Negative / Null Result ReportOpen accessMedicine
Salama AM, Al-Obeed RS, Helmy A et al. · 2026 · Frontiers in plant science
This study evaluated the combined effects of grafting and deficit irrigation (DI) on soil attributes, vegetative growth, yield components, fruit quality, and water productivity of 'Crimson Seedless' grapevines under semiarid conditions. It…
View details →DOI: 10.3389/fpls.2026.1785340 Negative / Null Result ReportOpen accessMedicine
Glienke L, Hall TL, Ghani KR et al. · 2026 · Urolithiasis
Control of fragment size during laser lithotripsy has taken on increasing importance with adoption of ureteroscopic aspiration technologies. The objective of this study was to characterize the relationship between laser-fiber-to-stone…
View details →DOI: 10.1007/s00240-026-01970-x Negative / Null Result ReportMedicine
Won JH, Shin JW, Kwon J et al. · 2026 · Journal of orthopaedic surgery and research
Purpose To determine whether ulnar positive variance (UPV) and relative ulnar positive variance (RUPV) affect clinical outcomes following arthroscopic transosseous repair of triangular fibrocartilage complex (TFCC) foveal tears. Methods…
View details →DOI: 10.1186/s13018-026-07010-z Negative / Null Result ReportMedicine
Diken Türksayar AA, Öztemel N, Yeşil Kurt İB et al. · 2026 · Odontology
This study evaluated the shear bond strength (SBS) of two dual-cure resin cements to a stereolithography-fabricated 3D-printed permanent crown material after various surface pretreatment protocols. Disc-shaped specimens were fabricated…
View details →DOI: 10.1007/s10266-026-01464-7 Negative / Null Result ReportMedicine
Ma Z, Luan H, Abulimiti K et al. · 2026 · BMC surgery
Objective To compare the clinical and radiographic outcomes of posterior lumbar interbody fusion (PLIF) and transforaminal lumbar interbody fusion (TLIF) in the treatment of double-level lumbar spondylolisthesis combined with spinal…
View details →DOI: 10.1186/s12893-026-03917-w Negative / Null Result ReportMedicine
Liu X, Zhao J, Wu Y et al. · 2026 · Scientific reports
Swallowing and diaphragmatic functions share neural regulatory pathways and require synchronous assessment. Patients who have had a stroke are susceptible to many complications, of which dysphagia and diaphragmatic dysfunction are…
View details →DOI: 10.1038/s41598-026-50341-4 Negative / Null Result ReportMedicine
Sullivan M, Perea LL, Bradburn E et al. · 2026 · Journal of orthopaedic trauma
Objectives To evaluate whether preoperative intravenous tranexamic acid (TXA) reduces postoperative blood transfusion rates in geriatric patients undergoing operative treatment for hip fracture. Methods Design Prospective, double-blinded,…
View details →DOI: 10.1097/bot.0000000000003172 Negative / Null Result ReportOpen accessMedicine
Zhang Z, Liu Y, Yang H et al. · 2026 · Frontiers in cellular neuroscience
Purpose To compare the clinical efficacy of endoscopic (ECTR) and open (OCTR) carpal tunnel release for carpal tunnel syndrome (CTS) and provide evidence-based surgical guidance. Methods A retrospective cohort study was conducted including…
View details →DOI: 10.3389/fncel.2026.1845917 Negative / Null Result ReportOpen accessMedicine
Ramos-Ramos V, Dextre-Herrera S, Ramírez-Vargas G et al. · 2026 · Journal of clinical and experimental dentistry
Background Silane is used as a coupling agent on glass fiber posts to enhance chemical interaction at the post-resin cement interface. This in vitro study evaluated the bond strength of silane-treated glass fiber posts at different solvent…
View details →DOI: 10.4317/jced.63939 Negative / Null Result ReportOpen accessMedicine
Hassania Y, Hassanpour S, Zendehdel M et al. · 2026 · Poultry science
This study aimed to detemine association of central α-klotho with dopaminergic and melanocortin receptors on feed intake regulation in chicken. 264 meat-type chicken were included 6 experiments, each containing 4 groups. In experiment 1,…
View details →DOI: 10.1016/j.psj.2026.107042 Negative / Null Result ReportOpen accessMedicine
Tez Yaşar BÇ, Çakmak AB, Eberliköse H et al. · 2026 · Children (Basel, Switzerland)
Background/objectives Early childhood caries (ECC) is a chronic inflammatory condition that may impose a systemic burden in pediatric patients. This study aimed to evaluate the association between dental caries severity, classified by dmft…
View details →DOI: 10.3390/children13050691 Negative / Null Result ReportMedicine
Kużdżał A, Gambuś K, Moszczyński K et al. · 2026 · Advances in clinical and experimental medicine : official organ Wroclaw Medical University
Background Positron emission tomography (PET) using 18-fluorodeoxyglucose (18-FDG) is the primary imaging modality for mediastinal staging of lung cancer. Higher standardized uptake value (SUVmax) reportedly correlates with more aggressive…
View details →DOI: 10.17219/acem/210368 Negative / Null Result ReportMedicine
Wan S, Ye L, Yang X et al. · 2026 · Insights into imaging
Objectives This study aimed to design and evaluate a competency-based education (CBE)-oriented modular training model for radiology residents, emphasizing interdisciplinary integration and disease-focused instruction to enhance clinical…
View details →DOI: 10.1186/s13244-026-02335-z Negative / Null Result ReportMedicine
Zera JN, Esper E, Simonson AP et al. · 2026 · International journal of environmental research and public health
Firefighters face high-stress occupational demands and irregular shift work that negatively impact sleep quality, which is intrinsically linked to long-term physical and psychological health. This cross-sectional study examines how the…
View details →DOI: 10.3390/ijerph23060692 Negative / Null Result ReportOpen accessMedicine
Çoban E, Altay B, Ulucan MÇ et al. · 2026 · Brazilian oral research
This study was aimed at comparatively evaluating the relationship between temporomandibular disorder (TMD) and subjective tinnitus, as well as the effects of TMD treatment on masticatory muscle activity, tinnitus symptoms, and patient…
View details →DOI: 10.1590/1807-3107bor-2026.vol40.037 Negative / Null Result Report
Al-Wesabi MM, Eskander NA · 2026 · Preprint
This scientific study aims to assess the level of awareness, nutritional knowledge, and actual behavioral practices among pregnant women in the Capital District of Sana’a, Republic of Yemen, and to determine their impact on the health and…
View details →DOI: 10.64898/2026.06.17.26355845 Negative / Null Result ReportOpen accessMedicine
Aka A, Matsuura T, Yoshimura A · 2026 · Journal of functional biomaterials
This study investigated the physicochemical properties of three endodontic bioceramics: MTA Flow White (F), MTA Repair HP (HP), and Nishika Canal Sealer BG multi (BG). Disc-shaped samples were immersed in deionized water for 28 days to…
View details →DOI: 10.3390/jfb17050220 Negative / Null Result ReportOpen accessMedicine
Rhyou HI, Bae WY, Nam YH · 2026 · Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology
Olfactory dysfunction has been observed in asthma, but its underlying mechanisms are poorly understood. This prospective study assessed olfactory function using the YSK Olfactory Function Test in 30 patients with moderate to severe asthma,…
View details →DOI: 10.1186/s13223-026-01025-1 Negative / Null Result ReportOpen accessMedicine
Lim H, Choi J, Huh JY et al. · 2026 · Current research in toxicology
Vinclozolin is a dicarboximide anti-androgenic fungicide that has endocrine-disrupting impact on mammals. Endocrine disruptors are reported to impair mitochondrial function and reduce adenosine triphosphate (ATP) production. Moreover,…
View details →DOI: 10.1016/j.crtox.2026.100302 Negative / Null Result ReportOpen accessMedicine
Shin YJ, Lee KB, Kim SY et al. · 2026 · The journal of advanced prosthodontics
Purpose Full-arch intraoral scanning often suffers from cumulative stitching errors. Segmental scanning using overlapping segments followed by digital merging has been proposed as a potential solution, but quantitative evidence remains…
View details →DOI: 10.4047/jap.2026.18.2.116 Negative / Null Result ReportMedicine
Almutairi M, Mousa I, Alqahtani R et al. · 2026 · Scientific reports
Single-shade composite restorations can adapt to the tooth structure, improve esthetics, and reduce reliance on shade selection. The objective of this study was to assess the effect of four different children's beverages on the color…
View details →DOI: 10.1038/s41598-026-55540-7 Negative / Null Result ReportMedicine
DuPaul GJ, Kern L, Dever BV et al. · 2026 · Journal of clinical child and adolescent psychology : the official journal for the Society of Clinical Child and Adolescent Psychology, American Psychological Association, Division 53
Objective Behavioral parent training is a first-line psychosocial intervention for young children with Attention-Deficit/Hyperactivity Disorder. Traditional face-to-face delivery is limited by access to therapists, feasibility, and/or…
View details →DOI: 10.1080/15374416.2026.2687069 Negative / Null Result ReportOpen accessMedicine
Wen B, Wu X, Ma X et al. · 2026 · Frontiers in immunology
The therapeutic strategy for Idiopathic Pulmonary Fibrosis (IPF) has undergone a fundamental transformation over recent decades. Combination therapy with glucocorticoids and immunosuppressants, particularly the "triple therapy" regimen…
View details →DOI: 10.3389/fimmu.2026.1830573 Negative / Null Result ReportMedicine
Sukmarova ZN, Simonenko VB · 2025 · Kardiologiia
Despite significant advances in pharmacological, interventional, and surgical treatments for cardiovascular diseases (CVDs) in recent decades, it appeared that the effectiveness of standard treatments has reached a ceiling, and growing…
View details →DOI: 10.18087/cardio.2025.11.n3016 Negative / Null Result ReportMedicine
Zhou J, Jiang X, Liu Q et al. · 2026 · Cancer metastasis reviews
Efforts to translate advances in immunology into anti-cancer immunotherapies have progressed rapidly in recent years. Six antibodies acting on programmed death ligand 1 or programmed death 1 pathways were approved in 75 cancer indications…
View details →DOI: 10.1007/s10555-026-10314-5 Failed Experiment ReportMedicine
Chichareon P, Suwannanon R, Thungthienthong M et al. · 2026 · British journal of clinical pharmacology
Background Left ventricular hypertrophy (LVH) contributes to a substantial risk of adverse outcomes in patients with coronary artery disease (CAD). Inflammation is one of the mechanisms responsible for LVH progression. The study aimed to…
View details →DOI: 10.1002/bcp.70470 Failed Experiment ReportMedicine
Yerraguntla S, Bakshi B, Chandran K et al. · 2026 · Amyotrophic lateral sclerosis & frontotemporal degeneration
N-acetylcysteine is a thiol-containing compound and a precursor of glutathione, with mechanistic plausibility for ALS, including reducing oxidative stress, regulating neuroinflammation, and mitigating mitochondrial dysfunction. Preclinical…
View details →DOI: 10.1080/21678421.2026.2638590 Negative / Null Result Report
Rourke LM, Byrt CS, Long BM et al. · 2025 · Preprint
Cyanobacteria rely on bicarbonate (HCO 3 - ) as the primary inorganic carbon (Ci) source for photosynthesis in aquatic environments. To use of this Ci source, cyanobacteria employ CO 2 concentrating mechanisms (CCMs) that elevate…
View details →DOI: 10.1101/2025.11.03.686429 Negative / Null Result ReportMedicine
Kakaletsis N, Ntaios G · 2025 · Polish archives of internal medicine
Embolic stroke of undetermined source (ESUS) represents up to one‑sixth of ischemic strokes, and is associated with an annual recurrence risk of 4%-5% despite contemporary secondary prevention. The hypothesis that oral anticoagulation…
View details →DOI: 10.20452/pamw.17139 Negative / Null Result ReportMedicine
Gweon TG, Kim SJ, Myung DS et al. · 2026 · Gastrointestinal endoscopy
Background and aims Insufficient submucosal lifting because of pretreatment with forceps biopsy frequently complicates endoscopic treatment of rectal neuroendocrine tumors (NETs) and potentially affects procedural outcomes. Despite…
View details →DOI: 10.1016/j.gie.2025.11.035 