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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 191 of 724

Negative / Null Result Report

Evaluating Reproducibility and Best Practices for Replicate Design in G-Quadruplex ChIP-Seq Studies

Ke Xiao, Rongxin Zhang, Jing Tu · 2025 · International Journal of Molecular Sciences

G-quadruplex (G4) ChIP-Seq data are critical for studying the roles of G4 structures in various biological processes, yet their reproducibility remains systematically uncharacterized. In this study, we evaluated the consistency of in vivo…

View details →DOI: 10.3390/ijms26199769Cited by 1
Negative / Null Result Report

Do Green Bonds Issue Statistically Significant Effect on the Indebteness’ European Companies’ Performance?

Maria Clara Pereira Pires, Ana Isabel Guerra Cantarinha · 2024 · Revista de Gestão Social e Ambiental

Objectives: The objective of this paper is to analyze the impact of issuing Green Bonds on the financial performance of European energy companies. This paper analyses the indebtedness of 30 European companies in the energy sector and…

View details →DOI: 10.24857/rgsa.v18n10-317Cited by 1
Negative / Null Result Report

Some results on q-difference equations

Junchao Zhang, Gang Wang, Junjie Chen et al. · 2012 · Advances in Difference Equations

Abstract In this paper, we consider the q -difference analogue of the Clunie theorem. We obtain there is no zero-order entire solution of f n ( z ) + ( ∇ q f ( z ) ) n = 1 when n ≥ 2 ; there is no zero-order transcendental entire solution…

View details →DOI: 10.1186/1687-1847-2012-191Cited by 1
Negative / Null Result Report

The First Two Total Cystectomies – A brief history of failed-successes

Harry Herr · 2021 · International Journal of Urologic History

Objectives Radical cystectomy is a complex surgery for bladder cancer which has undergone progressive changes for a century. The originators of the procedure required pioneering innovation and their biographies place the challenges of…

View details →DOI: 10.53101/ijuh71215Cited by 1
Negative / Null Result Report

Thyroid fine-needle aspiration cytology: malignancy rate in the category of indeterminate significant atypia/indeterminate significant follicular lesion

Neslihan Kaya Terzi, Tolga Terzi · 2024 · Annals of Saudi Medicine

BACKGROUND: Fine needle aspiration cytology (FNAC) is a standard preoperative diagnostic modality for thyroid nodules. The Bethesda Thyroid Cytopathology Reporting System (TBSRTC) defines the FNAC atypia group as atypia of undetermined…

View details →DOI: 10.5144/0256-4947.2024.31Cited by 1
Negative / Null Result Report

Safety Profile of Molnupiravir with Significant Effect on COVID-19: A Review

Tuhin Mukherjee, Payel Mal, Abhay Kumar Upadhyay et al. · 2023 · Current Drug Therapy

Background: As the COVID era unfolds, researchers reveal that rapid changes in viral genetic material allow viruses to circumvent challenges triggered by the host immune system and resist anti-viral drugs, potentially leading to persistent…

View details →DOI: 10.2174/1574885518666230124123054Cited by 1
Failed Experiment Report

China’s Failed Imperial Outreach to Taiwan

GUNTER SCHUBERT · 2026 · Issues & Studies

This paper examines China’s imperial outreach to Taiwan. It first traces a set of imperial practices being pursued under Xi Jinping, which aim to establish dependencies in Taiwan and other areas in China’s near and far peripheries. It then…

View details →DOI: 10.1142/s1013251126500037Cited by 1
Negative / Null Result Report

On zeros and growth of solutions of complex difference equations

Min-Feng Chen, Ning Cui · 2021 · Advances in Difference Equations

Abstract Let f be an entire function of finite order, let $n\geq 1$ n ≥ 1 , $m\geq 1$ m ≥ 1 , $L(z,f)\not \equiv 0$ L ( z , f ) ≢ 0 be a linear difference polynomial of f with small meromorphic coefficients, and $P_{d}(z,f)\not \equiv 0$ P…

View details →DOI: 10.1186/s13662-020-03211-wCited by 1
Negative / Null Result Report

A case control study of use of the Failed Access Score for determination of failed access to structured diabetes care: the WICKED project

SMR Gillani, MR Holland, M Sidhu et al. · 2014 · Practical Diabetes

Abstract Failure of access to structured diabetes care is associated with adverse outcome. There is no known validated data tool to identify access failure and thus we have developed a Failed Access Score (FAS) and have examined its…

View details →DOI: 10.1002/pdi.1843Cited by 1
Negative / Null Result Report

No significant effect of frequent online sexual behaviour on Pavlovian-to-instrumental transfer (PIT): Implications for compulsive sexual behaviour disorder

Timothy J. Wells, Lucie Krejčová, Jakub Binter et al. · 2022 · PLOS ONE

Reward based learning is broadly acknowledged to underpin the development and maintenance of addictive behaviour although the mechanism in sexual compulsivity is less understood. Using a Pavlovian-to-Instrumental Transfer (PIT) task we…

View details →DOI: 10.1371/journal.pone.0274913Cited by 1
Negative / Null Result Report

Significant gender-specific difference in brain lateralization of schizophrenia patients assessed by new combined foot dominance scale

Katerina Akabalieva · 2023 · Frontiers in Psychiatry

Objective Reduced hemispheric asymmetry has been identified as a potential risk factor for schizophrenia, characterized by diminished brain lateralization and a lack of dominance in the left hemisphere. Moreover, there is growing evidence…

View details →DOI: 10.3389/fpsyt.2023.1276920Cited by 1
Negative / Null Result Report

Bad Timing and Ulysses' s Failed Jokes

Marian Eide · 2013 · Novel

James Joyce's Ulysses is punctuated by bad jokes. While the novel is itself comedic, the scripted rhetoric of humor throughout the narrative fails, revealing fractures in an Irish community divided by shared colonial experience. Good jokes…

View details →DOI: 10.1215/00295132-2345894Cited by 1
Negative / Null Result Report

The “Mnemonic Time-Travel Effect”

Laura Mieth, Raoul Bell, Axel Buchner · 2019 · Experimental Psychology

Abstract. This registered report aims at replicating the so-called “mnemonic time-travel” effect. Aksentijevic, Brandt, Tsakanikos, and Thorpe (2019) reported that memory was improved when their participants experienced backward motion…

View details →DOI: 10.1027/1618-3169/a000461Cited by 1
Negative / Null Result Report

Sildenafil does not have a significant effect on the portal vein velocity, cross-sectional area, and congestion index in the dog

Christopher R. Tollefson, Marc A. Seitz, Claudio C. Natalini et al. · 2022 · Frontiers in Veterinary Science

In veterinary medicine, sildenafil is most frequently used to treat pulmonary hypertension, but has also been investigated and used as a treatment for congenital megaesophagus and ischemic infarcts. With the increasing use, the effects of…

View details →DOI: 10.3389/fvets.2022.920423Cited by 1
Negative / Null Result Report

TAK1-inhibitors did not reduce disease burden in a Vκ*MYC model of multiple myeloma

Erling Håland, Ingrid Nyhus Moen, Esten N. Vandsemb et al. · 2022 · BMC Research Notes

Abstract Objective Multiple myeloma is a haematological malignancy characterized by proliferation of monoclonal plasma cells in the bone marrow. Development of resistance and minimal residual disease remain challenging in the treatment of…

View details →DOI: 10.1186/s13104-022-06237-3Cited by 1
Negative / Null Result Report

ADOPTION OF SNFISTS BY US NURSING HOMES DID NOT REDUCE REHOSPITALIZATION RATES AMONG POST–ACUTE CARE PATIENTS

Hye-Young Jung, Seiyoun Kim, Kira Ryskina · 2022 · Innovation in Aging

Abstract SNFists, physicians and advanced practitioners who focus their practice in nursing homes, have grown in prevalence in recent years. In this retrospective cohort study, we measured the role of nursing home adoption of SNFists in…

View details →DOI: 10.1093/geroni/igac059.331Cited by 1
Negative / Null Result Report

Did increasing the UK’s Universal Credit and working tax credits by £20 per week in 2020–2021 reduce food insecurity?

Rachel Loopstra, Ben Baumberg Geiger, Aaron Reeves · 2025 · Journal of Social Policy

Abstract This paper evaluates the UK Government’s decision to increase the main form of social security by £20 per week during the coronavirus disease 2019 (COVID-19) pandemic, exploring whether increasing the generosity of social security…

View details →DOI: 10.1017/s0047279425000091Cited by 1
Negative / Null Result Report

Immature oocyte proportion in a cohort led to poor embryo development but did not reduce clinical pregnancy rate

Nining Handayani, Ayu Mulia Sundari, Tri Aprilliana et al. · 2024 · Middle East Fertility Society Journal

Abstract Purpose This study aimed to evaluate the effects of immature oocyte proportion in a cohort on both IVF laboratory and clinical outcomes. Materials and methods This retrospective cohort study took place at Morula IVF Jakarta Clinic…

View details →DOI: 10.1186/s43043-024-00179-5Cited by 1
Negative / Null Result Report

Classical Doppler shift explains the Michelson‐Morley null result

Nathan Rapport · 2022 · Physics Essays

Here we review Michelson‐Morley's original analysis of their interferometer experiment and discuss its use of optical distance. We derive a formula for transverse Doppler shift from geometric considerations, apply this to the…

View details →DOI: 10.4006/0836-1398-35.4.326Cited by 1
Negative / Null Result Report

Preliminary study does not demonstrate SARS-CoV-2 infection in bats from Oaxaca, México during the Covid-19 pandemic

Itandehui Hernández-Aguilar, Luis Román Ramírez-Palacios, Consuelo Lorenzo et al. · 2024 · Therya Notes

The SARS-CoV-2 virus is the etiological agent of the 2019 coronavirus disease that caused the COVID-19 pandemic. This virus has achieved sustained transmission across human populations; however, since 2020, reverse zoonotic contagion…

View details →DOI: 10.12933/therya_notes-24-155Cited by 1
Negative / Null Result Report

Mental distress in subjects who did, or did not, move from rural Sami core areas to cities in Norway: The impact of Sami ethnicity

Astrid Eriksen, Marita Melhus, Bjarne Koster Jacobsen et al. · 2021 · Socialmedicinsk tidskrift

The aim of the study was to compare the level of mental distress of Sami and non-Sami residents in rural Sami core areas with that of people who have moved from these areas to cities in Norway. Previous research on mental health among the…

View details →DOI: 10.62607/smt.v98i5-6.37916Cited by 1
Negative / Null Result Report

Oral melatonin did not reduce anxiety before elective hernia repair: A randomised, double‐blinded, placebo‐controlled trial

Mikkel Andreas Holm, Anders Gram‐Hanssen, Bennedikte Kollerup Madsen et al. · 2022 · Acta Anaesthesiologica Scandinavica

Abstract Background Preoperative anxiety is a common issue in surgery. Preoperative anxiety may lead to increased mortality, pain and dissatisfaction with surgery. Melatonin is a drug with only mild adverse effects and has previously been…

View details →DOI: 10.1111/aas.14128Cited by 1
Negative / Null Result Report

Did the COVID-19 Pandemic Reduce Attention to Environmental Issues?

Sari Verachtert, Dieter Stiers, Marc Hooghe · 2025 · Politics of the Low Countries

Theories on issue competition assume that there is only a limited number of issues that a person prioritises simultaneously. In this research note, we test this mechanism by using a panel study that was conducted among Belgian parents in…

View details →DOI: 10.5553/plc/.000031Cited by 1
Negative / Null Result Report

Hybrid Learning Modality Did Not Reduce the Risk of COVID-19 Among Colorado Students

Brian Erly, Parker Jackson, Therese Pilonetti · 2023 · The Journal of School Nursing

During the 2020–2021 school year, many schools adopted remote learning or a part-time in-person learning (“hybrid”) approach to reduce the risk of in-school transmission of COVID-19. The purpose of this work is to describe case rates of…

View details →DOI: 10.1177/10598405231194538Cited by 1