Negative / Null Result ReportOpen accessMedicine
Sethi D, Prajapati S, Garg G · 2026 · Anesthesia and pain medicine
Background A few studies investigating the perioperative use of lung ultrasound (LUS) have shown loss of lung aeration with decline in diaphragmatic function after general anesthesia. We aimed to measure changes in lung aeration and…
View details →DOI: 10.17085/apm.25248 Negative / Null Result ReportMedicine
Kume D, Horiuchi M, Nishiwaki M · 2026 · Microvascular research
Acute mental stress (MS) can impair macrovascular function, causing increased arterial stiffness and endothelial dysfunction; however, its effect on microvascular function remains largely unclear. This study examined the impact of acute MS…
View details →DOI: 10.1016/j.mvr.2026.104964 Negative / Null Result ReportMedicine
Oliver CJ, Del Vecchio L, Climstein M et al. · 2026 · Clinical nutrition ESPEN
Background Accurate assessment of body composition beyond BMI is necessary in clinical care. Bioelectrical impedance analysis (BIA) and 3D scanning (3DS) are practical two-compartment (2C) methods estimating % body fat (%BF), fat mass…
View details →DOI: 10.1016/j.clnesp.2026.102959 Negative / Null Result Report
Baytaroğlu HN, Yalçınsoy KÖ · 2026 · Preprint
Abstract Purpose To evaluate the effect of topical cyclosporine-A treatment on edematous punctal stenosis (PS) using anterior segment optical coherence tomography (AS-OCT). Methods Patients with edematous PS who suffered from epiphora for…
View details →DOI: 10.21203/rs.3.rs-9128655/v1 Negative / Null Result Report
Kwaiser MM, King JF, Troyer LE et al. · 2026 · Preprint
Abstract Background Many physical activity interventions exist, but few are sustained, with additional barriers in rural populations. The primary objective was to evaluate the feasibility of a refined implementation strategy for a…
View details →DOI: 10.21203/rs.3.rs-8584037/v1 Negative / Null Result ReportMedicine
Diego-Navarro O, Copete S, Moreno-Martínez A et al. · 2026 · European journal of ophthalmology
PurposeTo evaluate functional and anatomical outcomes after intravitreal dexamethasone implant (DEXI) in macular edema secondary to retinal vein occlusion (ME-RVO), comparing treatment-naïve eyes with early-switch (ES) and late-switch (LS)…
View details →DOI: 10.1177/11206721261461913 Negative / Null Result ReportMedicine
Şafak A, Karakaya E, Yıldırım S et al. · 2026 · Transplantation proceedings
Introduction Although liver biopsy in patients with acute cellular rejection (ACR) is the gold standard for diagnosis, its invasive nature highlights the need for reliable noninvasive biomarkers. With evidence suggesting that peripheral…
View details →DOI: 10.1016/j.transproceed.2026.04.034 Negative / Null Result ReportMedicine
Parapiboon W, Pattanapongpaibool A, Sanprasert S · 2026 · International urology and nephrology
Purpose The benefits of incremental peritoneal dialysis (IPD) with days off remain controversial. This study aimed to compare the survival rate between IPD with days off and standard-dose peritoneal dialysis (PD). Methods Participants who…
View details →DOI: 10.1007/s11255-026-05207-z Negative / Null Result ReportOpen accessMedicine
Musbahi O, Pouris K, Hadjixenophontos S et al. · 2025 · World journal of methodology
Background Relieving pain is central to the early management of knee osteoarthritis, with a plethora of pharmacological agents licensed for this purpose. Intra-articular corticosteroid injections are a widely used option, albeit with…
View details →DOI: 10.5662/wjm.v15.i4.105493 Negative / Null Result ReportMedicine
Bushaibah O · 2026 · Environmental monitoring and assessment
Understanding long-term microbial dynamics in semi-enclosed coastal systems is essential for evaluating wastewater-related impacts and informing management responses. This study applies an integrated nonparametric diagnostic framework to…
View details →DOI: 10.1007/s10661-026-15444-5 Negative / Null Result Report
Alatrash M, Moustafa MS, Nashed GA et al. · 2026 · Preprint
Background: The gallbladder plays an essential role in lipid homeostasis through bile storage and regulated release. Gallstone disease is frequently associated with dyslipidemia, and cholecystectomy is one of the most common abdominal…
View details →DOI: 10.12688/f1000research.174454.2 Negative / Null Result ReportMedicine
Torres K, Terzi S, Simón L · 2026 · Scientific reports
Healthier diets are associated with fewer mental health symptoms, whereas higher consumption of ultra-processed foods is associated with psychological distress. This pilot study aimed to evaluate the impact of a nutrition education…
View details →DOI: 10.1038/s41598-026-52758-3 Negative / Null Result ReportMedicine
Aytekin AM, Ulusoy HE, Efe MA et al. · 2026 · The journal of obstetrics and gynaecology research
Objective To evaluate the impact of bilateral salpingectomy added to hysterectomy performed via different surgical routes on ovarian reserve, ovarian stromal blood flow, and sexual function in premenopausal women. Methods This prospective…
View details →DOI: 10.1111/jog.70351 Negative / Null Result ReportMedicine
Lee YJ, Clement ND, Asopa V et al. · 2026 · The Journal of arthroplasty
Background The objectives were to evaluate whether the EQ-5D-3L questionnaire demonstrated a ceiling effect after total hip arthroplasty (THA), identify which patients were more likely to reach the ceiling score, and determine whether this…
View details →DOI: 10.1016/j.arth.2026.06.036 Negative / Null Result ReportMedicine
Bowman J, Cornelius JM, Schoen A et al. · 2026 · Journal of experimental zoology. Part A, Ecological and integrative physiology
The release of waterborne chemical cues is a well-documented anti-predator strategy in teleost fish, allowing individuals to detect, and respond to, predation threats. However, little is known about whether an ancient group of fishes,…
View details →DOI: 10.1002/jez.70102 Negative / Null Result Report
Balachandran A, Elliot JLN, Curtis S et al. · 2026 · Preprint
Abstract Background: Adolescents and young adults (AYAs) with congenital heart disease (CHD) are frequently lost to follow-up during transition to adult congenital heart disease (ACHD) care. Successful transition requires navigating…
View details →DOI: 10.21203/rs.3.rs-9900638/v1 Negative / Null Result Report
Kikuchi M, Yoshimura Y, Tanaka S et al. · 2026 · Preprint
Abstract Facilitated drum circles may promote social bonding in children, yet endocrine responses vary widely. In a school-based pilot study (n = 11; aged 9–10 years), we examined whether the temporal structure of facilitator–child…
View details →DOI: 10.21203/rs.3.rs-9139008/v1 Negative / Null Result ReportMedicine
Booth SE, Rubins D, O'Donoghue AL et al. · 2026 · Applied clinical informatics
Intravenous (IV) and oral (PO) acetaminophen have equivalent bioavailability and effectiveness, but IV formulations are significantly more expensive. Clinical decision support (CDS) tools can encourage cost-effective prescribing. We…
View details →DOI: 10.1055/a-2902-8381 Negative / Null Result ReportMedicine
Seijas R, Vázquez M, Barastegui D et al. · 2026 · International orthopaedics
Purpose To characterise recovery trajectories across nine patient-reported outcomes (PROs) during the first twelve months after hip arthroscopy for femoroacetabular impingement syndrome (FAIS), and to determine whether six-month assessment…
View details →DOI: 10.1007/s00264-026-06912-1 Negative / Null Result ReportMedicine
Aftabi S, Leslie WD · 2026 · Journal of clinical densitometry : the official journal of the International Society for Clinical Densitometry
Dual-energy X-ray absorptiometry (DXA) is the gold standard for assessing bone mineral density (BMD), but technical factors such as acquisition mode may affect measurement. On GE Healthcare DXA systems, Thin and Thick modes are often…
View details →DOI: 10.1016/j.jocd.2025.101660 Negative / Null Result ReportOpen accessMedicine
Singh PK, Kumar BS, Nandi S et al. · 2026 · Veterinary medicine international
Bisphenol A (BPA), an organic environment chemical, has extensive presence in consumer goods and food/feed items. The present study aimed to explore how BPA influenced the viability, proliferation, apoptosis, and steroidogenic activity of…
View details →DOI: 10.1155/vmi/5498627 Negative / Null Result ReportOpen accessMedicine
Lin YH, Teng MMH · 2026 · PloS one
Monitoring bone mineral density (BMD) changes can be challenging when both the spine and hips are included in follow-up assessments. This study aimed to evaluate BMD changes using different monitoring approaches, including comparisons…
View details →DOI: 10.1371/journal.pone.0339343 Negative / Null Result ReportMedicine
Abd Elghany AA, Kamel Eyada MM, Maher SA et al. · 2026 · Cytokine
Background Alopecia areata (AA) is a common autoimmune disease which causes non-scarring patches of hair loss and has a 2% lifetime risk. Its chronic, recurrent nature makes treatment difficult. Potential roles of the JAK/STAT pathway,…
View details →DOI: 10.1016/j.cyto.2026.157121 Negative / Null Result ReportMedicine
Boonperm P, Buaboon N, Vatanavilai C et al. · 2026 · Journal of human lactation : official journal of International Lactation Consultant Association
Background Breastfeeding is a key strategy for improving maternal and infant health; however, Thailand continues to fall short of national and international breastfeeding targets. Village Health Volunteers (VHVs) play an essential role in…
View details →DOI: 10.1177/08903344261446114 Negative / Null Result ReportMedicine
Seward M, Puiras E, Crocker CE et al. · 2026 · BMC psychiatry
Background 30% of individuals with schizophrenia do not respond to first line dopamine-blocking antipsychotic medications and meet criteria for treatment resistant schizophrenia (TRS). Elevated glutamate levels in the anterior cingulate…
View details →DOI: 10.1186/s12888-026-08294-5 Negative / Null Result ReportMedicine
Sinha R, Sabir M, Tripathi M et al. · 2026 · Indian journal of ophthalmology
Objective To evaluate the role of local oxygen supplementation in accelerated collagen cross-linking (CXL) in human subjects. Method Patients with progressive keratoconus were enrolled and randomized to undergo accelerated CXL in either…
View details →DOI: 10.4103/ijo.ijo_1965_25 Negative / Null Result ReportMedicine
Vasamsetti SR, Guddeti A, Kumar S et al. · 2026 · Nigerian journal of clinical practice
Background Hypothyroidism is a common condition, and thyroid hormones play a key role in metabolism and fat regulation. We examined how levothyroxine affects visceral adipose tissue (VAT) and body composition using dual-energy X-ray…
View details →DOI: 10.4103/njcp.njcp_718_25 Negative / Null Result ReportMedicine
Kim S, Kim YJ, Yoon YH et al. · 2026 · International journal of retina and vitreous
Purpose This study aimed to investigate the spatial correlation between retinal structure and function in macular telangiectasia type 2 (MacTel) using Compass fundus-tracked microperimetry. Methods Medical records of 54 eyes from 28…
View details →DOI: 10.1186/s40942-026-00873-8 Negative / Null Result ReportMedicine
Ting J, Grills N, Sochet AA et al. · 2026 · Pediatric cardiology
Critical congenital heart disease (CCHD) screening using pulse oximetry was mandated by all states between 2011-2018. We sought to evaluate the effect on the age at initial admission to a children's hospital, the hospital length of stay…
View details →DOI: 10.1007/s00246-026-04307-y Negative / Null Result ReportMedicine
Soliman S, Said D, Maqsood S et al. · 2026 · Advances in therapy
Introduction Infectious keratitis can lead to significant ocular morbidity and threaten vision if not treated promptly with antimicrobial therapy. Adjuvant treatment with corneal cross-linking (CXL) can improve visual outcomes in cases of…
View details →DOI: 10.1007/s12325-026-03621-4 