Negative / Null Result ReportMedicine
Li, Lai, Zou et al. · 2026 · Cellular & molecular immunology
Systemic lupus erythematosus (SLE) pathogenesis involves the dysregulated production of mutated, high-affinity autoantibodies, a process primarily orchestrated within germinal centers (GCs). However, the precise regulatory mechanisms…
View details →DOI: 10.1038/s41423-026-01444-5 Negative / Null Result ReportMedicine
Lu, Liu, Guo et al. · 2026 · Scientific reports
The prognosis of heart failure is highly dependent on patient self-management, and short-video platforms have become a key channel for the public to access information about heart failure (HF). This cross-sectional study systematically…
View details →DOI: 10.1038/s41598-026-58582-z Negative / Null Result ReportMedicine
Gosavi, Sritharan, Bell et al. · 2026 · Annals of hepato-biliary-pancreatic surgery
Perioperative chemotherapy is frequently used for resectable colorectal liver metastases (CRLM), despite persistent uncertainty regarding the extent of its survival benefit. This perspective revisits the evidence supporting this practice…
View details →DOI: 10.14701/ahbps.26-103 Failed Experiment ReportMedicine
Lizwan, Cynthia Chia · 2026 · Journal of cardiothoracic surgery
Early chest drain removal and discharge are standard in enhanced-recovery protocols after video-assisted thoracoscopic surgery (VATS) lobectomy, but rare wound complications may arise. We report a 71-year-old man who underwent uneventful…
View details →DOI: 10.1186/s13019-026-04483-1 Negative / Null Result ReportMedicine
Matsumiya, Ding, Ikegami et al. · 2026 · Journal of immunology (Baltimore, Md. : 1950)
Pathogen-derived RNAs function as pathogen-associated molecular patterns (PAMPs) that activate innate immune responses through pattern recognition receptors (PRRs). While viral RNA is well established as a trigger of antiviral immunity,…
View details →DOI: 10.1093/jimmun/vkag149 Negative / Null Result ReportMedicine
Zhang, Zhang, Kwan et al. · 2026 · Social science & medicine (1982)
Urban noise pollution has become a critical environmental issue affecting residents' quality of life. Existing research struggles to capture heterogeneity in noise sensitivity across different populations and cannot precisely quantify the…
View details →DOI: 10.1016/j.socscimed.2026.119516 Negative / Null Result ReportMedicine
Yang, Yang, Du et al. · 2026 · BMC cancer
Accurate prognostic assessment remains challenging in patients with hepatocellular carcinoma (HCC). Although the fibrosis-4 (FIB-4) index is widely used for non-invasive evaluation of liver fibrosis, its prognostic value in HCC remains…
View details →DOI: 10.1186/s12885-026-16360-0 Negative / Null Result ReportMedicine
Sun, Wang, Lai et al. · 2026 · Neural regeneration research
The regulatory network of the spleen, a densely innervated immune hub, undergoes pathological remodeling following spinal cord injury. Whether targeted electrical stimulation of the spleen at specific frequencies can reverse peripheral…
View details →DOI: 10.4103/nrr.nrr-d-26-00245 Negative / Null Result ReportMedicine
Chen, Hu, Peng et al. · 2026 · Journal of immunology research
This multicenter study aimed to analytically compare the performance of automated quantitative assays-chemiluminescence immunoassay (CLIA) and multiplexed bead immunoassay (MBI)-for detecting anti-Ro/La antibodies in Chinese patients with…
View details →DOI: 10.1155/jimr/9771858 Negative / Null Result ReportMedicine
Tishchenko, De Boeck, Van Waesberghe et al. · 2026 · Journal of virology
Gap junctional intercellular communication (GJIC) enables the direct transfer of signaling molecules between neighboring cells and plays an important role in innate antiviral immunity by facilitating bystander defense responses. We…
View details →DOI: 10.1128/jvi.00773-26 Negative / Null Result ReportMedicine
Li, Feng · 2026 · Infection and drug resistance
Tropheryma whipplei (TW) , a Gram-positive bacterium, is the etiologic agent of Whipple's disease, a chronic and systemic condition that primarily involves the gastrointestinal tract. Chlamydia psittaci (C. psittaci) is a zoonotic pathogen…
View details →DOI: 10.2147/idr.s609565 Negative / Null Result ReportMedicine
Lin, Lin, Chen · 2026 · Frontiers in medicine
Postoperative chylothorax is an uncommon but challenging complication after thoracic surgery. Low-dose external beam radiotherapy (RT) has been proposed as an adjunct treatment when conservative management or surgical intervention fails,…
View details →DOI: 10.3389/fmed.2026.1828683 Failed Experiment ReportMedicine
Harder K, Thöle M · 2026 · Tierarztliche Praxis. Ausgabe K, Kleintiere/Heimtiere
Objective The aim of this study was to evaluate the therapeutic success of a conservative treatment approach for macrodontic molars in guinea pigs. To this end, longitudinal data from conservative management were analyzed and parameters of…
View details →DOI: 10.1055/a-2773-8335 Negative / Null Result ReportMedicine
Kashyap, Chang, Lu et al. · 2026 · Affective science
Social expectations are a ubiquitous part of human experience, yet little is known about the emotions associated with failing to fulfill others' social expectations. In two studies, we examined the effects of failing to fulfill others'…
View details →DOI: 10.1007/s42761-026-00365-w Negative / Null Result ReportMedicine
Chi, Zheng, Guo et al. · 2026 · Drug design, development and therapy
Ischemia-percussion (I/R) injury describes a paradoxical phenomenon in which blood flow restoration following ischemia not only fails to salvage the tissue but also exacerbates tissue injury. Due to the unique physiological functions, cell…
View details →DOI: 10.2147/dddt.s608894 Negative / Null Result ReportMedicine
He, Shen, Hu et al. · 2026 · The New phytologist
Interploidy hybridization in plants is constrained by a postzygotic barrier. Triploid production via 2x × 4x interploidy hybridization is an important strategy for obtaining seedless cultivar in some fruit tree crops…
View details →DOI: 10.1111/nph.71369 Negative / Null Result ReportMedicine
Mol, van Munster, Weersma et al. · 2026 · Journal of gastroenterology
Although ursodeoxycholic acid (UDCA) is commonly prescribed for primary sclerosing cholangitis (PSC), a beneficial long-term effect on solid clinical endpoints has not yet been established. This study evaluated the efficacy of UDCA on…
View details →DOI: 10.1007/s00535-026-02449-7 Negative / Null Result ReportMedicine
Kobayashi, Naito, Tone et al. · 2026 · Journal of orthopaedic science : official journal of the Japanese Orthopaedic Association
This study aimed to compare the accuracy of acetabular cup placement in total hip arthroplasty (THA) using a computed tomography (CT)-based augmented reality (AR) navigation system and a CT-based portable navigation system, both employed…
View details →DOI: 10.1016/j.jos.2026.06.002 Negative / Null Result ReportMedicine
Helmy, Mahmoud Desouki, Mohamed Zayed et al. · 2026 · Medicina intensiva
To evaluate whether temporal changes in parasternal intercostal muscle thickening fraction during spontaneous breathing trials provide superior diagnostic accuracy for predicting outcomes of ventilator weaning compared to single…
View details →DOI: 10.1016/j.medine.2026.502547 Negative / Null Result ReportMedicine
Ferro, Thomas, Khattak et al. · 2026 · Clinical kidney journal
Cardiovascular disease (CVD) accounts for most of the increased morbidity and mortality associated with in chronic kidney disease (CKD). Cardiovascular risk emerges early in CKD, initially driven by atherosclerotic events but later…
View details →DOI: 10.1093/ckj/sfag168 Negative / Null Result ReportMedicine
Ng, Yeo, Neo · 2026 · Palliative care and social practice
This study aimed to identify how contextual, dispositional, and relational factors intersect to shape the participant experience of serious illness conversations (SICs) while exploring the nuances of appraisal across different clinical…
View details →DOI: 10.1177/26323524261460927 Negative / Null Result ReportMedicine
Kang, Zhou, Li et al. · 2026 · Frontiers in pharmacology
Alzheimer's disease (AD) is a progressive neurodegenerative disorder characterized by relentless cognitive decline. Despite decades of research dominated by the amyloid and tau hypotheses, clinical interventions targeting these classical…
View details →DOI: 10.3389/fphar.2026.1755126 Negative / Null Result ReportMedicine
Zhao, Fu, Li et al. · 2026 · Frontiers in neuroscience
Sleep apnea and hypopnea syndrome (SAHS) is a prevalent disorder with profound adverse effects on health and overall quality of life, thereby necessitating the development of accurate and accessible screening tools. Electrocardiogram…
View details →DOI: 10.3389/fnins.2026.1853573 Negative / Null Result ReportMedicine
Frick, Whyte-Fagundes, Baraban · 2026 · Pharmacology research & perspectives
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: 10.1002/prp2.70285 ProtocolMedicine
Lou, Zhang, Chen et al. · 2026 · Frontiers in medicine
Interscalene brachial plexus block (ISB) is the first-line analgesic technique for arthroscopic shoulder surgery, but it is associated with a > 90% incidence of ipsilateral hemidiaphragmatic paresis (HDP), which severely…
View details →DOI: 10.3389/fmed.2026.1865264 Negative / Null Result ReportMedicine
Lofters, Wilks, Lee et al. · 2026 · medRxiv : the preprint server for health sciences
Fetal hemoglobin (HbF) prevents the polymerization of sickle hemoglobin (HbS). HbF, measured usually as a percent of total hemoglobin (%HbF), is inversely associated with the severity of sickle cell disease (SCD) but fails to capture the…
View details →DOI: 10.64898/2026.06.02.26354737 Negative / Null Result ReportMedicine
Rachidi, Amanallah, Benzakour et al. · 2026 · Cureus
Alcohol-induced hypoglycemia is an uncommon but potentially life-threatening metabolic complication, particularly in the setting of prolonged fasting and chronic alcohol use. We report the case of a 63-year-old man with a history of…
View details →DOI: 10.7759/cureus.108648 Negative / Null Result ReportMedicine
Jumah, Brooks, Siddiq et al. · 2026 · Missouri medicine
Chronic carotid occlusion (CCO) carries a significant risk of ischemic stroke, particularly in patients with impaired cerebrovascular reserve. Extracranial-intracranial (EC-IC) bypass emerged as a popular treatment strategy with high…
Negative / Null Result ReportMedicine
Wu, Wang, Liu et al. · 2026 · Phytomedicine : international journal of phytotherapy and phytopharmacology
Peripheral nerve injury frequently causes refractory neuropathic pain and muscle atrophy. While clinical care focuses on analgesia, effective therapies for muscle wasting are lacking. Angelica dahurica (BZ) is known for its analgesic…
View details →DOI: 10.1016/j.phymed.2026.158376 Negative / Null Result ReportMedicine
Ma, Wei, Cai et al. · 2026 · IEEE transactions on image processing : a publication of the IEEE Signal Processing Society
Virtual try-on (VTON) aims to synthesize specific fashion images dressed in given garments, which possesses great potential in real-world scenarios. Existing methods generally stand on the shoulder of the single-view VTON to train a…
View details →DOI: 10.1109/tip.2026.3700904