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.
19843 results in Negative / Null Result Report · page 294 of 662
Li J, Wang Q, Xie N et al. · 2026 · Cognitive processing
In order to better adapt to spatial environments, individuals often establish a spatial frame of reference system to represent objects and their positions within a scene. This study utilized a partial scene recognition paradigm across…
Murphy E, Poudel G, Dakhili AH et al. · 2026 · Addictive behaviors
Introduction Cannabis Use Disorder (CUD) can come with intense cravings, which can trigger compulsive use/relapse, underscored by anterior cingulate cortex (ACC) hyperactivity during cannabis cue-reactivity functional neuroimaging (fMRI)…
Kim YJ, Kim C, Park J et al. · 2026 · Nutrients
Background/Objectives: This study examined the association between dietary acid load (DAL) and metabolic syndrome (MetS)-related parameters in Korean adults undergoing eating habit modification. Methods: Forty-eight Korean adults (≥19…
Lev-Ari L, Mintz Malchi K, Ludmir E et al. · 2026 · Journal of trauma & dissociation : the official journal of the International Society for the Study of Dissociation (ISSD)
Background Childhood sexual abuse (CSA) is associated with significant psychiatric morbidity and has been reported at notable rates among Jewish Israeli women. Yet data regarding abuse characteristics, psychiatric history and longitudinal…
Reil JC, Sequeira V, Coppée C et al. · 2026 · Circulation. Heart failure
Background Obstructive hypertrophic cardiomyopathy (oHCM) is characterized by left ventricular (LV) outflow tract obstruction, which increases afterload and chronically activates the Anrep response, a compensatory (afterload-driven) state…
Siddiqui TG, Simonsen THB, Lie Selle M et al. · 2026 · Scandinavian journal of primary health care
Background Z-hypnotics are commonly prescribed for insomnia, but their use in older adults is associated with an increased risk of adverse events. Aim We examined the long-term effect of brief intervention (BI) for inappropriate z-hypnotic…
Hussain A, Shah TH, Bashir S et al. · 2026 · ERJ open research
Respiratory muscle training can be used in conjunction with CPAP or in situations precluding use of CPAP therapy. It should be used as a complimentary measure rather than an alternative to CPAP. https://bit.ly/3JqDDU7.
van der Horst DEM, van Uden-Kraan CF, Stiggelbout AM et al. · 2026 · Patient education and counseling
Objective Effective patient-clinician communication is essential in chronic kidney disease (CKD) to support treatment adherence and slow down disease progression. In this proof-of-concept study we evaluated the effects of a CKD dashboard,…
Abdelnaby EA, Alhaider AK, Emam IA · 2026 · Reproduction in domestic animals = Zuchthygiene
This current work aimed to determine the impacts of melatonin implants on testicular artery blood flow and Doppler indices, in relation to hormonal profile in post-pubertal camels (Camelus dromedaries) under heat stress and non-breeding…
Elad B, Lotan D, Richter I et al. · 2026 · Journal of cardiovascular pharmacology
Abstract Vericiguat improves outcomes in heart failure (HF) by promoting vasodilation of the systemic and pulmonary arterial beds. Little is known about its impact on pulmonary artery pressure (PAP). We aimed to study this effect using…
Hafez E, Ashraf E, Saeed S et al. · 2026 · Cureus
Introduction Dental training requires prolonged static and forward-leaning working positions that may contribute to forward head posture. Forward head posture can be quantified using the craniovertebral angle (CVA) and may be associated…
Margas Z, Borkowska A, Kowalski K et al. · 2026 · Nutrients
Background The effects of fasting on serum kynurenines (KYNs) have been reported; however, no data are available on whether fasting also modifies their urinary excretion. Kidney organic anion transporters are involved in KYNs excretion,…
Ito R, Uchida M, Fujie S et al. · 2026 · European journal of applied physiology
Purpose This study aimed to examine the acute effects of continuous and interval cycling on salivary secretory immunoglobulin A (SIgA) and anti-microbial peptides. Methods In a randomized crossover trial, 12 healthy young untrained men (22…
Bayle JY, Onen F, Onen SH · 2025 · Sleep & breathing = Schlaf & Atmung
PURPOSE: The impact of remote monitoring (RM) on the likelihood of continuing CPAP therapy in apneic patients remains unknown in the long term and was addressed by a comparative cohort analysis. METHODS: The probability of continuing CPAP…
Rizzi C · 2025 · Preprint
A trial was carried out to profile the quality of stored eggs, at 15 °C and 75% RH until to 21 d, of 10 Italian breeds of the Veneto region with different productive purpose (egg laying purpose: Polverara nera – PO-B, Polverara bianca –…
Knezek SB, Engelen MPKJ, Coyle KS et al. · 2026 · Clinical nutrition (Edinburgh, Scotland)
Background Adding leucine (LEU) to protein meals enhances protein anabolism, but excess LEU reduces valine (VAL) and isoleucine (ILE) plasma concentrations. We examined in older adults whether additional LEU added to an essential amino…
Lohse B · 2026 · Journal of nutrition education and behavior
Objective Examine the change in eating competence (EatC) over time in adults and children; explore the relationship between parent and child EatC. Design Survey assessment at 4 timepoints up to 6 years after baseline. Setting Elementary…
Ritter C, Hausman H, Gaschler R et al. · 2025 · Preprint
Making judgments of learning (JOLs) can directly affect learning outcomes. The present study investigated whether providing JOLs during inductive learning tasks improves learning of new material (forward effect) and whether feedback…
Gonzales K, Condori J, Fernández G et al. · 2026 · Immunobiology
Background Neurocysticercosis (NCC) is a parasitic infection of the central nervous system (CNS) caused by the larval form of Taenia solium. This disease provokes an inflammatory response that intensifies when the parasite dies. This study…
Demir A, Tan H, Hacı İA et al. · 2026 · Allergologia et immunopathologia
The aim of this study was to evaluate the nutritional status, especially calcium deficiency, of breastfeeding mothers of infants diagnosed with cow's milk food protein-induced allergic proctocolitis (FPIAP) on an elimination diet and to…
Kuwahara F, Harada K, Nagata M et al. · 2026 · Clinical and experimental nephrology
Background Zinc deficiency is widely recognized as a cause of anemia, but no studies have clarified the impact of zinc deficiency on achieving target hemoglobin levels in patients undergoing peritoneal dialysis (PD) and receiving high-dose…
Souto CS, Pereira F, Carvalho A et al. · 2026 · The Knee
Background Revision total knee arthroplasty (rTKA) remains a technically demanding procedure, with re-revision representing a major clinical challenge. The role of reconstruction strategies, particularly the use of augments and metaphyseal…
Kurkowski SC, Taleghani ER, McMillan P et al. · 2026 · Journal of orthopaedic trauma
Objectives To compare clinical outcomes between open reduction and internal fixation (ORIF) with or without Conventus intramedullary cage (CC) for proximal humerus fractures. Methods Design Retrospective cohort study. Setting Level 1…
Hacımustafaoğlu F, Aras S, Çaykara Peran B et al. · 2026 · International journal of radiation biology
Aim This study aimed to investigate the differential biological responses in tongue and esophageal tissues induced by flattening filter (FF) and flattening filter-free (FFF) beams at varying dose rates, and to assess the radioprotective…
Carbonell Martínez A · 2026 · European annals of allergy and clinical immunology
Summary Background. Lipid transfer protein (LTP)-mediated food allergy represents one of the most severe and heterogeneous forms of IgE-mediated food allergy in Mediterranean populations. Although Pru p 3 is the main marker of LTP…
Brothánková P, Faitlová H, Sitina M et al. · 2026 · ORL; journal for oto-rhino-laryngology and its related specialties
Aim The aim of this study was to assess the relationship between texture and the correct identification of gustatory stimuli (sweet, salty, bitter, and sour) in both healthy participants and patients with taste disorders. Patients and…
Schmalzried E, Collyer M, Ryan E et al. · 2026 · Preprint
Abstract Objective Adiposity has been associated with poorer psychological well-being, but data in healthy young adults remain limited. This cross-sectional study reports associations among adiposity, positive and negative affect,…
Esposito G, Passeggia R, Cannata A et al. · 2026 · Healthcare (Basel, Switzerland)
Background: University counselling services provide essential support for students navigating critical academic phases. These services have proven to be successful in promoting long-term psychological well-being and student retention.…
Sezgin ME, Kaya NB, Basarmak U et al. · 2026 · BMC psychology
Background AI literacy has become increasingly relevant in digitally mediated environments, yet its relationship with fear of missing out (FOMO) and nomophobia remains underexplored. Method The study used an exploratory design to examine…
Kolachena V, Priyadarshi M, Singh P et al. · 2026 · Resuscitation
The optimum site of tactile stimulation (TS) during initial steps of neonatal resuscitation in the delivery room (DR) is not well-established. To compare the impact of three different sites of TS (back rub, trunk rub, and sole rub) on…