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.
19843 results in Negative / Null Result Report · page 293 of 662
Güneş M · 2025 · Medicine
Magnesium has numerous important functions in human metabolism. Low magnesium level is a common finding in type 2 diabetes mellitus (T2DM) but the causes have not been sufficiently investigated. Smoking is associated with major health…
Grant S, Goldberg E, Gadipudi A et al. · 2025 · Journal of racial and ethnic health disparities
Black transgender women report high levels of discrimination, which is associated with poor health outcomes. Some evidence suggests that intersectional discrimination-that is, interacting forms of marginalization related to one's real or…
Bagby RM, Mortezaei A, McIntyre C et al. · 2026 · Journal of personality assessment
The Perth Alexithymia Questionnaire (PAQ) was developed to assess alexithymia as a multidimensional construct consistent with the attention-appraisal model. This study evaluated the hierarchical structure of the PAQ using Goldberg's…
Ferreira-Correia A, Mnisi N, Harwood K et al. · 2025 · Applied neuropsychology. Adult
The Working Memory Questionnaire (WMQ) was developed to assess everyday difficulties associated with working memory (WM) impairments. This study evaluated the psychometric properties of the WMQ within a South African context. A…
Baysari M, Stanceski K, Bamgboje-Ayodele A et al. · 2026 · BMC medical informatics and decision making
Background Single sign-on (SSO), tap-on-tap-off (TOTO) and virtual desktops (VD) are increasingly being used in hospitals to reduce the burden and risks of password management, but we know little about how these systems are used in…
Han M, Qu Y, Zeng M et al. · 2026 · Geriatric nursing (New York, N.Y.)
Background To investigate the associations of physical activity (PA) and sedentary behavior (SB) with the risk of mortality using observational and Mendelian randomization (MR) designs. Methods In a prospective cohort study based on UK…
Jepsen K, Jepsen S, Hämmerle CHF et al. · 2026 · Clinical oral implants research
Aim To assess 3-year changes of peri-implant tissues following previous soft tissue (volume) augmentation (STA) with a volume-stable collagen matrix (VCMX) or connective tissue (SCTG) at single-implant restorations. Material and methods In…
Eggert AK, Prang MA, Capodeanu-Nägler A et al. · 2026 · Evolution; international journal of organic evolution
Effects on juvenile growth have long been considered an important benefit of parental care, but they have rarely been tested empirically. Protection and feeding by parents might accelerate offspring growth by allowing offspring to allocate…
· 2026
What is hodgkin lymphoma? • Hodgkin lymphoma is a B-cell lymphoid malignancy generally associated with a favourable prognosis (high cure rate and 5-year overall survival [OS] rates exceeding 90%), but it often comes with a high risk of…
Kent T, Lewis G, Lewis G · 2025 · Preprint
Purpose: Sexual minority and trans individuals are at increased risk of suicidal behaviour comparedwith their heterosexual and cisgender counterparts. A potential explanation for this disparity is theconcept of minority stress. The present…
Zeng J, Huang D, Zhu M et al. · 2025 · Medicine
Weekend catch-up sleep (WCS) is a behavioral strategy employed to compensate for weekday sleep loss and has been reported to be associated with various metabolic outcomes. However, its association with obesity remains controversial. This…
Subramanian G, Zelano C, Paller KA et al. · 2025 · Preprint
Abstract Reactivation of recently acquired memories during sleep supports their longevity. Reactivation can be altered during sleep using odors or sounds through a technique termed targeted memory reactivation (TMR). Here, we attempted to…
Danböck SK, Hettegger S, Franke LK et al. · 2025 · Preprint
Background: Peritraumatic dissociation is thought to contribute to posttraumatic symptoms like intrusions and memory disturbances. However, trauma-analogue studies that examined effects of experimental dissociation-induction on intrusions…
Ilkovska B, Trifunova BK, Ilkovski F et al. · 2025 · Preprint
Abstract Background: Breast cancer (BC) is one of the most common malignancies among women worldwide, with approximately 2.3 million new cases and 685,000 deaths reported in 2020. Inflammation-related hematologic parameters—such as the…
Achilles S, Tomczak JN, Baumann FS et al. · 2025 · American journal of physiology. Gastrointestinal and liver physiology
DRA (Downregulated in adenoma, SLC26A3) is a major apical intestinal Cl - /HCO 3 - exchanger, which is expressed in complex and hybrid N -glycosylated forms. Although the importance of N -glycosylation is evident from the significantly…
Kostrna J, Astudillo A, Perez E · 2025 · Research quarterly for exercise and sport
Extensive research supports the positive effects of stretching on joint flexibility. During stretching, an individual's perceptions of stretch-related discomfort and pain negatively influence affective response. This study examined the…
Tian P, Fan M, Huang C · 2026 · Frontiers in medicine
Background Piperacillin-tazobactam is a widely used antibiotic. Although rare, thrombocytopenia related to piperacillin-tazobactam can be clinically significant. Drug-induced immune thrombocytopenia (DIIT) is difficult to distinguish from…
Erdoğan Ş, Tavat BC · 2025 · Physiology & behavior
Previous studies have suggested that time perception fluctuates throughout the day in relation to daily fluctuations of body temperature, and that there is a negative relationship between body temperature and time perception. The aim of…
Necker-Brown A, Mostafa MM, Georgescu A et al. · 2025 · Preprint
Transcription factors of the interferon regulatory factor (IRF) family play key roles during viral and bacterial infections. However, IRF regulation by inflammatory cytokines, including interleukin (IL)-1β and tumor necrosis factor (TNF)…
Yin CY, Vilai P, Thoreson AR et al. · 2026 · The Journal of hand surgery
Purpose Radial lengthening has been clinically proposed as an alternative treatment for distal radioulnar joint (DRUJ) instability associated with distal radius fractures based on the hypothesis that it functions in a manner similar to…
O’Brien C, Simon O, Franklin S et al. · 2025 · Preprint
Background: : Physical restraint of horses for veterinary procedures is necessary to allow completion of tasks effectively and without injury to patient or personnel. Objectives: : Comparison of physiological effects and behavioural…
Cinque K, Deere D, Veal C et al. · 2025 · Environmental management
The major drinking water reservoirs and catchments supplying many of Australia's capital cities have been protected from significant levels of public access since their construction (up to 140 years ago). In addition to the primary…
Xiong GL, Iosif AM, Gonzalez AD et al. · 2025 · Journal of the American Medical Directors Association
Objective Comparison of asynchronous telepsychiatry (ATP) with traditional synchronous telepsychiatry (STP) in skilled nursing facilities (SNFs) in California, United States. Design Patient-level randomized, controlled noninferiority…
Karst J, Miller M, Simpson P et al. · 2026 · Journal of child health care : for professionals working with children in the hospital and community
Sickle Cell Disease (SCD) is associated with neurocognitive impairment, and routine cognitive and academic screening is recommended. Traditional reports following testing are often not health literate, limiting the usefulness of…
Bai X, Zhou D, Luo J et al. · 2025 · Medicine
Lipid metabolism abnormalities and inflammation have been implicated in gallstone disease (GSD) development, but the causal relationships and potential mediation effects among lipid metabolites, inflammatory factors, and GSD remain…
Ibáñez-Álamo JD, Delhey K, Izquierdo L et al. · 2025 · Ecology letters
Rapidly expanding urbanisation presents significant challenges to wildlife. Consequently, many studies have investigated the impact of urbanisation on diverse organisms. However, despite the ecological relevance of animal colouration, its…
Lee JS, Kim E, Lee UJ et al. · 2026 · Journal of Cancer
Background : The intake of red or processed meat remains controversial as a crucial factor for CRC. Thus, we performed in-depth biological monitoring. Methods: We performed a case- control study and analyzed various exposure and response…
Vural NA, Mergen B, Güler S et al. · 2026 · Medicina (Kaunas, Lithuania)
Background and Objectives : To evaluate ocular findings in women with cervical HPV positivity undergoing loop electrosurgical excision procedure (LEEP) for cervical dysplasia and to assess conjunctival/eyelid papilloma and other ocular…
Daniel F, El Kouzi Z, Mrad J et al. · 2025 · Updates in surgery
Preoperative use of biologics has been inconsistently reported to be associated with increased frequency of infectious and surgical anastomotic complications in inflammatory bowel disease patients. We aimed to evaluate the rates of 30-day…
Albulescu P, Macsinga I, Sulea C et al. · 2025 · Psychological reports
In contemporary, high-speed work settings, ensuring the well-being of employees is of paramount importance. The current study builds on this concern about employee well-being and aims to explore the complex connection between workload (as…