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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.

1894 results for "Mpro" · page 5 of 64

Negative / Null Result ReportBusiness, Management and Accounting

Does Sustainability Assurance Improve Managerial Investment Decisions?

Maria Steinmeier, Michael Stich · 2017 · European Accounting Review

This study analyzes the effect of sustainability assurance (SA) on managerial investment decisions in terms of sustainability investment (SI) efficiency. We hypothesize that SA improves the set of information available for managerial…

View details →DOI: 10.1080/09638180.2017.1412337Cited by 75
Negative / Null Result ReportMedicine

Social communication skills group treatment: A feasibility study for persons with traumatic brain injury and comorbid conditions

Cynthia Braden, Lenore Hawley, Jody Newman et al. · 2010 · Brain Injury

OBJECTIVES: To evaluate the feasibility of improving impaired social communication skills in persons with traumatic brain injury (TBI) and concomitant neurological or psychiatric conditions, using an intervention with evidence of efficacy…

View details →DOI: 10.3109/02699052.2010.506859Cited by 74
Negative / Null Result ReportOpen accessMedicine

Renal Perfusion during Hemodialysis: Intradialytic Blood Flow Decline and Effects of Dialysate Cooling

Raanan Marants, Elena Qirjazi, Claire Grant et al. · 2019 · Journal of the American Society of Nephrology

Significance Statement Residual renal function (RRF) characteristically declines after patients with ESRD initiate dialysis. Although RRF preservation correlates with improved outcomes, poor understanding of the pathophysiology underlying…

View details →DOI: 10.1681/asn.2018121194Cited by 74
Negative / Null Result ReportOpen accessPsychology

Socioscientific Decision Making in the Science Classroom: The Effect of Embedded Metacognitive Instructions on Students' Learning Outcomes

Sabina Eggert, Frauke Ostermeyer, Marcus Hasselhorn et al. · 2013 · Education Research International

The purpose of the present study was to examine the effects of cooperative training strategies to enhance students' socioscientific decision making as well as their metacognitive skills in the science classroom. Socioscientific decision making refers to both “describing socioscientific issues” as well as “developing and evaluating solutions” to socioscientific issues. We investigated two cooperative training strategies which differed with respect to embedded metacognitive instructions that were developed on the basis of the IMPROVE method. Participants were 360 senior high school students who

View details →DOI: 10.1155/2013/309894Cited by 73
Negative / Null Result ReportOpen accessMedicine

Increased Coronary Artery Plaque Volume Among Male Marathon Runners.

Robert S. Schwartz, Stacia Merkel Kraus, Jonathan Schwartz et al. · 2014 · PubMed

BACKGROUND: Long-term marathon running improves many cardiovascular risk factors, and is presumed to protect against coronary artery plaque formation. This hypothesis, that long-term marathon running is protective against coronary…

View details →Cited by 73
Negative / Null Result ReportOpen accessImmunology and Microbiology

Small molecule STING inhibition improves myocardial infarction remodeling

Lavinia Rech, Mahmoud Abdellatif, Maria Pöttler et al. · 2021 · Life Sciences

AIMS: Myocardial infarction (MI) is a major global cause of death. Massive cell death leads to inflammation, which is necessary for ensuing wound healing. Extensive inflammation, however, promotes infarct expansion and adverse remodeling. The DNA sensing receptor cyclic GMP-AMP synthase and its downstream signaling effector stimulator of interferon genes (cGAS-STING) is central in innate immune reactions in infections or autoimmunity. Cytosolic double-strand DNA activates the pathway and down-stream inflammatory responses. Recent papers demonstrated that this pathway is also active following M

View details →DOI: 10.1016/j.lfs.2021.120263Cited by 70
Negative / Null Result ReportOpen accessImmunology and Microbiology

Clinical activity of a htert (vx-001) cancer vaccine as post-chemotherapy maintenance immunotherapy in patients with stage IV non-small cell lung cancer: final results of a randomised phase 2 clinical trial

on behalf of the Vx-001-201 trial team, Cesare Gridelli, Tudor–Eliade Ciuleanu et al. · 2020 · British Journal of Cancer

BACKGROUND: CD8 + cytotoxic T cells; this immune response is associated with improved overall survival (OS) in patients with advanced/metastatic non-small cell lung cancer (NSCLC). METHODS: A randomised, double blind, phase 2b trial, in HLA-A*201-positive patients with metastatic, TERT-expressing NSCLC, who did not progress after first-line platinum-based chemotherapy were randomised to receive either Vx-001 or placebo. The primary endpoint of the trial was OS. RESULTS: Two hundred and twenty-one patients were randomised and 190 (101 and 89 patients in the placebo and the Vx-001 arm, respectiv

View details →DOI: 10.1038/s41416-020-0785-yCited by 69
Replication FailureOpen accessMedicine

Attempted Training of Alcohol Approach and Drinking Identity Associations in US Undergraduate Drinkers: Null Results from Two Studies

Kristen P. Lindgren, Reínout W. Wiers, Bethany A. Teachman et al. · 2015 · PLoS ONE

There is preliminary evidence that approach avoid training can shift implicit alcohol associations and improve treatment outcomes. We sought to replicate and extend those findings in US undergraduate social drinkers (Study 1) and at-risk drinkers (Study 2). Three adaptations of the approach avoid task (AAT) were tested. The first adaptation - the approach avoid training - was a replication and targeted implicit alcohol approach associations. The remaining two adaptations - the general identity and personalized identity trainings - targeted implicit drinking identity associations, which are rob

View details →DOI: 10.1371/journal.pone.0134642Cited by 69
Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Improved gene tree error correction in the presence of horizontal gene transfer

Mukul S. Bansal, Yi-Chieh Wu, Eric J. Alm et al. · 2014 · Bioinformatics

MOTIVATION: The accurate inference of gene trees is a necessary step in many evolutionary studies. Although the problem of accurate gene tree inference has received considerable attention, most existing methods are only applicable to gene families unaffected by horizontal gene transfer. As a result, the accurate inference of gene trees affected by horizontal gene transfer remains a largely unaddressed problem. RESULTS: In this study, we introduce a new and highly effective method for gene tree error correction in the presence of horizontal gene transfer. Our method efficiently models horizonta

View details →DOI: 10.1093/bioinformatics/btu806Cited by 68
Negative / Null Result ReportOpen accessMedicine

Sex-Specific Impact of Ischemic Preconditioning on Tissue Oxygenation and Maximal Concentric Force

Pénélope Paradis‐Deschênes, Denis R. Joanisse, François Billaut · 2017 · Frontiers in Physiology

Prior peripheral hypoxia induced via remote ischemic preconditioning (IPC) can improve physical performance in male athletes through improved O2 delivery and utilization. Since females may have an innate protective mechanism against ischemia-reperfusion injury, and since muscle metabolism during contraction differs between sexes, it is relevant to examine the impact of sex in response to IPC to determine whether it is also ergogenic in females. In a randomized, crossover, single-blind study, we investigated muscle performance, hemodynamic and O2 uptake in strength-trained males (n=9) and femal

View details →DOI: 10.3389/fphys.2016.00674Cited by 68
Negative / Null Result ReportNursing

PEG Insertion in Patients With Dementia Does Not Improve Nutritional Status and Has Worse Outcomes as Compared With PEG Insertion for Other Indications

Abu R. Ayman, Tawfik Khoury, Jonah Cohen et al. · 2016 · Journal of Clinical Gastroenterology

BACKGROUND: Percutaneous endoscopic gastrostomy (PEG) tubes are commonly utilized as a method of enteral feeding in patients unable to obtain adequate oral nutrition. Although some studies have shown improved mortality in select…

View details →DOI: 10.1097/mcg.0000000000000624Cited by 67
Negative / Null Result ReportOpen accessNeuroscience

Optimizing olfactory testing for the diagnosis of Parkinson’s disease: item analysis of the university of Pennsylvania smell identification test

James F. Morley, Abigail Cohen, Laura Silveira‐Moriyama et al. · 2018 · npj Parkinson s Disease

The 40-item University of Pennsylvania Smell Identification Test (UPSIT) is an effective instrument to detect olfactory dusfunction in Parkinson's disease (PD). It is not clear, however, whether tests of this length are necessary to detect such dysfunction. Several studies have suggested that detection of certain odors is selectively compromised in PD, and that a test comprised of these odors could be shorter and more specific for this purpose. Therefore, we attempted to identify a subset of UPSIT odors that distinguish PD from controls with similar or improved test characteristics compared to

View details →DOI: 10.1038/s41531-017-0039-8Cited by 67
Negative / Null Result ReportOpen accessPsychology

Theory-Based Interventions Combining Mental Simulation and Planning Techniques to Improve Physical Activity: Null Results from Two Randomized Controlled Trials

Carine Meslot, Aurélie Gauchet, B. Allenet et al. · 2016 · Frontiers in Psychology

Interventions to assist individuals in initiating and maintaining regular participation in physical activity are not always effective. Psychological and behavioural theories advocate the importance of both motivation and volition in interventions to change health behaviour. Interventions adopting self-regulation strategies that foster motivational and volitional components may, therefore, have utility in promoting regular physical activity participation. We tested the efficacy of an intervention adopting motivational (mental simulation) and volitional (implementation intentions) components to

View details →DOI: 10.3389/fpsyg.2016.01789Cited by 67
Negative / Null Result ReportOpen accessMedicine

Propofol-based total intravenous anesthesia did not improve survival compared to desflurane anesthesia in breast cancer surgery

Yi‐Hsuan Huang, Meei‐Shyuan Lee, Yu-Sheng Lou et al. · 2019 · PLoS ONE

BACKGROUND: Breast cancer is the most common cancer in women and several perioperative factors may account for tumor recurrence and metastasis. The anesthetic agents employed during cancer surgery might play a crucial role in cancer cell survival and patient outcomes. We conducted a retrospective cohort study to investigate the relationship between the type of anesthesia and overall survival in patients who underwent breast cancer surgery performed by one experienced surgeon. METHODS: All patients who underwent breast cancer surgery by an experienced surgeon between January 2006 and December 2

View details →DOI: 10.1371/journal.pone.0224728Cited by 66
Negative / Null Result Report

How did a Housing First intervention improve health and social outcomes among homeless adults with mental illness in Toronto? Two-year outcomes from a randomised trial

Patricia O'Campo, Vicky Stergiopoulos, Pam Nir et al. · 2016 · BMJ Open

Objectives We studied the impact of a Housing First (HF) intervention on housing, contact with the justice system, healthcare usage and health outcomes among At Home/Chez Soi randomised trial participants in Toronto, a city with an…

View details →DOI: 10.1136/bmjopen-2015-010581Cited by 65
Failed Experiment ReportOpen accessMedicine

Lack of Protection Against Ebola Virus from Chloroquine in Mice and Hamsters

Darryl Falzarano, David Safronetz, Joseph Prescott et al. · 2015 · Emerging infectious diseases

The antimalarial drug chloroquine has been suggested as a treatment for Ebola virus infection. Chloroquine inhibited virus replication in vitro, but only at cytotoxic concentrations. In mouse and hamster models, treatment did not improve survival. Chloroquine is not a promising treatment for Ebola. Efforts should be directed toward other drug classes.

View details →DOI: 10.3201/eid2106.150176Cited by 63
Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Complete loss of ATM function augments replication catastrophe induced by ATR inhibition and gemcitabine in pancreatic cancer models

Charles R. Dunlop, Yann Wallez, Timothy Isaac Johnson et al. · 2020 · British Journal of Cancer

BACKGROUND: Personalised medicine strategies may improve outcomes in pancreatic ductal adenocarcinoma (PDAC), but validation of predictive biomarkers is required. Having developed a clinical trial to assess the ATR inhibitor, AZD6738, in combination with gemcitabine (ATRi/gem), we investigated ATM loss as a predictive biomarker of response to ATRi/gem in PDAC. METHODS: Through kinase inhibition, siRNA depletion and CRISPR knockout of ATM, we assessed how ATM targeting affected the sensitivity of PDAC cells to ATRi/gem. Using flow cytometry, immunofluorescence and immunoblotting, we investigate

View details →DOI: 10.1038/s41416-020-1016-2Cited by 63
Replication FailureOpen accessMedicine

A randomized, controlled study to investigate the efficacy and safety of a topical gentamicin-collagen sponge in combination with systemic antibiotic therapy in diabetic patients with a moderate or severe foot ulcer infection

Ilker Uçkay, Benjamin Kressmann, Sarah Malacarne et al. · 2018 · BMC Infectious Diseases

BACKGROUND: An adjunctive topical therapy with gentamicin-sponges to systemic antibiotic therapy might improve the healing of infected diabetic foot ulcers (DFUI). METHODS: Single-center, investigator-blinded pilot study, randomizing (1:1) the gentamicin-sponge with systemic antibiotic versus systemic antibiotics alone for patients with DFUI. RESULTS: We included 88 DFUI episodes with 43 patients in the gentamicin-sponge arm and 45 in the control arm. Overall, 64 (64/88; 73%) witnessed total clinical cure, 13 (15%) significant improvement, and 46 (52%) showed total eradication of all pathogens

View details →DOI: 10.1186/s12879-018-3253-zCited by 63
Failed Experiment ReportOpen accessEnvironmental Science

A Regularization Approach to Improve the Sequential Calibration of a Semidistributed Hydrological Model

Alban de Lavenne, Vazken Andréassian, Guillaume Thirel et al. · 2019 · Water Resources Research

Abstract In semidistributed hydrological modeling, sequential calibration usually refers to the calibration of a model by considering not only the flows observed at the outlet of a catchment but also the different gauging points inside the…

View details →DOI: 10.1029/2018wr024266Cited by 63
Failed Experiment ReportOpen accessEngineering

A microfluidic transistor for automatic control of liquids

Kaustav A. Gopinathan, Avanish Mishra, Baris R. Mutlu et al. · 2023 · Nature

Abstract Microfluidics have enabled notable advances in molecular biology 1,2 , synthetic chemistry 3,4 , diagnostics 5,6 and tissue engineering 7 . However, there has long been a critical need in the field to manipulate fluids and suspended matter with the precision, modularity and scalability of electronic circuits 8–10 . Just as the electronic transistor enabled unprecedented advances in the automatic control of electricity on an electronic chip, a microfluidic analogue to the transistor could enable improvements in the automatic control of reagents, droplets and single cells on a microflui

View details →DOI: 10.1038/s41586-023-06517-3Cited by 61
Negative / Null Result ReportOpen accessEnvironmental Science

RENEWABLE ENERGY CONSUMPTION AND UNEMPLOYMENT IN SOUTH AFRICA

Hlalefang Khobai, Nwabisa Kolisi, Clement Moyo et al. · 2020 · International Journal of Energy Economics and Policy

The importance of renewable energy consumption has grown to a large extent over the recent years. The benefits of renewable energy consumption ranging from improved environmental quality to higher economic growth are well documented. However, the impact of renewable energy consumption on unemployment has received relatively less attention. This study examines the relationship between renewable energy consumption and unemployment in South Africa over the period 1990-2014. The Autoregressive Distributed Lag (ARDL) model was employed to test the long-run and short-run impacts of renewable energy

View details →DOI: 10.32479/ijeep.6374Cited by 60
Negative / Null Result ReportOpen accessEnvironmental Science

Do community‐level models describe community variation effectively?

Andrés Baselga, Miguel B. Araújo · 2010 · Journal of Biogeography

Abstract Aim The aim of community‐level modelling is to improve the performance of species distributional models by taking patterns of co‐occurrence among species into account. Here, we test this expectation by examining how well three…

View details →DOI: 10.1111/j.1365-2699.2010.02341.xCited by 60
Negative / Null Result ReportOpen accessNeuroscience

Dysregulated brain-gut axis in the setting of traumatic brain injury: review of mechanisms and anti-inflammatory pharmacotherapies

Mahmoud G. El Baassiri, Zachariah Raouf, Sarah Badin et al. · 2024 · Journal of Neuroinflammation

Traumatic brain injury (TBI) is a chronic and debilitating disease, associated with a high risk of psychiatric and neurodegenerative diseases. Despite significant advancements in improving outcomes, the lack of effective treatments underscore the urgent need for innovative therapeutic strategies. The brain-gut axis has emerged as a crucial bidirectional pathway connecting the brain and the gastrointestinal (GI) system through an intricate network of neuronal, hormonal, and immunological pathways. Four main pathways are primarily implicated in this crosstalk, including the systemic immune syste

View details →DOI: 10.1186/s12974-024-03118-3Cited by 59
Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

AICAR-dependent AMPK activation improves scar formation in the aged heart in a murine model of reperfused myocardial infarction

Katarzyna A. Cieslik, George E. Taffet, Jeffrey R. Crawford et al. · 2013 · Journal of Molecular and Cellular Cardiology

We have demonstrated that scar formation after myocardial infarction (MI) is associated with an endogenous pool of CD44(pos)CD45(neg) multipotential mesenchymal stem cells (MSC). MSC differentiate into fibroblasts secreting collagen that forms a scar and mature into myofibroblasts that express alpha smooth muscle actin (α-SMA) that stabilizes the scar. In the aging mouse, cardiac repair after MI is associated with impaired differentiation of MSC; MSC derived from the aged hearts form dysfunctional fibroblasts that deposit less collagen in response to transforming growth factor beta-1 (TGF-β1)

View details →DOI: 10.1016/j.yjmcc.2013.07.005Cited by 58
Negative / Null Result ReportOpen accessMedicine

Sorafenib or placebo in patients with newly diagnosed acute myeloid leukaemia: long-term follow-up of the randomized controlled SORAML trial

Christoph Röllig, Hubert Serve, Richard Noppeney et al. · 2021 · Leukemia

Early results of the randomized placebo-controlled SORAML trial showed that, in patients with newly diagnosed acute myeloid leukaemia (AML), sorafenib led to a significant improvement in event-free (EFS) and relapse-free survival (RFS). In order to describe second-line treatments and their implications on overall survival (OS), we performed a study after a median follow-up time of 78 months. Newly diagnosed fit AML patients aged ≤60 years received sorafenib (n = 134) or placebo (n = 133) in addition to standard chemotherapy and as maintenance treatment. The 5-year EFS was 41 versus 27% (HR 0.6

View details →DOI: 10.1038/s41375-021-01148-xCited by 57
Negative / Null Result ReportDentistry

Orthognathic Surgery Has a Significant Effect on Perceived Personality Traits and Emotional Expressions

Daniel M. Mazzaferro, Ari M. Wes, Sanjay Naran et al. · 2017 · Plastic & Reconstructive Surgery

BACKGROUND: The effects of orthognathic surgery go beyond objective cephalometric correction of facial and dental disproportion and malocclusion, respectively. The authors hypothesized that there is tangible improvement following surgery…

View details →DOI: 10.1097/prs.0000000000003760Cited by 57
Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Documentation of an Imperative To Improve Methods for Predicting Membrane Protein Stability

Brett M. Kroncke, Amanda M. Duran, Jeffrey Mendenhall et al. · 2016 · Biochemistry

There is a compelling and growing need to accurately predict the impact of amino acid mutations on protein stability for problems in personalized medicine and other applications. Here the ability of 10 computational tools to accurately…

View details →DOI: 10.1021/acs.biochem.6b00537Cited by 57
Negative / Null Result ReportOpen accessMedicine

Pertuzumab, trastuzumab, and chemotherapy in HER2-positive gastric/gastroesophageal junction cancer: end-of-study analysis of the JACOB phase III randomized clinical trial

Josep Tabernero, Paulo M. Hoff, Lin Shen et al. · 2022 · Gastric Cancer

BACKGROUND: Dual-targeted anti-HER2 therapy significantly improves outcomes in HER2-positive breast cancer and could be beneficial in other HER2-positive cancers. JACOB's end-of study analyses aimed to evaluate the long-term efficacy and safety of pertuzumab plus trastuzumab and chemotherapy for previously untreated HER2-positive metastatic gastric or gastroesophageal junction cancer. METHODS: Eligible patients were randomized 1:1 to pertuzumab/placebo plus trastuzumab and chemotherapy every 3 weeks. PRIMARY ENDPOINT: overall survival (OS). Secondary endpoints included progression-free surviva

View details →DOI: 10.1007/s10120-022-01335-4Cited by 57
Negative / Null Result ReportOpen accessMedicine

Cytomegalovirus: A Troll in the ICU? Overview of the Literature and Perspectives for the Future

Jolien Schildermans, Greet De Vlieger · 2020 · Frontiers in Medicine

Cytomegalovirus (CMV) is one of the most pathogenic viruses in human. After a primary infection, CMV resides in the host for life as a latent infection. When immunity is reduced, CMV can escape the suppressive effects of the immune system and lead to viremia and antigenemia. This reactivation, first seen in transplant patients, has also been documented in non-immunocompromised CMV-seropositive critically ill patients and is associated with higher morbidity and mortality. In the latter, it is not clear whether CMV reactivation is an innocent bystander or the cause of this observed worse outcome

View details →DOI: 10.3389/fmed.2020.00188Cited by 56
Negative / Null Result ReportOpen accessMedicine

Axitinib plus avelumab in the treatment of recurrent glioblastoma: a stratified, open-label, single-center phase 2 clinical trial (GliAvAx)

Gil Awada, Laïla Ben Salama, Jennifer Cremer et al. · 2020 · Journal for ImmunoTherapy of Cancer

BACKGROUND: No treatment demonstrated to improve survival in patients with recurrent glioblastoma (rGB) in a randomized trial. Combining axitinib with the programmed cell death ligand 1 blocking monoclonal antibody avelumab may result in…

View details →DOI: 10.1136/jitc-2020-001146Cited by 55