Negative / Null Result Report
Nyström L, Granhag A, Neofotistos E et al. · 2026 · Preprint
Introduction. The Shift-of-Strategy (SoS) approach aims to obtain concealed information from semi-cooperative suspects by prompting them to shift toward more forthcoming counter-interrogation strategies. While previous studies on the…
View details →Negative / Null Result ReportMedicine
Khan A, Islam I, Mannakkara N et al. · 2026 · Future cardiology
Background Echocardiography after myocardial infarction (MI) provides clinically useful information through assessment of regional wall motion abnormalities, but interpretation requires expertise and remains subject to observer…
View details →Negative / Null Result ReportMedicine
Ystrøm IK, Jensen SK, Andersen IT et al. · 2026 · Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association
Background and hypothesis IgA nephropathy (IgAN) is the leading cause of primary glomerulonephritis; however, reported incidences and prevalences vary substantially across countries. This study assessed the epidemiology of IgAN including…
View details →Negative / Null Result ReportMedicine
van de Bovenkamp AA, Nassiri S, de Man FS et al. · 2026 · European journal of heart failure
Aims Iron deficiency (ID) is common in patients with heart failure with preserved ejection fraction (HFpEF). The IRON-HFpEF trial aimed to evaluate the mechanistic effects of intravenous iron supplementation on cardiovascular function and…
View details →Negative / Null Result ReportMedicine
Yi Y, Yano K · 2025 · Physiologia Plantarum.
Elevated CO₂ (eCO₂) can enhance plant growth, but it may also accelerate senescence, which could offset the growth benefits. Phosphorus (P) supply can enhance the photosynthetic rate under eCO₂ conditions and promote biomass accumulation.…
View details →Negative / Null Result Report
Sponholtz MR, Ma D, Byrne PO et al. · 2026 · Preprint
ABSTRACT Herpes simplex virus type 2 (HSV-2) causes genital herpes through latent infection and periodic reactivation. Although antivirals alleviate symptoms, no prophylactic or therapeutic vaccines have been licensed. Glycoprotein B (gB)…
View details →Negative / Null Result ReportMedicine
Hagger V, Hendrieckx C, Cotterill A et al. · 2026 · Diabetic medicine : a journal of the British Diabetic Association
Aim To examine changes in psychological and clinical outcomes among adolescents and parents after structured type 1 diabetes education delivered in routine care. Methods Teens Empowered to Actively Manage Type 1 Diabetes (TEAM T1) is a…
View details →Negative / Null Result ReportMedicine
Nakatsuka M, Pelletier-Roy R, Paturi A et al. · 2026 · Spine
Study design Retrospective cohort study of patients undergoing single-level L5-S1 anterior or transforaminal lumbar interbody fusion between 2012 and 2024 at a single academic institution, with preoperative and one-year postoperative…
View details →Negative / Null Result ReportOpen accessMedicine
Perrier Q, Lablanche S, Moro C · 2026 · Lasers in medical science
Photobiomodulation (PBM) has been shown to protect pancreatic islets under inflammatory or metabolic stress, but its effects during hypoxia-reperfusion remain unclear. We evaluated PBM applied as preconditioning or during…
View details →Negative / Null Result ReportMedicine
Li JL, Wu JH, Zhao X et al. · 2026 · Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing
BACKGROUND: The role of prophylactic cavotricuspid isthmus (CTI) ablation remains controversial in atrial fibrillation (AF) patients without atrial flutter (AFL). Given the strong association between AF, AFL, and age, this study aimed to…
View details →Negative / Null Result ReportOpen accessMedicine
Hertig D, Furian M, Müller J et al. · 2026 · ERJ open research
Background Little is known about the effects of portable supplemental oxygen therapy (SOT) to improve exercise performance in highlanders at risk for high-altitude pulmonary hypertension (HAPH). We aimed to investigate whether SOT improves…
View details →Negative / Null Result ReportMedicine
Martins BM, Vieira RAM, Bittencourt CS et al. · 2025 · Journal of dairy science
This study evaluated the effects of propionic acid inclusion (PAI; 0, 0.25, and 0.50% of fresh matter) and ensiling time (ENT; 30, 60, 90, 120, 150, and 180 d) on the chemical composition, fermentation profile, DM losses, and in situ…
View details →Negative / Null Result ReportMedicine
Jeon SH, Song C, Jeon JH et al. · 2026 · Cancer research and treatment
Purpose The aim of this study was to identify subgroups of patients with pathologic N2 (pN2) non-small cell lung cancer (NSCLC) who may benefit from postoperative radiotherapy (PORT). Particular attention was given to evaluating whether…
View details →Negative / Null Result ReportMedicine
Moreau J, Neyraud C, Huguet H et al. · 2026 · European journal of cardiovascular nursing
Aims Despite significant medical advances in recent decades, cardiopulmonary fitness decreases faster in youth with congenital heart disease (CHD) than in healthy peers, resulting in impaired health-related quality of life (HRQoL) and…
View details →Negative / Null Result Report
Juma OA, Ochieng ME, Magak NM et al. · 2026 · Preprint
Abstract Background ART has reduced HIV mortality, but dyslipidaemia and thyroid dysfunction are increasingly observed; effects in Kisumu County remain unclear. Methodology Serum lipids (TC, TG, HDL, LDL) and thyroid hormones (TSH, T4, T3)…
View details →Negative / Null Result ReportMedicine
Goksoy B, Ofluoglu CB, Azamat IF et al. · 2026 · Surgical oncology
Background Medial-to-lateral (ML) approach is the standard technique in laparoscopic surgery for left-sided colon cancer. However, it can be technically challenging; such as in patients with intra-abdominal adhesions or during splenic…
View details →Negative / Null Result ReportMedicine
Andriotti NM, Paris W, Maia FJ et al. · 2026 · Animal Feed Science and Technology.
Feed additives that improve energy metabolism efficiency can enhance cattle performance and nitrogen use. This study evaluated the effects of guanidinoacetic acid (GAA) and methionine (MET) supplementation, alone or combined, on…
View details →Negative / Null Result ReportMedicine
Perton FT, Pouw JN, Spierings J et al. · 2026 · Arthritis research & therapy
Background To investigate the associations of circulating immune cell biomarkers with clinical manifestations and treatment response in Psoriatic Arthritis (PsA), and to evaluate whether these biomarkers improve prediction of individual…
View details →Negative / Null Result ReportMedicine
Mcloughlin C, Ramsay N, Tak L et al. · 2026 · Journal of psychosomatic research
Background Stigma in Functional Neurological Disorder has been consistently reported by patient organisations as one of their biggest challenges. We aimed to longitudinally evaluate different components of stigma, namely perceived,…
View details →Negative / Null Result ReportMedicine
Engel H, Yilmaz C, Appelhans D et al. · 2026 · International journal of sport nutrition and exercise metabolism
Caffeine enhances endurance performance but may impair shooting accuracy, creating a potential trade-off for overall biathlon performance. In a randomized, placebo-controlled, crossover study, seven elite male biathletes consumed caffeine…
View details →Negative / Null Result ReportMedicine
Pairojboriboon S, Charakorn K, Promoppatum P · 2026 · Expert review of medical devices
Background 3D-printed patient-specific pedicle screw guides (3DPSG) may provide accuracy comparable to intraoperative CT navigation (CTNav). Our 3DPSG workflow incorporates a virtual surgical planning (VSP) platform that uses deep-learning…
View details →Negative / Null Result ReportOpen accessMedicine
Barton JC, Barton JC, Bertoli LF et al. · 2026 · PloS one
Background HFE p.C282Y (rs1800562) homozygotes, including those with normal iron phenotypes, have increased risks of infection and death from infections, although serum IgA and IgM in cohorts of adults with p.C282Y homozygosity are not…
View details →Negative / Null Result ReportMedicine
Karlsson E, Dalén M, Svenarud P et al. · 2026 · Scandinavian cardiovascular journal : SCJ
Objectives Jehovah's Witnesses categorically refuse allogenic blood transfusions on religious grounds, a major challenge if intervention for heart disease is required. We retrospectively analyzed outcome after open-heart surgery in 26…
View details →Negative / Null Result ReportMedicine
Xu T, Zhao J, Wu J et al. · 2026 · Infectious agents and cancer
Objective This study examined the association between high risk human papillomavirus viral load and cervical squamous lesions using the Cobas 4800 assay and evaluated its potential as an indicator for identifying CIN2+, and analyzed the…
View details →Negative / Null Result Report
Tateno M, Mizuno K, Date M et al. · 2026 · Preprint
Background: Secondhand exposure to heated tobacco products (HTPs) is increasingly common, but its impact on human milk composition is unclear. We investigated whether secondhand exposure to HTP aerosols affects major human milk components…
View details →Negative / Null Result ReportMedicine
Steuber T, Graetz C, Springer C et al. · 2026 · International journal of dental hygiene
Objective This two-centre, double-blind, randomized, parallel-group study compared the efficacy and safety of a novel powered full-mouth cleaning device system (FMCD) with habitual toothbrushing (CG) in patients with generalized gingivitis…
View details →Negative / Null Result ReportMedicine
Okazaki T, Imagama T, Matsuki Y et al. · 2026 · The Journal of arthroplasty
Background The use of highly-porous acetabular components in total hip arthroplasty (THA) has gained popularity. To elucidate the clinical and radiological outcomes of three-dimensional (3D)-printing highly porous cups, we compared…
View details →Negative / Null Result Report
Zullo F, Chen H, Hoffman MK et al. · 2026 · Preprint
Objective: To ascertain if the adverse outcomes differ significantly in individuals without versus with one prior cesarean delivery(CD). Design: Population-based, retrospective cohort. Setting: U.S. Vital-Statistics birth-infant…
View details →Negative / Null Result ReportMedicine
Patel AA, Levi JR, Weber PC · 2026 · The Annals of otology, rhinology, and laryngology
Objective While prior literature has demonstrated that patients of lower socioeconomic groups may have larger tumors on presentation and poorer outcomes, there is limited literature on the impact of race and ethnicity on management of…
View details →Negative / Null Result ReportMedicine
Heinrich C, Hofstaetter H, Puschkasch-Möck S et al. · 2026 · European journal of applied physiology
Objective To evaluate conventional hamstring-to-quadriceps ratio across the menstrual cycle in distinct angular velocities in an eumenorrheic, physically active population. Design Repeated measures within-subjects design. Methods…
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