Negative / Null Result ReportMedicine
Fernandes S, Algarra M, Brandão ATSC et al. · 2026 · Nanoscale
While heteroatom doping is widely used to enhance the fluorescence of carbon dots, the actual mechanism underlying this claimed enhancement remains unclear. Herein, we report a systematic comparison between nitrogen-doped carbon dots…
View details →Negative / Null Result ReportMedicine
Moreno-Ayala V, Medina-Sánchez JM, Zambrano AF et al. · 2026 · Ecotoxicology and environmental safety
The increasing production of plastics worldwide is a growing source of emerging contaminants, particularly bisphenol A (BPA), a major chemical additive in plastics that, as waste, ends up polluting aquatic ecosystems. This study…
View details →Negative / Null Result ReportMedicine
Gomez Isaza D, Rodgers E · 2026 · Philosophical transactions of the Royal Society of London. Series B, Biological sciences
Daily temperature fluctuations are a ubiquitous feature of natural environments, yet our understanding of how ectotherms respond to thermal variability remains incomplete. Previous frameworks have predicted that exposure to variable…
View details →Negative / Null Result ReportMedicine
Margiotta ER, Kennedy D, Hawkins LR et al. · 2026 · Global change biology
Plant functional traits moderate ecosystem responses to climate and exchanges of water and carbon between the land surface and the atmosphere. However, the extent to which diversity in functional traits influences global carbon and…
View details →Negative / Null Result ReportMedicine
Zeng X, Zeng C, Zhou Y et al. · 2026 · Conservation biology : the journal of the Society for Conservation Biology
Multiuse marine protected areas (MMPAs) with varying levels of protection in different zones are increasingly being adopted to balance conservation and socioeconomic goals. However, the effect of these zone-based strategies on fish…
View details →Negative / Null Result ReportMedicine
Moreira MM, Dias LPB, Guzman YC et al. · 2026 · Journal of evolutionary biology
Intracellular endosymbionts such as Wolbachia are generally thought to persist in host populations by inducing reproductive phenotypes that enhance maternal transmission, often at the expense of male hosts. Here, we examined the fitness…
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 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 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 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 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
Wingert AC, Connolly EJ · 2026 · Child abuse & neglect
Background Early life adversities (ELAs) are positively associated with violent victimization in early adulthood. The use of maladaptive coping behaviors, such as alcohol use, may exacerbate risk for victimization during this life course…
View details →Negative / Null Result ReportMedicine
Guillermier L, Sabourdy C, Four E et al. · 2026 · Epilepsy & behavior : E&B
Epilepsy is a neurological condition that can interfere with driving abilities through seizures and cognitive impairments. While legal frameworks often regulate driving eligibility, little is known about how people with epilepsy perceive…
View details →Negative / Null Result ReportMedicine
Paul RL, Porter DC, Mutschler-Aldine S et al. · 2026 · Environmental entomology
Evaluation of potential classical biological control agents typically begins with laboratory testing for their fundamental host range. These experiments are intended to evaluate the propensity for nontarget attack but often do so in highly…
View details →Negative / Null Result ReportMedicine
Weissflog A, Cinoğlu D, Dent DH et al. · 2025 · Biotropica.
Fungal pathogens affect seedling performance and mediate plant species coexistence in mature tropical forests. Yet the role of pathogens in driving tropical forest community dynamics during secondary succession has received little…
View details →Negative / Null Result ReportMedicine
Jiang H, Gao Y, Chen G · 2025 · Clim Dyn
Kilometer-scale modeling has identified a significant underestimation of nocturnal precipitation during summer in the southeast Tibetan Plateau (SETP), remaining a challenge that needs to be solved urgently. This study investigates the…
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 ReportMedicine
Häring M, Zhang Y, Zhang N et al. · 2026 · Biophysical journal
Cell junction remodeling is central to epithelial morphogenesis and tissue rheology and depends on the interplay between adhesion molecules and the actomyosin cortex. E-cadherin constitutes the molecular basis for epithelial cell adhesion,…
View details →Negative / Null Result ReportMedicine
Manzke L, O'Sullivan K, Tiefenbeck V · 2025 · Appetite
Food choices profoundly impact population health and the environment. Related research often relies on self-reported data, which is prone to biases, compromising the accuracy and validity of conclusions about consumer behavior. There are…
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