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.
20227 results in Negative / Null Result Report · page 220 of 675
Michail I. Marinis · 2024 · Neograeca Bohemica
Since 1940, numerous eff orts have been made to either verify or refute the hypothesis of a rhythm typology, yet no defi nitive conclusions have been reached. In this paper, I discuss the limitations of the reliability of data collection…
N. В. Mokhnachova, O. M. Zhukorskyі · 2025 · Animal Breeding and Genetics
The aim of this study is to analyze the informativeness of ISSR markers in the study of intrapopulation genetic polymorphism of the Lebedyn local breed cattle population. Materials and methods of research. To confirm the uniqueness and…
Muhammad Dawood Mian, Saadullah Jan Khan, Rehana Rani et al. · 2026 · Access Microbiology
Rapid and reliable identification of bacteria is essential in clinical and environmental microbiology. Gram staining remains a widely used method for preliminary classification; however, it may require additional steps and can be difficult…
Sudipto Mukherjee, Weichuan Dong, Abby Statler et al. · 2020 · Journal of Clinical Oncology
7555 Background: A complete diagnostic evaluation (CDE), including bone marrow (BM) biopsy, cytogenic testing, FISH panel, and/or flow cytometry, is widely accepted as a prerequisite for histopathologic confirmation of MDS. Earlier reports…
Y Park, H Akabane, T Watanabe et al. · 2019 · Cancer Research
Abstract Background: Anthracycline-containing regimens and taxane have been standard as the first-line chemotherapy for metastatic breast cancer (MBC). We conducted SELECT BC (randomized phase 3 study of taxane versus S-1 as first-line…
Aydemir HB · 2024 · Parasitology research
Invertebrate mitogenomes are generally fixed with formal 37 genes: 13 PCGs encoded subunits of OXPHOS, 2 ribosomal RNA (rRNA) functional in the translation of these PCGs and 22 transfer RNA (tRNA) genes. The order of these genes varies…
Yuki Shima, Risa Bando, Gakuto Bando et al. · 2026 · CVIR Endovascular
Abstract Background Femoral artery access is commonly used in endovascular therapy (EVT) for peripheral artery disease (PAD), but puncture site complications remain a significant concern. Although manual compression is widely applied,…
Yunusa EU, Bakare AT, Shagari GB et al. · 2018 · Caliphate Medical Journal
Background: The laboratories in poor resource settings commonly use smear microscopy for the diagnosis of pulmonary tuberculosis, because it is rapid, inexpensive and easy to perform. The commonly use Lowensten Jensen culture method for…
M Erickson, N Tomassoni, R Sun et al. · 2026 · Europace
Abstract Background/Introduction Bachmann bundle pacing (BBP) has emerged as a favorable alternative to traditional right atrial appendage (RAA) pacing, offering benefits such as reduced atrial fibrillation and improved diastolic function.…
Juying Han, Jonathan D Smith · 2017 · Arteriosclerosis, Thrombosis, and Vascular Biology
Objective: Strain intercrosses between apoE-deficient mice on the AKR (athero-resistant) and DBA/2 (athero-sensitive) strains identified the Ath28 quantitative trait locus (QTL) on the distal end of chromosome 2 (chr 2). We bred congenic…
Mehdi Mirzanoori, Mohammad Rezaei, Shirin Amini et al. · 2021 · Nutrition Today
Neonatal colic is a problem in many young infants. The dietary intakes of women during pregnancy may play an important role in maternal health and fetal development and also in the health of the baby's body system after birth. The aim of…
Kara Allison Bresnahan, Christopher Davis, Sherry Tanumihardjo · 2011 · The FASEB Journal
The provitamin A biofortification of staple crops is a novel approach to ameliorating vitamin A status in countries where deficiency is prevalent. To assess the vitamin A impact of these crops, the unique bioefficacies of cis‐isomers,…
Zhen-Yu Ding, Yue-Yun Chen · 2017 · Journal of Clinical Oncology
e20531 Background: Both EGFR-TKI and pemetrexed doublet chemotherapy (P) are two effective therapies in advanced NSCLC patients with EGFR mutant tumors. But which one should be used in first-line remains controversial. Methods: This was a…
Katsumi Shibata, Tsutomu Fukuwatari, Satoshi Sasaki · 2013 · Nutrition and Metabolic Insights
The objective of this study was to investigate whether the intake level of a staple food influences the nutritional status of water-soluble vitamins in pregnant Japanese women. Urinary excretion of water-soluble vitamins was used as a…
Annellie K. Miller, Penny J. Regier, Federico R. Vilaplana Grosso et al. · 2024 · Veterinary Surgery
Abstract Objective To report gross anatomical gastrointestinal measurements and compare enterotomy leak pressures between fresh and cooled feline cadavers. Study Design Ex vivo, randomized study. Animals Fresh feline cadavers ( n = 20).…
Made Ariyana, Diah R. Hadiati, Irwan T. Rachman et al. · 2021 · Indonesian Journal of Obstetrics and Gynecology
Objective: To compare Bax protein expression in throphoblast cells of early and late onset PE.
 Methods: A cross sectional study involving 36 cases of early onset PE and 36 cases of late onset PE was conducted. Bax protein expression…
Robert C. Cole, Fred J. DeGraves, Jessica Brown et al. · 2025 · American Journal of Veterinary Research
Abstract Objective To compare the effect of 2.5 mL 2% mepivacaine to the effect of 0.5 mL 2% mepivacaine administered over each palmar digital nerve, as an abaxial sesamoid nerve block (ASNB), to 6 horses lame because of naturally…
Alexandra Ryan, Boliang Wang, Fiona Dobson et al. · 2026 · Arthritis Care & Research
Objective To explore whether higher body fat and lower lean mass are associated with greater pain and worse patient‐reported physical function in individuals with hip osteoarthritis (OA). A secondary aim was to examine whether pain and…
Rebecca L Rivera, Melissa K Maulding, Angela R Abbott et al. · 2016 · The FASEB Journal
Objective To determine the relationship of rural and urban county household status to long‐term food security among households with children in Indiana after a Supplemental Nutrition Assistance Program‐Education (SNAP‐Ed) intervention.…
Da Eun Leem, Ji Hyun Yoo, Bo Ram Kim et al. · 2025 · Endocrinology and Metabolism
Background: Follicular thyroid carcinoma (FTC) measuring <2 cm is generally associated with good prognosis, while tumor size ≥4 cm is regarded as being associated with a poor prognosis. This study aimed to evaluate FTC prognosis by tumor…
B. Mata Saenz, L. Nuevo Fernández, L.M. Asensio Aguerri et al. · 2017 · European Psychiatry
Introduction Referrals to psychiatry from primary care has increased in recent years. This can be the result of the global economic situation and represents a problem for specialized care, because patients can’t usually be correctly…
Kate Wheeling · 2021 · Eos
Global emissions dropped markedly in 2020, due in large part to lockdowns that slowed economic and social activity, but the climate likely won’t be noticeably affected.
Nice, Storer, Fisher et al. · 2026 · Environmental toxicology and chemistry
Due to recent advances in green energy initiatives in response to climate change impacts, lithium exploration and production are rapidly increasing, with concomitant elevated lithium in discharges to waterways. However, lithium toxicity to…
Bruce S. Hart · 2026 · The Sedimentary Record
Studies of mud transportation and deposition in modern shelf settings indicate that fine-grained siliciclastic sediment is deposited from suspension in various ways. However, contemporary interpretations of ancient analogs (e.g., epeiric…
Ahmet Keser, Zeynep Elçin Kamalak · 2024 · Journal of Humanity and Society (insan & toplum)
This study investigates how US Presidents addressed the attributes of democracy in their speeches at critical European sites and historical breakpoints. The aim is to analyze the content of the speeches and determine whether there is a…
Kim-chong Chong · 2024 · Dao
Abstract Mengzi 孟子 and Zhuangzi 莊子 lived around the same time in the mid–Warring States period of ancient China. The historical relation between them is unclear. There is no mention of each other in the texts named after them. But some…
David Shultz · 2019 · Eos
A new model of the Laki eruption in Iceland suggests that normal climate variability was to blame for the anomalously warm summer.
Carlo Filice · 2024 · The Acorn
Against the background of widespread use and justification of violence in Christian history, this paper reviews the text of the Christian Gospels to see if the words or deeds of Jesus or his followers indicate whether Jesus taught absolute…
Michael Kok · 2017 · Axis Mundi

 
 
 In this paper I reconsider the evidence for the traditional “Parting of the Ways” model, which posits an official separation of Judaism and Christianity between 70 and 135 CE. I argue that neither Rabbinic Judaism nor…
Patrick Fortmann · 2015 · Journal of Literary Theory
Abstract The writings of Niklas Luhmann, the towering architect of modern systems theory, abound with references to the literature of early German Romanticism. Starting from this observation, the article investigates the relevance of…