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Browse the failure-mode index

12,379 real negative results, null findings, and replication failures in Medicine. 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

<i>In vitro</i> and <i>in vivo</i> anthelmintic activity of <i>Artemisia absinthium</i> against gastrointestinal nematodes of free-grazing goats from Ayacucho, Peru.

Flores-Prado V, Godoy-Padilla D, Limaymanta-Zavala M et al. · 2025 · Journal of advanced veterinary and animal research

Objective The study assessed the anthelmintic activity of Artemisia absinthium ethanolic extract for controlling gastrointestinal nematodes in goats, both in vitro using infective larvae and in vivo in naturally infected goats under…

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Negative / Null Result ReportMedicine

Magnesium sulfate in the management of acute ischemic stroke: A review of the literature and future directions.

Feygin MS, Brenner A, Tanweer O · 2025 · Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association

Background The management of acute ischemic stroke (AIS) was revolutionized within the last 15 years with the introduction of mechanical thrombectomy (MT) to standard of care. Despite the success of mechanical thrombectomy (MT) in…

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Negative / Null Result ReportMedicine

Five-year oncological outcomes after enhanced recovery after surgery (ERAS) compared to conventional care for colorectal cancer: a retrospective cohort of 981 patients.

Tidadini F, Trilling B, Sage PY et al. · 2024 · Techniques in coloproctology

Background The enhanced recovery after surgery (ERAS) protocol has been introduced over the past three decades for patients undergoing colorectal surgery. However, the effect of this program on long-term survival is poorly studied. We…

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Negative / Null Result ReportMedicine

Plasma clearance of 5-fluorouracil is more influenced by variations in glomerular filtration rate than by uracil concentration.

Matheux A, Collas L, Grisard M et al. · 2024 · Cancer chemotherapy and pharmacology

Objectives The use of plasma uracil measurements to detect dihydropyrimidine dehydrogenase (DPD) deficiency is one of the methods for preventing toxicities associated with fluoropyrimidines, including 5-Fluorouracil (5-FU). Unfortunately,…

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Negative / Null Result ReportOpen accessMedicine

Comparison of thrombectomy alone versus bridging thrombolysis in a US population using regression discontinuity analysis.

Kim Y, Salazar-Marioni S, Abdelkhaleq R et al. · 2025 · Scientific reports

The role of intravenous thrombolysis (IVT) in combination with endovascular thrombectomy (EVT) for the treatment of large vessel occlusion acute ischemic stroke has been evaluated exclusively outside the US, in randomized clinical trials…

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Failed Experiment ReportOpen accessMedicine

Diagnostic Challenges of LRP4 Antibody Testing in Myasthenia Gravis: A Case Series of Four LRP4 Positive Cases With Uncertain Diagnostic Significance.

Kinnard KR, Khalid E · 2026 · Case reports in neurological medicine

Myasthenia gravis is an autoimmune disorder characterized by muscle weakness due to impaired neuromuscular transmission. While antibodies against the acetylcholine receptor and muscle-specific kinase are commonly used for diagnosis, a…

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Failed Experiment ReportOpen accessMedicine

Enhancing the efficacy of VEGF inhibitors by co-inhibition of HIF in the treatment of glioblastoma.

Harbi E, Byrne YY, Bozbey HU et al. · 2026 · Apoptosis : an international journal on programmed cell death

Glioblastoma is the most aggressive and most common grade 4 tumor of the central nervous system (CNS). Despite standard treatments such as surgical resection and chemoradiotherapy, overall survival (OS) usually does not exceed 14-16 months…

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Negative / Null Result ReportMedicine

Comparison of Two Techniques to Assess Muscle Mass Loss During ICU Stay: Muscle Ultrasound vs Bioelectrical Impedance Analysis.

Šostakaitė G, Jauniškytė M, Budrys D et al. · 2025 · Nutrition (Burbank, Los Angeles County, Calif.)

Background and aims Muscle wasting is a prevalent issue among long-term critically ill patients and is associated with adverse clinical outcomes. Evaluating muscle mass in the ICU presents challenges due to the lack of a consistent…

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Negative / Null Result ReportOpen accessMedicine

Cannabidiol as a treatment for cocaine use disorder: a scoping review.

Dos Santos LC, da Cunha VB, Ribeiro JM et al. · 2026 · Naunyn-Schmiedeberg's archives of pharmacology

Cocaine use disorder (CUD) remains a major public health challenge with limited effective therapeutic options. Cannabidiol (CBD) has been proposed as a potential treatment due to its neuroprotective and anti-craving properties. This…

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Failed Experiment ReportOpen accessMedicine

Historical Perspective of HER2 Testing and Treatment in Prostate Cancer.

Zamalloa N, Rose J, Lap CJ et al. · 2026 · Current oncology (Toronto, Ont.)

Human epidermal growth factor receptor 2 (HER2) is a molecular target of interest in prostate cancer due to its association with poor prognosis and its potential role in androgen receptor signaling. However, earlier clinical trials…

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Negative / Null Result ReportOpen accessMedicine

The promise of IL-1β modulation in NSCLC clinical context.

Ghiringhelli F, Rébé C · 2026 · Frontiers in immunology

Emerging preclinical evidence challenges the long-standing assumption that Interleukin-1β (IL-1β) uniformly promotes non-small cell lung cancer (NSCLC). We show that, in the context of chemo-immunotherapy, IL-1β enhances anti-tumor…

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Negative / Null Result ReportOpen accessMedicine

Evaluation of the utility of cardiac biomarkers for risk stratification in patients with lower extremity artery disease: A retrospective study.

Schweiger L, Raggam RB, Toth-Gayor G et al. · 2025 · PloS one

Critical limb threatening ischemia (CLTI) is associated with a one-year mortality rate of up to 25% making prompt diagnosis essentially. This study aims to investigate if cardiac biomarkers may serve as an effective tool for risk…

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Negative / Null Result ReportOpen accessMedicine

USP13 Downregulation Distinguishes Malignant from Adjacent Non-Neoplastic Prostate Tissue and Suggests Altered PTEN-Related Regulatory Pathways in a Korean Cohort.

Kim JH, Song M, Lee KW et al. · 2026 · Life (Basel, Switzerland)

Ubiquitin-specific protease 13 (USP13) is a deubiquitinating enzyme that stabilizes phosphatase and tensin homolog deleted on chromosome 10 (PTEN), a well-established tumor suppressor involved in PI3K/AKT signaling. This study aimed to…

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Negative / Null Result ReportMedicine

Pigmented Villonodular Synovitis: A Metastatic Melanoma Imitator.

Fields BC, Jain AJ, Prieto VG et al. · 2024 · The American Journal of dermatopathology

Abstract A 45-year-old woman with a history of previously treated left plantar foot melanoma presented with a left thigh mass. Fine needle aspiration findings were concerning for metastatic melanoma (MM). Imaging was remarkable for…

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Negative / Null Result ReportMedicine

Retrospective Evaluation of Bone Turnover Markers in Serum for the Prediction of Metastases Development in Breast Cancer Patients: A Cohort Study.

Kasoha M, Findeklee S, Nigdelis MP et al. · 2024 · Biomedicines

Background Serum bone turnover markers might play a role in the prediction of the development of bone metastases in breast cancer (BC) patients. We conducted a retrospective cohort study to address the association of serum bone turnover…

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Negative / Null Result ReportOpen accessMedicine

Relationship Between Body Mass Index and the Incidence of Perineal Tears in Primigravid Women: A Retrospective Cross-Sectional Study at a Hospital in Mexico.

Sadek Azar R, Ramirez Roldan JF, Nuñez de la Vega JM · 2026 · Cureus

Introduction Perineal tears represent one of the main complications of vaginal delivery, with immediate and long-term consequences for maternal health. Although several factors have been associated with their occurrence, the role of…

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