19,879 real negative results, null findings, and replication failures · 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.
Cömert H, Çege EE · 2026 · BMC oral health
Background This in vitro study aimed to evaluate and compare the effects of SDF- and SDF + KI-based pretreatment protocols, with or without NaOCl surface preparation, on microleakage, discoloration, and fissure sealant penetration depth in…
View details →Aldaghi MA, Yazdi NS, Abadi MEA et al. · 2025 · JGH open : an open access journal of gastroenterology and hepatology
Abdominal pain is one of the most common complaints to the pediatric clinic and can be challenging for the physician. Among children who present with abdominal pain, constipation is one of the main causes of abdominal pain, and its…
View details →Alhadreti O · 2026 · Assistive technology : the official journal of RESNA
Digital accessibility has become an essential aspect of web design, ensuring that online services are usable by all individuals, including those with disabilities. Yet, the accessibility of tourism websites, particularly in developing…
View details →Fırtına Topcu K, Cankorkmaz L, Hasbek M · 2026 · Turkiye parazitolojii dergisi
Objective This study aimed to retrospectively evaluate the serological, clinical, and radiological findings in the diagnosis of cystic echinococcosis (CE) in pediatric patients. The relationship between serological test results and…
View details →BAYRAK AZ · 2026 · Preprint
Abstract This study examines the impact of the financial sector on environmental sustainability in the member countries of the Organization of Turkic States (OTS). The aim of the study is to identify banking activities that affect…
View details →Zmyślona J, Czubak W · 2026 · Journal of dairy science
Investments play a pivotal role in the development of all farms, irrespective of their type. This role is particularly pronounced in the case of dairy farms, given the specialized nature of animal production, which involves buildings and…
View details →Ding R, Boen R · 2026 · Preprint
Abstract The demand for culturally and linguistically responsive counselor education is rising in the United States; however, existing research on the challenges and mental health of international counselors-in-training is limited.…
View details →Cunanan MJZ, Buensalida D, Capunong J et al. · 2026 · BMC nursing
Background Effective collaboration among nurses is essential for delivering safe and high-quality patient care, particularly in high-acuity environments such as emergency departments. Ineffective collaboration may lead to poor…
View details →Khalafi N, Kazemi K, Beyzaei Z et al. · 2026 · Transplant immunology
Background Complement component 4 degradation product (C4d) staining is a routine ancillary tool in diagnosing antibody-mediated rejection (AMR) in renal and cardiac allografts, but its role in liver transplantation (LT) remains…
View details →Ataman M, Yılmaz E, Yufka M et al. · 2026 · World journal of urology
Objective This study aims to investigate the relationship between the use of short-term preoperative urinary catheters and the development of postoperative urethral stricture in patients undergoing transurethral resection of the prostate…
View details →Çalı O, Yıldız R · 2026 · Frontiers in psychology
Introduction Psychological health problems during adolescence affect both individual well-being and society. Although physical activity supports mental health, adolescents' attitudes toward seeking psychological help are also essential.…
View details →Alderson HE, Mu C, Chen LM et al. · 2026 · Magnetic resonance in medicine
Purpose To investigate the utility of a recently demonstrated diffusion MRI derived axon diameter surrogate measure (∆D ⟂ ) under pathologic conditions induced by a spinal cord injury model. Methods Contusion injuries were performed on the…
View details →Domagalska A, Łaganowski K, Mazur M et al. · 2026 · BMC oral health
Background While malocclusion prevalence and orthodontic treatment need have been widely described, the association between objectively quantified craniofacial morphology and actual orthodontic treatment initiation remains insufficiently…
View details →Manjavidze T, Anda E, Nedberg IH et al. · 2026 · International journal of hygiene and environmental health
Background Lead exposure poses significant health risks, particularly during pregnancy, as lead affects fetal development. This study aimed to evaluate the association between maternal blood lead levels (BLL), birthweight and preterm birth…
View details →Mazhar I, Ghayas S, Akhtar ST et al. · 2026 · Journal of religion and health
The present research aimed to develop a psychometrically sound measure of moral injury for lawyers. In study I, deductive and inductive approaches were used to generate an initial item pool. Furthermore, the item pool was reviewed and…
View details →Nahar N, Tafsirun U, Tanchangya T et al. · 2026 · Preprint
Abstract The paper aims to explore how AI can influence customer satisfaction (CS) and lead to purchase intention (PI). It examined the effect of trust in AI (TRAI), AI transparency (AIT), AI personalisation (AIP), AI literacy (AIL), and…
View details →Turk CB, Turkoz HK, Sofulu O et al. · 2026 · Turk patoloji dergisi
Objective Giant cell tumor of bone (GCTB) is a rarely metastasizing, locally aggressive tumor. Recurrence and metastasis in GCTB are thought to be driven by the biological behavior of the neoplastic stromal mononuclear cells. Several…
View details →Suh M, Huh U, Lee C · 2026 · Biomechanics and modeling in mechanobiology
Abdominal aortic aneurysm (AAA) is often asymptomatic, making early detection challenging. As the aneurysm expands, it alters the hemodynamic forces exerted on the arterial wall, which in turn influence disease progression. This study…
View details →Pejic SR, Snaychuk LA, Swan S et al. · 2026 · Substance use & misuse
Objective The current project examined the effectiveness of an inpatient treatment center by evaluating clinically significant improvements across measures of functional impairment, addiction-related symptoms, traumatic stress, and…
View details →Guo C, Downey H, Stein JS · 2026 · Preprint
Introduction: Delay discounting is a behavioral measure of how much a person devalues a reward due to a delay in receiving it (i.e., preferring a smaller reward to a larger one simply because the larger one will be given in a certain…
View details →Gao W, He X, Xu Y et al. · 2026 · BMC psychiatry
Objective Olanzapine is an atypical antipsychotic drug which is effective in the treatment of schizophrenia (SCZ). Olanzapine exhibits significant pharmacokinetic variability and is associated with a higher propensity for metabolic…
View details →Sözüçok BA, Sözüçok T, Seven I et al. · 2026 · Cortex; a journal devoted to the study of the nervous system and behavior
This study examined sound-shape matching performance (the bouba-kiki effect) in Turkish-speaking children with speech sound disorders (SSD) and their typically developing (TD) peers. Participants included 60 children aged 51-71 months: 30…
View details →Thai AB, Dreier MJ, Hamilton JL · 2026 · Suicide & life-threatening behavior
Introduction Adolescents engage in non-suicidal self-injury (NSSI) and social media more than any other age group. To understand the role of adolescents' subjective social media experiences in NSSI, this study examined the relationships…
View details →Izuka O, Ogbonna I, Chidomere I et al. · 2026 · Preprint
Abstract Background: Acute bacterial meningitis (ABM) remains a significant public health concern in resource-limited settings like Nigeria. It is a frequent neurologic emergency among children and often presents at under-resourced medical…
View details →Meidani M, Nasseri F, Rostamian A et al. · 2026 · Iranian journal of pathology
Background & objective Tumor necrosis factor-alpha (TNF-α) inhibitors are widely used in rheumatologic diseases but may increase the risk of primary tuberculosis (TB) infection or reactivation. Purified protein derivative (PPD) conversion…
View details →Mualip N, Jeplin RG, Hashim J · 2026 · Preprint
Abstract Background: Artificial intelligence (AI) is increasingly integrated into health professions education, yet its impact on academic performance remains unclear. While previous studies have examined overall AI usage, limited research…
View details →Imannezhad M, Saberi-Karimian M, Darroudi S et al. · 2026 · Health science reports
Background and aims Cardiovascular diseases (CVDs) are a worldwide health concern, with factors like poor nutrition and environmental conditions contributing to the burden of CVD and its mortality. Height and other anthropometric indices…
View details →Barrera-Domínguez FJ, Talpey S, Li F et al. · 2026 · Journal of sports sciences
Asymmetries are practical indicators of basketball players performance; however, longitudinal evidence remains limited. The aims of this study were to: (i) examine the variation of inter-limb asymmetry across three different time points…
View details →Georgieva V · 2026 · Preprint
The European Green Deal places environmental taxation at the centre of decarbonisation policies. Nevertheless, the empirical evidence for its effectiveness as an incentive for capital eco-investments remains limited, particularly at the…
View details →Atabay FE, Altin D · 2026 · Nutrition (Burbank, Los Angeles County, Calif.)
Background Orthorexia nervosa (ON) is characterized by an excessive preoccupation with consuming healthy foods, which may lead to dietary restrictions, psychological distress, and social isolation. Despite its increasing recognition, ON is…
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