11,324 real negative results, null findings, and replication failures in Medicine · Negative / Null Result Report. 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.
F G, J H, L SJ et al. · 2026 · Cancer treatment and research communications
Background Obesity is increasingly recognized as a risk factor for several malignancies, including cervical cancer. Women with obesity participate less frequently in screening and may have higher rates of unsatisfactory cytology,…
View details →Koçak N, Özdemir A, Esenkaya M et al. · 2026 · Retina (Philadelphia, Pa.)
Purpose To evaluate plasma and aqueous humor angiotensin-converting enzyme (ACE) and transforming growth factor-β1 (TGFβ1) levels in patients with proliferative vitreoretinopathy (PVR) secondary to rhegmatogenous retinal detachment (RRD).…
View details →Vella C, Romano V, Ricchetti G et al. · 2026 · The Canadian journal of cardiology
Mitral paravalvular leaks (PVLs) are a recognized complication of prosthetic valve implantation and may cause heart failure or hemolysis, often requiring percutaneous closure in patients at high surgical risk. Although transesophageal…
View details →Zhang H, Hu X, Zhao J et al. · 2026 · Precision radiation oncology
Objective This study aimed to investigate whether baseline skeletal muscle status and malnutrition in patients with locally advanced head and neck cancer (HNC) are associated with short-term treatment outcomes and acute radiation oral…
View details →Yamauchi S, Kondo H, Mitarai K et al. · 2026 · Heart and vessels
Background The clinical course of patients with transthyretin amyloid cardiomyopathy (ATTR-CM) undergoing cardiac resynchronization therapy (CRT) remains insufficiently characterized, particularly in the era of disease-modifying therapy…
View details →Cho ST, Cho JH, Lee DH et al. · 2026 · Global spine journal
Study DesignRetrospective cohort study.ObjectiveTo compare the association of vertebroplasty and hook fixation at the uppermost instrumented vertebra (UIV) with proximal junctional failure (PJF) after long-segment fusion for degenerative…
View details →Yılmaz Nakir İ, Özçelik MN, Karaduman RG et al. · 2026 · Journal of clinical medicine
Background/Objectives : Despite widespread antiretroviral therapy (ART) use, whether the expected transition from AIDS-defining to non-AIDS-defining cancers has occurred in settings with persistent late HIV presentation remains unclear. We…
View details →Ozcakar TG, Kender Erturk N, Onguncan O et al. · 2026 · European journal of obstetrics, gynecology, and reproductive biology
Aim This study aimed to investigate whether boric acid (BA) exerts potential protective effects against cyclophosphamide (CYC)-induced premature ovarian insufficiency (POI) in rats through modulation of oxidative stress and preservation of…
View details →Seo MW · 2026 · BMC psychology
Purpose This study aimed to examine the associations between health literacy and depressive and anxiety symptoms among Korean adults using data from the 2024 Korea National Health and Nutrition Examination Survey (KNHANES). Methods This…
View details →Luo X, Zhang H · 2026 · Frontiers in medicine
Objective To assess the impacts of goal-directed sedation nursing intervention on comfort and compliance in children undergoing bronchoalveolar lavage (BAL) under topical anesthesia with procedural sedation. Methods A total of 168 children…
View details →Liu W, Liu J, Su Y et al. · 2026 · BMC women's health
Purpose Fear of cancer recurrence (FCR) is a prevalent psychological concern among breast cancer survivors, and identifying influencing factors is crucial for designing effective interventions. We aimed to investigate the relationship of…
View details →Yoon Y, Yoon JS, Ko J · 2026 · Korean journal of ophthalmology : KJO
Purpose To compare the surgical outcomes of dacryoendoscopy-aided silicone tube intubation (STI) and endoscopic dacryocystorhinostomy (endo-DCR) for complete nasolacrimal duct obstruction (NLDO), and to identify factors associated with…
View details →Lin Y, Wei X, Su H et al. · 2026 · BMC ophthalmology
Purpose Small-incision lenticule extraction (SMILE) is a widely used procedure for correcting myopia and myopic astigmatism. However, variability in refractive outcomes, particularly astigmatic correction, remains a concern. This study…
View details →Zhang L, Sheng Z · 2026 · Cancer informatics
Objectives To investigate the prognostic value of ferroptosis-related and immune-related transcriptional features in bladder urothelial carcinoma (BUC) and to evaluate whether their integration provides incremental prognostic information…
View details →Chai Y, Shi T, Jiang H et al. · 2026 · Journal of orthopaedics and traumatology : official journal of the Italian Society of Orthopaedics and Traumatology
Background Fibular allograft (FA) augmentation is proposed to address the lack of medial column support in plate-fixed proximal humeral fractures; however, the role of FA augmentation in these fractures remains inadequately elucidated. Our…
View details →Kürkçü MF, Şeker GE, Şeker D et al. · 2026 · Viral immunology
The potential role of bovine leukemia virus (BLV), a zoonotic deltaretrovirus, in human breast carcinogenesis remains controversial, and evidence from seroepidemiological studies is limited. This study aimed to evaluate BLV IgG…
View details →García-Gómez B, Jarillo-Ochoa M, García-Rojo E et al. · 2026 · Andrology
Introduction Penile elongation patterns lack objective scientific validation, and their association with vascular mechanisms of erectile dysfunction (ED) remains unclear. The objective is to define objective grower and shower profiles…
View details →Kang D, Eun SD, Park J · 2026 · Scientific reports
Stroke survivors living in the community often experience persistent impairments in muscle strength, balance, mobility, and cardiorespiratory fitness after hospital discharge, which increase vulnerability during daily activities. This…
View details →Johansson M, Lindberg M, Lundh Å · 2026 · The Journal of dairy research
This study investigated the hypothesis that milk quality traits and milk proteolytic activity vary with lactation number in dairy cows. Milk was collected from 109 individual cows, 20 Swedish Holstein and 89 Swedish Red, from 12 commercial…
View details →Lambright KR, Bunn JA, Newmire DE · 2026 · Journal of strength and conditioning research
Abstract Lambright, KR, Bunn, JA, and Newmire, DE. No effect of menstrual cycle phase on Wingate power outputs or perceived exertion in eumenorrheic women. J Strength Cond Res XX(X): 000-000, 2026-This study examined whether anaerobic…
View details →Andriyanto DB, Syafhan NF, Nurhayati F · 2026 · Journal of oncology pharmacy practice : official publication of the International Society of Oncology Pharmacy Practitioners
BackgroundThe adoption of rituximab biosimilars offers a cost-effective alternative for treating Non-Hodgkin Lymphoma (NHL). However, real-world safety data regarding severe hematological toxicities in the Indonesian clinical setting…
View details →Dőri F, Németh F, Arweiler N et al. · 2026 · BMC oral health
Background Periodontal regenerative surgery is a well-established treatment modality for intrabony periodontal defects. Enamel matrix derivative (EMD) is one of the most extensively documented biologic agents, whereas platelet-rich fibrin…
View details →Tojo Y · 2026 · Frontiers in human neuroscience
Listening to music while studying is common, yet it remains unclear whether self-selected popular music facilitates or interferes with memory performance. This exploratory pilot fMRI study examined whether preferred Japanese pop music…
View details →Lee CO, Park SY, Yun Y et al. · 2026 · Acta neurochirurgica
Objective Glioblastoma (GBM) incidence increases with age, and its etiologies may differ between young and elderly patients. This study aimed to investigate genetic differences between young and elderly GBM patients using next-generation…
View details →Virta L, Engström-Öst J · 2026 · Ecology and evolution
The effects of elevated temperature are pronounced in high latitudes where warming is faster than the global average. It is unclear how warming and other simultaneous stressors will affect the functioning of trophic levels. To study the…
View details →Vandenbossche V, Valcke M, Maldoy M et al. · 2026 · Anatomical sciences education
Digital media have reshaped anatomy education through the integration of virtual three-dimensional models. Techniques such as surface scanning, enable the development of highly photorealistic anatomical models; however, evidence regarding…
View details →Yahata A, Nakamoto N, Oiwa H · 2026 · Rheumatology international
To investigate the clinical characteristics of muscle-dominant ANCA-associated vasculitis (muscle-dominant AAV) in a consecutive single-center cohort. We retrospectively analyzed consecutive patients newly diagnosed with microscopic…
View details →Jaramillo Quiceno GA, Sarmiento Riveros PA, Arias Perez RD et al. · 2026 · Journal of ISAKOS : joint disorders & orthopaedic sports medicine
Introduction/objectives Residual rotational laxity remains a relevant clinical concern after anterior cruciate ligament (ACL) reconstruction. Combined ACL and anterolateral ligament (ALL) reconstruction has been proposed to improve control…
View details →Eren Hİ, Takım U · 2026 · Clinical psychology & psychotherapy
Adjustment disorder (AD) is characterized by disproportionate emotional and behavioural responses to stressors, often leading to significant functional impairment; however, the psychological mechanisms underlying this impairment remain…
View details →Akter T, Aziz MA, Shahid AB et al. · 2026 · BMC research notes
Objectives Breast cancer is a complex malignancy influenced by both genetic and environmental mechanisms. The WDFY4 gene, predominantly expressed in immune tissues, plays a role in immune regulation. However, its application in relation to…
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