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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.

21346 results · page 543 of 712

Negative / Null Result ReportMedicine

Effects of 14 days of head-down bed rest with or without exercise, and subsequent recovery on bone turnover, density and structure in older adults.

Hajj-Boutros G, Faust A, Mastrandrea C et al. · 2026 · Experimental physiology

Bed rest accelerates bone loss and may exacerbate skeletal fragility. This study examined the effects of 14 days of head-down tilt bed rest (HDBR) with or without exercise, and subsequent recovery, on bone turnover, density and structure…

View details →DOI: 10.1113/ep093753
Negative / Null Result ReportMedicine

A multicenter, open-label phase Ib/II study of cadonilimab (anti PD-1 and CTLA-4 bispecific antibody) monotherapy in previously treated advanced non-small-cell lung cancer (AK104-202 study).

Zhao Y, Ma Y, Fan Y et al. · 2023 · Lung cancer (Amsterdam, Netherlands)

Purpose This study aimed to evaluate the efficacy and safety of cadonilimab (anti PD-1 and CTLA-4 bispecific antibody) in patients with previously treated metastatic non-small-cell lung cancer (NSCLC). Methods In this multicenter,…

View details →DOI: 10.1016/j.lungcan.2023.107355
Negative / Null Result ReportOpen accessMedicine

Evidence-Based Management of MASLD: GRADE Evaluation of Pharmacological Therapies.

Karavia EA, Pittaras A, Andreopoulou O et al. · 2026 · Pharmaceuticals (Basel, Switzerland)

Background/Objectives: Non-alcoholic fatty liver disease (NAFLD), recently redefined as metabolic dysfunction-associated steatotic liver disease (MASLD), represents a growing global health burden closely linked to obesity, insulin…

View details →DOI: 10.3390/ph19040605
Negative / Null Result ReportOpen accessMedicine

Prospective randomized trial of tumor-treating fields with chemoradiation in newly diagnosed glioblastoma.

Limon D, Bokstein F, Blumenthal DT et al. · 2026 · Neuro-oncology advances

Background Tumor-treating fields (TTFields) have demonstrated efficacy in newly diagnosed glioblastoma (ndGBM) when combined with adjuvant temozolomide (TMZ). Preclinical studies suggest that TTFields enhance the therapeutic effect of…

View details →DOI: 10.1093/noajnl/vdag106
Negative / Null Result ReportMedicine

Parental gut microbiota dysbiosis is associated with cross-generationally shared DNA methylation patterns and autism-like behaviors in offspring.

Chen B, Wang Q, Xue X et al. · 2026 · NPJ biofilms and microbiomes

Autism spectrum disorder (ASD) is a complex neurodevelopmental condition arising from interactions between genetic and environmental factors. The interplay between the microbiota-gut-brain axis and epigenetics has been implicated in ASD,…

View details →DOI: 10.1038/s41522-026-01041-4
Negative / Null Result ReportMedicine

Titanium-adhesive vitronectin promotes peri-implant bone formation via cell adhesion acceleration: An experimental study.

Takeuchi H, Akiba Y, Van Quang N et al. · 2026 · Journal of prosthodontic research

Purpose Osseointegration begins at the initial blood-implant contact; however, titanium-adhesive blood proteins remain incompletely defined. We used a structure-free, nano-smooth titanium substrate (Ra ≈ 0.6 nm) to identify…

View details →DOI: 10.2186/jpr.jpr_d_25_00199
Negative / Null Result ReportMedicine

Long-term stability of autoantibody-based serological profiles in systemic lupus erythematosus.

Riancho-Zarrabeitia L, Barrena OI, Santos-Gomez M et al. · 2026 · Reumatologia clinica

Background/objectives Systemic lupus erythematosus (SLE) is a heterogeneous autoimmune disease marked by diverse autoantibodies. While serological clusters have been associated with distinct clinical phenotypes, most existing studies rely…

View details →DOI: 10.1016/j.reumae.2026.502172
Negative / Null Result ReportMedicine

Maternal prenatal stress is associated with altered MRI-derived placental diffusivity in low-risk pregnancies and pregnancies with Congenital Heart Disease.

Bonthrone AF, Cromb D, Javed SA et al. · 2026 · Placenta

Objectives To assess if maternal stress is higher in pregnancies with congenital heart disease (CHD) compared to low-risk pregnancies and if maternal stress is associated with placental microstructure and function. To explore if CHD alters…

View details →DOI: 10.1016/j.placenta.2026.05.027
Negative / Null Result ReportMedicine

Mice with humanized FXR ligand-binding domain display distinct metabolic responses upon pharmacological FXR stimulation.

Li J, de Vries HD, Ustyantsev K et al. · 2026 · Journal of lipid research

Farnesoid-x-receptor (FXR), a bile acid (BA)-activated nuclear receptor, is a therapeutic target for cholestatic and metabolic liver diseases. However, species differences in BA metabolism and FXR signaling hamper translation from mice to…

View details →DOI: 10.1016/j.jlr.2026.101088
Negative / Null Result ReportMedicine

Statin intervention does not slow early-intermediate stage AMD progression.

Kirk C, Smith E, Wozniak A et al. · 2026 · Cutaneous and ocular toxicology

Purpose Emerging evidence supports a protective role of statins at preventing the progression of early-intermediate stage non-neovascular (dry) AMD. Clinical findings, however, remain equivocal as to the beneficial effects of statin use…

View details →DOI: 10.1080/15569527.2026.2646451
Negative / Null Result ReportMedicine

Sweep Flow Nitric Oxide Effects on Coagulation, Inflammation, and Endothelial System Activation During Extracorporeal Membrane Oxygenation.

Mattke AC, Schlapbach LJ, Takashima M et al. · 2026 · ASAIO journal (American Society for Artificial Internal Organs : 1992)

Extracorporeal membrane oxygenation (ECMO) can trigger a systemic inflammatory response syndrome (SIRS) with activation of inflammatory, endothelial, and coagulation system pathways. We assessed in a randomized trial whether a) sweep flow…

View details →DOI: 10.1097/mat.0000000000002709
Negative / Null Result ReportMedicine

<i>Tet2</i> and <i>Jak2</i> clonal hematopoiesis do not modify murine tauopathy.

Gaebel L, Gerhardt T, Khamhoung A et al. · 2026 · Journal of Alzheimer's disease : JAD

BackgroundClonal hematopoiesis (CH) increases with age and elevates the risk of numerous age-associated diseases. However, the association between CH and neurodegenerative diseases has remained unclear.ObjectiveWe tested the association…

View details →DOI: 10.1177/13872877261458734
Negative / Null Result ReportMedicine

PPARα activation with fenofibrate confers hippocampal neuroprotection but lacks disease-modifying efficacy in chronic temporal lobe epilepsy.

Zubareva OE, Melik-Kasumov TB, Sinyak DS et al. · 2026 · Neurochemistry international

Activation of peroxisome proliferator-activated receptor alpha (PPARα) suppresses neuroinflammation and may interrupt epileptogenesis. We tested whether early intervention with the PPARα agonist fenofibrate exerts disease-modifying effects…

View details →DOI: 10.1016/j.neuint.2026.106206
Negative / Null Result ReportMedicine

CX3CR1<sup>+</sup> synovial macrophages accumulate in the joint during experimental hemophilic arthropathy but are not required for acute synovitis.

Lawrence AG, Murangi T, Chevalier A et al. · 2026 · Journal of thrombosis and haemostasis : JTH

Background Hemophilic arthropathy (HA) is a chronic joint disease caused by repeated joint bleeding in patients with hemophilia, leading to joint degeneration despite prophylactic treatment. The CX3CL1 (fractalkine)-CX3CR1 chemokine axis…

View details →DOI: 10.1016/j.jtha.2026.04.035
Negative / Null Result ReportMedicine

Describing the Utility of Fungal Blood Cultures in Patients Hospitalized at a Large Pediatric Academic Center.

Chiusaroli L, Chiusaroli L, Boustany M et al. · 2026 · The Pediatric infectious disease journal

Background Routine blood cultures (BCs) are frequently obtained in hospitalized children with suspected infection. Although bacterial pathogens are the primary concern, fungal infections remain a consideration in high-risk populations,…

View details →DOI: 10.1097/inf.0000000000005282
Negative / Null Result ReportMedicine

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling.

Lerma-Clavero A, Kopsida M, Arendt N et al. · 2026 · FEBS open bio

The unfolded protein response (UPR) plays an important role in tumor progression and cellular stress adaptation. In hepatocellular carcinoma (HCC), pharmacological inhibition of the protein kinase R-like endoplasmic reticulum kinase (PERK)…

View details →DOI: 10.1002/2211-5463.70252
Negative / Null Result ReportMedicine

Self-Assessment Versus Peer Assessment of Oncology Communication Skills in Medical Students: A Video-Based Pilot Study.

Dantas MCDS, Moreira SDNT, Pinto Júnior FEL · 2026 · Journal of cancer education : the official journal of the American Association for Cancer Education

Background Communication of difficult news is a core competency in oncology education. How accurately medical students self-assess their communication performance shapes formative learning and curriculum design. Purpose To examine…

View details →DOI: 10.1007/s13187-026-02898-x
Negative / Null Result ReportMedicine

Transcutaneous vagus nerve stimulation for postoperative pain reduction in patients with childhood trauma: A randomized controlled pilot study.

Butzlaff R, Christoph C, Puhl L et al. · 2026 · Journal of psychosomatic research

Background Transcutaneous auricular vagus nerve stimulation (taVNS) is a promising non-pharmacological approach for postoperative pain management, but its interaction with childhood trauma (CT) remains unclear. This three-armed randomized…

View details →DOI: 10.1016/j.jpsychores.2026.112874
Negative / Null Result ReportMedicine

Female sex hormones do not drive the sex-specific mechanisms of obesity-related hypertension.

Barris CT, Kress TC, Antonova G et al. · 2025 · American journal of physiology. Heart and circulatory physiology

The global rise in obesity parallels the increasing rates of hypertension and cardiovascular disease (CVD). These trends, and recent clinical and experimental data, have revealed that obesity abolishes the protection from CVD typically…

View details →DOI: 10.1152/ajpheart.00630.2025
Negative / Null Result ReportMedicine

COP9 signalosome deneddylation activity is required for proliferation but not dedifferentiation of vascular smooth muscle cells in neointimal hyperplasia.

Giri S, Wang X · 2026 · American journal of physiology. Heart and circulatory physiology

Neointimal hyperplasia (NH) is a prominent pathological consequence following vascular injury and is driven in part by aberrant vascular smooth muscle cell (VSMC) proliferation. COP9 signalosome (CSN) subunit 5 (CSN5/JAB1/COPS5) is the…

View details →DOI: 10.1152/ajpheart.00160.2026
Negative / Null Result ReportMedicine

Effects of environmental enrichment on lymph node mitochondrial-redox status and immune response in adult male C57BL/6 mice.

de Sousa Fernandes MS, Kanashiro A, da Silva Fidélis DE et al. · 2026 · Scientific reports

Environmental enrichment (EE), an experimental paradigm promoting cognitive, sensory, social, and motor stimulation, has been associated with neuroprotective effects. Although EE modulates immune function, its influence on the basal redox…

View details →DOI: 10.1038/s41598-026-55690-8