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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.

21697 results · page 209 of 724

Failed Experiment ReportMedicine

Reinforcement mesh repair for persistent pleural leakage following VATS lobectomy: a case report and clinical insights.

Lizwan, Cynthia Chia · 2026 · Journal of cardiothoracic surgery

Early chest drain removal and discharge are standard in enhanced-recovery protocols after video-assisted thoracoscopic surgery (VATS) lobectomy, but rare wound complications may arise. We report a 71-year-old man who underwent uneventful…

View details →DOI: 10.1186/s13019-026-04483-1
Negative / Null Result ReportMedicine

Bacterial transfer-messenger RNA activates antiviral RNA sensing to induce inflammatory innate immune responses.

Matsumiya, Ding, Ikegami et al. · 2026 · Journal of immunology (Baltimore, Md. : 1950)

Pathogen-derived RNAs function as pathogen-associated molecular patterns (PAMPs) that activate innate immune responses through pattern recognition receptors (PRRs). While viral RNA is well established as a trigger of antiviral immunity,…

View details →DOI: 10.1093/jimmun/vkag149
Negative / Null Result ReportMedicine

Quantifying noise complaint intensity via multi-LLM and revealing vertical greenery mitigation thresholds.

Zhang, Zhang, Kwan et al. · 2026 · Social science & medicine (1982)

Urban noise pollution has become a critical environmental issue affecting residents' quality of life. Existing research struggles to capture heterogeneity in noise sensitivity across different populations and cannot precisely quantify the…

View details →DOI: 10.1016/j.socscimed.2026.119516
Negative / Null Result ReportMedicine

Prognostic value of combined FIB-4 and AFP in predicting survival after hepatectomy for hepatocellular carcinoma: a multicenter cohort study.

Yang, Yang, Du et al. · 2026 · BMC cancer

Accurate prognostic assessment remains challenging in patients with hepatocellular carcinoma (HCC). Although the fibrosis-4 (FIB-4) index is widely used for non-invasive evaluation of liver fibrosis, its prognostic value in HCC remains…

View details →DOI: 10.1186/s12885-026-16360-0
Negative / Null Result ReportMedicine

Bidirectional regulatory effects of frequency-dependent splenic apex electrical stimulation on peripheral immune suppression and central neural repair after spinal cord injury.

Sun, Wang, Lai et al. · 2026 · Neural regeneration research

The regulatory network of the spleen, a densely innervated immune hub, undergoes pathological remodeling following spinal cord injury. Whether targeted electrical stimulation of the spleen at specific frequencies can reverse peripheral…

View details →DOI: 10.4103/nrr.nrr-d-26-00245
Negative / Null Result ReportMedicine

Multicenter Analytical Comparison of Automated Quantitative Assays Versus Line Immunoassay for Anti-Ro/La Antibody Detection in Primary Sjögren's Syndrome.

Chen, Hu, Peng et al. · 2026 · Journal of immunology research

This multicenter study aimed to analytically compare the performance of automated quantitative assays-chemiluminescence immunoassay (CLIA) and multiplexed bead immunoassay (MBI)-for detecting anti-Ro/La antibodies in Chinese patients with…

View details →DOI: 10.1155/jimr/9771858
Negative / Null Result ReportMedicine

The prenylated pUS2 protein of pseudorabies virus contributes to phosphorylation of connexin 43 and suppression of gap junctional intercellular communication.

Tishchenko, De Boeck, Van Waesberghe et al. · 2026 · Journal of virology

Gap junctional intercellular communication (GJIC) enables the direct transfer of signaling molecules between neighboring cells and plays an important role in innate antiviral immunity by facilitating bystander defense responses. We…

View details →DOI: 10.1128/jvi.00773-26
Negative / Null Result ReportMedicine

Case Report: Retrospective surgeon-guided reassessment of clinical target volume delineation in low-dose radiotherapy for postoperative chylothorax: an eight-patient case series.

Lin, Lin, Chen · 2026 · Frontiers in medicine

Postoperative chylothorax is an uncommon but challenging complication after thoracic surgery. Low-dose external beam radiotherapy (RT) has been proposed as an adjunct treatment when conservative management or surgical intervention fails,…

View details →DOI: 10.3389/fmed.2026.1828683
Negative / Null Result ReportMedicine

Protective Effect of Salidroside Against Multiple Organs Ischemia-Reperfusion Injury: New Insights From Common and Specific Pharmacological Mechanisms.

Chi, Zheng, Guo et al. · 2026 · Drug design, development and therapy

Ischemia-percussion (I/R) injury describes a paradoxical phenomenon in which blood flow restoration following ischemia not only fails to salvage the tissue but also exacerbates tissue injury. Due to the unique physiological functions, cell…

View details →DOI: 10.2147/dddt.s608894
Negative / Null Result ReportMedicine

The longstanding issue of the benefit of ursodeoxycholic acid in primary sclerosing cholangitis: a long-term population-based study.

Mol, van Munster, Weersma et al. · 2026 · Journal of gastroenterology

Although ursodeoxycholic acid (UDCA) is commonly prescribed for primary sclerosing cholangitis (PSC), a beneficial long-term effect on solid clinical endpoints has not yet been established. This study evaluated the efficacy of UDCA on…

View details →DOI: 10.1007/s00535-026-02449-7
Negative / Null Result ReportMedicine

Comparison of augmented reality computed tomography-based and portable computed tomography-based navigation systems for acetabular cup placement in total hip arthroplasty.

Kobayashi, Naito, Tone et al. · 2026 · Journal of orthopaedic science : official journal of the Japanese Orthopaedic Association

This study aimed to compare the accuracy of acetabular cup placement in total hip arthroplasty (THA) using a computed tomography (CT)-based augmented reality (AR) navigation system and a CT-based portable navigation system, both employed…

View details →DOI: 10.1016/j.jos.2026.06.002
Negative / Null Result ReportMedicine

Temporal changes in parasternal intercostal muscle thickening in predicting weaning outcomes: A prospective observational study.

Helmy, Mahmoud Desouki, Mohamed Zayed et al. · 2026 · Medicina intensiva

To evaluate whether temporal changes in parasternal intercostal muscle thickening fraction during spontaneous breathing trials provide superior diagnostic accuracy for predicting outcomes of ventilator weaning compared to single…

View details →DOI: 10.1016/j.medine.2026.502547
Negative / Null Result ReportMedicine

Fish oil supplements in patients with chronic kidney disease.

Ferro, Thomas, Khattak et al. · 2026 · Clinical kidney journal

Cardiovascular disease (CVD) accounts for most of the increased morbidity and mortality associated with in chronic kidney disease (CKD). Cardiovascular risk emerges early in CKD, initially driven by atherosclerotic events but later…

View details →DOI: 10.1093/ckj/sfag168
Negative / Null Result ReportMedicine

What makes serious illness conversations acceptable? A mixed-methods study of patient and caregiver experiences in oncology and cardiology.

Ng, Yeo, Neo · 2026 · Palliative care and social practice

This study aimed to identify how contextual, dispositional, and relational factors intersect to shape the participant experience of serious illness conversations (SICs) while exploring the nuances of appraisal across different clinical…

View details →DOI: 10.1177/26323524261460927
Negative / Null Result ReportMedicine

Leveraging Synchrosqueezing Transform (SST)-based representations in a dual-stream attention framework to enhance sleep apnea detection and subtyping.

Zhao, Fu, Li et al. · 2026 · Frontiers in neuroscience

Sleep apnea and hypopnea syndrome (SAHS) is a prevalent disorder with profound adverse effects on health and overall quality of life, thereby necessitating the development of accurate and accessible screening tools. Electrocardiogram…

View details →DOI: 10.3389/fnins.2026.1853573
Negative / Null Result ReportMedicine

Virtual Screening and Zebrafish Phenotype-Based Evaluation Argues Against Repurposing 4-Phenylbutyrate for STXBP1-Related Disorders.

Frick, Whyte-Fagundes, Baraban · 2026 · Pharmacology research & perspectives

Syntaxin-binding protein 1 (STXBP1) mutations lead to severe epilepsy, intellectual disability, developmental delay, and movement disorder. Effective treatments for these conditions do not exist. Recent studies in Munc18-1 (STXBP1) C.…

View details →DOI: 10.1002/prp2.70285
ProtocolMedicine

Protocol: Comparative efficacy of 2 mL vs. 5 mL 0.375% ropivacaine in subparaneural upper trunk brachial plexus block for postoperative analgesia after arthroscopic shoulder surgery-a randomized noninferiority trial.

Lou, Zhang, Chen et al. · 2026 · Frontiers in medicine

Interscalene brachial plexus block (ISB) is the first-line analgesic technique for arthroscopic shoulder surgery, but it is associated with a > 90% incidence of ipsilateral hemidiaphragmatic paresis (HDP), which severely…

View details →DOI: 10.3389/fmed.2026.1865264
Negative / Null Result ReportMedicine

HbF/F-cell and the Phenotype of Sickle Cell Disease.

Lofters, Wilks, Lee et al. · 2026 · medRxiv : the preprint server for health sciences

Fetal hemoglobin (HbF) prevents the polymerization of sickle hemoglobin (HbS). HbF, measured usually as a percent of total hemoglobin (%HbF), is inversely associated with the severity of sickle cell disease (SCD) but fails to capture the…

View details →DOI: 10.64898/2026.06.02.26354737
Negative / Null Result ReportMedicine

Diffuse Cortical, Basal Ganglia, and Bilateral Middle Cerebellar Peduncle Diffusion Restriction in Severe Alcohol-Related Hypoglycemic Encephalopathy: A Case Report.

Rachidi, Amanallah, Benzakour et al. · 2026 · Cureus

Alcohol-induced hypoglycemia is an uncommon but potentially life-threatening metabolic complication, particularly in the setting of prolonged fasting and chronic alcohol use. We report the case of a 63-year-old man with a history of…

View details →DOI: 10.7759/cureus.108648
Negative / Null Result ReportMedicine

Angelica dahurica alleviates peripheral nerve injury-induced muscle atrophy via the Phlpp2-Akt-FoxO3α axis independently of analgesia.

Wu, Wang, Liu et al. · 2026 · Phytomedicine : international journal of phytotherapy and phytopharmacology

Peripheral nerve injury frequently causes refractory neuropathic pain and muscle atrophy. While clinical care focuses on analgesia, effective therapies for muscle wasting are lacking. Angelica dahurica (BZ) is known for its analgesic…

View details →DOI: 10.1016/j.phymed.2026.158376
Negative / Null Result ReportMedicine

VC-VTON: Toward Across-View and Multi-Posture-Driven Virtual Try-On via Spatiotemporal-Aware View-Consistency Training.

Ma, Wei, Cai et al. · 2026 · IEEE transactions on image processing : a publication of the IEEE Signal Processing Society

Virtual try-on (VTON) aims to synthesize specific fashion images dressed in given garments, which possesses great potential in real-world scenarios. Existing methods generally stand on the shoulder of the single-view VTON to train a…

View details →DOI: 10.1109/tip.2026.3700904