11,416 real negative results, null findings, and replication failures in Medicine · Negative / Null Result Report. Search the index →
WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record compiled from open scholarly databases; the abstract is shown in full only where the paper is openly licensed, otherwise a short excerpt under fair use. Classifications are automated and approximate.
Nuutinen V, Kaseva J, Lemola R et al. · 2026 · European Journal of Soil Science.
Deep burrowing earthworms Lumbricus terrestris can be abundant along subdrain trenches, creating macropores that may serve as preferential flow paths for particles and agrochemicals to subdrains. We examined L. terrestris abundance,…
View details →Khani E, Khoshbaten M, Jafarabadi MA et al. · 2026 · Arab journal of gastroenterology : the official publication of the Pan-Arab Association of Gastroenterology
Background and study aims Despite being the leading cause of liver-related mortality, the treatment of metabolic dysfunction-associated steatotic liver disease (MASLD) remains challenging. This study aimed to assess the effects of…
View details →McLeod A, Rullmann M, Hinderberger P et al. · 2026 · Neuroscience
A single nucleotide polymorphism in the brain derived neurotrophic factor (BDNF)-encoding gene leads to diminished BDNF signaling resulting from Val66Met and has been linked to obesity. Previous imaging studies regarding the impact of BDNF…
View details →Kastrati G, Sopaj F, Bytyqi V et al. · 2025 · Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering
The study involved the determination of the concentrations of 11 potentially toxic elements (PTEs) in soil, honey, and pollen samples collected in the territory of Kosovo, followed by a statistical analysis. Inductively coupled…
View details →Alexander KN, Turner MS, Salazar JP et al. · 2025 · Journal of research on adolescence : the official journal of the Society for Research on Adolescence
Many adolescents experience peer victimization during this critical period for development. Emotion regulation strategies, including cognitive reappraisal and emotional suppression, can help adolescents cope with such experiences. Although…
View details →Ishiguro S, Guitard D, Saint-Aubin J · 2025 · Quarterly journal of experimental psychology (2006)
Semantic relatedness of items improves working memory performance. We targeted one type of semantic relatedness, semantic association. The beneficial effect of association is often explained by the spreading-activation process:…
View details →Güneş M · 2025 · Medicine
Magnesium has numerous important functions in human metabolism. Low magnesium level is a common finding in type 2 diabetes mellitus (T2DM) but the causes have not been sufficiently investigated. Smoking is associated with major health…
View details →Grant S, Goldberg E, Gadipudi A et al. · 2025 · Journal of racial and ethnic health disparities
Black transgender women report high levels of discrimination, which is associated with poor health outcomes. Some evidence suggests that intersectional discrimination-that is, interacting forms of marginalization related to one's real or…
View details →Bagby RM, Mortezaei A, McIntyre C et al. · 2026 · Journal of personality assessment
The Perth Alexithymia Questionnaire (PAQ) was developed to assess alexithymia as a multidimensional construct consistent with the attention-appraisal model. This study evaluated the hierarchical structure of the PAQ using Goldberg's…
View details →Ferreira-Correia A, Mnisi N, Harwood K et al. · 2025 · Applied neuropsychology. Adult
The Working Memory Questionnaire (WMQ) was developed to assess everyday difficulties associated with working memory (WM) impairments. This study evaluated the psychometric properties of the WMQ within a South African context. A…
View details →Baysari M, Stanceski K, Bamgboje-Ayodele A et al. · 2026 · BMC medical informatics and decision making
Background Single sign-on (SSO), tap-on-tap-off (TOTO) and virtual desktops (VD) are increasingly being used in hospitals to reduce the burden and risks of password management, but we know little about how these systems are used in…
View details →Awada Z, Kazmi N, Jones HJ et al. · 2026 · BMC cancer
BACKGROUND: Breast cancer (BC) is the leading cause of cancer incidence worldwide. Observational studies have suggested that hypertension may be a risk factor for BC. We tested whether systolic blood pressure (SBP) may influence BC and BC…
View details →Shah H, Ali M, Kilgallon JL et al. · 2026 · Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia
Neurosurgery and neurosurgical care continues to evolve and to embrace technological advances. AI is used to interpret radiological studies and to distill medical information, with the potential to help guide physicians and patients in…
View details →Nishida S, Watanabe N, Hashimoto K et al. · 2026 · Journal of plant research
Reproductive interference is a negative interspecific interaction that can drive mutually exclusive distributions of closely related species. While recent research indicates that reproductive interference in plants frequently occurs during…
View details →Clark C, Lira Calabrich S, Lallier M et al. · 2026 · Quarterly journal of experimental psychology (2006)
This study examined how orthographic characteristics relate to the learning and retention of novel written words in monolingual English and bilingual Welsh-English adults. Participants learned pseudowords designed to follow either…
View details →Vijay A, Fruzzetti AE · 2026 · Journal of interpersonal violence
Sexual victimization and assault are significant public health problems. Survivors of sexual assault have significantly increased risk for psychological health problems, physical health problems, interpersonal difficulties, and other…
View details →Wright PJ, Gruszczynski M · 2026 · Health communication
Pornography exposure and condomless sex studies to date have assumed a linear relationship and found only small effect sizes. The present study introduces the Disinhibition Threshold Hypothesis (DTH) in the context of emerging U.S. adults'…
View details →Murayama Y, Soma D, Kameya M et al. · 2026 · Discover mental health
Loneliness is a key risk factor for youth mental health; however, existing scales often fail to capture its multidimensional and relational nature. This study developed the [blinded] University Loneliness Scale (KULoS) for students in…
View details →Han M, Qu Y, Zeng M et al. · 2026 · Geriatric nursing (New York, N.Y.)
Background To investigate the associations of physical activity (PA) and sedentary behavior (SB) with the risk of mortality using observational and Mendelian randomization (MR) designs. Methods In a prospective cohort study based on UK…
View details →Jepsen K, Jepsen S, Hämmerle CHF et al. · 2026 · Clinical oral implants research
Aim To assess 3-year changes of peri-implant tissues following previous soft tissue (volume) augmentation (STA) with a volume-stable collagen matrix (VCMX) or connective tissue (SCTG) at single-implant restorations. Material and methods In…
View details →Eggert AK, Prang MA, Capodeanu-Nägler A et al. · 2026 · Evolution; international journal of organic evolution
Effects on juvenile growth have long been considered an important benefit of parental care, but they have rarely been tested empirically. Protection and feeding by parents might accelerate offspring growth by allowing offspring to allocate…
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What is hodgkin lymphoma? • Hodgkin lymphoma is a B-cell lymphoid malignancy generally associated with a favourable prognosis (high cure rate and 5-year overall survival [OS] rates exceeding 90%), but it often comes with a high risk of…
View details →Zeng J, Huang D, Zhu M et al. · 2025 · Medicine
Weekend catch-up sleep (WCS) is a behavioral strategy employed to compensate for weekday sleep loss and has been reported to be associated with various metabolic outcomes. However, its association with obesity remains controversial. This…
View details →Malmagro R, García‐Navas V, Priyadarshana TS et al. · 2025 · Global Ecology and Biogeography
AIM: Historical and contemporary environmental factors are hypothesised to influence the degree of ecological specialisation of species. Long‐term climate stability might facilitate specialisation by promoting stable environments and…
View details →Labbani-Motlagh Z, Nozarian Z, Haghi Ashtiani MT et al. · 2025 · Iranian journal of immunology : IJI
Background Coronavirus Disease 2019 (COVID-19) typically manifests with milder symptoms and lower mortality rates in children when compared to adults. Objective To investigate potential mechanisms underlying this age-related protection, we…
View details →Bahmani A, Kemmerly T, Yang BE · 2026 · ACG case reports journal
Esophageal lichen planus (ELP) is a rare inflammatory disorder frequently misdiagnosed due to its nonspecific symptoms and overlapping features with other esophageal conditions. We present 3 cases of ELP characterized by delayed diagnosis…
View details →Komai T · 2025 · Zootaxa
A new pagurid hermit crab species, Pagurus inflatus sp. nov., has been provisionally assigned to the heterogeneous genus Pagurus Fabricius, 1775. This new species is characteristic in its elongated right cheliped with a noticeably inflated…
View details →Petrini S, Martucciello A, Righi C et al. · 2025 · Vaccine: X
Bovine alphaherpesvirus 1 (BoAHV-1) is a major cattle pathogen that causes infectious bovine rhinotracheitis (IBR) and other respiratory and reproductive disorders, resulting in substantial global economic losses to the cattle industry.…
View details →Su J, Zhang WB, Sun B et al. · 2025 · Experimental & applied acarology
Haemaphysalis flava Neumann, 1897 is recognized as a vector for Dabie bandavirus (severe fever with thrombocytopenia syndrome virus, SFTSV), which is the etiological agent of severe fever with thrombocytopenia syndrome (SFTS). The tick…
View details →Edsor E, Jose M, Sajesh S et al. · 2025 · Journal of pharmacy & bioallied sciences
Background The aim of this study is to assess whether there is a difference in the wound healing process following the extraction of a tooth between type 2 diabetes patients on oral hypoglycemic medications and nondiabetic patients.…
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