11,325 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.
Bartsch F, Scholz C, Gröger LK et al. · 2026 · Frontiers in surgery
Background Since the first data of the BILCAP trial was presented in 2017, capecitabine became standard adjuvant treatment for intrahepatic cholangiocarcinoma (ICC). For ICC, the efficacy of capecitabine on survival outcomes remains…
View details →Ferrillo M, Daly K, Pandis N et al. · 2026 · International orthodontics
Introduction Extractions may be helpful in the relief of crowding and in incisal retraction. While extractions may help to control the vertical dimension, their effect is not clear-cut. Four premolar extractions (FPE) may be more potent in…
View details →Chittenden C, Bills WR, Dangal NK et al. · 2026 · Plant disease
This study investigates the impact of seeding rate, cultivar architecture, and fungicide application on soybean canopy penetration, disease severity, and yield. Field trials conducted in Iowa in 2022, 2023, and 2025 included two soybean…
View details →Ebadi Hasan Abadi M, Ghahremani Z, Borzouei A et al. · 2026 · Scientific reports
The development of pure homozygous lines is a critical objective in plant breeding, yet conventional methodologies for achieving this goal are time-consuming. Double haploid (DH) technology suggests a powerful technique for producing pure…
View details →Zhu J, Huang L, Zheng R et al. · 2026 · Scientific reports
Although quality of life (QOL) improves over time for most pancreatic cancer patients after surgery, some patients may show different patterns of QOL. Beyond determining distinct QOL trajectories, identifying characteristics of patients…
View details →Güngör İlhan GM, Erdoğan Y, Özbey İpek H et al. · 2026 · Nigerian journal of clinical practice
Background This study aimed to evaluate the effect of different cement types on the fracture strength of zirconia crowns fabricated at varying occlusal cement gap widths for primary molars using a computer-aided design and manufacturing…
View details →Luo G, He T, Yin D et al. · 2026 · Journal of environmental management
Foliar application technology has received considerable research attention due to its potential to mitigate the accumulation of heavy metals such as cadmium and lead in crops. However, to date, there are very few inorganic foliar sprays…
View details →Yagdiran B, Kirisci B, Cekmen N et al. · 2026 · BMC pulmonary medicine
Purpose Pulmonary hypertension (PH) is associated with systemic hemodynamic changes that may influence graft perfusion following liver transplantation (LT). In this study, we aimed to evaluate whether pre-transplant PH risk, as estimated…
View details →Abd Elhamed HB, Mohamed Ahmed EA, Youssif EF et al. · 2026 · Journal of clinical medicine
Background and Objectives : Chronic nonspecific neck pain (NSNP) is among the most common musculoskeletal disorders. Global postural re-education (GPR) might be effective in decreasing neck pain (NP) and dysfunction and improving forward…
View details →Ashraf N, Hong Q, Guo Z et al. · 2026 · BMC cancer
Background Hepatocellular carcinoma (HCC) is a global health burden and hepatitis B virus (HBV) infection is a common cause. Antiviral therapy has the possibility to reduce the incidence of HCC, and recurrence of HCC after surgical…
View details →Chahardoli A, Mostafaei A · 2026 · Scientific reports
Caffeic acid (CA) biomolecule was applied for the biofabrication of AuNPs (CA-AuNPs) as a reducing and stabilizing agent under optimal conditions. This study aimed to investigate the biological efficacy of CA-AuNPs by testing their…
View details →Jones M, Motesharei A, Abdul W et al. · 2026 · The American journal of sports medicine
Background Combined anterior cruciate ligament (ACL) and medial collateral ligament (MCL) injuries are common in professional sport, but there is little evidence available regarding the long-term impact of them on players' sporting…
View details →Gellrich J, Jatzek A, Galvao C et al. · 2026 · European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery
AIMS: This study aimed to evaluate and compare the feasibility and reliability of two olfactory tests for toddlers aged 30 to 48 months: the established short Universal Sniff (qU-Sniff) and the novel Crayon-Sniff (C-Sniff). METHODS: The…
View details →Edgington HCA, Lambert AJ, Sophocleous V et al. · 2026 · Journal of strength and conditioning research
Abstract Edgington, HCA, Lambert, AJ, Sophocleous, V, Waterworth, SPW, Barker, JT, Liew, BXW, and McManus, CJ. Blood flow restriction does not impair ankle proprioception in healthy male adults. J Strength Cond Res 40(4): e352-e357,…
View details →Frueholz R, Habermaier C, Heibl L et al. · 2026 · Applied microbiology and biotechnology
Conventional sulfuric acid production is tied heavily to the fossil fuel industry, where it is typically obtained from the desulfurization of fuels. Here, the biological production of sulfuric acid by Acidithiobacillus thiooxidans in a…
View details →Anh TT, Lim DT, Dang PT et al. · 2026 · Environmental monitoring and assessment
Understanding the distribution and controlling factors of trace elements in topsoils is essential for evaluating soil quality and potential environmental risks. This study investigated the concentrations, spatial distribution, enrichment…
View details →Chen L, Wang Y, Sun N et al. · 2026 · Journal of gerontological social work
Life course theory links early-life experiences to late-life depression, yet research on childhood neighborhood effects among rural older adults-especially gendered differences-remains limited. Analyzing 2014-2018 CHARLS data of 8,034…
View details →Chen Y, Cai Y, Sha Y et al. · 2026 · Cardiovascular diabetology
Background Stress hyperglycemia is associated with adverse outcomes in critically ill patients, yet the optimal metric and the influence of chronic glycemic background remain unclear. The stress hyperglycemia ratio (SHR) adjusts acute…
View details →Akın AE, Erkan S, Okcu G · 2026 · Journal of pediatric orthopedics
Background Medial epicondyle fractures represent a common pediatric elbow injury, yet a definitive consensus on treatment remains absent. In literature, long-term sensory and motor outcomes after surgical fixation remain underreported.…
View details →Shi L, Liu X, Qiu T et al. · 2026 · BMC public health
Background HIV and syphilis are sexually transmitted diseases (STDs) that share transmission routes and risks factors. Many countries face the dual challenge of HIV and syphilis epidemics. Co-infection can mutually accelerate disease…
View details →Hung E, Negraeff A, Watson C et al. · 2026 · Journal of medical entomology
Blood-feeding stable flies, Stomoxys calcitrans (L.), are reportedly attracted to conspecific feces. We investigated whether stable flies are attracted to fly feces-derived bacteria, and whether attraction varies with bacterial species and…
View details →Bastian GE, Desai-Shah H, Fitzgerald N et al. · 2026 · Journal of nutrition education and behavior
Objective Evaluate the impacts of an evidence-based, school-based, gamified nutrition education curriculum (Rev It Up!) for high schoolers from communities with low income. Methods Secondary analysis of 2021-2022 New Jersey Expanded Food…
View details →McGrath LG, Holck HW, Teixeira AJ et al. · 2026 · BJUI compass
Objectives To investigate how patient-specific factors, including race and socioeconomic status, impact time to treatment initiation (TTI) for patients with small renal masses (SRMs). Materials and methods We retrospectively reviewed 275…
View details →Jiang Y, Luo J, Zheng L et al. · 2026 · The journal of obstetrics and gynaecology research
Aim To examine the association between the distribution of energy and macronutrients between dinner and breakfast and depressive symptoms in early pregnancy. Methods This study used baseline data from a maternity cohort conducted in Wuhan,…
View details →Kagami M, Kataoka Y, Hirao Y et al. · 2026 · IEEE transactions on visualization and computer graphics
Augmented Reality (AR) can enhance accessibility by anchoring virtual windows to the user's body. Among common approaches, head-following windows help maintain floating virtual windows within the user's field of view. Previous studies have…
View details →Myllylä IL, Wiklund M, Haakana V et al. · 2026 · Clinical linguistics & phonetics
Speech of persons on the autism spectrum is often described as prosodically distinctive, yet the perceptual basis and acoustic correlates of these judgements remain undefined. We investigated how prosodic typicality is perceived in…
View details →Filtness AJ, Miller KA, Maynard S et al. · 2026 · Scientific reports
Driver sleepiness contributes to a substantial proportion of road crashes. Drivers experiencing sleepiness are advised to take a break and have a caffeinated drink followed by a short nap (caffeine nap). However, previous research…
View details →Xie YJ, Song MS, Ma XD et al. · 2026 · Gait & posture
Objective This study seeks to compare the impacts of various robotic gait training (RAGT) modes on lower limb motor function recovery in stroke patients while exploring the corresponding neural mechanisms. Design A single-blind, randomized…
View details →Arias-Sandoval E, Carratalá-Ros C, Matas-Navarro P et al. · 2026 · Learning & behavior
Motivated behavior is characterized by a high degree of behavioral activation and effort. Preclinical models of operant effort-based decision-making are useful for studying motivational symptoms seen in many psychopathologies as well as…
View details →Chowdhury A, Dasgupta D · 2026 · Anthropologischer Anzeiger; Bericht uber die biologisch-anthropologische Literatur
Objective : Present study delineates to explore the relation of actual body weight and body self-image perception among tribal adolescent girls and boys. Materials and methods : This cross sectional study is conducted at Purulia district…
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