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Browse the failure-mode index

21,681 real negative results, null findings, and replication failures. 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.

Negative / Null Result ReportOpen accessSocial Sciences

Impact of Welfare Reform on Mortality: An Evaluation of the Connecticut Jobs First Program, A Randomized Controlled Trial

Elizabeth Ty Wilde, Zohn Rosen, Kenneth A. Couch et al. · 2013 · American Journal of Public Health

OBJECTIVES: We examined whether Jobs First, a multicenter randomized trial of a welfare reform program conducted in Connecticut, demonstrated increases in employment, income, and health insurance relative to traditional welfare (Aid to…

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Negative / Null Result ReportOpen accessMedicine

Fc Receptor-mediated Effector Function Contributes to the Therapeutic Response of Anti-TNF Monoclonal Antibodies in a Mouse Model of Inflammatory Bowel Disease

Bradford L. McRae, Alon D. Levin, Manon E. Wildenberg et al. · 2015 · Journal of Crohn s and Colitis

BACKGROUND AND AIMS: Anti-tumour necrosis factor [TNF] monoclonal antibodies [infliximab, adalimumab] induce complete mucosal healing in a proportion of patients with Crohn's disease whereas a TNF receptor fusion protein [etanercept] is…

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Negative / Null Result ReportMedicine

Biophysical and Endocrine-Metabolic Changes during Menopausal Hot Flashes: Increase in Plasma Free Fatty Acid and Norepinephrine Levels

Mauro Cignarelli, Ettore Cicinelli, Mónica Corso et al. · 2010 · Gynecologic and Obstetric Investigation

Thermocutaneous, vascular, metabolic and hormonal changes were investigated during 11 hot flashes from 6 postmenopausal women. The first detectable change was an increase in finger blood flow with a concomitant enhancement of skin…

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Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Multiple Metazoan Life-span Interventions Exhibit a Sex-specific Strehler–Mildvan Inverse Relationship Between Initial Mortality Rate and Age-dependent Mortality Rate Acceleration

Jie Shen, Gary N. Landis, John Tower · 2016 · The Journals of Gerontology Series A

The Gompertz equation describes survival in terms of initial mortality rate (parameter a), indicative of health, and age-dependent acceleration in mortality rate (parameter b), indicative of aging. Gompertz parameters were analyzed for…

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Negative / Null Result ReportOpen accessMedicine

Adjuvant Radiotherapy After Radical Cystectomy for Patients with High-risk Muscle-invasive Bladder Cancer: Results of a Multicentric Phase II Trial

Valérie Fonteyne, Piet Dirix, Charles Van Praet et al. · 2021 · European Urology Focus

BACKGROUND: High-risk muscle-invasive bladder cancer (MIBC) has a poor prognosis. Old trials showed that external beam radiotherapy (EBRT) after radical cystectomy (RC) decreases the incidence of local recurrences but induces severe…

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Negative / Null Result ReportOpen accessMedicine

Prophylaxis with Sirolimus and Tacrolimus ± Antithymocyte Globulin Reduces the Risk of Acute Graft-versus-Host Disease without an Overall Survival Benefit Following Allogeneic Stem Cell Transplantation

Lindsay Rosenbeck, Patrick J. Kiel, Iftekhar Kalsekar et al. · 2010 · Biology of Blood and Marrow Transplantation

Methotrexate (MTX) is a standard agent used in combination with calcineurin inhibitors for graft-versus-host disease (GVHD) prophylaxis in patients undergoing allogeneic hematopoietic cell (HCT) transplantation. We retrospectively compared…

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Negative / Null Result ReportMedicine

Adjuvant doxorubicin vs metronomic cyclophosphamide and meloxicam vs surgery alone for cats with mammary carcinomas: A retrospective study of 137 cases

Gonçalo N. Petrucci, Joaquim Henriques, Luís Lobo et al. · 2020 · Veterinary and Comparative Oncology

This study aims to evaluate the efficacy and side effects of low dose cyclophosphamide chemotherapy plus meloxicam as an adjuvant treatment, compared with high dose doxorubicin or surgery alone in cats with mammary carcinoma. Medical…

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Negative / Null Result ReportOpen accessEngineering

Treatment of displaced transverse fractures of the patella: modified tension band wiring technique with or without augmented circumferential cerclage wire fixation

Tien‐Yu Yang, Tsan-Wen Huang, Po‐Yao Chuang et al. · 2018 · BMC Musculoskeletal Disorders

BACKGROUND: Displaced transverse fractures of the body of the patella are usually associated with disruption of extensor mechanism and should be fixed surgically. The most common method is a tension band wiring (TBW) technique. Some surgeons concurrently employ an augmented circumferential cerclage wiring (ACCW) technique to help fracture stabilization and aid in fracture healing; however, its role and effect on the treatment outcomes is unclear. METHODS: We performed a STROBE-compliant retrospective observational cohort study on all cases of acute closed patella fracture that were treated at

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Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Pre-Diagnostic Circulating Metabolites and Colorectal Cancer Risk in the Cancer Prevention Study-II Nutrition Cohort

Marjorie L. McCullough, Rebecca A. Hodge, Peter T. Campbell et al. · 2021 · Metabolites

Untargeted metabolomic studies have identified potential biomarkers of colorectal cancer risk, but evidence is still limited and broadly inconsistent. Among 39,239 Cancer Prevention Study II Nutrition cohort participants who provided a blood sample between 1998–2001, 517 newly diagnosed colorectal cancers were identified through 30 June 2015. In this nested case–control study, controls were matched 1:1 to cases on age, sex, race and date of blood draw. Mass spectroscopy-based metabolomic analyses of pre-diagnostic plasma identified 886 named metabolites, after quality control exclusions. Condi

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Negative / Null Result ReportOpen accessMedicine

Phase 2B randomized controlled trial of NP001 in amyotrophic lateral sclerosis: Pre‐specified and post hoc analyses

Robert G. Miller, Rongzhen Zhang, Paige M. Bracci et al. · 2022 · Muscle & Nerve

INTRODUCTION/AIMS: ALS is a heterogeneous disease that may be complicated or in part driven by inflammation. NP001, a regulator of macrophage activation, was associated with slowing disease progression in those with higher levels of the…

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Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

A genome-wide study shows a limited contribution of rare copy number variants to Alzheimer's disease risk

Jade Chapman, Elliott Rees, Denise Harold et al. · 2012 · Human Molecular Genetics

We assessed the role of rare copy number variants (CNVs) in Alzheimer's disease (AD) using intensity data from 3260 AD cases and 1290 age-matched controls from the genome-wide association study (GWAS) conducted by the Genetic and…

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Negative / Null Result ReportOpen accessMedicine

African Green Monkeys Recapitulate the Clinical Experience with Replication of Live Attenuated Pandemic Influenza Virus Vaccine Candidates

Yumiko Matsuoka, Amorsolo L. Suguitan, Marlene S. Orandle et al. · 2014 · Journal of Virology

Live attenuated cold-adapted (ca) H5N1, H7N3, H6N1, and H9N2 influenza vaccine viruses replicated in the respiratory tract of mice and ferrets, and 2 doses of vaccines were immunogenic and protected these animals from challenge infection…

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Negative / Null Result ReportOpen accessMedicine

Hepatitis C Virus Genotype 5a Subgenomic Replicons for Evaluation of Direct-Acting Antiviral Agents

Constance Wose Kinge, Christine Espiritu, Nishi Prabdial‐Sing et al. · 2014 · Antimicrobial Agents and Chemotherapy

Hepatitis C virus (HCV) exists as six major genotypes that differ in geographical distribution, pathogenesis, and response to antiviral therapy. In vitro replication systems for all HCV genotypes except genotype 5 have been reported. In…

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Negative / Null Result ReportOpen accessNeuroscience

Multi-Electrode Alpha tACS During Varying Background Tasks Fails to Modulate Subsequent Alpha Power

Tomer Fekete, Andrey R. Nikolaev, Floris De Knijf et al. · 2018 · Frontiers in Neuroscience

Transcranial alternating-current stimulation (tACS) for entraining alpha activity holds potential for influencing mental function, both in laboratory and clinical settings. While initial results of alpha entrainment are promising, questions remain regarding its translational potential-namely if tACS alpha entrainment is sufficiently robust to context and to what extent it can be upscaled to multi-electrode arrangements needed to direct currents into precise brain loci. We set out to explore these questions by administering alternating current through a multi-electrode montage (mtACS), while va

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Negative / Null Result ReportOpen accessMathematics

BIO-LGCA: A cellular automaton modelling class for analysing collective cell migration

Andreas Deutsch, Josué Manik Nava-Sedeño, Simon Syga et al. · 2021 · PLoS Computational Biology

Collective dynamics in multicellular systems such as biological organs and tissues plays a key role in biological development, regeneration, and pathological conditions. Collective tissue dynamics-understood as population behaviour arising from the interplay of the constituting discrete cells-can be studied with on- and off-lattice agent-based models. However, classical on-lattice agent-based models, also known as cellular automata, fail to replicate key aspects of collective migration, which is a central instance of collective behaviour in multicellular systems. To overcome drawbacks of class

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Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Type I IFN Does Not Promote Susceptibility to Foodborne Listeria monocytogenes

Michelle G. Pitts, Tanya Myers‐Morales, Sarah E. F. D’Orazio · 2016 · The Journal of Immunology

Type I IFN (IFN-α/β) is thought to enhance growth of the foodborne intracellular pathogen Listeria monocytogenes by promoting mechanisms that dampen innate immunity to infection. However, the type I IFN response has been studied primarily…

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Negative / Null Result ReportNeuroscience

Do emotions play an essential role in moral judgments?

William H.B. McAuliffe · 2018 · Thinking & Reasoning

The past few decades of moral psychology research have yielded empirical anomalies for rationalist theories of moral judgments. An increasing number of psychologists and philosophers argue that these anomalies are explained well by…

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Negative / Null Result ReportEngineering

MPCA SGD—A Method for Distributed Training of Deep Learning Models on Spark

Matthias Langer, Ashley Hall, Zhen He et al. · 2018 · IEEE Transactions on Parallel and Distributed Systems

Many distributed deep learning systems have been published over the past few years, often accompanied by impressive performance claims. In practice these figures are often achieved in high performance computing (HPC) environments with fast…

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Negative / Null Result ReportOpen accessEconomics, Econometrics and Finance

ENERGY CONSUMPTION, CO2 AND ECONOMIC GROWTH NEXUS IN VIETNAM

Giovanna Morelli, Marco Mele · 2020 · International Journal of Energy Economics and Policy

This study will demonstrate, through an econometric approach, the relationship among per capita GDP, CO2 emissions, and energy use in Vietnam. Using annual data for years 1970-2014, stationarity, structural breaks, Toda-Yamamoto test, Johansen and Juselius approach, and Variance decomposition have been conducted. The causality results in our analysis highlight that the presence of unidirectional causality was running from economic growth to energy consumption. This result will be significant since it supports the conservation hypothesis for the economy of Vietnam. Finally, the results of the v

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Negative / Null Result ReportOpen accessMedicine

Constitutive silencing of LRRK2 kinase activity leads to early glucocerebrosidase deregulation and late impairment of autophagy in vivo

Federica Albanese, Daniela Mercatelli, Luca Finetti et al. · 2021 · Neurobiology of Disease

Mutations in leucine-rich repeat kinase 2 (LRRK2) are associated with Parkinson's disease. LRRK2 modulates the autophagy-lysosome pathway (ALP), a clearance process subserving the quality control of cellular proteins and organelles. Since…

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Negative / Null Result ReportBiochemistry, Genetics and Molecular Biology

Alteration of digestive tract microbiome in neonatal Holstein bull calves by bacitracin methylene disalicylate treatment and scours1

Guohao Xie, Glenn C Duff, L.W. Hall et al. · 2013 · Journal of Animal Science

The effects of bacitracin methylene disalicylate (BMD) and scours on the fecal microbiome, animal performance, and health were studied in Holstein bull calves. Holstein bull calves (n = 150) were obtained from a single source at 12 to 24 h…

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Negative / Null Result ReportOpen accessComputer Science

Using causal models to bridge the divide between big data and educational theory

Kirsty Kitto, Ben Hicks, Simon Buckingham Shum · 2023 · British Journal of Educational Technology

Abstract An extraordinary amount of data is becoming available in educational settings, collected from a wide range of Educational Technology tools and services. This creates opportunities for using methods from Artificial Intelligence and…

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Negative / Null Result ReportOpen accessPsychology

Dyslexia and language impairment associated genetic markers influence cortical thickness and white matter in typically developing children

on behalf of the Pediatric Imaging Neurocognition Genetics study, John D. Eicher, Angela Montgomery et al. · 2015 · Brain Imaging and Behavior

Dyslexia and language impairment (LI) are complex traits with substantial genetic components. We recently completed an association scan of the DYX2 locus, where we observed associations of markers in DCDC2, KIAA0319, ACOT13, and FAM65B with reading-, language-, and IQ-related traits. Additionally, the effects of reading-associated DYX3 markers were recently characterized using structural neuroimaging techniques. Here, we assessed the neuroimaging implications of associated DYX2 and DYX3 markers, using cortical volume, cortical thickness, and fractional anisotropy. To accomplish this, we examin

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