Negative / Null Result ReportOpen accessMedicine
Devanarayana NM, Rajindrajith S, de Silva DGH et al. · 2025 · World journal of gastrointestinal pathophysiology
Background Functional abdominal pain disorders (FAPDs) are common gut-brain interaction disorders with unclear pathophysiology. While impaired gastrointestinal motility is thought to play a key role, small intestinal dysmotility remains…
View details →Negative / Null Result Report
Nguyen TBH, Le Floch G, Henri-Sanvoisin A et al. · 2025 · Preprint
ABSTRACT Fusarium graminearum is the primary pathogen responsible for Fusarium Head Blight (FHB) in cereals, causing yield losses and mycotoxin contamination. The present study investigated the genetic diversity and population structure of…
View details →Failed Experiment ReportMedicine
Wittek T, Riepl A, Hildebrand A et al. · 2025 · Tierarztliche Praxis. Ausgabe G, Grosstiere/Nutztiere
Pregnancy diagnosis in South American camelids (SAC) is commonly performed in early pregnancy about 30 to 45 days after mating. Due to embryonic mortality, it is advisable to confirm the pregnancy later. A laboratory analysis would be…
View details →Negative / Null Result ReportMedicine
Giudice GC, Beckermann KE, Siqueira Do Amaral P et al. · 2025 · JAMA oncology
Importance Immune checkpoint inhibitors have transformed the treatment landscape for metastatic renal cell carcinoma; however, the failure of first-line therapeutic strategies remains a considerable challenge. Currently, clinicians face…
View details →Negative / Null Result ReportOpen accessMedicine
Adio AA, Goyal RK, Skiena A et al. · 2026 · Archives of orthopaedic and trauma surgery
Background Tobacco dependence is well established to impair bone healing and increase postoperative complications. However, the independent effects of nicotine, separate from combustion-related factors, remain unclear. This study aimed to…
View details →Abandoned HypothesisOpen accessMedicine
Potapova S, Zugan E, Isakov Y et al. · 2026 · International journal of molecular sciences
Fetal hypoxia and maternal stress during pregnancy are major risk factors for neurological disorders. The effects of maternal hypoxia may be transmitted to the next generation through persistent alterations in maternal endocrine and…
View details →Abandoned HypothesisMedicine
Yu M, Mao E, Xu Y et al. · 2026 · Journal of clinical medicine
Background : The prognostic significance of early triglyceride (TG) reduction in hyper-triglyceridemic acute pancreatitis (HTG-AP) remains controversial. This study aimed to investigate the association between admission TG levels, early TG…
View details →Abandoned HypothesisMedicine
Sun YM, Wang YJ, Wang HF et al. · 2026 · Zhonghua er ke za zhi = Chinese journal of pediatrics
Objective: To analyze the clinical and genetic characteristics of infantile-onset Pompe disease (IOPD) and evaluate the long-term efficacy of enzyme replacement therapy (ERT). Methods: A retrospective cohort study was conducted on 24 IOPD…
View details →Negative / Null Result ReportOpen accessMedicine
Ruiz G, Moyano J, Alcaraz I et al. · 2026 · Dentistry journal
Background/Objectives : Changes in the mechanical behavior of orthodontic archwires during clinical use are not fully understood, particularly when different bracket systems are employed. Self-ligating (SL) brackets have gained…
View details →Negative / Null Result ReportOpen accessMedicine
Delgado Álvarez S, Méndez Sánchez R, Polo Ferrero L et al. · 2026 · Cureus
Introduction Achilles tendinopathy (AT) is characterized by pain, inflammation, and functional limitations. It is also the most common cause of pain located at the back of the calcaneus. The Achilles tendon is among the most vulnerable…
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Rubiño-Díaz JÁ, Ferrández-Sempere S, Canellas F et al. · 2026 · Preprint
Abstract Aim To assess sleep quality and its relationship with interconnected health variables among nursing professionals working shifts. Methods A cross-sectional descriptive observational study. A total of 247 nursing professionals…
View details →Negative / Null Result ReportOpen accessMedicine
Li J, Shi Y, Meng H et al. · 2026 · BMC nephrology
Background The gut-kidney axis is critical in acute kidney injury (AKI) pathophysiology, but its specific characteristics in intensive care unit (ICU) patients remain unclear. This study aimed to investigate compositional and functional…
View details →Negative / Null Result ReportOpen accessMedicine
Parreiras M, Pinheiro V, Moreira O et al. · 2026 · Animals : an open access journal from MDPI
This study investigated the effects of different inclusion levels of defatted black soldier fly ( Hermetia illucens : BSF) larval meal on growth performance, haematological and biochemical blood parameters, and nutrient digestibility in…
View details →Negative / Null Result ReportMedicine
Gan Q, Ma W, Liu L et al. · 2026 · Clinical and experimental reproductive medicine
Objective This study investigated whether changes in embryonic morphological scores can predict pregnancy outcomes to support optimal blastocyst selection. Methods This retrospective dual-center study analyzed 1,492 single blastocyst…
View details →Negative / Null Result ReportOpen accessMedicine
Novotný J, Čumplík L, Horáková L et al. · 2026 · Veterinary and animal science
The study evaluated the effect of feed particle size on health and performance indicators in slow-growing broiler chickens. Performance traits, digestive tract morphology, digesta viscosity, nutrient retention, and blood biochemical…
View details →Negative / Null Result ReportOpen accessMedicine
Einfeldt AK, Tücking L, Savov P et al. · 2026 · Scientific reports
The current literature remains inconclusive about whether kinematic alignment (KA) is superior to mechanical alignment (MA) in total knee arthroplasty (TKA). Therefore, this randomized controlled trial sought to provide further…
View details →Negative / Null Result ReportOpen accessMedicine
Jansen EE, Braun A, Jansen P et al. · 2026 · BMC oral health
Background Autologous platelet concentrates (PRP, PRF, i-PRF) represent blood-derived biomaterials that have been reported to exhibit antimicrobial activity against oral microorganisms in vitro. In diffusion-based assays, visualization of…
View details →Negative / Null Result ReportMedicine
Morley-Hart R, Losco B, Dempsey AR et al. · 2026 · Chiropractic & manual therapies
Background The back squat is a commonly prescribed exercise for developing lower body strength. The ability to squat can be affected by reduced ankle dorsiflexion range of motion (DF-ROM), leading to limited squat depth and dysfunctional…
View details →Negative / Null Result ReportMedicine
Forrester LA, Rahman R, Xu R et al. · 2026 · The Journal of hand surgery
Purpose The purpose of this study was to assess outcomes after treatment of scaphoid nonunion with open reduction internal fixation and nonvascularized autograft (NVA). Methods This was a retrospective case series assessing all patients…
View details →Replication FailureMedicine
Ciećwież SM, Lewandowska K, Boroń A et al. · 2026 · Scientific reports
Reports suggest increased urinary excretion of Brain-Derived Neurotrophic Factor in patients with Overactive Bladder (OAB). The rs6265 (c.196G > A, p.Val66Met) polymorphism in the BDNF gene was previously associated with impaired secretion…
View details →Negative / Null Result ReportMedicine
O'Mahen PN, Eck CS, Wong PY et al. · 2026 · Journal of hospital medicine
Background The Affordable Care Act (ACA) allowed states to expand Medicaid to adults under 138 percent of the federal poverty line. Questions remain about how expansion influences health care utilization by Veterans already enrolled in the…
View details →Negative / Null Result ReportMedicine
Olstrup H, Forsberg B, Tornevi A · 2026 · Toxics
Background: High concentrations of coarse particulate matter PM 10 from road dust are a major air quality concern in Visby, Sweden. To mitigate these levels, local authorities replaced soft limestone with crushed granite as an anti-slip…
View details →Negative / Null Result ReportOpen accessMedicine
Yerlikaya-Schatten G, Adamovic M, Catic A et al. · 2026 · Journal of clinical medicine
Objective: To investigate whether gestational diabetes mellitus (GDM), including insulin-treated GDM, affects cerebroplacental ratio (CPR) values in monochorionic diamniotic (MCDA) twin pregnancies. Methods: This retrospective…
View details →Negative / Null Result ReportMedicine
AbuHarb H, Abusafia B, Fu X et al. · 2026 · BMC oral health
Background To assess the relationship between mandibular ramus morphology and lower third molar impaction among patients with Class II malocclusion using CBCT. Methods A retrospective study included 536 patients with Class II malocclusion,…
View details →Negative / Null Result ReportMedicine
Honda Y, Kaida E, Miyazaki Y et al. · 2026 · The journal of hand surgery Asian-Pacific volume
Background: To compare the amount of radiation exposure received by the surgeon during volar locking plate fixation for distal radius fractures using an image intensifier (II) and a flat panel detector (FPD). Methods: We included 40…
View details →Negative / Null Result ReportOpen accessMedicine
Bulak Yeliz S, Uğur Aydın Z · 2026 · Lasers in medical science
Regenerative endodontic treatment (RET) is a biologically based approach aiming to restore the pulp-dentin complex in immature permanent teeth with necrotic pulps. In this procedure, a blood clot is induced within the canal to serve as a…
View details →Negative / Null Result ReportOpen accessMedicine
Scribante A, Pascadopoli M, Pellegrini M et al. · 2026 · Dentistry journal
Objectives : To compare the adjunctive efficacy of a MicroRepair ® mouthwash containing an antibacterial complex (ABX), composed of cetylpyridinium chloride, magnolol, and honokiol, with 0.12% chlorhexidine (CHX) in the management of…
View details →Negative / Null Result Report
A R, K R, N K et al. · 2026 · Preprint
Abstract The study aimed to assess the welfare of dairy cows kept in semi-intensive and intensive system of farming in Kallakurichi District of Tamil Nadu. For assessing welfare indicators sample size of 20 dairy cows was selected for…
View details →Negative / Null Result ReportOpen accessMedicine
Spiegel S, Hübner RH, Schürmann D et al. · 2026 · BMC pulmonary medicine
Background Flexible bronchoscopy is an indispensable tool in respiratory medicine. In the context of an aging society and increasing life expectancy, the number of elderly, often multimorbid patients is growing. This raises important…
View details →Negative / Null Result ReportMedicine
Olivier R, Albouys J, Juglard C et al. · 2026 · Scientific reports
We studied a newly developed high-pressure injection flexible knife, to offer potential procedural simplification in colorectal Endoscopic Submucosal Dissection (ESD). Animal study: open randomized controlled study using an anesthetized…
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