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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.

1934 results for "Mpro" · page 13 of 65

Negative / Null Result ReportOpen accessMedicine

Relaxin Does Not Improve Angiotensin II-Induced Target-Organ Damage

Nadine Haase, Julianna Rugor, Łukasz Przybył et al. · 2014 · PLoS ONE

Relaxin is a corpus-luteum produced protein hormone with vasodilatatory, anti-fibrotic, and angiogenic properties that are opposite to angiotensin (Ang) II. We investigated whether or not relaxin ameliorates Ang II-induced target-organ damage. We used double transgenic rats harboring both human renin and angiotensinogen genes (dTGR) that develop severe hypertension, target-organ damage, and die untreated within 7-8 weeks. Recombinant relaxin at a low (26 μg/kg/d) and a high dose (240 μg/kg/d) was given to 4 week-old dTGR and age-matched Sprague-Dawley rats (SD). Systolic blood pressure increas

View details →DOI: 10.1371/journal.pone.0093743Cited by 11
Negative / Null Result ReportMedicine

Should we use automated external defibrillators in hospital wards?

Mélissa De Regge, Koenraad G. Monsieurs, K. Vandewoude et al. · 2012 · PubMed

Automated external defibrillators (AEDs) have shown to improve survival after cardiopulmonary arrest (CPA) in many, but not all clinical settings. A recent study reported that the use of AEDs in-hospital did not improve survival. The…

View details →DOI: 10.2143/acb.67.4.2062666Cited by 11
Negative / Null Result ReportOpen accessMedicine

Leveraging radiotherapy to improve immunotherapy outcomes: rationale, progress and research priorities

Faith Hartley, Martin A. Ebert, Alistair Cook · 2025 · Clinical & Translational Immunology

The most successful immunotherapies for solid malignancies to date, immune checkpoint inhibitors, target the essential role of T cells in antitumor immunity. However, T-cell dysfunction presents a major hindrance to treatment efficacy, warranting research into combined treatment strategies for improving outcomes. The use of radiotherapy for this purpose has garnered much interest. Preclinical study has established that radiotherapy activates various immune mechanisms to improve T-cell activation, localisation and function within tumors, which improves response to immune checkpoint inhibitors.

View details →DOI: 10.1002/cti2.70030Cited by 11
Negative / Null Result ReportOpen accessMedicine

Eight-Week Supplementation With Bifidobacterium lactis HN019 and Functional Constipation

Jing Cheng, Carl Gao, Reeta Ala‐Jaakkola et al. · 2024 · JAMA Network Open

Importance: Probiotic supplementation may improve bowel movements. However, large, properly designed studies are lacking. Objective: To evaluate the potential benefit of Bifidobacterium animalis subsp lactis HN019 on constipation,…

View details →DOI: 10.1001/jamanetworkopen.2024.36888Cited by 11
Negative / Null Result ReportOpen accessEconomics, Econometrics and Finance

Adaptive food price forecasting improves public information in times of rapid economic change

Matthew MacLachlan, Michael K. Adjemian, Xiaoli Etienne et al. · 2025 · Nature Communications

The advent of COVID-19 ended an era of stable US retail food prices that followed the world food price crisis of 2010–2012. Pandemic-related disruptions, avian influenza outbreaks, and the Russia-Ukraine war drove 2022 food-at-home…

View details →DOI: 10.1038/s41467-025-61660-xCited by 11
Negative / Null Result ReportOpen accessComputer Science

Improving SAT-solving with Machine Learning

Haoze Wu · 2017

In this project, we aimed to improve the runtime of Minisat, a Conflict-Driven Clause Learning (CDCL) solver that solves the Propositional Boolean Satisfiability (SAT) problem. We first used a logistic regression model to predict the…

View details →DOI: 10.1145/3017680.3022464Cited by 11
Negative / Null Result ReportOpen accessPsychology

Think First, ChatGPT Later: Guiding Human–AI Collaboration for Learning Gains in Independent Human Creativity

Sarah Shi Hui Wong, Sophia Xuefei Qiu · 2026 · Educational Psychology Review

Abstract Generative artificial intelligence (AI) tools such as ChatGPT can boost creative performance, but do these boosts translate into learning gains? This study examined whether the benefits of ChatGPT for creativity persist even when its assistance is removed, and how people can effectively use ChatGPT to enhance their learning and independent creativity. University students ( N = 196) solved a creative product improvement task either independently (human-only group) or using ChatGPT freely (general-AI group) or using ChatGPT in a guided way (regulated-AI group). Specifically, the regulat

View details →DOI: 10.1007/s10648-026-10118-7Cited by 11
Negative / Null Result ReportOpen accessMedicine

Anti-PD-L1 plus enzalutamide does not improve overall survival in prostate cancer

Bilal A. Siddiqui, Sumit K. Subudhi, Padmanee Sharma · 2022 · Cell Reports Medicine

The addition of atezolizumab (anti-PD-L1) to enzalutamide (androgen receptor antagonist) did not prolong survival in metastatic prostate cancer.1Powles T. Yuen K.C. Gillessen S. Kadel 3rd, E.E. Rathkopf D. Matsubara N. Drake C.G. Fizazi K.…

View details →DOI: 10.1016/j.xcrm.2022.100613Cited by 10
Negative / Null Result ReportOpen accessMedicine

Addition of chemotherapy to intensity-modulated radiotherapy does not improve survival in stage II nasopharyngeal carcinoma patients

Fangzheng Wang, Jiang Chuner, Quanquan Sun et al. · 2018 · Journal of Cancer

In this study, we examined whether combining neoadjuvant chemotherapy (NAC) and/or concurrent chemotherapy (CC) with intensity-modulated radiotherapy (IMRT) improved survival in patients with stage II nasopharyngeal carcinoma (NPC). Two hundred forty-two stage II NPC patients were enrolled between May 2008 and April 2014 and received radical IMRT with simultaneous integrated boost technique using 6 MV photons; some patient groups also received chemotherapy every 3 weeks for 2-3 cycles. The median follow-up duration was 69 months for all patients. At the last follow-up, 18 patients had experien

View details →DOI: 10.7150/jca.25042Cited by 10
Negative / Null Result ReportNeuroscience

Combined lipid emulsion and ACLS resuscitation following bupivacaine- and hypoxia-induced cardiovascular collapse in unanesthetized swine.

Brent A Bushey, Victor H Auld, John E Volk et al. · 2011 · PubMed

This study examined whether combining lipid emulsion and advanced cardiac life support (ACLS) improves survival in an unanesthetized swine model of bupivacaine- and hypoxia-induced cardiovascular collapse. Arterial and venous catheters and…

View details →Cited by 10
Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Multi-ancestry polygenic risk scores for the prediction of type 2 diabetes and complications in diverse ancestries

Alicia Huerta‐Chagoya, Joohyun Kim, Ravi Mandla et al. · 2026 · The Lancet Diabetes & Endocrinology

BACKGROUND: Polygenic risk scores (PRSs) improve prediction of the development of type 2 diabetes over the use of clinical risk factors alone; however, they perform poorly in populations of non-European ancestry, limiting their global…

View details →DOI: 10.1016/s2213-8587(25)00405-xCited by 10
Negative / Null Result ReportOpen accessHealth Professions

Effectiveness of a school-based health literacy intervention in improving adolescent health literacy and the intention to take health-promoting actions

Shanti Prasad Khanal, Chitra Bahadur Budhathoki, Orkan Okan · 2025 · BMC Public Health

BACKGROUND: There is a gap in theory-based interventions targeting adolescent health literacy. This study evaluated the impact of a school-based health literacy intervention on self-efficacy, health literacy awareness, situation, and…

View details →DOI: 10.1186/s12889-025-24827-1Cited by 10
Negative / Null Result ReportOpen accessComputer Science

Clinical validation of lightweight CNN architectures for reliable multi-class classification of lung cancer using histopathological imaging techniques

Ali Raza, Fareeha Hanif, Heba Abdelgader Mohammed · 2026 · Scientific Reports

Lung cancer remains one of the leading causes of cancer-related mortality worldwide, and accurate early diagnosis plays a critical role in improving patient survival. In this study, a comparative analysis of multiple lightweight Convolutional Neural Network (CNN) variants is presented for multi-class lung cancer classification using histopathological images. Four CNN architectures were designed to systematically explore the trade-off between model complexity and classification performance. Each variant was trained and evaluated within a unified experimental framework incorporating data augment

View details →DOI: 10.1038/s41598-026-36652-6Cited by 10
Negative / Null Result ReportOpen accessPhysics and Astronomy

The ACT-DR5 MCMF galaxy cluster catalog

Matthias Klein, J. J. Mohr, C. T. Davies · 2024 · Astronomy and Astrophysics

Galaxy clusters are useful cosmological probes and interesting astrophysical laboratories. As the cluster samples continue to grow in size, a deeper understanding of the sample characteristics and improved control of systematics becomes more crucial. For this analysis we created a new and larger ACT-DR5-based thermal Sunyaev–Zel’dovich Effect- (tSZE-) selected galaxy cluster catalog with improved control over sample purity and completeness. We employed the red sequence based cluster redshift and confirmation tool MCMF together with optical imaging data from the Legacy Survey DR-10 and infrared

View details →DOI: 10.1051/0004-6361/202451203Cited by 10
Negative / Null Result ReportOpen accessMedicine

Randomized Phase II/III Trial Comparing Hepatectomy, Followed by mFOLFOX6 With Hepatectomy Alone for Liver Metastasis From Colorectal Cancer: Long-Term Results of JCOG0603

Y. Kanemitsu, Yasuhiro Shimizu, Junki Mizusawa et al. · 2026 · Journal of Clinical Oncology

JCOG0603 demonstrated improved disease-free survival (DFS) with adjuvant mFOLFOX6 after hepatectomy compared with hepatectomy alone in colorectal liver-only metastasis (CRLM), but the overall survival (OS) data were immature. Here, we…

View details →DOI: 10.1200/jco-25-01231Cited by 10
Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Cell-free DNA in sepsis: from molecular insights to clinical management

Lei Li, Hongchao Huang, Yin He et al. · 2025 · Military Medical Research

Sepsis is a dysregulated host response to infection that frequently results in fatal multiple organ dysfunction. Despite advances in clinical identification and management, both its incidence and mortality have remained persistently high. Emerging evidence indicates that cell-free DNA (cfDNA), as a novel biomarker and molecular therapeutic target, holds promise for improving the clinical management of sepsis. cfDNA refers to DNA fragments present in body fluids, including naked DNA, membrane-coated DNA, nucleosomes, and neutrophil extracellular traps (NETs). cfDNA is released from host cells o

View details →DOI: 10.1186/s40779-025-00668-2Cited by 10
Replication FailureOpen accessMedicine

Post-adjuvant chemotherapy in ctDNA-positive patients with resected colorectal cancer: a randomized phase 3 trial

Hideaki Bando, Jun Watanabe, Yusuke Takahashi et al. · 2026 · Nature Medicine

Tumor-informed circulating tumor DNA (ctDNA) enables detection of molecular residual disease (MRD) after curative resection of colorectal cancer (CRC), but whether early intervention improves outcomes remains uncertain. ALTAIR was a…

View details →DOI: 10.1038/s41591-026-04428-0Cited by 10
Negative / Null Result ReportOpen accessMedicine

Lactiplantibacillus plantarum 299v supplementation modulates β-cell ER stress and antioxidative defense pathways and prevents type 1 diabetes in gluten-free BioBreeding rats

Pinar Sargin, Mark F. Roethle, Shuang Jia et al. · 2022 · Gut Microbes

The increasing incidence of Type 1 diabetes has coincided with the emergence of the low-fiber, high-gluten Western diet and other environmental factors linked to dysbiosis. Since Lactiplantibacillus plantarum 299 v (Lp299v) supplementation improves gut barrier function and reduces systemic inflammation, we studied its effects in spontaneously diabetic DRlyp/lyp rats provided a normal cereal diet (ND) or a gluten-free hydrolyzed casein diet (HCD). All rats provided ND developed diabetes (62.5±7.7 days); combining ND with Lp299v did not improve survival. Diabetes was delayed by HCD (72.2±9.4 day

View details →DOI: 10.1080/19490976.2022.2136467Cited by 10
Negative / Null Result ReportOpen accessAgricultural and Biological Sciences

Influence of soil properties for improving productivity and grain quality of rainfed rice

Chitra Priyadarshani, Ranjan Laik, Sumit Sow et al. · 2025 · Archives of Agronomy and Soil Science

Integrated crop residue management with micronutrient application can effectively addresses dual challenges of maintaining productivity while enhancing grain nutritional quality of rice in calcareous soils. This study evaluated the role of different soil properties for enhancing yield and grain quality of rice under 29 years of long-term effects of crop residue incorporation and zinc (Zn) fertilization in calcareous Typic Haplaquepts soils. Results showed 100% crop residue incorporation significantly enhanced soil organic carbon (SOC), available nitrogen, available Zn, soil respiration, and we

View details →DOI: 10.1080/03650340.2025.2603669Cited by 10
Negative / Null Result ReportOpen accessAgricultural and Biological Sciences

Bioremediation of Synthetic Dyes by White-Rot Fungi: Enzymatic Mechanisms, Biosorption, and Environmental Applications

Anna Carolina Bruno Ferreira, Ygor Velloso Tavares, Nina Rezende Fontana et al. · 2026 · Molecules

The widespread utilization of synthetic dyes within the textile industry, driven by their chemical recalcitrance and diverse chromatic spectra, constitutes a significant global environmental challenge. Improper discharge of these highly stable effluents into natural water bodies leads to severe ecological imbalances, affecting aquatic life and soil integrity while posing indirect risks to human health due to their mutagenic potential. Conventional physicochemical treatment methods are often hindered by prohibitive operational costs and the frequent generation of hazardous secondary pollutants.

View details →DOI: 10.3390/molecules31071085Cited by 10
Negative / Null Result ReportOpen accessMedicine

EFFECTS OF ROUTINE PHYSICAL THERAPY WITH AND WITHOUT HIGH INTENSITY INTERVAL TRAINING ON BALANCE, QUALITY OF LIFE AND FUNCTION IN PARKINSON’S DISEASE PATIENTS

Muhammad Junaid Tahir, Komal Tehzeeb, Farah Javaid et al. · 2023

Background: Parkinson's disease, is a degenerative neurological disorder, may have an adverse effect on movement, balance, and coordination. Physical therapy, a frequent Parkinson's disease treatment, tries to improve the patient's…

View details →DOI: 10.53555/jptcp.v30i19.3685Cited by 10
Negative / Null Result ReportOpen accessMedicine

Identifying SCS Trial Responders Immediately After Postoperative Programming with ECAP Dose-Controlled Closed-Loop Therapy

Jason E. Pope, Ajay Antony, Erika Petersen et al. · 2024 · Pain and Therapy

INTRODUCTION: Drawbacks of fixed-output spinal cord stimulation (SCS) screening trials may lead to compromised trial outcomes and poor predictability of long-term success. Evoked compound action potential (ECAP) dose-controlled closed-loop…

View details →DOI: 10.1007/s40122-024-00631-4Cited by 10
Negative / Null Result ReportOpen accessMedicine

Why Is Clozapine Uniquely Effective in Treatment-Resistant Schizophrenia? A Review and Proposal

Robin Murray, Alice Egerton, Yueming Gao et al. · 2025 · Biological Psychiatry

Much is known about the use, benefits, and side-effects, of clozapine in treatment resistant schizophrenia (TRS). However, why clozapine is more effective than other antipsychotics in TRS remains unclear. This paper addresses this question. TRS patients show glutamate abnormalities, and clozapine has widespread effects on glutamate. However, these actions have not been proven different to those of other antipsychotics. Immune dysfunction is also reported in TRS, and clozapine has anti-inflammatory actions, but these have not been correlated with clinical improvement. Currently, there is much i

View details →DOI: 10.1016/j.biopsych.2025.06.011Cited by 10
Negative / Null Result ReportOpen accessMedicine

Effects of Acyclovir and IVIG on Behavioral Outcomes after HSV1 CNS Infection

Chandran Ramakrishna, Mari S. Golub, Abby J. Chiang et al. · 2017 · Behavioural Neurology

Herpes simplex virus 1 (HSV) encephalitis (HSE) has serious neurological complications, involving behavioral and cognitive impairments that cause significant morbidity and a reduced quality of life. We showed that HSE results from dysregulated central nervous system (CNS) inflammatory responses. We hypothesized that CNS inflammation is casually involved in behavioral abnormalities after HSE and that treatment with ACV and pooled human immunoglobulin (IVIG), an immunomodulatory drug, would improve outcomes compared to mice treated with phosphate buffered saline (PBS) or ACV alone. Anxiety level

View details →DOI: 10.1155/2017/5238402Cited by 10
Negative / Null Result ReportOpen accessMedicine

18F-PI-2620 Tau PET is associated with cognitive and motor impairment in Lewy body disease

Joseph R. Winer, Hillary Vossler, Christina B. Young et al. · 2024 · Brain Communications

Abstract Co-pathology is frequent in Lewy body disease, which includes clinical diagnoses of both Parkinson’s disease and dementia with Lewy bodies. Measuring concomitant pathology in vivo can improve clinical and research diagnoses and prediction of cognitive trajectories. Tau PET imaging may serve a dual role in Lewy body disease by measuring cortical tau aggregation as well as assessing dopaminergic loss attributed to binding to neuromelanin within substantia nigra. We sought to characterize 18F-PI-2620, a next generation PET tracer, in individuals with Lewy body disease. We recruited 141 p

View details →DOI: 10.1093/braincomms/fcae458Cited by 10
Negative / Null Result ReportOpen accessHealth Professions

Enhancing Patient Education with AI: A Readability Analysis of AI-Generated Versus American Academy of Ophthalmology Online Patient Education Materials

Allison Kufta, Ali R. Djalilian · 2025 · Journal of Clinical Medicine

Background/Objectives: Patient education materials (PEMs) in ophthalmology often exceed recommended readability levels, limiting accessibility for many patients. While organizations like the AAO provide relatively easy-to-read resources, topics remain limited, and other associations’ PEMs are too complex. AI chatbots could help clinicians create more comprehensive, accessible PEMs to improve patient understanding. This study aims to compare the readability of patient education materials (PEMs) written by the American Academy of Ophthalmology (AAO) with those generated by large language models

View details →DOI: 10.3390/jcm14196968Cited by 10
Negative / Null Result Report

Does Internal Mammary Node Irradiation for Breast Cancer Make a Significant Difference to the Diameter of the Internal Mammary Artery? Correlation with Computed Tomography

Gamze Durhan, Ahmet Gürkan Erdemir, Sezin Yuce Sari et al. · 2020 · Breast Care

Objective: Lymphatic irradiation in breast cancer improves locoregional control and has been shown to decrease distant metastasis. However, irradiation also accelerates the formation of atherosclerosis and can cause stenosis,…

View details →DOI: 10.1159/000508244Cited by 10
Negative / Null Result ReportOpen accessEnvironmental Science

Both species richness and growth forms affect nutrient removal in constructed wetlands: A mesocosm experiment

Yumei Luo, Quan Chen, Fan Liu et al. · 2023 · Frontiers in Ecology and Evolution

Introduction Plant richness is thought to improve the function of constructed wetlands (CWs), but most CWs are planted with monocultures, with only a few employed polycultures, which have drawn contradictory conclusions. We suppose functional diversity is the key to better performance of plant communities and hypothesize that CWs planted with diverse growth forms are superior in plant growth and nutrient removal. Methods In this study, six emergent plant species categorized into slender type ( Schoenoplectus tabernaemontani, Typha orientalis ), fan type ( Iris sibirica, Acorus calamus ) and la

View details →DOI: 10.3389/fevo.2023.1139053Cited by 10