Negative / Null Result ReportMedicine
Gandhy SU, Karzai FH, Bilusic M et al. · 2024 · European urology oncology
Background The emergence of positron emission tomography (PET) in prostate cancer is impacting clinical practice, but little is known about PET imaging as a tool to determine treatment failure in metastatic castration-resistant prostate…
View details →Negative / Null Result ReportOpen accessMedicine
Gagnon J, Quansah JE, Saleh G et al. · 2022 · Psychopathology
Introduction Splitting, as a defense mechanism in Kernberg's theory, plays a significant role in the development and maintenance of polarized and oscillating representations of self/other characteristics of borderline personality disorder…
View details →Negative / Null Result ReportOpen accessMedicine
Regel A, Sepriano A, Baraliakos X et al. · 2017 · RMD open
To assess the efficacy and safety of non-biological therapies in patients with axial spondyloarthritis (axSpA) to inform the update of the Assessment of SpondyloArthritis international Society (ASAS)/European League Against Rheumatism…
View details →Negative / Null Result ReportOpen accessMedicine
Abdelrahman KM, Hackshaw KV · 2021 · Biomedicines
Neuropathic pain affects 7-10% of the population and is often ineffectively and incompletely treated. Although the gold standard for treatment of neuropathic pain includes tricyclic antidepressants (TCAs), serotonin-noradrenaline reuptake…
View details →Negative / Null Result ReportOpen accessMedicine
Witzel S, Statland JM, Steinacker P et al. · 2024 · European journal of neurology
Background and purpose Rasagiline might be disease modifying in patients with amyotrophic lateral sclerosis (ALS). The aim was to evaluate the effect of rasagiline 2 mg/day on neurofilament light chain (NfL), a prognostic biomarker in ALS.…
View details →Negative / Null Result ReportMedicine
Kitchin SS, Lakshmanan S, Kinninger A et al. · 2023 · The British journal of cardiology
Atrial fibrillation (AF) is a common arrhythmia associated with poor outcomes. N-3 fatty acids have been shown to provide significant cardiovascular risk reduction, but they may exacerbate the risk of AF. The pathway by which N-3 fatty…
View details →Negative / Null Result ReportOpen accessMedicine
Konishi K · 2024 · Entropy (Basel, Switzerland)
We comment on the so-called negative result experiments (also known as null measurements, interaction-free measurements, and so on) in quantum mechanics (QM), in the light of the new general understanding of the quantum-measurement…
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Yarnall S, Saben JL, Sun N et al. · 2025 · Journal of genetic counseling
This observational study aimed to capture patients' experiences after reviewing carrier screening (CS) and/or noninvasive prenatal cell-free DNA testing (NIPT) results with Natera's Educational Virtual Assistant (NEVA). Patients, partners…
View details →Negative / Null Result ReportMedicine
Van Der Pol B, Ippolito J, Gao R et al. · 2026 · Sexually transmitted diseases
Background Extragenital (oropharyngeal and anorectal) Chlamydia trachomatis (CT) and Neisseria gonorrhoeae (or gonococci [GC]) infections are underdiagnosed. Here we report sensitivity and specificity estimates that were obtained from the…
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Ding JJ, Chiu CF, Su YT et al. · 2025 · Pediatric research
Background Maternal hypercalcemia is a rare but potentially serious cause of late-onset neonatal hypocalcemia. Data on the clinical characteristics and outcomes of mother-baby couplets with maternal hypercalcemia and subsequent neonatal…
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Džafić F, Ahmetović A, Čoloman N et al. · 2026 · International archives of allergy and immunology
Introduction Allergic rhinitis (AR) is a prevalent health concern. In Europe, 20-40% of the population is affected. Diagnostic methods include skin tests, measurement of serum immunoglobulin E (IgE), nasal smear for eosinophils, and…
View details →Negative / Null Result ReportOpen accessMedicine
Kohan R, Gil-Campesino H, García Rodríguez IO et al. · 2026 · Emerging infectious diseases
We report 2 cases of donor-derived Strongyloides stercoralis infection in renal transplant recipients. Despite initial negative serologic testing in donor samples, retrospective testing confirmed transmission. This report underscores the…
View details →Negative / Null Result ReportOpen accessMedicine
Bajwa MS, Jackson R, Dhanda J et al. · 2023 · Cancers
Objectives High-quality randomised controlled trials (RCT) to support the use of Fibrin Sealants (FS) in neck dissection (ND) are lacking. The DEFeND trial assessed critical pilot/feasibility questions and signals from clinical outcomes to…
View details →Negative / Null Result ReportMedicine
Howland RH · 2015 · Journal of psychosocial nursing and mental health services
Seven topics previously described in this column are revisited. The use of quantitative electroencephalography has been shown in a prospective study to be effective for predicting antidepressant treatment response. A novel antidepressant…
View details →Negative / Null Result ReportOpen accessMedicine
Ford KL, Sawyer MB, Ghosh S et al. · 2024 · ESMO open
Background Low muscle mass (MM) predicts unfavorable outcomes in cancer. Protein intake supports muscle health, but oncologic recommendations are not well characterized. The objectives of this study were to evaluate the feasibility of…
View details →Negative / Null Result ReportMedicine
Wulff KC, Miller FG, Pearson SD · 2011 · Health affairs (Project Hope)
To attain the anticipated benefits of increased investments in comparative effectiveness research, the results must translate into improved medical practice and policy. In this article we present an analysis of a case study of percutaneous…
View details →Negative / Null Result ReportOpen accessMedicine
Finlay CJ, Jackson MJ, Fisher R et al. · 2024 · Journal of Parkinson's disease
Background Increased activity across corticostriatal glutamatergic synapses may contribute to L-DOPA-induced dyskinesia in Parkinson's disease. Given the weak efficacy and side-effect profile of amantadine, alternative strategies to reduce…
View details →Negative / Null Result ReportOpen accessMedicine
Ghomrawi HMK, Marx RG, Pan TJ et al. · 2018 · Contemporary clinical trials communications
Publication of 2 (negative) randomized clinical trials (RCTs) in 2002 and 2008 demonstrating inefficacy of arthroscopic debridement of the knee (ADK) for osteoarthritis, and a 2004 national non-coverage Medicare determination, have…
View details →Negative / Null Result ReportOpen accessMedicine
Pochon C, Laroye C, Kimmoun A et al. · 2023 · Frontiers in medicine
Background The COVID-19 pandemic caused a wave of acute respiratory distress syndrome (ARDS) with a high in-hospital mortality, especially in patients requiring invasive mechanical ventilation. Wharton Jelly-derived Mesenchymal Stromal…
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Goudman L, Jansen J, Vets N et al. · 2021 · Journal of clinical medicine
The increased awareness of discrepancies between self-reporting outcome measurements and objective outcome measurements within the field of neuromodulation has accelerated the search towards more objective measurements. The aim of this…
View details →Negative / Null Result ReportMedicine
Sanderson C, Hardy J, Spruyt O et al. · 2013 · Journal of pain and symptom management
Placebo and nocebo effects are known to contribute significantly to the response to symptom control, including analgesia. Clinical trial methodologies using placebo controls are designed to identify the magnitude of these effects in the…
View details →Negative / Null Result ReportOpen accessMedicine
Farooqi AS, Guadagnolo BA, Mitra D et al. · 2023 · Current oncology (Toronto, Ont.)
Locoregional recurrence (LRR) is the predominant pattern of relapse and often the cause of death in patients with retroperitoneal sarcomas (RPS). As a result, reducing LRR is a critical objective for RPS patients. However, unlike soft…
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Ou SL, Luo J, Wei H et al. · 2023 · Frontiers in pharmacology
Background: Evidence of efficacy and safety of programmed cell death 1 (PD-1) and programmed death ligand-1 (PD-L1) checkpoint inhibitors in oesophageal cancer (EC), gastric cancer (GC) and colorectal cancer (CRC) was inconsistent,…
View details →Negative / Null Result ReportOpen accessMedicine
Petrylak DP, Ratta R, Matsubara N et al. · 2025 · Journal of clinical oncology : official journal of the American Society of Clinical Oncology
Purpose The standard of care for metastatic castration-resistant prostate cancer (mCRPC) after second-generation androgen receptor pathway inhibitor (ARPI) therapy is still docetaxel. The randomized, double-blind, phase III KEYNOTE-921…
View details →Negative / Null Result ReportOpen accessMedicine
Mitting RB, Ray S, Raffles M et al. · 2019 · PloS one
Background Methylprednisolone remains a commonly used ancillary therapy for paediatric acute respiratory distress syndrome (PARDS), despite a lack of level 1 evidence to justify its use. When planning prospective trials it is useful to…
View details →Negative / Null Result ReportMedicine
Galata Z, Limoncu O, Tunakan Dalgıc C et al. · 2026 · Allergy and asthma proceedings
Introduction: Local anesthetics (LAs) are commonly used to provide regional insensitivity in dentistry, minor surgical procedures, and general anesthesia but may rarely cause allergic reactions. Methods: The file data of 101 patients who…
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Staley I · 2026 · Preprint
Quantum-like models of cognition account for order effects, conjunction and disjunction fallacies, and contextuality in human decision data using the Hilbert-space formalism without claiming literal quantum processes in the brain. Two…
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Horita V, Yuan L · 2026 · Preprint
Commercial inoculants based on associative diazotrophs and methylotrophic bacteria, and bios-timulant programs, are marketed for broad use in cereal and fiber production, yet most field deployment occurs over already adequate mineral…
View details →Negative / Null Result ReportMedicine
Laird G, Calinger-Yoak A, Zhang Q · 2026 · EcoHealth
Wild Eastern Gray Squirrels (Sciurus carolinensis) rehabilitated at a Midwestern facility, the Ohio Wildlife Center, were experiencing an increased mortality rate due to unknown respiratory illness in 2022-2023. A qPCR test was developed…
View details →Negative / Null Result ReportOpen accessMedicine
Kunitsu T, Hamanaka K, Tagaya M et al. · 2026 · The journal of allergy and clinical immunology. Global
Background Food protein-induced enterocolitis syndrome (FPIES) caused by egg yolk is increasingly recognized in Japan, yet the optimal timing for oral food challenge (OFC) and the process of tolerance acquisition remain unclear. Objective…
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