Negative / Null Result ReportMedicine
Hoskens S, Bamps K, Herteleer M · 2026 · European journal of orthopaedic surgery & traumatology : orthopedie traumatologie
Objectives The percutaneous placement of iliosacral (IS) and transsacral (TS) screws has become a standard practice for the treatment of pelvic fractures. Due to the complex sacral anatomy, accurate screw placement is essential to avoid…
View details →Negative / Null Result Report
Sacconi R, Saladino S, Forte P et al. · 2026 · Preprint
Abstract There is a lack of knowledge about the effect of smoking activity on the anatomy and functionality of retinal vessels. The aim of this low-risk, single-center, case-control, interventional clinical trial (ClinicalTrials.gov ID…
View details →Negative / Null Result Report
Cagini C, Messina M, Fiore T et al. · 2026 · Preprint
Abstract Purpose This study investigates the efficacy of a liposomal ophthalmic solution containing cross-linked hyaluronic acid, trehalose, and stearylamine in reducing the occurrence of dry eye-like signs and symptoms in patients…
View details →Negative / Null Result ReportMedicine
Lu J, Shorey A, Uduba R et al. · 2026 · Clinical transplantation and research
Background Up to 23% of renal transplant recipients may develop transplant renal artery stenosis (TRAS). However, diagnosis requires angiography, and the contrast used may be nephrotoxic. We aimed to identify predictors of TRAS and clarify…
View details →Negative / Null Result ReportMedicine
Feng J, Li S, Li X et al. · 2026 · Journal of agricultural and food chemistry
The effects of dietary supplementation with conjugated linoleic acid (CLA) on broiler duck growth performance and the quality of dry-cured products were investigated. Ten days preslaughter with the supplementation of 2 mL/d CLA was more…
View details →Negative / Null Result ReportOpen accessMedicine
To B, Prasath V, Veney D et al. · 2026 · NPJ breast cancer
Circulating tumor DNA (ctDNA) 'tumor fraction' (TF) may correlate with therapy response, but little is known regarding TF dynamics immediately after therapy initiation. Plasma samples from a single-arm clinical trial enrolling patients…
View details →Negative / Null Result ReportMedicine
Mace C, Deighton R · 2026 · Death studies
Empirical evidence is lacking on the effectiveness of grief telephone counseling, particularly in Australia. This study addresses an important gap by evaluating the effectiveness of the Integrating Grief Program-Victoria (IGP-V), an…
View details →Negative / Null Result ReportMedicine
Ajai S, Agnihotri R · 2026 · Journal of dental hygiene : JDH
Purpose Recently, charcoal-based oral hygiene products, such as toothpastes, have gained popularity due to their whitening and antibacterial properties. However, there is limited data on charcoal-bristle electric toothbrushes. The purpose…
View details →Negative / Null Result ReportMedicine
Lee BC, Lee J, Cho KH et al. · 2026 · Gerontology
Introduction Sarcopenia and osteosarcopenia are increasingly prevalent among older adults. Exercise and nutritional support are key non-pharmacological treatments; however, their benefits may diminish after discontinuation. This study…
View details →Negative / Null Result Report
Ma P, Wu Q, Xin W et al. · 2026 · Preprint
Purpose Comparison of ocular parameters (ACD, AL, LT, VL, CCT, ASD, LC, LT/ACD) in preterm infants with retinopathy after treatment, those with spontaneous regression, and those without retinopathy, at postmenstrual (ages of 0 (40 weeks),…
View details →Negative / Null Result ReportOpen accessMedicine
Nalbant A, Olgun HE, Hendek M et al. · 2026 · Lasers in medical science
The aim of this study was to compare the effectiveness of diode laser and combined treatment protocols, applied in addition to mechanical debridement, in the treatment of peri-implantitis on clinical periodontal parameters and S100A8…
View details →Negative / Null Result ReportMedicine
Baek CH, Lim C, Kim JG et al. · 2026 · Journal of orthopaedic science : official journal of the Japanese Orthopaedic Association
Background Cystic changes within interpositional grafts used for arthroscopy-assisted lower trapezius tendon transfer (aLTT) are occasionally detected on postoperative magnetic resonance imaging (MRI); however, their clinical significance…
View details →Negative / Null Result ReportMedicine
Fattahi F, Abed S, Kouchakali G et al. · 2026 · Molecular neurobiology
Introduction Alzheimer's disease (AD) is a progressive neurological disorder associated with high prevalence. Numerous studies have been conducted to regulate the expression of inflammatory genes, indicating that any changes may ultimately…
View details →Negative / Null Result ReportMedicine
Caple MA, Lau JA · 2025 · Proceedings. Biological sciences
Local adaptation is widely documented, but contributing selective agents are rarely identified or disentangled. Here, we test whether plants are adapted to their local soil nitrogen conditions and whether microbes mediate plant adaptation…
View details →Negative / Null Result ReportOpen accessMedicine
Muñoz-Vendrell A, Arroyo-Pereiro P, León I et al. · 2026 · Journal of neurology
Background Subcutaneous natalizumab offers greater convenience than intravenous administration, but pharmacokinetic differences have raised concerns about potential subclinical disease activity. Serum neurofilament light chain (sNfL) and…
View details →Negative / Null Result ReportMedicine
Zhao L, Zeng C, Jia X et al. · 2026 · Medicine
Breast cancer (BC) has the highest cancer incidence and mortality in women worldwide, and the relationship between serum enzymes and BC has been inconsistent in previous observational studies. In this paper, 2-sample Mendelian…
View details →Negative / Null Result ReportMedicine
Al-Mohana RAAM, Jianping H, Alhammadi MS et al. · 2026 · Journal of cranio-maxillo-facial surgery : official publication of the European Association for Cranio-Maxillo-Facial Surgery
Objective To elucidate the pattern and extent of long-term condylar adaptation within the temporomandibular joint (TMJ) following mandibular setback by bilateral sagittal split osteotomy (BSSO) in patients with mandibular prognathism, with…
View details →Negative / Null Result ReportMedicine
Kubota H, Makino Y, Yoshida M et al. · 2026 · International journal of legal medicine
Background It is important to understand post-mortem changes in post-mortem computed tomography (PMCT) image interpretation. Only a few studies have focused on the eyeballs. This study aimed to clarify the changes in eyeball findings on…
View details →Negative / Null Result ReportOpen accessMedicine
Lu Y, Shu L, Liu C et al. · 2026 · Frontiers in cardiovascular medicine
Background Ethanol infusion of the vein of Marshall (EIVOM) has emerged as a promising adjunct to pulmonary vein isolation (PVI) for atrial fibrillation (AF). Methods Patients undergoing catheter ablation for persistent AF (>3 months) were…
View details →Negative / Null Result ReportMedicine
Kocaman Y, Yanmaz LE · 2026 · Veterinary ophthalmology
Purpose This study aimed to evaluate the effects of ivermectin administration on aqueous tear production and ocular surface health in dogs and to investigate its potential association with quantitative keratoconjunctivitis sicca (KCS).…
View details →Negative / Null Result ReportMedicine
Lin YJ, Chen QY, Zhao SY et al. · 2026 · Retina (Philadelphia, Pa.)
Purpose This study investigated the clinical characteristics and prognosis of rhegmatogenous retinal detachment (RRD) in patients with implantable collamer lens (ICL). Methods A retrospective review was conducted of medical records from…
View details →Negative / Null Result ReportMedicine
Treanor M, Zbozinek TD, Rosenberg BM et al. · 2025 · Journal of consulting and clinical psychology
Objective To investigate the role of extinction learning and habituation by comparing inhibitory retrieval to habituation-focused exposure for social anxiety and panic disorder. Method In this assessor-blinded, parallel-group, two-arm…
View details →Negative / Null Result ReportMedicine
Demirel N, Yildiz B, Demir M · 2026 · Journal of the College of Physicians and Surgeons--Pakistan : JCPSP
Objective To evaluate the safety and efficacy of CDK4/6 inhibitors in combination with hormone therapy, and to investigate potential predictive markers of treatment in metastatic breast cancer (MBC). Study design An observational study.…
View details →Negative / Null Result Report
K S, V KC, S AK et al. · 2026 · Preprint
Abstract Background: Vernal keratoconjunctivitis (VKC) is a chronic, recurrent allergic ocular disorder predominantly affecting children and adolescents. Vitamin D deficiency has been implicated in allergic conditions; however, its…
View details →Negative / Null Result ReportMedicine
Hashemi TM, Khami MR, Razeghi S et al. · 2026 · BMC oral health
Introduction Transitioning from a treatment-oriented model to a prevention-focused approach is essential for improving oral health outcomes. This study aimed to assess the feasibility and implementation outcomes of Integrated Oral Health…
View details →Negative / Null Result ReportMedicine
Slowinski J, Lutnick E, Frappa N et al. · 2026 · Foot & ankle international
Background This study aimed to demonstrate long term clinical follow-up and implant survivorship of Salto Talaris-type primary total ankle arthroplasty (TAA) by 1 foot and ankle-trained surgeon at a single institution. Methods Patients…
View details →Negative / Null Result Report
Goicochea-Rios E, Otiniano NM · 2026 · Preprint
Background: To evaluate the effectiveness of an educational intervention in the integral care of patients with diabetes mellitus. Methods A pre-experimental study was carried out with 103 patients with diabetes mellitus treated at Essalud,…
View details →Negative / Null Result ReportMedicine
Ghiri AA, Cavanaugh SJ, Nuñez AA et al. · 2026 · Annals of biomedical engineering
While American football games are played across a wide range of temperatures, current helmet rating protocols assess performance primarily at room temperature. This study evaluates how temperature influences impact attenuation performance…
View details →Negative / Null Result ReportOpen accessMedicine
Hyun HK, Lee OH, Roh JW et al. · 2026 · Yonsei medical journal
Purpose Patients with acute coronary syndrome (ACS) on ticagrelor-based dual antiplatelet therapy (DAPT) have an increased risk of gastrointestinal (GI) bleeding. However, evidence supporting the protective role of proton pump inhibitors…
View details →Negative / Null Result ReportOpen accessMedicine
Li X, Liu C, Wu W et al. · 2026 · Frontiers in neuroscience
Purpose To investigate the short-term effect of a longpass filter on myopic defocus-induced changes in axial length (AL) and choroidal thickness (ChT). Methods This study included 23 young myopic adults. AL and ChT were measured in both…
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