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Browse the failure-mode index

21,691 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 accessMedicine

Mapping intratumor heterogeneity across layers for advancing immunotherapy

Jean‐Christophe Marine, Osnat Bartok, Shira Sagie et al. · 2026 · Cell

Intratumor heterogeneity (ITH) encompasses genetic, epigenetic, transcriptional, proteomic, and immunopeptidomic diversity. Beyond genetic heterogeneity, it is increasingly clear that non-mutational heterogeneity and plasticity generate…

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Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Lactylation as a metabolic-epigenetic switch in cancer: dual roles in cell death resistance and therapeutic vulnerability

Chengjiao Yang, Ruici Yang, Binbin Zheng et al. · 2026 · Cell Death and Disease

Protein lactylation emerges as a pivotal metabolic rheostat, translating microenvironmental lactate flux into stable programs that orchestrate cancer treatment resistance. This review synthesizes recent advances under the framework of "Lactylation Switch in Cancer Vulnerabilities." We dissect the dominant enzymatic pathways (AARS1/2, KATs, HDACs) and non-enzymatic mechanisms (MGO/LGSH), alongside their critical structural underpinnings. Furthermore, we delineate how lactylation signals are interpreted by specific readers (e.g., TRIM33), directly reprogram non-histone protein function through s

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Negative / Null Result ReportOpen accessPsychology

Within-Person Association Between Daily Screen Use and Sleep in Youth

Matthew Bourke, Claudia I. Maddren, Franziska Sippel et al. · 2026 · Archives of Pediatrics and Adolescent Medicine

Importance: Understanding the within-person association between daily screen use and sleep can help clarify whether this association reflects potentially causal effects or confounding factors. Objective: To synthesize evidence on the…

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Negative / Null Result ReportOpen accessMedicine

Trajectories of plasma and CSF MTBR-tau243 and phosphorylated-tau species across the Alzheimer’s disease continuum

Lyduine Eisa Collij, Gemma Salvadó, Kanta Horie et al. · 2026 · Nature Communications

To efficiently implement plasma and cerebrospinal fluid (CSF) biomarkers for staging and prognosis of Alzheimer disease (AD), we must understand their dynamics across disease progression. We analyzed participants from the Swedish BioFINDER-2 study with mass spectrometry measurements of plasma and CSF tau species, including eMTBR-tau243/MTBR-tau243 and phosphorylation occupancies (%p-tau). Disease duration was estimated using Aβ-PET and tau-PET with the SILA algorithm. Bootstrapped LOESS models showed that %p-tau217 changes earliest, increasing just before Aβ-PET positivity. Other p-tau species

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Replication FailureOpen accessMedicine

Prophylactic Treatment of Patent Ductus Arteriosus With Acetaminophen

Jean‐Christophe Rozé, Gilles Cambonie, Cyril Flamant et al. · 2026 · Archives of Pediatrics and Adolescent Medicine

Importance: Controversies persist about management of the ductus arteriosus by nonsteroidal anti-inflammatory drugs in extremely preterm infants. Acetaminophen (paracetamol) appears to be a promising alternative with possibly fewer adverse…

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Negative / Null Result ReportOpen accessMathematics

Scale reliant inference

Michelle Pistner Nixon, Kyle C. McGovern, Maxwell A. Konnaris et al. · 2026 · The Annals of Applied Statistics

Many scientific fields, including human gut microbiome science, collect multivariate count data where the sum of the counts is unrelated to the scale of the underlying system being measured (e.g., total microbial load in a subject’s…

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Failed Experiment ReportOpen accessAgricultural and Biological Sciences

Probiotics and Fermented Foods in Human Nutrition

Irene Dini · 2026 · Molecules

Fermented foods and probiotics represent complementary yet distinct components of human nutrition. Fermented foods are shaped by biochemical transformations driven by microbial metabolism, whereas probiotics are live microorganisms that may confer health benefits to the host. In both cases, bacteria, yeasts, and filamentous fungi mediate key metabolic activities that generate bioactive compounds and modulate host-microbiota interactions. During fermentation, microbial communities synthesize organic acids, peptides, exopolysaccharides, vitamins, and other metabolites that enhance food safety, s

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Negative / Null Result ReportOpen accessEngineering

Optimization of binary binder blends for aqueous-based slurries of SiOx/C for next-generation lithium-ion batteries

Lorenzo Tamboia, Giorgio Montinaro, Elisa Ravesio et al. · 2026 · Journal of Cleaner Production

The growing demand for sustainable energy solutions has highlighted the crucial role of lithium-ion batteries (LIBs) in the global energy transition. However, the conventional use of polyvinylidene fluoride (PVDF) binders combined with…

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Negative / Null Result ReportOpen accessSocial Sciences

Fairness Across the World

Ingvild Almås, Alexander W. Cappelen, Erik Ø. Sørensen et al. · 2026 · The Quarterly Journal of Economics

Abstract This article provides the first comprehensive global evidence on people’s fairness and efficiency preferences, beliefs about the sources of inequality and the efficiency cost of redistribution, and policy attitudes toward redistribution. Using a globally harmonized consequential experiment with more than 65,000 individuals across 60 countries, we show that the source of inequality plays a substantially larger role for inequality acceptance than the efficiency cost of redistribution. At the global level, implemented inequality increases by 85% when inequality is caused by merit rather

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Negative / Null Result ReportOpen accessBiochemistry, Genetics and Molecular Biology

Dynamics of natural selection preceding human viral epidemics and pandemics

Jennifer L. Havens, Sergei L. Kosakovsky Pond, Jordan D. Zehr et al. · 2026 · Cell

Using a phylogenetic framework to characterize natural selection, we investigate the hypothesis that zoonotic viruses require adaptation prior to zoonosis to sustain human-to-human transmission. Examining the zoonotic emergence of Ebola…

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Negative / Null Result ReportOpen accessEconomics, Econometrics and Finance

The Dollar during the Great Recession: The Information Channel of U.S. Monetary Policy and the “Flight to Safety”

Vania Stavrakeva, JENNY TANG · 2026 · The Journal of Finance

ABSTRACT Conventional wisdom holds that lowering a home country's interest rate relative to another's will depreciate the domestic currency. We document that, at business‐cycle frequencies, U.S. forward guidance monetary policy easings had…

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Negative / Null Result ReportOpen accessMedicine

Ferroptosis in cardiovascular diseases: molecular mechanisms and a novel therapeutic target

Suli Yu, Zhen Pang, Hong Fang et al. · 2026 · Molecular Biomedicine

Ferroptosis, a regulated cell death modality driven by iron accumulation and lipid peroxidation, has emerged as a pivotal pathophysiological mechanism across a broad spectrum of cardiovascular diseases (CVDs), which remain the leading cause of global mortality. Although robust preclinical evidence indicates that modulation of ferroptosis attenuates myocardial and vascular injury, clinical translation is constrained by incomplete understanding of context-specific roles, the paucity of validated biomarkers, and the absence of targeted therapeutics with acceptable safety profiles. In this Review,

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Negative / Null Result ReportOpen accessMedicine

Pathogen-specific host response in critically ill patients with blood stream infections: a nested case–control study

Joe M. Butler, Hessel Peters Sengers, Tom D. Y. Reijnders et al. · 2025 · EBioMedicine

BACKGROUND: Knowledge of the contribution of the pathogen to the heterogeneity of the host response to infection is limited. We aimed to compare the host response in critically ill patients with a bloodstream infection (BSI). METHODS: RNA profiles were determined in blood obtained between one day before and after a positive blood culture. Differential expression and pathway analyses were performed on independent patients' samples by RNA sequencing (discovery) or microarray (validation). Additional patients were included for the discovery and validation of transcriptome classifiers of pathogen-

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Negative / Null Result ReportOpen accessMedicine

Oral PRI-002 treatment in patients with MCI or mild AD: a randomized, double-blind phase 1b trial

Janine Kutzsche, Nicoleta Carmen Cosma, Gunther Kauselmann et al. · 2025 · Nature Communications

Self-replicating amyloid beta (Aβ) oligomers are considered as one of the major drivers for disrupted synaptic function and plasticity, leading to impaired neuronal viability and progression of Alzheimer's disease (AD). Here, we investigated the safety, tolerability and pharmacokinetics of the anti-oligomeric peptide PRI-002, which was developed to disassemble toxic Aβ oligomers into non-toxic monomers. In a randomized, double-blind, single-center phase 1b trial, 20 patients aged between 50 and 80 years, with mild neurocognitive impairment (MCI) or mild dementia due to AD were recruited. Eligi

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Negative / Null Result ReportOpen accessPsychology

Mindfulness-based stress reduction training supplemented with physiological signals from smartwatch improves mindfulness and reduces stress, but not anxiety and depression

Sylwia Sumińska, Andrzej Rynkiewicz · 2025 · PLoS ONE

INTRODUCTION: Mindfulness-Based Stress Reduction (MBSR) helps counteract the negative consequences of stress. An essential aspect of mind-body therapies is learning to be mindful of emotional reactions and bodily sensations, a process defined as interoceptive awareness. This awareness can also be enhanced by providing physiological feedback from a smartwatch. However, the impact of using smartwatch-generated physiological signals during mindfulness training has not been studied yet. The study aims at verifying, whether physiological signals from a smartwatch would support the MBSR. METHODS: We

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Negative / Null Result ReportOpen accessMedicine

COSMIN review of the PANSS Marder factor solution and other factor models in people with schizophrenia

Maximilian Roithmeier, Simon Geck, Markus Bühner et al. · 2025 · Schizophrenia

Abstract The Positive and Negative Syndrome Scale (PANSS) is widely used to assess schizophrenia symptoms. Initially designed with three subscales, Marder et al.´s 5-factor-Model (M5M) first proposed in 1997 has been frequently used in treatment trials, but it has never been systematically reviewed for its measurement properties. We utilized the COnsensus-based Standards for the selection of health Measurement INstruments (COSMIN) guideline for systematic reviews and meta-analytical procedures to assess the psychometric properties of the M5M-PANSS. COSMIN comprises several steps: literature se

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Negative / Null Result ReportOpen accessEarth and Planetary Sciences

Comparison of water models for structure prediction

Bálint Soczó, Ildikó Pethes · 2025 · Journal of Molecular Liquids

Describing the interactions of water molecules is one of the most common, yet critical, tasks in molecular dynamics simulations . Because of its unique properties, hundreds of attempts have been made to construct an ideal interaction potential model for water. In various studies, the models have been evaluated based on their ability to reproduce different properties of water. This work focuses on the atomic-scale structure in the liquid phase of water. Forty-four classical water potential models are compared to identify those that can accurately describe the structure in alignment with experim

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Negative / Null Result ReportOpen accessEngineering

Integrating Computer Vision and GIS for Large-Scale Morphological Mapping and Driving Force Analysis of Vernacular Courtyard Dwellings

Lihua Liang, Xiaodong Li, Shutong Liu et al. · 2026 · Buildings

This study develops and applies an integrated methodology that combines deep learning-based computer vision and spatial statistics to automate the large-scale identification and analysis of morphological features in vernacular courtyard dwellings. Focusing on Liangshuaixiu dwellings in Wu’an, southern Hebei, we trained an HRNetV2 semantic segmentation model on high-resolution satellite imagery to identify and extract contours for 134,280 courtyard spaces. Core morphological parameters (area, orientation) were calculated and analyzed using GIS spatial statistics and the geographic detector mode

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Negative / Null Result ReportOpen accessPhysics and Astronomy

Evidence for Neutrino Emission from X-Ray-bright Active Galactic Nuclei with IceCube

R. Abbasi, M. Ackermann, J. Adams et al. · 2026 · The Astrophysical Journal Letters

Abstract Recently, IceCube reported neutrino emission from the Seyfert galaxy NGC 1068. Using 13.1 yr of IceCube data, we present a follow-up search for neutrino sources in the northern sky. NGC 1068 remains the most significant neutrino source among 110 preselected gamma-ray emitters while also being spatially compatible with the most significant location in the northern sky. Its energy spectrum is characterized by an unbroken power-law with spectral index γ = 3.4 ± 0.2. Consistent with previous results, the observed neutrino flux exceeds its gamma-ray counterpart by at least 2 orders of magn

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Negative / Null Result ReportOpen accessImmunology and Microbiology

Evaluation of antimicrobial resistance governance across 193 countries to inform the 2026 Global Action Plan update

Weiye Chen, Yige Zeng, Jinxin Zheng et al. · 2026 · Nature Medicine

Antimicrobial resistance (AMR) poses a major global health threat, yet the effectiveness of national action plans (NAPs) remains uncertain. Here we developed a multidimensional One Health governance index through a structured Delphi expert…

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Negative / Null Result ReportOpen accessComputer Science

Confounding factors and biases abound when predicting molecular biomarkers from histological images

Muhammad Dawood, Kim Branson, Sabine Tejpar et al. · 2026 · Nature Biomedical Engineering

Deep learning models that infer clinically relevant biomarker status from tissue images are being explored as rapid and low-cost alternatives to molecular testing. Here we show, through statistical analysis across multiple cancer types, datasets and modelling approaches, that the datasets used to train these models contain strong dependencies between biomarkers and clinicopathological features, which prevent models from isolating the effect of a single biomarker and lead them to learn confounded signals. Consequently, their prediction accuracy varies substantially with the status of codependen

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Negative / Null Result ReportMedicine

Adjuvant pembrolizumab plus belzutifan versus pembrolizumab for clear cell renal cell carcinoma (ccRCC): The randomized phase 3 LITESPARK-022 study.

Toni K. Choueiri, R Motzer, Jose A. Karam et al. · 2026 · Journal of Clinical Oncology

LBA418 Background: Adjuvant pembrolizumab is a standard of care for patients with ccRCC at increased risk of recurrence following nephrectomy based on the phase 3 KEYNOTE-564 study (N Engl J Med 385:683; N Engl J Med 390:1359). Combination…

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Negative / Null Result ReportOpen accessImmunology and Microbiology

Endothelial STING and STAT1 mediate IFN-independent effects of IL-6 in an endotoxemia-induced model of shock

Nina Martino, Erin Sanders, Ramon Bossardi Ramos et al. · 2025 · Journal of Clinical Investigation

Severe systemic inflammatory reactions, including sepsis, often lead to shock, organ failure, and death, in part through an acute release of cytokines that promote vascular dysfunction. However, little is known about the vascular endothelial signaling pathways regulating the transcriptional profile in failing organs. Our work focused on signaling downstream of IL-6, due to its clinical importance as a biomarker for disease severity and predictor of mortality. Here, we show that loss of endothelial expression of the IL-6 pathway inhibitor SOCS3 promoted a type I IFN-like (IFNI-like) gene signat

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Negative / Null Result ReportOpen accessPhysics and Astronomy

Unraveling the Relaxation Dynamics of Uracil: Insights from Time-Resolved X-ray Photoelectron Spectroscopy

Davide Faccialà, M. Bonanomi, Bruno Nunes Cabral Tenorio et al. · 2025 · Journal of the American Chemical Society

High Resolution Image Download MS PowerPoint Slide We report a study of the electronic and nuclear relaxation dynamics of the photoexcited RNA base uracil in the gas phase using time-resolved core-level photoelectron spectroscopy together with high-level calculations. The dynamics was investigated by trajectory surface hopping calculations, and the core ionization energies were calculated for geometries sampled from these. The molecule was excited by a UV laser and dynamics probed on the oxygen, nitrogen, and carbon sites by core electron spectroscopy. We find that the main de-excitation chann

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Negative / Null Result ReportOpen accessEnvironmental Science

Kriging prior regression: A case for kriging-based spatial features with TabPFN in soil mapping

Jonas Schmidinger, Viacheslav Barkov, Sebastian Vogel et al. · 2025 · Computers and Electronics in Agriculture

Machine learning and geostatistics are two fundamentally different frameworks for the prediction and spatial mapping of soil properties. Geostatistics leverages the spatial structure of soil properties, whereas machine learning models capture the relationship between available environmental features and soil properties. We propose a hybrid framework that augments machine learning with spatial context through the engineering of ‘spatial lag’ features derived from ordinary kriging. We call this approach ‘kriging prior regression’ (KpR), as it reverses the logic of regression kriging by incorpera

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Negative / Null Result ReportOpen accessHealth Professions

Occupational injury severity among healthcare workers: a retrospective study

Ghassan M. Khairallah, Samar Al‐Hajj, Hani O. Mowafi et al. · 2025 · BMC Public Health

BACKGROUND: Healthcare workers (HCWs) are exposed to a multitude of hazards in the hospital environment, increasing their risks of sustaining injuries at a higher rate compared to workers in other sectors and resulting in substantial level…

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