned aerial vehicles (UAVs) have become one of the most significant technological tools in precision agriculture. However,…
View details →Negative / Null Result Report
Out H, Wang Z · 2025 · Preprint
Abstract Purpose As artificial intelligence (AI) models evolve into their next generations, their application in specialized medical fields requires rigorous validation. While large language models (LLMs) have shown promise in general…
View details →Negative / Null Result Report
dos Santos ALC, Assis R · 2025 · Preprint
ABSTRACT Gene deletion is traditionally viewed as a nonadaptive mechanism that eliminates functional redundancy, yet emerging evidence indicates that it disproportionately affects tissue-specific duplicates with unique functions. Here, we…
View details →Negative / Null Result ReportMedicine
Durland M, Harsey SJ, Freyd JJ · 2026 · Journal of trauma & dissociation : the official journal of the International Society for the Study of Dissociation (ISSD)
DARVO (Deny, Attack, Reverse Victim and Offender) is a common tactic used by perpetrators of interpersonal violence to deflect blame and responsibility. Individuals' exposure to perpetrator DARVO has previously been measured using the…
View details →Negative / Null Result Report
Abrevaya S, Rossi C, Rodgers R · 2025 · Preprint
Clothing size labels have been shown to influence women's mood, self-esteem, and body satisfaction. This study examined the effects of different sizing nomenclatures—specifically color-based versus category-based labeling—on women's body…
View details →Negative / Null Result Report
Kumar H, Nandini R · 2025 · Preprint
Burrowing is a complex behavior that has evolved repeatedly across animal lineages, yet its evolutionary origins and ecological correlates remain poorly understood in many mammalian groups. The order Lagomorpha , comprising pikas (…
View details →Negative / Null Result ReportMedicine
Bayır BRH, Ulutaş C, Nazlı E et al. · 2026 · Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology
Introduction Headache is one of the most common neurological complaints in children and adolescents. Headache especially migraine in childhood significantly impacts daily life activities, including academic performance, and social…
View details →Negative / Null Result ReportMedicine
Manrique H, Castro-Llanos F, van Rompaey A et al. · 2025 · Applied Geography
Coca cultivation is expanding rapidly into the Amazon biome, raising concerns about its role in deforestation. While this relationship is well-studied in Colombia, Peru remains understudied in spatial modeling analyses. This study…
View details →Negative / Null Result ReportMedicine
Pirritano M, Buescher J, Staubach P et al. · 2026 · Communications biology
Discrimination of self from non-self RNA is a critical requirement for any cell to respond to infections and to maintain cellular integrity. We report novel functions for two RNA-dependent RNA polymerases (RDRs) in Paramecium. In…
View details →Negative / Null Result Report
Zondo B, Smith R, Sibiya P et al. · 2025 · Preprint
Abstract This study investigates the factors influencing South Africa's wine exports to its top ten trading partners and the impact of climate change on these exports. Using a gravity model and a dataset spanning from 2002 to 2022, the…
View details →Negative / Null Result ReportMedicine
Spicher J, Wood ZJ, John-Henderson NA · 2026 · Journal of health psychology
Historical trauma and ongoing systemic inequities contribute to elevated levels of anxiety and problematic alcohol use among American Indians. The current study examines the relationship between recent trauma and problematic alcohol use,…
View details →Negative / Null Result ReportMedicine
Rodrigues AB, Abbad EL, Colmenares PA et al. · 2025 · Biotropica.
Understanding the ecological drivers of species diversity across spatial scales is essential for biodiversity conservation, particularly in highly complex ecosystems such as the Amazon. In this study, we investigate the influence of…
View details →Negative / Null Result ReportMedicine
Qin Y, Zhang P, Zhu Y et al. · 2025 · Agriculture, Ecosystems and Environment.
Few studies have comprehensively assessed the forage nutrition quality and pools among different plant functional groups across various grassland types and management practices. Moreover, the relationship between forage yield and nutrition…
View details →Negative / Null Result Report
Pacioni C, Verheyen K, Martel A et al. · 2025 · Preprint
Increasing forest structural complexity is a key objective of future-proof forest management, with potential benefits for biodiversity. However, empirical evidence for consistent biodiversity-structure relationships across taxa is still…
View details →Negative / Null Result Report
Ha M, Doan X · 2025 · Preprint
Abstract Drawing on the theories of natural-resource-based view and social cognition, this research examines the influence of green intellectual capital (GIC) on environmental performance (EP) and analyses the mediation roles of…
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