Negative / Null Result ReportMedicine
Asch J, Scherer‐Lorenzen M, Pierick K et al. · 2026 · Journal of Applied Ecology.
Central European forest management strategies promoting structurally homogeneous closed‐canopy forests have led to landscape‐level declines in biodiversity and ecosystem multifunctionality. Conservation‐targeted management programs aim at…
View details →Negative / Null Result ReportMedicine
Sukarno AS, Dong A, Gumulya Y et al. · 2026 · International journal of food microbiology
Physical instability remains a major challenge in fermented plant-based yoghurts in the absence of added texturizing agents. Cultures can improve water holding capacity (WHC) through production of exopolysaccharide (EPS). This study…
View details →Negative / Null Result Report
Azaad S, Echterhoff G · 2025 · Preprint
Many experiments in psychology involve deceiving participants about aspects of the study. Researchers who employ deception sometimes administer post-experiment suspicion probes and exclude participants from analysis if their responses…
View details →Negative / Null Result ReportMedicine
Matsumoto T, Yokoe T, Takahashi T et al. · 2026 · European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society
PURPOSE: Several studies have reported an association between adolescent idiopathic scoliosis (AIS) and hip decentration (HD). However, these previous studies evaluated the hip center-edge (CE) angle at only a single time point. This study…
View details →Negative / Null Result ReportMedicine
Scalamera R, Covani M, Andreaggi S et al. · 2026 · European heart journal. Cardiovascular Imaging
Aims Cardiovascular risk factors predict adverse clinical outcomes, including acute coronary syndromes (ACS). A recent study showed a close correlation between the number of modifiable risk factors and plaque vulnerability. However, the…
View details →Negative / Null Result ReportMedicine
Przepióra F, Ciach M · 2025 · Forest Ecology and Management.
Although species with ecosystem engineering capabilities like woodpeckers, ungulates or saproxylic insects may initiate the formation of Tree-related Microhabitats (TreMs), their overall impact on TreM assemblages remains unexplored. Bark…
View details →Negative / Null Result ReportMedicine
Ohashi T, Hagihara M, Asai N et al. · 2026 · Microorganisms
Heat-killed Enterococcus faecalis EF-2001 (EF-2001) is a postbiotic preparation reported to modulate host immunity. However, its specific impact on host immune responses and virological outcomes during the early phase of influenza…
View details →Negative / Null Result Report
Dearing C, Ye Z, Robertshaw G · 2025 · Preprint
Abstract* Background Heavy metals such as cadmium, lead, and mercury are ubiquitous in the environment, accumulating in plants, animals, water and human food. Human exposure through the consumption of vegetable crops is a global concern…
View details →Negative / Null Result ReportMedicine
Yan C, Zhang X, Hu S et al. · 2026 · International journal of surgery (London, England)
The impact of neoadjuvant chemo-immunotherapy (nCIT) on perioperative cardiac safety in patients undergoing lung cancer resection remains unclear. This study aimed to evaluate the incidence and risk factors of postoperative cardiac adverse…
View details →Negative / Null Result ReportMedicine
Okino M, Makino R, Aoki M et al. · 2026 · Comparative biochemistry and physiology. Part A, Molecular & integrative physiology
Methylglyoxal (MGO) is an α-dicarbonyl compound and produced from several metabolic pathways, including glucose metabolism. This compound induces oxidative stress and organ damage in mammals and is associated with various diseases,…
View details →Negative / Null Result Report
Liu W, Li Y, Yang H et al. · 2025 · Preprint
Abstract Background Infective endocarditis (IE) is a disease caused by the involvement of pathogenic microorganisms in the endocardium, primarily characterized by the formation of growths and progressive valve damage. Despite advances in…
View details →Negative / Null Result Report
Ovalle MAM, Rozman I, Winkler EL et al. · 2026 · Preprint
Abstract Iron-oxide magnetic nanoparticles (MNPs) have been extensively investigated as magnetically actuable nanocatalysts for diagnostic and therapeutic applications. However, because wüstite/magnetite/maghemite phases can interconvert,…
View details →Negative / Null Result Report
Agudelo C, Nsereko M, Ainebyona A et al. · 2026 · Preprint
Background Stool-based molecular tests are a noninvasive option for pediatric tuberculosis (TB) diagnosis, but have lower sensitivity compared to sputum-based tests. Untargeted metagenomic sequencing (mNGS) on stool could improve…
View details →Negative / Null Result Report
Yan W, Che Z, Deng H et al. · 2026 · Preprint
Abstract 【Purpose】 To evaluate whether preoperative oral antithrombotic drugs increase perioperative bleeding risk in spinal fusion patients receiving low-molecular-weight-heparin (LMWH) bridging therapy, and compare bleeding risk with…
View details →Negative / Null Result ReportMedicine
de-la-Llave-Rincón, Ambite-Quesada, Pacho-Hernández et al. · 2026 · Pain research & management
To determine the influence of sensitization-associated and neuropathic-like symptoms and clinical features in conditioned pain modulation (CPM) activity in women with episodic or chronic migraine. A cross-sectional study including 70 women…
View details →Negative / Null Result ReportMedicine
Yersel, Ucan, Tekce · 2026 · Journal of prosthodontics : official journal of the American College of Prosthodontists
This in vitro study aimed to evaluate the effect of layer thickness, printing orientation angle, and resin type on the radiopacity of 3D-printed dental resins. Three dental 3D-printed resins (VarseoSmile TriniQ, Crowntec, and Primeprint…
View details →Negative / Null Result ReportMedicine
Na Z, Guo X, DuMei Y · 2026 · Medicine
Osteoporosis is a systemic skeletal disease characterized by decreased bone mass and microstructural destruction of bone tissue, leading to fragile bones and susceptibility to fractures, significantly affecting the quality of life of…
View details →Negative / Null Result ReportMedicine
Pennings VHM, Verwijk E, de Bie RMA et al. · 2026 · Journal of Parkinson's disease
BackgroundDespite the frequent decline in verbal fluency after STN-DBS surgery, the cause of decline remains unclear.ObjectiveThis study investigates whether mental speed and executive dysfunctions are underlying mechanisms of the phonemic…
View details →Negative / Null Result ReportOpen accessMedicine
Chen CD, Aguero C, Melloni A et al. · 2026 · Alzheimer's & dementia : the journal of the Alzheimer's Association
Introduction Alzheimer's disease (AD) biomarkers are assessed on their ability to detect AD pathophysiology in vivo, with confirmation of AD neuropathology only at autopsy. Methods Positron emission tomography (PET), plasma, and cognitive…
View details →Negative / Null Result ReportMedicine
Karunakaran KB, Purushottam M, Balakrishnan N et al. · 2026 · Translational psychiatry
Depressive disorder (DD), Alzheimer's disease (AD), and schizophrenia (SZ) are evolutionarily relevant traits that disrupt neural networks supporting affect and cognition. While genome-wide association studies have identified risk-related…
View details →Negative / Null Result ReportOpen accessMedicine
Thapa M, Adhikari GP, Saroj GC et al. · 2026 · BMC ophthalmology
BACKGROUND: To evaluate reliability and agreement of non-contact tonometry (NCT) and trans-palpebral tonometry (TPT) compared with Goldmann-applanation tonometry (GAT). METHODS: A total of 224 eyes from 112 patients were included between…
View details →Negative / Null Result Report
Wang F, Chen L, Xu X et al. · 2026 · Preprint
Abstract Background This study aimed to apply a 3D vertical cephalometric analysis to evaluate vertical skeletal relationships in adult patients. Methods The CBCT data of ninety-seven first-visit adult patients were retrospectively…
View details →Negative / Null Result ReportMedicine
Khalid H, Tsai WS, Lamanna F et al. · 2026 · The British journal of ophthalmology
Background/aims To characterise the distribution of retinal non-perfusion and its relationship with neovascularisation elsewhere (NVE) and visual acuity (VA) in referable diabetic retinopathy (DR) using ultra-widefield fluorescein…
View details →Negative / Null Result Report
Sun C, Zhang B, Tong C et al. · 2026 · Preprint
Abstract Objective: This study investigated post-SMILE changes in corneal refractive power, axial length, and anterior chamber depth, and examined the relationship between anterior chamber depth change and corneal ablation depth. Biometric…
View details →Negative / Null Result ReportMedicine
Yan Z, Chen T, Ma X et al. · 2026 · Psychology research and behavior management
Purpose Impaired cognitive flexibility is a core feature of obsessive-compulsive disorder (OCD) and may contribute to symptom persistence and variabe therapeutic outcomes. However, traditional measures may adequately capture how cognitive…
View details →Abandoned HypothesisMedicine
Jalan R, Patel VC, Shoaie S · 2026 · The lancet. Gastroenterology & hepatology
This Viewpoint examines the evolving role of rifaximin in cirrhosis, arguing that therapeutic drift has outpaced evidence and antimicrobial stewardship. While rifaximin is effective for secondary prevention of recurrent overt hepatic…
View details →Short NoteOpen accessMedicine
Toyama Y, Taniguchi Y, Morisue M et al. · 2026 · European heart journal. Case reports
Background Magnetic resonance imaging (MRI) is increasingly performed in patients with cardiac implantable electronic devices. Although generally considered safe under specific protocols, electromagnetic interference may still lead to…
View details →Methods Dead-EndMedicine
Dirican EK · 2026 · Journal of assisted reproduction and genetics
Background Operator-dependent laboratory tasks-embryo selection, vitrification and warming, and intracytoplasmic sperm injection (ICSI)-have been the principal targets of IVF laboratory automation, and a fourth strand of work, integrated…
View details →Negative / Null Result ReportMedicine
Pérez-Bellido A, Duato D, Giannelli F et al. · 2026 · Journal of experimental psychology. Learning, memory, and cognition
Statistical learning is the process of extracting regularities from the environment. Although sequential cross-modal regularities are ubiquitous (e.g., the sight of a falling ball followed by the sound of impact), previous research has…
View details →Negative / Null Result ReportMedicine
Cuccia F, Cracchiolo AN, Piras A et al. · 2026 · Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer
Background Radiotherapy (RT) is a cornerstone in cancer management, but late radiation tissue injury (LRTI) remains a relevant clinical issue, affecting approximately 5% of patients and significantly impacting quality of life. Hyperbaric…
View details →