Negative / Null Result ReportMedicine
Lv Y, Wang F, Shen Y et al. · 2026 · European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology
Background Accurate lymph node (LN) staging is critical in colorectal cancer (CRC). Carbon nanoparticles (CNPs), used as a tumor localization agent, incidentally stain LNs, creating uncertainty about their utility for improving staging and…
View details →DOI: 10.1016/j.ejso.2026.111782 Negative / Null Result ReportMedicine
Nielsen S, Fox F, Lam T et al. · 2026 · Addiction (Abingdon, England)
Background and aims Prescription opioid-related harm remains a significant public health concern. This study aimed to evaluate the efficacy of the Opioid Safety Toolkit, a co-designed, interactive online resource, in increasing naloxone…
View details →DOI: 10.1111/add.70412 Negative / Null Result ReportMedicine
Yildirim Arslan S, Turanli E, Dinc F · 2026 · The Pediatric infectious disease journal
Background Human rhinovirus is one of the leading causes of pediatric respiratory infections worldwide. Its circulation patterns have shown notable changes in recent years. This study aimed to compare the epidemiologic, clinical and…
View details →DOI: 10.1097/inf.0000000000005171 Negative / Null Result Report
Dahl R, Sjúrðarson T, Paturson P et al. · 2025 · Preprint
Background Primary carnitine deficiency (PCD) is an autosomal recessive disorder characterized by a lack of functional carnitine transporters OCTN2 (Organic Cation/Carnitine Transporter 2), which has been linked to several cases of sudden…
View details →DOI: 10.1101/2025.09.22.677318 Negative / Null Result ReportMedicine
Yahata K, Seta K, Osaki K et al. · 2026 · Clinical and experimental nephrology
Background Glucocorticoids have diverse adverse effects, particularly infections that may be severe or opportunistic. Therefore, glucocorticoids are often initiated during hospitalization; however, the optimal glucocorticoid dose at…
View details →DOI: 10.1007/s10157-026-02868-z Negative / Null Result ReportMedicine
Sverdrup LE, Pollestad BM, Sigvaldsen I et al. · 2026 · Chemosphere
Ballast water is essential for ship stability during cargo operations and voyage, but its discharge can introduce invasive aquatic species to new environments. To mitigate this risk, ballast water is commonly treated with oxidants such as…
View details →DOI: 10.1016/j.chemosphere.2026.144899 Negative / Null Result ReportMedicine
Ostertag-Hill CA, Cummings OW, Renaud EJ · 2026 · Rhode Island medical journal (2013)
Objective The diagnostic evaluation, antibiotic treatment, and type and timing of surgical intervention for pediatric patients with complicated pneumonia is not standardized and may lead to increased length of stay, more radiation…
Negative / Null Result ReportMedicine
Lantermino A, Lapuente C, Blanco PG et al. · 2026 · Reproduction in domestic animals = Zuchthygiene
The aim of this study was to describe and compare the effect of different lighting protocols on sexual cyclicity and serum melatonin in domestic female cats. Additionally, anti-Müllerian hormone (AMH) concentrations and ultrasound or…
View details →DOI: 10.1111/rda.70177 Negative / Null Result ReportMedicine
Barron CR, Ramineni M, Finkelman BS et al. · 2026 · Human pathology
Objectives Women who carry a germline mutation in BRCA1 have an increased lifetime risk of developing breast cancer (BC). Prior Next-Generation Sequencing (NGS) studies on BCs from patients with germline BRCA1 mutations (gBRCA1) were…
View details →DOI: 10.1016/j.humpath.2026.106144 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 →DOI: 10.3390/microorganisms14020316 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 →DOI: 10.12688/f1000research.175538.1 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 →DOI: 10.1097/js9.0000000000004846 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 →DOI: 10.1016/j.cbpa.2026.111975 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 →DOI: 10.21203/rs.3.rs-6760790/v1 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 →DOI: 10.21203/rs.3.rs-8474662/v1 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 →DOI: 10.64898/2026.01.29.26345155 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 →DOI: 10.21203/rs.3.rs-8344022/v1 Negative / Null Result ReportMedicine
Tada A, Ihara S, Suwa J et al. · 2026 · Pediatrics international : official journal of the Japan Pediatric Society
Background Perioperative antimicrobial therapy is important to prevent central nervous system (CNS) infections following cerebrospinal fluid (CSF) shunt insertion, but the optimal duration remains unclear. This study aimed to evaluate the…
View details →DOI: 10.1111/ped.70372 Negative / Null Result ReportOpen accessMedicine
Shafiei SH, Latorre MR, Shimmin A · 2026 · Bone & joint open
Aims Restoring native hip biomechanics is essential for the long-term success of total hip arthroplasty (THA). Lateralized (offset) acetabular liners were developed to increase global offset and improve soft-tissue tension, but their…
View details →DOI: 10.1302/2633-1462.76.bjo-2026-0033.r1 Negative / Null Result ReportMedicine
Ptomey LT, Helsel BC, Montgomery RN et al. · 2026 · Medicine and science in sports and exercise
Purpose Individuals with Alzheimer's disease and related dementias (ADRD) and their caregivers often experience reduced physical activity (PA), diminished functional fitness, and heightened health risks. Remotely delivered PA interventions…
View details →DOI: 10.1249/mss.0000000000003974 Negative / Null Result ReportMedicine
Yang J, Lim J, Kim YJ et al. · 2026 · Journal of medical virology
Tenofovir alafenamide (TAF) exhibits antiviral efficacy comparable to tenofovir disoproxil fumarate (TDF). Nonetheless, concerns persist regarding TAF's impact on the lipid profile and potential atherosclerotic cardiovascular disease…
View details →DOI: 10.1002/jmv.70829 Negative / Null Result ReportMedicine
Kim SH, Quinn MA, Ananyev J et al. · 2026 · Medicine and science in sports and exercise
Introduction Childhood growth restriction can lead to lasting developmental changes, increasing susceptibility to chronic diseases and neurodegenerative conditions in adulthood. High-intensity interval training (HIIT) elevates…
View details →DOI: 10.1249/mss.0000000000003964 Negative / Null Result ReportMedicine
Sunderrajan A, Cursio J, Mason N et al. · 2026 · Journal of hospital medicine
Background Sleep is essential for recovery in hospitalized patients, yet frequent disruptions from medical care make rest difficult. Most prior efforts have focused on environmental modifications, often overlooking patients' role in…
View details →DOI: 10.1002/jhm.70273 Negative / Null Result Report
Curran-Alfaro CM, Side CM, Alluri A et al. · 2026 · Preprint
It is becoming increasingly clear that chronic exposure to lower levels of ethanol impact learning and behavior. To determine the impact of chronic low-dose ethanol exposure on sensitivity to changes in stimulus value, a conditioned taste…
View details →DOI: 10.64898/2026.06.08.730505 Negative / Null Result ReportOpen accessMedicine
Herzog DS, Jo J, Nakajima D et al. · 2026 · Translational animal science
Two experiments were conducted to determine the effect of ruminally protected lysine (AjiPro-L) supplementation on performance and nitrogen (N) balance of feedlot cattle fed decreasing concentrations of dietary protein. Diets contained (DM…
View details →DOI: 10.1093/tas/txag076 Negative / Null Result ReportMedicine
Medina Muñoz M, Gallego Campillo S, Martín Peinador Y et al. · 2026 · Indian pediatrics
Objective Lower respiratory tract infections (LRTIs) are a common cause of primary care visits in infants. This study was done to evaluate the course of LRTIs before-and-after the introduction of nirsevimab and to identify the associated…
View details →DOI: 10.1007/s13312-026-00385-6 Negative / Null Result ReportMedicine
Larsen MB, Faurschou IK, Haas S · 2026 · Techniques in coloproctology
Background The optimal treatment for complex Pilonidal Sinus Disease (PSD) is still debated. Despite great advances with the introduction of off-midline closure techniques, healing problems and recurrence remain challenges. We aimed to…
View details →DOI: 10.1007/s10151-026-03377-7 Negative / Null Result ReportMedicine
Tanaka R, Tokai S, Oi N et al. · 2026 · The Science of the total environment
Sap flow measured at basal trunk (Fd_base) has been used to estimate canopy transpiration and ozone uptake in forests. Although diurnal patterns of Fd_base do not always correspond to those of canopy transpiration, little is known about…
View details →DOI: 10.1016/j.scitotenv.2026.181975 Negative / Null Result ReportMedicine
Debunne N, De Letter K, Delanghe J et al. · 2026 · Clinical chemistry and laboratory medicine
Objectives Carbohydrate-deficient transferrin (CDT) is a specific biomarker for chronic excessive alcohol consumption. The IFCC Working Group on CDT Standardization recommends 2-sialo-transferrin (2-sialo-Tf) as the sole measurand, with a…
View details →DOI: 10.1515/cclm-2026-0346 Negative / Null Result ReportMedicine
Lytchiér JVC, Okur MI, Rutkowski W et al. · 2026 · European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology
Introduction Neoadjuvant immune checkpoint inhibitors (ICI) have recently entered clinical practice in management of melanoma, yet its impact on surgical outcomes remains unclear. This study evaluated the influence of neoadjuvant ICI on…
View details →DOI: 10.1016/j.ejso.2026.111403 