Negative / Null Result ReportMedicine
Vujović T, Begić Biškup K, Bojanić K et al. · 2026 · Scientific reports
Organic solvents are routinely used to dissolve poorly water-soluble chemicals in zebrafish-based assays. However, their intrinsic biological activity may confound behavioural endpoints and compromise data interpretation. This study…
View details →DOI: 10.1038/s41598-026-59476-w Negative / Null Result ReportMedicine
Heinonen K, Kaprio J, Trias T et al. · 2026 · Twin research and human genetics : the official journal of the International Society for Twin Studies
The purpose of this cross-sectional study was to investigate knowledge about multiple-birth families among midwives and public health nurses working in maternity and child health clinics in Finland. The data were collected with a Finnish…
View details →DOI: 10.1017/thg.2026.10055 Negative / Null Result ReportMedicine
Yamamoto T, Takahashi Y, Takagi S et al. · 2026 · JACC. Clinical electrophysiology
Background The effect of atrial fibrillation (AF) catheter ablation on neurocognitive function is debated. Objectives This study sought to investigate changes in cognitive function and brain imaging after AF ablation. Methods Patients…
View details →DOI: 10.1016/j.jacep.2025.12.037 Negative / Null Result ReportMedicine
McHugh EG, Marudo C, Safvati N et al. · 2026 · The Journal of perinatal education
The postpartum period is pivotal for both maternal and infant well-being, yet factors influencing postpartum readiness remain underexplored. This study investigates these factors with an emphasis on the impact of perinatal educators on…
View details →DOI: 10.1891/jpe-2024-0031 Negative / Null Result ReportMedicine
Li X, Wei X, Liu H · 2026 · Acta psychologica
The detrimental effect of demotivation on language learning engagement and achievement highlights the necessity to explore its antecedents. This research specifically delves into the intricate interplay between demotivation, self-esteem,…
View details →DOI: 10.1016/j.actpsy.2026.106964 Negative / Null Result ReportMedicine
Chen X, An Z, Li C et al. · 2026 · Clinical and experimental medicine
Anti-citrullinated peptide/protein antibodies (ACPAs) are specific serological markers for rheumatoid arthritis (RA), but their direct role in promoting osteoclastogenesis remains controversial. This study aims to determine whether…
View details →DOI: 10.1007/s10238-026-02208-1 Negative / Null Result ReportMedicine
Song Z, Liu Y, Liu H et al. · 2026 · Animals : an open access journal from MDPI
Bile acids are important for lipid digestion and metabolic regulation, but the roles of individual bile acids in crustaceans remain unclear. This study evaluated the effects of six dietary monomeric bile acids on growth and lipid…
View details →DOI: 10.3390/ani16121925 Negative / Null Result ReportMedicine
Manole C, Shet S, O Apos Brien A et al. · 2026 · Cerebrovascular diseases extra
Introduction In acute ischaemic stroke secondary to a large vessel occlusion, endovascular thrombectomy (EVT) is the standard of care. However, prediction of functional outcomes following EVT remains challenging. We sought to determine…
View details →DOI: 10.1159/000550274 Negative / Null Result ReportMedicine
Matheron G, Pearse R, Dellis S et al. · 2026 · Foot and ankle surgery : official journal of the European Society of Foot and Ankle Surgeons
Background Nonunion remains a major complication after ankle and hindfoot arthrodesis. Biologic augmentation is frequently used to mitigate this risk, but incremental benefit remains unproven. This study evaluated CT-verified union rates…
View details →DOI: 10.1016/j.fas.2026.06.003 Negative / Null Result Report
Blankenship SM, Dean C, Karpenko K et al. · 2026 · Preprint
Environmental DNA (eDNA) methods offer a powerful tool for monitoring aquatic species, yet field applications remain challenged by uncertainty in DNA transport, mixing, and detection, particularly in flowing or tidally influenced systems.…
View details →DOI: 10.64898/2026.04.27.721176 Negative / Null Result ReportOpen accessMedicine
Valizadeh S, Moshfeghi M, Bahrani Z et al. · 2026 · International journal of dentistry
Objective Artifacts from dental implants impact the clarity of cone-beam computed tomography (CBCT) scans, posing challenges to radiographic detection in adjacent areas. The aim of this in vitro study is to examine the effect of angling a…
View details →DOI: 10.1155/ijod/8828788 Negative / Null Result ReportMedicine
Irimie AI, Dinescu SN, Novac MB et al. · 2026 · Journal of clinical medicine
Background . Hematological inflammatory indices from the complete blood count have been proposed as inexpensive prognostic markers in sepsis. The systemic immune-inflammation index (SII) and neutrophil-to-lymphocyte ratio (NLR) are the…
View details →DOI: 10.3390/jcm15124799 Negative / Null Result ReportMedicine
Sengoku M, Ogawa H, Nakamura Y et al. · 2026 · Journal of orthopaedic surgery (Hong Kong)
BackgroundDuloxetine is a potent analgesic that reduces pain associated with knee osteoarthritis. This study aimed to evaluate the analgesic effects of regular postoperative duloxetine after high tibial osteotomy (HTO) and its influence on…
View details →DOI: 10.1177/10225536261437327 Negative / Null Result Report
Shi X, Motevalli S, Chang EJY et al. · 2026 · Preprint
Background: Anxiety and obesity can have negative impacts on the health of children. Understanding the relationship between obesity and mental disorders in children and adolescents will help develop effective prevention and intervention…
View details →DOI: 10.12688/f1000research.156811.3 Negative / Null Result ReportMedicine
Couturier I, Denis S, Rossary A et al. · 2026 · Food chemistry
Cooked High Amylose Wheat (HAW) products are dietary sources of resistant starch (RS). While its effects on gut microbiota are known, links to immune responses remain unclear. This study evaluated the antioxidant and anti-inflammatory…
View details →DOI: 10.1016/j.foodchem.2026.149919 Negative / Null Result ReportMedicine
Płuciennik K, Bukowska B, Sicińska P · 2026 · Nanotoxicology
The widespread presence of polystyrene nanoparticles (PS-NPs) in the human body has raised concerns about their potential biological toxicity. When assessing the safety of nanoparticles and other xenobiotics, a key aspect is their effect…
View details →DOI: 10.1080/17435390.2026.2685741 Negative / Null Result ReportMedicine
Masood M, Lane B, Maghfour J et al. · 2026 · Clinical and experimental dermatology
Post-inflammatory hyperpigmentation (PIH) is a common complication following trauma or cutaneous inflammation, particularly affecting individuals with skin of colour. Tranexamic acid (TXA) is a lysine analogue with antifibrinolytic…
View details →DOI: 10.1093/ced/llag082 Negative / Null Result ReportMedicine
Banjoko A, Harris N, Mousavi S et al. · 2026 · Journal of clinical medicine
Background/Objectives: Shift work is a form of circadian dysregulation, which has been associated with adverse reproductive health outcomes. However, the association between circadian dysregulation and ovarian reserve remains uncertain.…
View details →DOI: 10.3390/jcm15124769 Negative / Null Result ReportMedicine
Zhao Y, Peng Z, Cao D et al. · 2026 · BMC health services research
Background The Chinese government piloted the public hospital's compensation system reform in 2017. It is important for policymakers to understand how this reform has affected the health workforce's compensation and its structure. We…
View details →DOI: 10.1186/s12913-026-14850-2 Negative / Null Result ReportMedicine
Zazzeron L, Grancini V, Trombetta M et al. · 2026 · Frontiers in endocrinology
Background Cystic fibrosis-related diabetes (CFRD) is the most common extra-pulmonary complication in adults with cystic fibrosis (CF) and is primarily driven by progressive beta-cell dysfunction. The impact of CFTR modulators,…
View details →DOI: 10.3389/fendo.2026.1774728 Negative / Null Result Report
Bayoglu B, Akdeniz G, Kocabasoglu N et al. · 2026 · Preprint
Abstract Background: Neuronal growth regulator 1 (NEGR1) is a cell adhesion molecule involved in neuronal development and has been identified as a genetic risk locus for major depressive disorder (MDD). However, its functional role and…
View details →DOI: 10.21203/rs.3.rs-4421084/v3 Negative / Null Result ReportMedicine
Tapescu I, Brody RM, Cao AC et al. · 2026 · Oral oncology
Objectives To determine the incidence of pathologic retropharyngeal lymph node (RPLN) metastases, evaluate the accuracy of preoperative imaging, identify predictors for RPLN involvement, and assess the impact of pathologic RPLN metastases…
View details →DOI: 10.1016/j.oraloncology.2026.108056 Negative / Null Result ReportMedicine
Prasad D, Feltham G, De Giorgi R et al. · 2026 · Journal of psychopharmacology (Oxford, England)
Introduction Cognitive flexibility, defined as the ability to shift mental strategies when environmental demands change, may influence psychological well-being and psychiatric treatment outcomes. Research increasingly implicates the renin…
View details →DOI: 10.1177/02698811261456198 Negative / Null Result ReportMedicine
Miño V, Bacigalupo F, Quezada-Scholz VE et al. · 2026 · Acta psychologica
The present study investigated whether cognitive reappraisal modulates conditioned responding during extinction in a socially relevant fear-conditioning paradigm and whether these effects vary as a function of 5-HTTLPR genotype and…
View details →DOI: 10.1016/j.actpsy.2026.107326 Negative / Null Result ReportMedicine
Gajula SNR, Kallam JS, Kanukolanu A et al. · 2026 · Biopharmaceutics & drug disposition
Echinacea is a widely used herbal supplement and is frequently co-administered with antiviral drugs, raising concerns regarding potential herb-drug interactions. This study evaluated the effect of repeated Echinacea administration on the…
View details →DOI: 10.1002/bdd.70034 Negative / Null Result ReportMedicine
Zhang P, Iskandarani ME, Riggs S · 2026 · IEEE transactions on visualization and computer graphics
Optical see-through head-mounted displays (OST-HMDs) allow users to interact with both physical and virtual displays overlaid in the real world within augmented reality (AR) environments. When arranging these displays in space, spatial…
View details →DOI: 10.1109/tvcg.2026.3679118 Negative / Null Result Report
Liu W, Tang Y, Ding W et al. · 2026 · Preprint
Purpose: Estrogen deficiency drives bone loss through a complex interplay of endocrine, oxidative, inflammatory, and bone-remodeling disturbances. Ergothioneine (EGT) is a diet-derived thiol/thione antioxidant, yet its effects on the…
View details →DOI: 10.64898/2026.06.23.734114 Negative / Null Result ReportMedicine
Hoshiyama K, Hirano T, Sekiya E et al. · 2026 · Scientific reports
This prospective observational study evaluated short-term intraocular pressure (IOP) changes and safety following intravitreal injection of aflibercept 8 mg versus 2 mg in diabetic macular edema (DME). We included 40 eyes from 36 patients…
View details →DOI: 10.1038/s41598-026-55363-6 Negative / Null Result ReportMedicine
Bektaş B, Ulusoy CO, Uslu H et al. · 2026 · International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics
Objective In the present study, we aimed to evaluate the impact of vaginal birth after cesarean (VBAC) on quality of life, sexual function, sleep quality, and urinary incontinence and compare the results with those of vaginal birth (VB)…
View details →DOI: 10.1002/ijgo.71150 Negative / Null Result ReportMedicine
Avalos MA, Shah S, Rosenblatt NJ · 2026 · Experimental brain research
Following a loss of balance, proper reactive responses are needed to avoid a fall. Efforts have focused on how physiological factors affect these responses, but few have addressed psychological states. One psychological factor of…
View details →DOI: 10.1007/s00221-026-07328-4 