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Browse the failure-mode index

20,253 real negative results, null findings, and replication failures · Negative / Null Result Report. 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

Rat Sympathetic Neuron Calcium Channels Are Insensitive to Gabapentin.

Scott MB, Kammermeier PJ · 2024 · Pharmaceuticals (Basel, Switzerland)

The gabapentenoids such as gabapentin (GP) and pregabalin are approved for the treatment of chronic pain, but their utility is limited by persistent side effects. These adverse effects result from GPs affecting many types of neurons and…

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Negative / Null Result ReportOpen accessMedicine

Modulation of the Cardiovascular Risk in Type 1 Diabetic Rats by Endurance Training in Combination with the Prebiotic Xylooligosaccharide.

Choneva M, Delchev S, Hrischev P et al. · 2024 · International journal of molecular sciences

Diabetic cardiomyopathy is a major etiological factor in heart failure in diabetic patients, characterized by mitochondrial oxidative metabolism dysfunction, myocardial fibrosis, and marked glycogen elevation. The aim of the present study…

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Negative / Null Result ReportMedicine

Effect of polarized sunglasses on visual functions.

Ebrahimi F, Kangari H, Akbarzadeh-Bagheban A et al. · 2025 · International journal of ophthalmology

Aim To evaluate the effects of polarized and non-polarized sunglasses on visual functions, including distance and near visual acuity, phoria, stereopsis and contrast sensitivity across five spatial frequencies (1.5, 3, 6, 12, 18…

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Negative / Null Result ReportOpen accessMedicine

Thiamine status of whitefish (Coregonus maraena) in the Baltic Sea.

Hauber MM, Nordahl O, Todisco V et al. · 2026 · PloS one

Many coregonine species have declined drastically across the Northern Hemisphere, including populations of Coregonus maraena (whitefish) in the Baltic Sea, and the mechanisms leading to these declines are not well investigated. An abrupt…

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Negative / Null Result ReportOpen accessMedicine

Surgical Risk and Long-Term Mortality With PCI and CABG in Ischemic Left Ventricular Systolic Dysfunction.

Marquis-Gravel G, Tong G, Dodd M et al. · 2025 · Journal of the Society for Cardiovascular Angiography & Interventions

Background Coronary artery bypass grafting (CABG) improves survival compared with optimal medical therapy (OMT) alone in patients with ischemic left ventricular systolic dysfunction (iLVSD), but percutaneous coronary intervention (PCI) did…

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Negative / Null Result ReportOpen accessMedicine

A Randomized, Double-Blind, Placebo-Controlled Trial of an Ayurvedic Herbal Formulation and Vitamin C/E on Vascular Function in Patients with Cardiovascular Disease.

Salerno JW, Xu S, Rainforth M et al. · 2026 · Medicina (Kaunas, Lithuania)

Background and Objectives : Cardiovascular disease (CVD) is the leading cause of death globally. The World Health Organization has called for investigations into traditional systems of medicine for CVD prevention. Ayurveda includes a…

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Negative / Null Result ReportOpen accessMedicine

Suicide in later life: the role of frailty and depression.

Draper B, Wand APF · 2025 · Current opinion in psychiatry

Purpose of review Depression and physical illnesses have long been recognized as risk factors for suicidal behaviour in late life. Qualitative studies have previously identified frailty as being an issue in late life suicidal behaviour,…

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Negative / Null Result ReportOpen accessMedicine

A Pilot Randomized Controlled Trial of a Single-Session Digital Acceptance and Commitment Therapy Intervention.

Levin ME, Mukasa MN, Bowers EM et al. · 2025 · Behavioral sciences (Basel, Switzerland)

Adherence challenges are common among digital mental health interventions (DMHIs). Single-session DMHIs may help by providing a low-intensity intervention that takes less time to complete. This pilot randomized controlled trial sought to…

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Negative / Null Result ReportOpen accessMedicine

Effect of a mHealth intervention on health literacy in patients completing cardiac rehabilitation: A randomized controlled trial with one- and five-year follow-up.

Lunde P, Finbråten HS, Pripp AH et al. · 2025 · International journal of cardiology. Cardiovascular risk and prevention

Background and aims Adherence to treatment is a significant challenge for patients with cardiac disease. Optimizing health literacy (HL) is essential in this context. Mobile health (mHealth) interventions have been suggested to improve…

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Negative / Null Result ReportOpen accessMedicine

Endocannabinoid metabolism inhibition has no effect on spontaneous fear recovery or extinction resistance in Lister hooded rats.

Warren WG, Papagianni EP, Hale E et al. · 2022 · Frontiers in pharmacology

Endocannabinoid transmission is emerging as a target for treating anxiety-related disorders, given its regulation of fear extinction. Boosting anandamide levels via inhibition of its metabolism by fatty acid amide hydrolase (FAAH) can…

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Negative / Null Result ReportOpen accessMedicine

Effects of High-Intensity Interval Training on Steroid Hormones and Psychological Outcomes in Healthy Male Adolescents: A Randomized Controlled Trial.

Ouerghi N, Abassi W, Jebabli N et al. · 2026 · Sports (Basel, Switzerland)

The study investigated the effects of high-intensity interval training (HIIT) on cardiorespiratory fitness, hormonal, and psychological markers in adolescents. Twenty-eight healthy male adolescents were randomized to a HIIT group or a…

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Negative / Null Result ReportOpen accessMedicine

Randomized, double-blind trial of preoperative pregabalin versus placebo to improve quality of recovery after breast cancer surgery.

Toledo FV, Meletti JFA, Silva LMC et al. · 2026 · Brazilian journal of anesthesiology (Elsevier)

Introduction Surgery remains one of the most important treatments for breast cancer. In this context, the quality of postoperative recovery has become a key concern. Adequate control of acute pain is essential to optimize patient comfort…

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Negative / Null Result ReportOpen accessMedicine

The Use of Microporous Polysaccharide Hemospheres in Thyroid Surgery: A Retrospective Study on Safety and Clinical Outcomes.

Mariani C, Al Dababsekh A, Carta F et al. · 2025 · Medicina (Kaunas, Lithuania)

Background and Objectives : Hemostasis during thyroid surgery is crucial to avoid postoperative complications, particularly hematoma, which can cause life-threatening airway compromise. Arista™ AH, a plant-based absorbable hemostatic…

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