e-ISSN: Pending

Browse the failure-mode index

21,742 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 Report

Explainable Deep Learning for Lesion-Level Detection of Diabetic Retinopathy: A Segmentation Approach Using Fundus Images Graded as Mild-to-Moderate Nonproliferative Diabetic Retinopathy

Sato T, Nishitsuka K, Itoh T et al. · 2025 · Preprint

Deep learning has shown promise in diabetic retinopathy screening using fundus images. However, many existing models operate as “black boxes,” providing limited interpretability at the lesion level. This study aimed to develop an…

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Negative / Null Result ReportOpen accessMedicine

AcrIIA8 is a putative phage structural protein of the HTJ2 family that does not inhibit Streptococcus pyogenes Cas9.

An SY, Kim I, Hong SH et al. · 2026 · Protein science : a publication of the Protein Society

Anti-CRISPR (Acr) proteins are phage-encoded anti-defense factors that suppress CRISPR-Cas immunity in bacteria. AcrIIA8 was previously identified as an inhibitor of Streptococcus pyogenes Cas9 (SpyCas9) through functional assays of…

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Failed Experiment ReportMedicine

The agony of choice: Advancing sediment hazard assessment by using avoidance behaviour assays with Lumbriculus variegatus.

Hilgendorf J, Calisto V, Cardoso DN et al. · 2025 · Environmental toxicology and pharmacology

Sediments play a key role in chemical partitioning in aquatic ecosystems, acting as sinks for lipophilic and persistent compounds. However, sediment hazard assessment is limited, often underestimating risks by focusing on short-term,…

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Negative / Null Result ReportOpen accessMedicine

Detectability of Automated Tumor-feeder Detection Software Using Angio-computed Tomography in Transarterial Chemoembolization for Hepatocellular Carcinoma.

Ueda M, Mitani H, Nakaki Y et al. · 2025 · Interventional radiology (Higashimatsuyama-shi (Japan)

Purpose: To evaluate the performance of automated tumor-feeder detection software in transarterial chemoembolization for hepatocellular carcinoma using angio-computed tomography. Material and Methods: This was a retrospective study of 107…

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Negative / Null Result ReportMedicine

Optical Genome Mapping in Myelodysplastic Syndromes: Clinical Value and Limitations Derived From a Cohort of 236 Patients.

Wei Q, Wang SA, Garcia-Manero G et al. · 2025 · Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc

Identification of cytogenetic abnormalities is critical for the classification and risk stratification of myelodysplastic syndromes (MDS). Optical genome mapping (OGM) is an emerging cytogenomic platform that enables high-resolution…

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Negative / Null Result ReportOpen accessMedicine

Comparative Diagnostic Accuracy of MRI and Ultrasound in Meniscal Tear Detection: Evaluating Reliability and Limitations Against Arthroscopic Outcomes.

Noorelahi Y · 2025 · Radiology research and practice

Objective Accurate meniscal tear diagnosis is essential for proper knee injury management. While MRI is the gold standard, ultrasound (US) offers a cost-effective alternative. However, its accuracy compared to arthroscopy remains…

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Negative / Null Result ReportMedicine

Performance of creatinine and cystatin C-based equations to estimate glomerular filtration rate in African children with sickle cell anemia.

Nkoy AB, Mumaka FM, Matoka TT et al. · 2026 · Pediatric nephrology (Berlin, Germany)

Background Serum creatinine (SCr), the most used biomarker to evaluate glomerular filtration rate (GFR), might be inaccurate in children with sickle cell anemia (SCA). In this context, cystatin C (SCys) could be of interest. This study…

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Negative / Null Result ReportOpen accessMedicine

Genome-resolved metagenomics reveals unexpected diversity and host range of Candidatus Lariskella (Rickettsiales: Midichloriaceae).

Hagenbeek A, Masukagami Y, Palanichamy P et al. · 2026 · BMC genomics

The intracellular endosymbiont Candidatus Lariskella (Alphaproteobacteria, Candidatus Midichloriaceae) has been found across a wide diversity of terrestrial arthropods, including ticks, true bugs, beetles, fleas, wasps and moths. Despite…

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Failed Experiment Report

† Cryptovaranoides is not a squamate

Caldwell MW, Brownstein CD, Meyer DL et al. · 2025 · Preprint

Accurate reconstruction of the timescale of organismal evolution requires placement of extinct representatives among living branches. In this way, the fossil record has the capacity to revise hypotheses of organismal evolution by producing…

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