Negative / Null Result ReportMedicine
Merzaei Z, Kazemian H, Bamzadeh Z et al. · 2026 · BMC research notes
Objective Irritable bowel syndrome (IBS) presents with symptoms of pain, abdominal discomfort, and altered bowel habits. Changes in the intestinal microbiota, including an increase in Enterobacteriaceae like E. coli, have been associated…
View details →DOI: 10.1186/s13104-026-07924-1 Negative / Null Result Report
Letta S · 2026 · Preprint
Abstract Background Low back pain is a major occupational health problem among the healthcare workforce. It contributes to reduced productivity, absenteeism, and diminished quality of life. Despite its significant burden, the prevalence…
View details →DOI: 10.21203/rs.3.rs-10143847/v1 Negative / Null Result ReportOpen accessMedicine
Siddique S, Wang R, Berardi D et al. · 2026 · Cancer
Background The incidence of early-onset colorectal cancer (EOCRC), defined as colorectal cancer diagnosed before the age of 50 years, has been increasing. The relationship between demographic, birth, and parental characteristics and risk…
View details →DOI: 10.1002/cncr.70458 Negative / Null Result ReportOpen accessMedicine
Gallaccio G, Müller A, Wang M et al. · 2026 · Neurology(R) neuroimmunology & neuroinflammation
Background and objectives Myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD) is an inflammatory demyelinating disorder that overlaps clinically with multiple sclerosis (MS) but immunopathologically distinct. Although…
View details →DOI: 10.1212/nxi.0000000000200615 Negative / Null Result ReportMedicine
Kumura Y, Maruta M, Yokota H et al. · 2026 · Psychogeriatrics : the official journal of the Japanese Psychogeriatric Society
Background Post-operative delirium (POD) is a common complication in older patients with cancer undergoing surgery, leading to prolonged hospitalisation and cognitive decline. This study examined the relationship between pre-operative…
View details →DOI: 10.1111/psyg.70179 Negative / Null Result ReportOpen accessMedicine
Xu P, Zhong S, Peng X · 2026 · The Journal of international medical research
Barium-associated intestinal ischemia is a rare but life-threatening complication following upper gastrointestinal barium contrast examinations, with an incidence of less than 0.01%. Hepatic portal venous gas is a condition secondary to…
View details →DOI: 10.1177/03000605261457776 Negative / Null Result ReportMedicine
Qu ZW, Zhang Y, Guo MY · 2026 · The Journal of international medical research
ObjectiveTo investigate the association of preoperative hypoalbuminemia (serum albumin <35 g/L) with clinicopathological characteristics and survival outcomes in patients with gastric cancer undergoing radical gastrectomy and to construct…
View details →DOI: 10.1177/03000605261457301 Negative / Null Result ReportMedicine
Abdulridha GAO, Fadhel AS, Al-Kinany SQ et al. · 2026 · Journal of neuroimmunology
Multiple sclerosis (MS) is an immune-mediated disease of the central nervous system characterized by leukocyte infiltration, immune activation, demyelination, and axonal injury. This case-control observational study aimed to investigate…
View details →DOI: 10.1016/j.jneuroim.2026.579013 Negative / Null Result ReportMedicine
Baltu D, Taş N, Alıcı N et al. · 2026 · Pediatric nephrology (Berlin, Germany)
Background Although acetazolamide is the main medical treatment for idiopathic intracranial hypertension (IIH), data on acetazolamide-induced metabolic acidosis and its long-term outcomes are limited. This study aimed to investigate the…
View details →DOI: 10.1007/s00467-026-07431-2 Negative / Null Result ReportOpen accessMedicine
Rinaldi V, Ridolfi F, Finotello R et al. · 2026 · Veterinary medicine and science
Hypertrophic osteopathy (HO) is a paraneoplastic or parainflammatory syndrome characterised by painful periosteal new bone formation and soft tissue swelling, most commonly associated with thoracic neoplasia. The pathogenesis of HO remains…
View details →DOI: 10.1002/vms3.71021 Negative / Null Result ReportMedicine
Mano N, Mori K, Kuwabara T et al. · 2026 · Annals of biomedical engineering
Purpose Diverse gait patterns in individuals with stroke require personalized rehabilitation to improve paretic propulsion (Pp), which reflects gait function. However, the gait characteristics associated with Pp have not been fully…
View details →DOI: 10.1007/s10439-026-04203-9 Negative / Null Result ReportOpen accessMedicine
Jaime-Jorge S, García-Ael C, Azanza G et al. · 2026 · European journal of investigation in health, psychology and education
This paper analyses associations between psychological health at work and life satisfaction among employees. Specifically, it investigates the association between work stress and emotional exhaustion and explores whether connectedness to…
View details →DOI: 10.3390/ejihpe16060079 Replication Failure
Allfelt A, Bendahl PO, Alkner S et al. · 2026 · Preprint
Abstract Background Invasive lobular carcinoma (ILC) is a risk factor for positive margins after breast-conserving surgery (BCS). This retrospective observational study examined whether the presence of residual cancer cells in re-excision…
View details →DOI: 10.21203/rs.3.rs-10086880/v1 Negative / Null Result ReportMedicine
Lu B, Wang P, Hu J et al. · 2026 · Environmental pollution (Barking, Essex : 1987)
Wetland interfaces regulate greenhouse-gas exchange and carbon retention, yet contaminant exposure may disrupt the relationship between these two processes. Whether aqueous perfluorooctane sulfonate (PFOS), a persistent aquatic…
View details →DOI: 10.1016/j.envpol.2026.128638 Negative / Null Result ReportMedicine
Shioiri H, Takahashi T, Matsumoto T · 2026 · International orthopaedics
Purpose To investigate factors associated with achieving both postoperative knee flexion range of motion (ROM) ≥ 125° and Numerical Rating Scale (NRS) pain score ≤ 1 at one year after posterior cruciate-retaining total knee arthroplasty…
View details →DOI: 10.1007/s00264-026-06884-2 Negative / Null Result ReportMedicine
Liu S, Tan Y, Zang L · 2026 · Healthcare (Basel, Switzerland)
Background/Objectives: Climate change worry is an emerging concern in youth mental health, but little is known about how it is associated with positive psychological functioning among university students. This study examined whether…
View details →DOI: 10.3390/healthcare14121624 Replication FailureMedicine
Fisayo T, Evans C, Mutasa K et al. · 2026 · Clinical infectious diseases : an official publication of the Infectious Diseases Society of America
Background Cytomegalovirus (CMV) co-infection is associated with mortality in adults with HIV, but whether CMV is associated with mortality in children with HIV remains uncertain. Methods In 498 children (median age 6.3 years,…
View details →DOI: 10.1093/cid/ciag354 Negative / Null Result ReportMedicine
Mayo AK, Beaudoin JJ, Woodhead JL et al. · 2026 · Clinical pharmacology and therapeutics
Obeticholic acid (OCA), a synthetic analog of chenodeoxycholic acid, was approved in 2016 for the treatment of primary biliary cholangitis. Early clinical trials revealed elevated liver biomarkers in healthy subjects receiving…
View details →DOI: 10.1002/cpt.70355 Negative / Null Result ReportOpen accessMedicine
Frey L, Grunwald S, Ruckes C et al. · 2026 · European urology open science
Background and objective Metastatic testicular germ cell tumors (mTGCTs) are treated with combination chemotherapy (Cx) containing bleomycin (BEP [bleomycin, etoposide, and cisplatin]). Bleomycin-induced pulmonary toxicity (BPT) is a…
View details →DOI: 10.1016/j.euros.2026.04.004 Negative / Null Result ReportMedicine
Liang D, Tong Y, Li F et al. · 2026 · Cerebrovascular diseases (Basel, Switzerland)
Introduction General anesthesia (GA) with endotracheal intubation is standard during endovascular treatment (EVT) for acute ischemic stroke (AIS), but the optimal timing for post-procedural extubation remains unclear. Methods In this…
View details →DOI: 10.1159/000552953 Failed Experiment ReportMedicine
Radha S, Arends M, Kislinger G et al. · 2026 · PLoS biology
Rapid information processing in complex organisms depends on myelin, which consists of a multilamellar membrane that tightly adheres to the axonal surface along the internode and at paranodal loops, where specialized adhesion proteins…
View details →DOI: 10.1371/journal.pbio.3003854 Negative / Null Result ReportMedicine
Mirda D, Hao J, Dungan M et al. · 2026 · Cancers
Background : Lynch syndrome (LS) is the most common hereditary cause of colorectal cancer (CRC), and colorectal surveillance has been shown to reduce death from CRC in this high-risk population. This study aimed to examine adherence to…
View details →DOI: 10.3390/cancers18122010 Negative / Null Result ReportMedicine
Ito K, Fujii M, Oba Y et al. · 2026 · International orthopaedics
Purpose To determine changes in low back pain (LBP) after total hip arthroplasty (THA), identify preoperative factors associated with residual LBP and LBP improvement, and clarify the association between residual LBP and patient-reported…
View details →DOI: 10.1007/s00264-026-06885-1 Negative / Null Result Report
Hamasaki H, Taxiarchi V · 2026 · Preprint
Aims Sarcopenia and sarcopenic obesity are associated with increased risks of cardiovascular (CV) disease and mortality. This study examined the associations of body composition and daily physical activity with mortality, CV events and…
View details →DOI: 10.64898/2026.06.09.26355239 Negative / Null Result ReportMedicine
Cunningham PM, Hayes JE · 2026 · Appetite
Widespread nutrition advice instructs consumers to drink water with meals to increase fullness and reduce energy intake. However, recent data indicates greater water intake is associated with more food intake at a meal, not less. Switching…
View details →DOI: 10.1016/j.appet.2026.108698 Negative / Null Result ReportMedicine
Charoenrat B, Sungkarat S, Phirawatthakul C et al. · 2026 · BMC geriatrics
Background Neck pain is associated with altered postural and gait performance in older adults. Smartphone use may further challenge postural and gait control due to additional cognitive and motor demands. This study aimed to investigate…
View details →DOI: 10.1186/s12877-026-07831-x Negative / Null Result ReportMedicine
Chan SWY, Wang R, Liu J · 2026 · Psychological assessment
Adult-reported surveys are more cost-effective for measuring children's executive function (EF) skills than direct child assessments, which are often resource-intensive. This study examined the extent to which teacher and parent reports…
View details →DOI: 10.1037/pas0001480 Negative / Null Result ReportMedicine
Tang Z, Huang C, Qiu G et al. · 2026 · Clinical rheumatology
Objective Gout is directly associated with hyperuricemia. This study aims to investigate the adherence rate to urate-lowering therapy (ULT) and its influencing factors among patients with gout in Southwest China. Methods A cross-sectional…
View details →DOI: 10.1007/s10067-026-08232-6 Negative / Null Result ReportMedicine
Hashimoto S, Ishiguchi H, Yoshiga Y et al. · 2026 · Heart rhythm
Background Data regarding acute blood pressure (BP) drops during pulsed-field ablation (PFA) for pulmonary vein isolation (PVI) are limited. Objective This study aimed to determine the incidence and risk factors of acute BP drops during…
View details →DOI: 10.1016/j.hrthm.2026.02.050 Negative / Null Result ReportMedicine
Richards-Brown M, Castiello de Obeso S, Dennison R et al. · 2026 · Quarterly journal of experimental psychology (2006)
The self-prioritisation effect demonstrates that people have a bias to learn and process self-relevant compared to other-relevant information. This tendency may provide a tool to understand how body image and perception become disrupted in…
View details →DOI: 10.1177/17470218261465670 