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Failure-mode index

Search what already failed

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.

21681 results · page 83 of 723

Negative / Null Result ReportOpen accessNeuroscience

Direct stimulation of somatosensory cortex results in slower reaction times compared to peripheral touch in humans

David J. Caldwell, Jeneva A. Cronin, Jing Wu et al. · 2019 · Scientific Reports

Direct cortical stimulation (DCS) of primary somatosensory cortex (S1) could help restore sensation and provide task-relevant feedback in a neuroprosthesis. However, the psychophysics of S1 DCS is poorly studied, including any comparison to cutaneous haptic stimulation. We compare the response times to DCS of human hand somatosensory cortex through electrocorticographic grids with response times to haptic stimuli delivered to the hand in four subjects. We found that subjects respond significantly slower to S1 DCS than to natural, haptic stimuli for a range of DCS train durations. Median respon

View details →DOI: 10.1038/s41598-019-38619-2Cited by 40
Negative / Null Result ReportMedicine

Lack of replication of interaction between EBNA1 IgG and smoking in risk for multiple sclerosis

Emilie Sundqvist, Peter Sundström, Magdalena Lindén et al. · 2012 · Neurology

BACKGROUND: Epstein-Barr virus infection, smoking, HLA-A*02, and DRB1*15 have all been proposed as risk factors for multiple sclerosis (MS). In 2010, Simon et al. described an interaction on the multiplicative scale between EBNA1…

View details →DOI: 10.1212/wnl.0b013e31826c1ab7Cited by 40
Negative / Null Result ReportOpen accessSocial Sciences

Corrections of political misinformation: no evidence for an effect of partisan worldview in a US convenience sample

Ullrich K. H. Ecker, Brandon K. N. Sze, Matthew Andreotta · 2021 · Philosophical Transactions of the Royal Society B Biological Sciences

Misinformation often has a continuing effect on people's reasoning despite clear correction. One factor assumed to affect post-correction reliance on misinformation is worldview-driven motivated reasoning. For example, a recent study with an Australian undergraduate sample found that when politically situated misinformation was retracted, political partisanship influenced the effectiveness of the retraction. This worldview effect was asymmetrical, that is, particularly pronounced in politically conservative participants. However, the evidence regarding such worldview effects (and their symmetr

View details →DOI: 10.1098/rstb.2020.0145Cited by 40
Negative / Null Result ReportEngineering

Evaluating performance of selected vehicle following models using trajectory data under mixed traffic conditions

Narayana Raju, Shriniwas Arkatkar, Gaurang Joshi · 2019 · Journal of Intelligent Transportation Systems

This research work is focused on modeling vehicle following behavior under mixed traffic conditions. Vehicle-following behavior can be potentially utilized in building real-time drivers’ assistance systems or identifying collision escaping…

View details →DOI: 10.1080/15472450.2019.1675522Cited by 40
Negative / Null Result Report

Statistically supported real driving emission calibration: Using cycle generation to provide vehicle-specific and statistically representative test scenarios for Euro 7

Johannes Claßen, Stefan Pischinger, Sascha Krysmon et al. · 2020 · International Journal of Engine Research

The progression of emission legislation has intensified the efforts of the automotive industry to develop improved exhaust gas after-treatment systems. The requirement to fulfill Euro 6d-TEMP in real-world driving scenarios, the already…

View details →DOI: 10.1177/1468087420935221Cited by 40
Negative / Null Result ReportImmunology and Microbiology

Comparing identified and statistically significant lipids and polar metabolites in 15‐year old serum and dried blood spot samples for longitudinal studies

Jennifer Kyle, Cameron Casey, Kelly G. Stratton et al. · 2016 · Rapid Communications in Mass Spectrometry

RATIONALE: The use of dried blood spots (DBS) has many advantages over traditional plasma and serum samples such as the smaller blood volume required, storage at room temperature, and ability to sample in remote locations. However,…

View details →DOI: 10.1002/rcm.7808Cited by 40
Negative / Null Result ReportOpen accessImmunology and Microbiology

TCR repertoire diversity in Multiple Sclerosis: High-dimensional bioinformatics analysis of sequences from brain, cerebrospinal fluid and peripheral blood

Roberta Amoriello, Maria Chernigovskaya, Victor Greiff et al. · 2021 · EBioMedicine

BACKGROUND: T cells play a key role in the pathogenesis of multiple sclerosis (MS), a chronic, inflammatory, demyelinating disease of the central nervous system (CNS). Although several studies recently investigated the T-cell receptor…

View details →DOI: 10.1016/j.ebiom.2021.103429Cited by 40
Negative / Null Result ReportOpen accessEconomics, Econometrics and Finance

New evidence, old puzzles: Technology shocks and labor market dynamics

Almut Balleer · 2012 · Quantitative Economics

Can the standard search-and-matching labor market model replicate the business cycle fluctuations of the job finding rate and the unemployment rate? In the model, these fluctuations are driven by movements in productivity. This paper…

View details →DOI: 10.3982/qe35Cited by 40
Negative / Null Result ReportMathematics

Can Computer-Assisted Discovery Learning Foster First Graders’ Fluency With the Most Basic Addition Combinations?

Arthur J. Baroody, Michael D. Eiland, David J. Purpura et al. · 2013 · American Educational Research Journal

In a 9-month training experiment, 64 first graders with a risk factor were randomly assigned to computer-assisted structured discovery of the add-1 rule (e.g., the sum of 7 + 1 is the number after “seven” when we count), unstructured…

View details →DOI: 10.3102/0002831212473349Cited by 40
Negative / Null Result ReportOpen accessMedicine

Randomized Controlled Trial on the Effects of a Combined Intervention of Computerized Cognitive Training Preceded by Physical Exercise for Improving Frailty Status and Cognitive Function in Older Adults

Ruby Yu, Grace Leung, Jean Woo · 2021 · International Journal of Environmental Research and Public Health

(1) Objective: This study examined the effects of a combined intervention of Brainastic computerized cognitive training (CCT) preceded by physical exercise (PE) for improving frailty status and cognitive function in older adults. (2) Methods: Older adults aged 50 years or older attending elderly centers, without frailty/history of cognitive impairment, were randomly allocated into either a 12-week (i) multi-domain CCT + PE (n = 117), (ii) two-domain CCT + PE (n = 116) or (iii) video watching + PE (i.e., control, n = 114). Brainastic is an online application for cognitive training through video

View details →DOI: 10.3390/ijerph18041396Cited by 40
Negative / Null Result Report

Outcomes of pharmacological management of nocturia with non‐antidiuretic agents: does statistically significant equal clinically significant?

Ariana L. Smith, Alan J. Wein · 2011 · BJU International

OBJECTIVE • To evaluate the statistical and clinical efficacy of the pharmacological treatments of nocturia using non‐antidiuretic agents. PATIENTS AND METHODS • A literature review of treatments of nocturia specifically addressing the…

View details →DOI: 10.1111/j.1464-410x.2010.09972.xCited by 40
Negative / Null Result ReportPsychology

Using a Mobile Application in the Treatment of Dysregulated Anger Among Veterans

Margaret‐Anne Mackintosh, James Niehaus, Casey T. Taft et al. · 2017 · Military Medicine

OBJECTIVE: Anger is a symptom of post-traumatic stress disorder (PTSD) associated with a range of clinical and functional impairments, and may be especially prevalent among veterans with PTSD. Effective anger management therapies exist but…

View details →DOI: 10.7205/milmed-d-17-00063Cited by 40
Negative / Null Result ReportEnvironmental Science

Statistical Downscaling Multimodel Forecasts for Seasonal Precipitation and Surface Temperature over the Southeastern United States

Di Tian, Christopher J. Martinez, W. D. Graham et al. · 2014 · Journal of Climate

Abstract This study compared two types of approaches to downscale seasonal precipitation (P) and 2-m air temperature (T2M) forecasts from the North American Multimodel Ensemble (NMME) over the states of Alabama, Georgia, and Florida in the…

View details →DOI: 10.1175/jcli-d-13-00481.1Cited by 40
Negative / Null Result Report

Failed Surgical Weight Loss Does Not Necessarily Mean Failed Metabolic Effects

Ali Aminian, Mohammad Jamal, Toms Augustin et al. · 2015 · Diabetes Technology & Therapeutics

The metabolic profile of patients after a failed surgical weight loss procedure is unknown. Long-term clinical outcomes of 31 obese diabetes patients with post–bariatric surgery excess weight loss of ≤25% were assessed. At a median…

View details →DOI: 10.1089/dia.2015.0064Cited by 40
Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Differences between performance of F1 crossbreds and Holsteins at different production levels

Julie Clasen, Anders Fogh, Morten Kargo · 2018 · Journal of Dairy Science

Crossbreeding in dairy cattle has recently become of increased interest. However, farmers in Scandinavian countries are reluctant to implement crossbreeding in their herds, and one reason is the common opinion that only herds at a poor…

View details →DOI: 10.3168/jds.2018-14975Cited by 40
Negative / Null Result ReportOpen accessImmunology and Microbiology

Penaeus monodon is protected against gill- associated virus by muscle injection but not oral delivery of bacterially expressed dsRNAs

Melony J. Sellars, M Rao, SJ Arnold et al. · 2011 · Diseases of Aquatic Organisms

Gill-associated virus (GAV) is a nidovirus that commonly infects Penaeus monodon (black tiger shrimp) in eastern Australia, causing morbidity and mortalities in the acute stage of disease. Here we explored the possibility of inhibiting GAV…

View details →DOI: 10.3354/dao02343Cited by 40
Negative / Null Result ReportOpen accessMedicine

Switching HIV Treatment in Adults Based on CD4 Count Versus Viral Load Monitoring: A Randomized, Non-Inferiority Trial in Thailand

Gonzague Jourdain, Sophie Le Cœur, Nicole Ngo‐Giang‐Huong et al. · 2013 · PLoS Medicine

BACKGROUND: Viral load (VL) is recommended for monitoring the response to highly active antiretroviral therapy (HAART) but is not routinely available in most low- and middle-income countries. The purpose of the study was to determine whether a CD4-based monitoring and switching strategy would provide a similar clinical outcome compared to the standard VL-based strategy in Thailand. METHODS AND FINDINGS: The Programs for HIV Prevention and Treatment (PHPT-3) non-inferiority randomized clinical trial compared a treatment switching strategy based on CD4-only (CD4) monitoring versus viral-load (VL

View details →DOI: 10.1371/journal.pmed.1001494Cited by 40
Failed Experiment ReportOpen accessBiochemistry, Genetics and Molecular Biology

Phase 1/2 AAV5-hRKp.RPGR (Botaretigene Sparoparvovec) Gene Therapy: Safety and Efficacy in RPGR-Associated X-Linked Retinitis Pigmentosa

Michel Michaelides, Cagri G. Besirli, Yesa Yang et al. · 2024 · American Journal of Ophthalmology

PURPOSE: To assess the safety and efficacy of AAV5-hRKp.RPGR in participants with retinitis pigmentosa GTPase regulator (RPGR)-associated X-linked retinitis pigmentosa (XLRP). DESIGN: Open-label, phase 1/2 dose escalation/expansion study (ClinicalTrials.gov Identifier: NCT03252847). METHODS: vg/ml) was administered to the poorer-seeing eye (n = 10). Dose confirmation (intermediate dose) was carried out in 3 pediatric participants. In the dose expansion phase, 36 participants were randomized 1:1:1 to immediate (low or intermediate dose) or deferred (control) treatment. The primary outcome was s

View details →DOI: 10.1016/j.ajo.2024.05.034Cited by 40
Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Crystal Structure and Subsequent Ligand Design of a Nonriboside Partial Agonist Bound to the Adenosine A2A Receptor

Tasia Amelia, Jacobus P. D. van Veldhoven, Matteo Falsini et al. · 2021 · Journal of Medicinal Chemistry

receptor bound to a partial agonist and compared it to structures cocrystallized with either a full agonist or an antagonist/inverse agonist. The interaction between the partial agonist, belonging to a class of dicyanopyridines, and amino…

View details →DOI: 10.1021/acs.jmedchem.0c01856Cited by 40
Negative / Null Result ReportOpen accessMedicine

Selective decontamination of the oral and digestive tract in surgical versus non-surgical patients in intensive care in a cluster-randomized trial

Wilhelmina G. Melsen, Anne Marie G. A. de Smet, Jan Kluytmans et al. · 2011 · British journal of surgery

BACKGROUND: Selective digestive decontamination (SDD) and selective oropharyngeal decontamination (SOD) are effective in improving survival in patients under intensive care. In this study possible differential effects in surgical and…

View details →DOI: 10.1002/bjs.7703Cited by 40
Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Pharmacological Evaluation of the SCID T Cell Transfer Model of Colitis: As a Model of Crohn's Disease

Thomas Lindebo Holm, Steen Seier Poulsen, Helle Markholst et al. · 2012 · International Journal of Inflammation

Animal models are important tools in the development of new drug candidates against the inflammatory bowel diseases (IBDs) Crohn's disease and ulcerative colitis. In order to increase the translational value of these models, it is important to increase knowledge relating to standard drugs. Using the SCID adoptive transfer colitis model, we have evaluated the effect of currently used IBD drugs and IBD drug candidates, that is, anti-TNF-α, TNFR-Fc, anti-IL-12p40, anti-IL-6, CTLA4-Ig, anti-α4β7 integrin, enrofloxacin/metronidazole, and cyclosporine. We found that anti-TNF-α, antibiotics, anti-IL-

View details →DOI: 10.1155/2012/412178Cited by 40
Negative / Null Result ReportOpen accessMedicine

Efficacy of Different Nitric Oxide-Based Strategies in Preventing Experimental Cerebral Malaria by Plasmodium berghei ANKA

Yuri Chaves Martins, Graziela Maria Zaniní, John A. Frangos et al. · 2012 · PLoS ONE

BACKGROUND: Low nitric oxide (NO) bioavailability plays a role in the pathogenesis of human as well as of experimental cerebral malaria (ECM) caused by Plasmodium berghei ANKA (PbA). ECM is partially prevented by administration of the NO-donor dipropylenetriamine NONOate (DPTA-NO) at high concentration (1 mg/mouse), which also induces major side effects such as a sharp drop in blood pressure. We asked whether alternative strategies to improve NO bioavailability with minor side effects would also be effective in preventing ECM. METHODOLOGY/PRINCIPAL FINDINGS: Mice were infected with PbA and pro

View details →DOI: 10.1371/journal.pone.0032048Cited by 40
Negative / Null Result ReportOpen accessMedicine

Fenofibrate and Heart Failure Outcomes in Patients With Type 2 Diabetes: Analysis From ACCORD

João Pedro Ferreira, Francisco Vasques‐Nóvoa, Diana Ferrão et al. · 2022 · Diabetes Care

OBJECTIVE: Patients with type 2 diabetes (T2D) have a high risk for developing heart failure (HF), which is associated with poor prognosis. Fenofibrate may reduce HF events through multiple mechanisms. We sought to study the effect of…

View details →DOI: 10.2337/dc21-1977Cited by 40
Negative / Null Result ReportOpen accessMedicine

Current Therapeutic Approaches in Metastatic and Recurrent Ewing Sarcoma

Michael Huang, Kenneth G. Lucas · 2010 · Sarcoma

Ewing sarcoma (ES) is the second most common type of primary bone malignancy in children and young adults. Survival rates for localized ES have improved to upwards of 70% with aggressive chemotherapy and local control. On the other hand, there has been little improvement in survival rates for patients with metastatic or recurrent ES. Herein we review the different current therapeutic approaches available, including the different upfront and salvage chemotherapy regimens, the role for stem cell transplantation, and potential use of immunotherapy.

View details →DOI: 10.1155/2011/863210Cited by 40
Negative / Null Result Report

PTSD Symptoms in Survivors Bereaved by the Suicide of a Significant Other

Ann M. Mitchell, Lauren Terhorst · 2016 · Journal of the American Psychiatric Nurses Association

BACKGROUND: Although bereavement is not usually considered the type of stressor associated with posttraumatic stress disorder (PTSD), a risk factor often associated with poorer bereavement outcomes is when a death is sudden and unexpected.…

View details →DOI: 10.1177/1078390316673716Cited by 40
Negative / Null Result ReportOpen accessSocial Sciences

Private Environmental Governance

Michael P. Vandenbergh, Paul C Stern · 2026

Abstract Government laws and policies have produced substantial gains in environmental quality, but they have failed to achieve climate mitigation goals. Elinor Ostrom explored how resource users developed nongovernmental institutions to…

View details →DOI: 10.1093/9780197809198.003.0030Cited by 40
Replication FailureOpen accessMedicine

Predisposition to Childhood Otitis Media and Genetic Polymorphisms within the Toll-Like Receptor 4 (TLR4) Locus

Lena Hafrén, Elísabet Einarsdóttir, Erna Kentala et al. · 2015 · PLoS ONE

BACKGROUND: Predisposition to childhood otitis media (OM) has a strong genetic component, with polymorphisms in innate immunity genes suspected to contribute to risk. Studies on several genes have been conducted, but most associations have failed to replicate in independent cohorts. METHODS: We investigated 53 gene polymorphisms in a Finnish cohort of 624 cases and 778 controls. A positive association signal was followed up in a tagging approach and tested in an independent Finnish cohort of 205 cases, in a British cohort of 1269 trios, as well as in two cohorts from the United States (US); on

View details →DOI: 10.1371/journal.pone.0132551Cited by 40
Negative / Null Result ReportOpen accessMedicine

Pharmacokinetics and Pharmacodynamics of Intensive Antituberculosis Treatment of Tuberculous Meningitis

Junjie Ding, Nguyễn Thụy Thương Thương, Toi Van Pham et al. · 2020 · Clinical Pharmacology & Therapeutics

The most effective antituberculosis drug treatment regimen for tuberculous meningitis is uncertain. We conducted a randomized controlled trial comparing standard treatment with a regimen intensified by rifampin 15 mg/kg and levofloxacin for the first 60 days. The intensified regimen did not improve survival or any other outcome. We therefore conducted a nested pharmacokinetic/pharmacodynamic study in 237 trial participants to define exposure-response relationships that might explain the trial results and improve future therapy. Rifampin 15 mg/kg increased plasma and cerebrospinal fluid (CSF) e

View details →DOI: 10.1002/cpt.1783Cited by 40
Negative / Null Result ReportOpen accessComputer Science

HuntGPT: Integrating Machine Learning-Based Anomaly Detection and Explainable AI with Large Language Models (LLMs)

Tarek Ali, Panos Kostakos, Saeid Sheikhi · 2026 · Telecom

Machine learning (ML) methods for network anomaly detection are emerging as effective proactive strategies in threat hunting, substantially reducing the time required for threat detection and response. However, the challenges in training and maintaining ML models, coupled with frequent false positives, diminish their acceptance and trustworthiness. In response, Explainable AI (XAI) techniques have been introduced to enable cybersecurity operations teams to assess alerts generated by AI systems more confidently. Despite these advancements, XAI tools have encountered limited acceptance from inci

View details →DOI: 10.3390/telecom7030073Cited by 40
Negative / Null Result ReportOpen accessMedicine

Cardiovascular benefit of continuous positive airway pressure according to high-risk obstructive sleep apnoea: a multi-trial analysis

Ali Azarbarzin, Daniel Vena, Neda Esmaeili et al. · 2025 · European Heart Journal

BACKGROUND AND AIMS: Randomized trials of continuous positive airway pressure (CPAP) treatment for obstructive sleep apnoea (OSA) in patients with cardiovascular disease have not detected reduced risk of major adverse cardiovascular and…

View details →DOI: 10.1093/eurheartj/ehaf447Cited by 39