Negative / Null Result ReportOpen accessMedicine
Patel KR, Pugh SL, Simko JP et al. · 2026 · Advances in radiation oncology
Purpose The cyclin-dependent kinase inhibitor p27 is a well-profiled modulator of cell cycle progression. Low nuclear p27 levels have been demonstrated to have a negative prognostic impact on outcomes in patients undergoing prostatectomy.…
View details →DOI: 10.1016/j.adro.2026.102022 Negative / Null Result ReportOpen accessMedicine
Fu CK, Lee HT, Yang YC et al. · 2025 · In vivo (Athens, Greece)
Background/aim Gastric adenocarcinoma (GACA) remains a major global health concern, particularly in Asia, due to its poor prognosis and complex etiology. The interaction between genetic factors and environmental exposures, such as smoking,…
View details →DOI: 10.21873/invivo.13990 Negative / Null Result ReportOpen accessMedicine
Papadopoulos E, Rozenberg D, Wong AKO et al. · 2025 · PloS one
Background Skeletal muscle index (SMI), grip strength, and physical performance have been shown to predict clinically relevant outcomes in geriatric oncology. However, their predictive ability for chemotherapy toxicity is poorly…
View details →DOI: 10.1371/journal.pone.0336968 Negative / Null Result ReportOpen accessMedicine
Centorame G, Warrington NM, Hemani G et al. · 2025 · Behavior genetics
Breastfeeding is hypothesised to benefit child health and cognitive functioning by providing long-chain polyunsaturated fatty acids, which are essential for brain development. In 2007, Caspi et al. found evidence in two cohorts for an…
View details →DOI: 10.1007/s10519-024-10210-0 Negative / Null Result ReportOpen accessMedicine
Torchiano A, Roberts B, Haroz R et al. · 2025 · The western journal of emergency medicine
Introduction Prescribing patients buprenorphine from the emergency department (ED) is recommended by multiple organizations. However, it is unclear how best to encourage physicians to prescribe buprenorphine from the ED. Our objectives in…
View details →DOI: 10.5811/westjem.35589 Negative / Null Result ReportOpen accessMedicine
Shen CY, Li CP, Yu JT et al. · 2026 · In vivo (Athens, Greece)
Background/aim Resveratrol, a polyphenolic compound found in grapes, berries, and peanuts, has been linked to antioxidant, anti-inflammatory, and vasoprotective effects. Yet, evidence from randomized controlled trials (RCTs) remains…
View details →DOI: 10.21873/invivo.14235 Negative / Null Result ReportOpen accessMedicine
Liu J, Catanzariti MJ, Nguyen-Hao HT et al. · 2026 · Journal of neuropathology and experimental neurology
Alcohol use disorder (AUD) is characterized by an inability to stop consuming alcohol. Neuroimaging studies of patients with AUD show mild grey and white matter atrophy, while pathological studies suggest that atrophy is restricted to the…
View details →DOI: 10.1093/jnen/nlaf147 Negative / Null Result ReportMedicine
Udry J, Barber SJ · 2025 · Cognition
Inoculation interventions aim to improve discernment between true and false information, but their effectiveness with older adults is unknown. It is also unknown whether inoculation interventions are effective when misinformation is…
View details →DOI: 10.1016/j.cognition.2025.106275 Negative / Null Result ReportOpen accessMedicine
French B, Chiaro NVD, Holmes NP · 2022 · Experimental brain research
The grating orientation discrimination task (GOT) is a sensitive and reliable measure of tactile spatial resolution, or acuity. We used the GOT in three experiments to investigate the effects of hand posture and hand visibility on spatial…
View details →DOI: 10.1007/s00221-022-06450-3 Negative / Null Result ReportMedicine
Ferhatlar ME, Cumhur BA, Koca Y et al. · 2026 · European journal of trauma and emergency surgery : official publication of the European Trauma Society
Purpose The aim of this study is to prospectively compare the diagnostic performance of the PECARN, CATCH, and CHALICE clinical decision rules in pediatric patients presenting with minor head trauma, within a rural secondary-level…
View details →DOI: 10.1007/s00068-026-03186-5 Negative / Null Result ReportOpen accessMedicine
Zarghami Y, Rad MG, Mafeld S et al. · 2026 · Scientific reports
Continual automated pain detection from facial expressions using computer vision during procedural sedation could optimize sedation dose titration and minimize pain. A prospective observational study was conducted. Participants' faces were…
View details →DOI: 10.1038/s41598-026-45130-y Negative / Null Result ReportMedicine
Balraam Kv V, Nayak AR, Dass J et al. · 2026 · Journal of pediatric hematology/oncology
Background Systemic mastocytosis (SM) with associated acute myeloid leukemia (AML) is a rare malignancy usually linked to KIT p.D816V mutations. Observations We report a 17-year-old female with RUNX1::RUNX1T1-positive AML and florid mast…
View details →DOI: 10.1097/mph.0000000000003232 Negative / Null Result Report
Nayak S, Deshmukh P, Yadav SR et al. · 2026 · Preprint
Ledebouria , a geophytic herb native genus to Africa and represented by a few species in the Arabian Peninsula, Madagascar, India and Sri Lanka. For a long time Indian species were named as L. revoluta until recent molecular work clarified…
View details →DOI: 10.64898/2026.06.18.733124 Negative / Null Result ReportMedicine
Slis A, Parrell B · 2026 · Journal of cognitive neuroscience
Sensory errors, mismatches between predicted sensory outcomes of movement and reafferent sensory feedback, drive changes in the feedforward control of future motor behavior that correct for those errors. Across a wide variety of motor…
View details →DOI: 10.1162/jocn.a.2630 Negative / Null Result Report
Frick A, Whyte-Fagundes P, Baraban SC · 2026 · Preprint
Syntaxin-binding protein 1 ( STXBP1 ) mutations lead to severe epilepsy, intellectual disability, developmental delay, and movement disorder. Effective treatments for these conditions do not exist. Recent studies in Munc18-1 ( STXBP1 ) C.…
View details →DOI: 10.64898/2026.05.07.723632 Negative / Null Result ReportMedicine
Kaiser A, Resasco J, Dee LE · 2026 · Nature ecology & evolution
Urban environments pose unique challenges for understanding drivers of biodiversity change, as fragmented land ownership makes traditional biodiversity monitoring and randomized experiments logistically difficult. While participatory…
View details →DOI: 10.1038/s41559-026-03084-4 Negative / Null Result Report
Trivedi S, Simons NW, Tyagi A et al. · 2026 · Preprint
Background Large language models (LLMs) are increasingly used in mental health contexts, yet their detection of suicidal ideation is inconsistent, raising patient safety concerns. Methods We conducted a cross-sectional evaluation using 224…
View details →DOI: 10.64898/2026.04.13.26350757 Negative / Null Result ReportMedicine
Swanstein HKJ, Gommeren K, Langhorn R et al. · 2026 · Journal of veterinary emergency and critical care (San Antonio, Tex. : 2001)
Objective To describe point-of-care ultrasound (POCUS) and clinical findings in cats with high-rise syndrome. Design Retrospective descriptive study. Setting University hospital. Animals Fourteen cats that fell from a height. Measurements…
View details →DOI: 10.1111/vec.70119 Negative / Null Result ReportMedicine
Romano F, Overbey K, Durocher-Jean A et al. · 2026 · Ophthalmic surgery, lasers & imaging retina
Background and objective This study describes a novel hyperspectral imaging (HSI) approach for visualizing and measuring geographic atrophy (GA) lesions in age-related macular degeneration. Patients and methods This cross-sectional…
View details →DOI: 10.3928/23258160-20260323-01 Negative / Null Result ReportMedicine
Akinci D'Antonoli T, Adams LC, Lübberstedt J et al. · 2026 · European radiology
Objectives To evaluate whether GPT-4.1 and Llama 3.3 70B, large language models (LLMs) assessed in zero-shot, baseline configurations, detect and categorize clinically consequential errors across types that range from pattern-based to…
View details →DOI: 10.1007/s00330-026-12697-z Negative / Null Result Report
Elkordy MS · 2026 · Preprint
Underground utilities represent a critical risk factor in large-scale water infrastructure projects, particularly in dense urban environments such as Riyadh, KSA. This paper presents a comparative technical assessment of three primary…
View details →DOI: 10.20944/preprints202603.0606.v1 Negative / Null Result Report
Boersma J, Gregg J, Nason D et al. · 2026 · Preprint
Searching for lost species– those without conclusive documentation for a decade or longer– has emerged as a core goal of conservationists during the current extinction crisis. While documenting these species is an important first step,…
View details →DOI: 10.32942/x2rq2f Negative / Null Result ReportMedicine
Hasan D, Sauer J, Heller C et al. · 2026 · Clinical neuroradiology
Purpose Hemorrhagic transformation (HT) within ischemic infarcts is a critical post-stroke complication that significantly influences secondary prevention strategies, particularly the timing and safety of anticoagulation. Ultra-low field…
View details →DOI: 10.1007/s00062-026-01666-0 Negative / Null Result ReportMedicine
Theingi M, Ruengdit C, Punyamung M et al. · 2026 · Laboratory medicine
Introduction This study aimed to characterize the molecular and hematologic features of hemoglobin (Hb) Hekinan II in northern Thailand and to evaluate its phenotypic expression when co-inherited with other hemoglobinopathies. Methods In…
View details →DOI: 10.1093/labmed/lmag028 Negative / Null Result ReportMedicine
Genç S, Uzun AN, Tanriverdi̇ H · 2026 · Folia microbiologica
Carbapenem resistance in Klebsiella pneumoniae is primarily mediated by carbapenemase production. This study aimed to identify carbapenemase genes in carbapenem-resistant K. pneumoniae isolates using multiplex polymerase chain reaction…
View details →DOI: 10.1007/s12223-026-01443-z Negative / Null Result ReportMedicine
Kim H, Yu H, Kim AR et al. · 2026 · Scientific reports
Retrospective dosimetry based on thermoluminescence (TL) and optically stimulated luminescence (OSL) using personal belongings was applied to a series of small‑scale radiological accidents that occurred in South Korea between 2015 and…
View details →DOI: 10.1038/s41598-026-52162-x Negative / Null Result Report
Moritz L, Nath K, Walsh EP et al. · 2026 · Preprint
ABSTRACT Magnetoreception, the ability to perceive the geomagnetic field, is widespread across animals. The underlying sensory mechanism remains elusive, but a long-standing hypothesis proposes single-domain magnetite linked to…
View details →DOI: 10.64898/2026.04.02.715577 Negative / Null Result ReportMedicine
Luedke SG, Lawrence TE, Lucherk LW et al. · 2026 · Journal of food protection
Foreign material contamination remains a leading source of consumer complaints in the meat industry, especially in the beef sector. Metallic foreign objects may enter carcasses during upstream animal handling or during processing, creating…
View details →DOI: 10.1016/j.jfp.2026.100771 Negative / Null Result Report
Rodríguez-Sánchez GT, Rogers DW, Rainey PB · 2026 · Preprint
Understanding the genetic basis of adaptive traits requires linking mutation to phenotypic change and fit-ness. The Wrinkly Spreader (WS) mutants of Pseudomonas fluorescens SBW25, which colonize the air–liquid interface (ALI) in static…
View details →DOI: 10.64898/2026.01.27.702051 Negative / Null Result ReportMedicine
Zeldenrust EG, Carlton K, Jenkins EJ et al. · 2026 · Veterinary parasitology
Klossiella equi Baumann, 1946 (Apicomplexa: Coccidia) is a globally distributed adeleorinid parasite that infects the kidneys of equid hosts. Considered an uncommon parasite, when K. equi is detected, it is typically an incidental finding…
View details →DOI: 10.1016/j.vetpar.2026.110781 