19,923 real negative results, null findings, and replication failures · 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.
Yan Z, Ma X, Mi S et al. · 2026 · BMC psychiatry
Attentional bias is a significant factor in the onset and persistence of obsessive-compulsive symptoms in individuals with obsessive-compulsive disorder (OCD). However, the determinants of attentional bias in OCD remain inadequately…
View details →Tietenberg J, Furtges T, Masuch M · 2026 · IEEE transactions on visualization and computer graphics
Social virtual reality (VR) applications enable users to experience highly immersive mediated interactions and social experiences. Especially embodied nonverbal communication, like mediated social touch, is mostly unique to social VR and…
View details →Zhu X, Zhang X, Xiang J et al. · 2026 · Steroids
Objective To integrate observational and bidirectional Mendelian randomization (MR) analyses to assess the bidirectional causal pathways between total testosterone levels and sleep traits (sleep duration and insufficient sleep) in males…
View details →Santos S, Palma-Moreira A, Dias I · 2025 · Preprint
This study aimed to examine the effect of public policies on talent retention in the Portuguese Public Administration and whether the participants' managerial status moderates this relationship. A total of 282 individuals, active workers…
View details →Satuluru S, Brower D, Mehta V et al. · 2026 · The American journal of the medical sciences
Background Sleep apnea (SA), a common diagnosis, has been shown to exhibit increased prevalence in patients with end-stage renal disease (ESRD). There is no clear consensus on the impact of SA on renal transplant outcomes. Methods We…
View details →Lin Z, Chen Y, Feng J et al. · 2026 · Acta psychologica
Objective To examine whether peer victimization and social support sequentially mediate the relationship between motor competence and internalizing problems in a sample of school-aged children from urban Zhejiang, China. Methods A…
View details →Abdallah N, Baylan M, Kursun K et al. · 2026 · Journal of thermal biology
This study investigated the effect of prewarming (PD) and thermal manipulation (TM) of long-stored eggs on embryonic development, hatching traits, body weight (BW), rectal temperature (RT), carcass, and organ traits in broilers at 3 days…
View details →Jump IP, Hsu HS, Roberts MD et al. · 2026 · Journal of strength and conditioning research
Abstract Jump, IP, Hsu, H-S, Roberts, MD, and Oliver, GD. The effect of habitual caffeine use on strength, power, and muscular endurance performance in collegiate athletes. J Strength Cond Res XX(X): 000-000, 2026-Caffeine has been shown…
View details →Erdur TL, Erdur A, Acunaş BA · 2026 · BMC pediatrics
Background Preterm birth is the leading cause of neonatal mortality and morbidity worldwide. Very preterm neonates born between 23 + 0 and 31 + 6 weeks of gestational age are at particularly high risk due to complications requiring…
View details →Can MB, Kara A, Adigüzel MC et al. · 2026 · British poultry science
1. Following the ban on prophylactic antibiotic use in feed for poultry, interest in natural alternatives has increased, particularly plant-derived extracts. In this study, the effects of Aronia melanocarpa fruit extract (AMF) on growth…
View details →Bregulla M, Packheiser J, Merz CJ et al. · 2026 · Scientific reports
Episodic memories can be shaped by various contextual factors. While social and sensory cues such as odors and music have been shown to influence encoding and retrieval, the role of tactile information remains unclear. In this…
View details →Marinello WP, Zylka MJ · 2026 · Frontiers in toxicology
Introduction Per- and polyfluoroalkyl substances (PFAS), particularly perfluorooctanoic acid (PFOA), are persistent environmental contaminants known for bioaccumulation and adverse health effects, including neurodevelopmental toxicity.…
View details →Parhizmeymandi N, Azimi R, Sanjari MA et al. · 2026 · Motor control
Muscular fatigue often induces compensatory adjustments-such as increased motor unit recruitment and synchronization-that can elevate kinematic variability. By contrast, mental fatigue alters top-down neural control, modulates…
View details →McGlynn M, Steffes LC, Shah A et al. · 2026 · Preprint
Pulmonary arterial hypertension is a progressive, fatal disease driven by pathologic vascular remodeling including arterial medial hypertrophy, occlusive neointimal lesion formation, and venous muscularization. Current vasodilatory…
View details →Albanna RH, El-Farraj H, Awawdeh S et al. · 2026 · Preprint
Abstract Apical debris extrusion is an unavoidable phenomenon; however, evidence remains limited regarding the effect of newer motion kinematics, specifically counterclockwise optimum torque reverse (CCW OTR). Sixty-six mandibular molars…
View details →Skondras EV, Kamalakidis SN, Skondra E et al. · 2026 · Preprint
Implant-supported overdentures improve denture retention and patient satisfaction, but debonding of attachment housings from the denture base remains a frequent prosthetic complication. This in vitro study evaluated the influence of…
View details →Belenger M, Dumont C, Geelhand P et al. · 2026 · Journal of speech, language, and hearing research : JSLHR
Purpose We investigated sex differences in the production of pauses in autistic (pre-)adolescents in two conversational contexts: a monologue and an interactive discussion. Method This study included 107 French-speaking participants ( M…
View details →Zhang M, Chai X, Zhang X et al. · 2026 · Annals of hematology
Chimeric antigen receptor T cells (CAR-T cells) have been widely applied in hematologic malignancies. It has shown limited efficacy in the treatment of myeloid neoplasms. We retrospectively analyzed the safety and efficacy of CD123 CAR-T…
View details →Seeger J, Henke NA · 2026 · Preprint
Astaxanthin can be derived from different sources such as petrochemical synthesis, natural sourcing from green algae or by microbial fermentation. As one of the strongest antioxidants known by nature, astaxanthin is rising attention as an…
View details →Szulim D, Kucharska E, Machalińska A et al. · 2026 · Nutrients
Background/Objectives : Age-related macular degeneration (AMD) is a leading cause of permanent deterioration of central vision in elderly people. While anti-VEGF therapy remains the standard of care for neovascular AMD, disease progression…
View details →Osorio-Vasco J, Rojas-Mora J, Barrera-Causil C et al. · 2026 · Work (Reading, Mass.)
BackgroundStanding work is common across a wide range of industries and service sectors and has been associated with the development of low back pain.ObjectiveTo analyze changes in low back pain across eight experimental scenarios…
View details →Suttles S, Boeth RR, Frazier M et al. · 2026 · Military medicine
Objective Describe an innovative Sports Medicine clinic design implemented in an outpatient Physical Therapy (PT) clinic within a Military Treatment Facility (MTF) for both referral and direct access (DA) entry portal pathways, and to…
View details →Ramezani A, Rahimi S, Soltani A et al. · 2026 · Preprint
Abstract Background : Chronic pain is highly prevalent among older adults and has been shown to be associated with differences in cognitive function. While pain intensity reflects the severity of pain, pain interference assesses the extent…
View details →Yılmaz A, Kurt D · 2026 · BMC pregnancy and childbirth
Objective To evaluate systemic immune-inflammatory biomarkers in patients diagnosed with eclampsia and to investigate their potential association with inflammation. Methods This retrospective study included 31 patients with eclampsia and…
View details →Chen G, Jiang L · 2026 · Preprint
Abstract How do contentious implementation processes reshape political trust in multi-level governance systems? This article examines this question through the case of land expropriation in China, a policy domain marked by visible local…
View details →Lengerli Efe A, Özen Sütüven E, Uçar Y et al. · 2026 · International journal of computerized dentistry
Aim The aim was to evaluate the effect of hydrogen peroxide disinfectant exposure for 60 minutes -representing the longest exposure time recommended for achieving the widest antimicrobial spectrum- on the flexural strength (FS) of…
View details →Hwang I, Yun S, Park J · 2026 · Scientific reports
The present study investigates the human haptic perception of 2.5D dome-shaped surface features in terms of difference and absolute thresholds. We conducted two experiments to measure the thresholds, analyzing the effect of sample base…
View details →Zayas-Bórquez R, Diaz-Barrientos CZ, Canto-Losa J et al. · 2026 · Revista de gastroenterologia de Mexico (English)
Introduction and aims Hemorrhoidal disease is a common condition and may affect quality of life. Although it tends to respond to conservative treatment, some cases require surgery. The present study examined clinical and demographic…
View details →Yaman İ, Korkmaz H, Akağaç AE et al. · 2026 · Journal of cardiovascular development and disease
Background Pulmonary arterial hypertension (PAH) is a rare and progressive disorder characterized by increased pulmonary vascular resistance and vascular remodeling. Genetic polymorphisms, epigenetic modifications, and ion channel…
View details →Yılmaz A, Gokturk I · 2026 · Preprint
Abstract Background Eyelid tumors represent a broad and heterogeneous group of lesions arising from various periocular structures, including the epidermis, adnexal glands, and stromal tissues. Although the majority of these lesions are…
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