A searchable index of real negative results, null findings, and replication failures from the published literature — so you can learn what didn't work before repeating it.
WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record (title, authors, DOI) compiled from open scholarly databases, with the abstract shown in full only where the paper is openly licensed (e.g. Creative Commons); otherwise a short excerpt is shown for reference under fair use. WASTE classifies each work by failure type; classifications are automated and approximate.
19830 results in Negative / Null Result Report · page 253 of 661
Rupietta AE, Meyer T, Margraf J et al. · 2026 · Preprint
Background: Cognitive theories on trauma memory postulate that trauma-related intrusions are associated with more data-driven and less contextual processing. However, contextualisation can be enhanced via verbalization, suggesting that…
Outouil M, Daugherity EK, Warnick LD et al. · 2026 · Journal of the American Association for Laboratory Animal Science : JAALAS
Single-stall housing is a common system used for horses in various settings, including racing stables, riding schools, teaching and research facilities. Adequate stall space is necessary for horses to lie down and make postural…
Zwyssig M, Schneider J, Selten G et al. · 2026 · Preprint
The plant-beneficial bacterium Pseudomonas protegens CHA0 (CHA0) is widely studied for the biological control of soil-borne plant diseases. Beyond its root-colonising capabilities, CHA0 can also infect and kill insect larvae and thus…
Ündar A, Lussier MJ, Rajesh S et al. · 2026 · World journal for pediatric & congenital heart surgery
BackgroundDrawing on more than 30 years of valuable expertise in in-vitro, in-vivo, and clinical trials, we report the key findings of our institutional research on pulsatile cardiopulmonary bypass (CPB).MethodsA detailed search was…
Kieri O, Jütte BB, Vesterbacka J et al. · 2026 · HIV medicine
Background The potent immunogenicity of mRNA vaccination raised concerns about its impact on HIV-1 viral load (VL) and reservoir size in people with HIV, which could drive vaccine hesitancy. As part of a prospective clinical trial, we…
Glass-Biran AH, Eyre A, Stein G et al. · 2026 · BMJ open quality
Objective To evaluate whether adding a fourth physician to the emergency department night shift would improve metrics. Methods This retrospective cohort study used data from the Meir Medical Centre emergency department, 1 January 2021 to…
Eliasson TM, Lundh Å, Höjer A et al. · 2026 · International Dairy Journal.
The objectives were to evaluate effects of feeding different types of silages on the microbiota of the raw milk and the resulting cheeses. Different silages were produced without additives, acid treated and inoculated with a LAB starter…
Caso JM, Fernández-Ruiz M, González E et al. · 2026 · Transplantation
Background Observational studies have shown that kidney transplant (KT) recipients who are cytomegalovirus (CMV)-seropositive (R+) but lack effective CMV-specific cell-mediated immunity (CMV-CMI) are at increased risk of CMV infection.…
Strand DD, Ruf S, Sandoval-Ibáñez O et al. · 2026 · Plant physiology
The physiological role of the plastidial photosynthetic complex I (formerly NAD(P)H dehydrogenase-like complex, NDH) within the electron transport chain of plants remains intriguing. While the NDH complex shares homology with complex I, a…
Majeed A, Majeed S, Pandey A et al. · 2026 · Phytotherapy research : PTR
Withania somnifera , commonly known as Ashwagandha, is a widely recognized medicinal plant in India, belonging to the family Solanaceae, used in Ayurveda due to its diverse therapeutic properties. The roots of Ashwagandha are considered…
Koh A · 2025 · Preprint
Duplication and segregation of genetic material are vital for cell proliferation. Deletion of DNA replication regulators, such as YabA and ParA, leads to over initiation of DNA replication. However, the viability of the ΔyabA ΔparA double…
Ali R, Yazdi A, Collins K et al. · 2026 · International journal of critical illness and injury science
Background Thiamine is a vitamin that plays a role in lactate clearance. Patients with sepsis may present with elevated lactate, and also in cirrhosis, as lactate is hepatically metabolized. Prior studies showed mixed results regarding the…
Quiroga-Murcia DE, Dos Santos ÉA, Schutter K et al. · 2025 · Journal of insect physiology
Nuclease (RNase) activity is a major limiting factor that reduces the effectiveness of RNAi-induced gene silencing across many insect species. In Euschistus heros, dsRNA degradation occurs predominantly upon contact with saliva, while…
Alaka MO, Ogunjobi JK, Omoruyi OE et al. · 2026 · Scientific reports
This study addresses the environmental challenges posed by the waste generated during the extraction of cashew nut shell (CNS) liquid by proposing a sustainable repurposing method. Extracted CNS (waste) was pyrolyzed at varying…
Coticchio LA, Cassill DL · 2026 · Journal of medical entomology
Recluse spiders are arachnids of potential medical significant due to their necrotic venom. However, in areas populated by the brown recluse, Loxosceles reclusa, bites and necrosis are rare. In Florida, USA, public media reports and…
Rupietta AE, Meyer T, Margraf J et al. · 2026 · Journal of behavior therapy and experimental psychiatry
Background Cognitive theories on trauma memory postulate that trauma-related intrusions are associated with more data-driven and less contextual processing. However, contextualisation can be enhanced via verbalization, suggesting that…
Grue C, Getsinger KD, Heilman MA et al. · 2026 · Environmental toxicology and chemistry
Florpyrauxifen-benzyl (aquatic tradename ProcellaCOR) is an aquatic herbicide commonly used to control Eurasian watermilfoil (Myriophyllum spicatum) and other invasive aquatic plants. Previous studies have demonstrated effective Eurasian…
Thuluva S, Gunneri S, Ningaiah S et al. · 2026 · Vaccines
Background: Pneumococcal conjugate vaccines (PCVs) have substantially reduced pneumococcal disease in children; however, serotype distribution varies geographically, and residual disease due to non-PCV13 serotypes persists. Biological E's…
Oltrogger FT, Howe G, McNevin D et al. · 2026 · Science & justice : journal of the Forensic Science Society
Over the last few years, additive manufacturing, by means of fused deposition modelling 3D printing, has become increasingly popular and accessible due to the relative low costs, flexibility, and continually lowering barriers for entry.…
Achatz V, Sebastian S, Mitterer JA et al. · 2026 · The Journal of arthroplasty
Background Gram-negative (GN) periprosthetic joint infections (PJIs) are still less frequent than gram-positive (GP) PJIs. There is only little data available on a direct comparison of GP- and GN-associated PJIs. Therefore, we investigated…
Li L, Gao S, Zhu H et al. · 2026 · European journal of obstetrics, gynecology, and reproductive biology
Introduction Frozen embryo transfer offers improved cumulative pregnancy rates and reduces complications compared to fresh cycles. Successful outcomes depend on both embryonic potential and endometrial receptivity, necessitating…
Holtkamp M, Jost G, Salhöfer L et al. · 2026 · RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin
Purpose The effect of iodine preparation concentration on vascular attenuation during computed tomography angiography (CTA) is a topic of controversy. Iodine-based contrast media (CM) formulations are used in different iodine preparation…
Bauerle WB, Allsbrook A, Green A et al. · 2026 · Surgical infections
Introduction Surgical site infections (SSIs) are a substantial contributor to morbidity and mortality rates. 405 nm visible light disinfection (VLD) has been shown to reduce bacterial burden in operating rooms (ORs); however, its effect on…
Sîrbu I, Custura A, Radu A et al. · 2026 · Dentistry journal
Background : Additively manufactured surgical guides require post-processing and subsequent decontamination prior to intraoral use. Steam sterilization and chemical disinfection protocols may influence the dimensional stability of…
Rupietta AE, Meyer T, Margraf J et al. · 2025 · Preprint
Background: Cognitive theories on trauma memory postulate that trauma-related intrusions are associated with more data-driven and less contextual processing. However, contextualisation can be enhanced via verbalization, suggesting that…
Åberg S, Nordin E, Iversen KN et al. · 2026 · Clinical nutrition (Edinburgh, Scotland)
Background and aims Wholegrain rye foods have shown promising effects on metabolic regulation and weight-loss, which may be mediated via gut microbiota and derived metabolites. This study aimed to investigate effects of hypocaloric diets…
Houshmand Chatroudi A, Yotsumoto Y · 2025 · Preprint
When a temporal interval is marked by flickering stimuli, its subjective duration is overestimated. The cortical origin of this temporal illusion, termed flicker-induced time dilation (FITD), is not yet well understood. In this…
Best AN, Vlutters M, Wu AR · 2025 · IEEE transactions on bio-medical engineering
Objective Healthy individuals have the ability to overcome perturbations when walking without falling. They have multiple stability strategies at their disposal, but it remains unclear how these different strategies compensate for one…
Neufeld MR, Hanson KR, Mochel JP et al. · 2026 · Journal of the American Veterinary Medical Association
Objective To evaluate the efficacy and safety of transmucosal administration of detomidine gel to induce emesis in cats. Methods Cats presenting on an emergency basis due to dietary indiscretion were eligible for enrollment at 2 emergency…
Kim B, Boustany C, Fethney J et al. · 2026 · Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer
Purpose This study aimed to report the incidence, common reasons, and associated risk factors for unplanned hospital presentations during chemotherapy treatment. Methods A secondary analysis using data from a randomized controlled trial…