11,325 real negative results, null findings, and replication failures in Medicine · Negative / Null Result Report. Search the index →
WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record compiled from open scholarly databases; the abstract is shown in full only where the paper is openly licensed, otherwise a short excerpt under fair use. Classifications are automated and approximate.
de Araujo Monteiro AA, da Silva Teles BR, Kamdem JP et al. · 2026 · Scientific reports
Soil salinization is one of the major challenges to agriculture, reducing productivity and directly affecting plant growth, germination, and physiology, especially in economically important crops such as Medicago sativa. Conventional soil…
View details →Jin Y, Cheng X, Tan Y et al. · 2026 · Poultry science
(Objective) This study aims to explore the effect of yeast selenium on alleviating autophagy and PINK1/Parkin expression in chicken liver and kidney cells induced by diquat. (Method) A total of 120 180-day-old Kangle Yellow chickens were…
View details →Dalvand R, Otogara M, Shayan A et al. · 2026 · Scientific reports
The negative impact of infertility and its treatments on sexual health is well-documented. Self-concept plays a crucial role in sexual behavior and overall sexual health. This study aims to investigate how couple-oriented counseling, using…
View details →Chen P, Wang L, Gao S et al. · 2026 · Journal of tissue viability
Objective To conduct a retrospective analysis of patients who received treatment with two types of negative pressure materials for intermediate-thickness skin graft donor sites, comparing the clinical efficacy and exploring potential…
View details →Shetye S, Bhat YR, Lewis LES et al. · 2026 · Scientific reports
Inborn errors of energy metabolism (IEEM) are inherited conditions that typically present with impaired mitochondrial energy production and multisystem involvement, leading to adverse developmental outcomes. Iron is essential for…
View details →Pan Y, Wang T, An M et al. · 2026 · European journal of orthopaedic surgery & traumatology : orthopedie traumatologie
Purpose This study aimed to compare the cerclage and suture reduction technique with the point-type reduction technique in the management of comminuted patellar fractures using the modified Kirschner wire tension band. Methods We conducted…
View details →Alsaid HM, Khadour YA, Zakaria HM et al. · 2026 · Journal of musculoskeletal & neuronal interactions
Objectives This study evaluated the effect of sensory re-education on quality of life and sensation in patients with post-COVID-19 polyneuropathy. Methods Forty patients with post-COVID-19 polyneuropathy were randomly assigned to a study…
View details →Bostancı ŞA, Önder SŞ, Sürmeli M et al. · 2026 · Laryngoscope investigative otolaryngology
Objectives Peristomal skin complications occur in up to 29% of pediatric tracheostomy patients. While foam dressings have demonstrated superiority over traditional gauze, comparative evidence regarding silver-impregnated versus standard…
View details →Kacaroglu Vicdan A, Gibyeli Genek D · 2026 · BMC complementary medicine and therapies
Background Hemodialysis often leads to various physiological, psychological, and social challenges for individuals receiving this treatment. This study was conducted to determine the effects of stress ball use on stress, sleep quality, and…
View details →Ahmad U, Ishaq A, Khalid N · 2026 · Food science of animal resources
The present study aimed to analyze the effects of lemongrass essential oil emulsified with carboxymethyl cellulose (CMC) based edible coating on the physicochemical characteristics, microbial status, and oxidation level of raw chicken meat…
View details →Wang H, Wang L, Zhang W et al. · 2026 · Frontiers in microbiology
Introduction The emergence and dissemination of multidrug-resistant Actinobacillus pleuropneumoniae (APP) have significantly hindered the advancement of the swine industry. The combination of antimicrobial peptides (AMPs) with conventional…
View details →Guo SL, Chen SH, Liu H et al. · 2026 · Zhonghua wai ke za zhi [Chinese journal of surgery]
Objective: To report the outcomes and evaluate the safety of the "2+3"pancreaticojejunostomy in pancreaticoduodenectomy. Methods: This retrospective case series analyzed clinical data from 110 consecutive pancreaticoduodenectomy patients…
View details →Liu H, Zhang Y, Yang Z et al. · 2026 · The Journal of oral implantology
This study investigated the relationship between jawbone types and trabecular bone structures. A total of 38 osseointegrated implants were placed in 33 partially edentulous patients (17 males and 16 females). The bone quality of the…
View details →Essigke D, Kalo MZ, Wörn M et al. · 2026 · Acta physiologica (Oxford, England)
Aims The epithelial sodium channel ENaC consists of the subunits α, β, and γ and is activated at an individual channel level by proteolytic processing. Murine γENaC contains a distal polybasic tract 186 RKRK mediating proteolytic ENaC…
View details →He J, Garoushi S, Lassila L et al. · 2026 · Clinical oral investigations
Objective The purpose of this study was to prepare dental resin composites (DRCs) with low shrinkage stress and limited leachable inhibitor content by incorporating a synthesized polymerizable inhibitor PBHT…
View details →Atarashi C, Osawa K, Saito D et al. · 2026 · Maxillofacial plastic and reconstructive surgery
Background Jaw deviation is a common feature of skeletal mandibular prognathism and often extends to the maxilla, complicating diagnosis and treatment planning in surgical orthodontic treatment. Since occlusion and maxillary morphology…
View details →Elakkad YE, Refai H, Ahmed HH et al. · 2026 · Scientific reports
Liver fibrosis, a severe health issue linked to liver injury, inflammation, and cell death, often progresses to liver cancer without effective treatments. In this study, an exosome-nanoliposome hybrid loaded with caffeine (Caff) was…
View details →Luo B, Huang Y, Wu Y et al. · 2026 · BMC surgery
Objective To compare the clinical efficacy and safety of robot-assisted versus conventional fluoroscopy-guided percutaneous sacroiliac screw fixation for Tile type C posterior pelvic ring injuries. Methods A retrospective analysis was…
View details →Song C, Ni J, Liu C et al. · 2026 · Drug design, development and therapy
Background The programmed intermittent epidural bolus (PIEB) technique is effective for labor analgesia. Although ropivacaine combined with dexmedetomidine is used for epidural labor analgesia, the optimal PIEB volume for this regimen…
View details →Ashok AH, Field S, Ramakrishnan NK et al. · 2026 · Nuclear medicine communications
Background Neuroinflammation plays a crucial role in neurodegenerative disorders such as Alzheimer's disease. The P2X7 receptor (P2X7R), expressed on microglia, is involved in neuroinflammatory responses. Despite evidence of P2X7R…
View details →Yoon YK, Shim DW, Kim JH et al. · 2026 · Foot & ankle international
Background There is an increasing role for joint-preserving surgery in hallux valgus (HV) management among patients with rheumatoid arthritis (RA). We compared radiologic and clinical outcomes after minimally invasive transverse distal…
View details →Ravi M, Annadurai P, Gupta R · 2026 · Biomaterial investigations in dentistry
Background Complete removal of organic tissue and microorganisms from the root canal system is essential for successful endodontic therapy. Sodium hypochlorite (NaOCl) remains the gold standard irrigant for its tissue-dissolving and…
View details →Checchi V, Cavani F, Vistola M et al. · 2026 · Operative dentistry
Objective Single-shade materials are favored for simplifying clinical workflows without compromising the esthetics of restorations, although evidence supporting their use remains limited. Therefore, this laboratory evaluated color match of…
View details →Wang G, Yu Y, Han Y et al. · 2026 · BMC cancer
Purpose To characterize the imaging features of succinate dehydrogenase-deficient renal cell carcinoma (SDH-RCC) and compare them with those of renal oncocytoma (RO) and chromophobe RCC (chRCC). Methods This retrospective two-center study…
View details →Wei C, An J, Lin Y et al. · 2026 · PeerJ
Background Badminton is a physically demanding sport requiring a combination of aerobic endurance, anaerobic power, agility, and explosive strength. Repeated sprint training (RST) has emerged as a time-efficient strategy for improving…
View details →McCabe M, Cheung Z, Mungara T et al. · 2026 · Journal of robotic surgery
Patients with cirrhosis have increased rates of gallstone formation. While laparoscopic cholecystectomy (LC) is known to be safe in cirrhosis, perioperative morbidity remains higher than the general population. Prior work has suggested…
View details →Ürer H, Yıldırım İ, Asker G et al. · 2026 · Tropical animal health and production
In this study, meat quality characteristics of Anatolian local geese (Anser anser domesticus) and Mast geese (Anser anser) reared under semi-intensive conditions were compared. A total of 100 geese were used: 50 from each breed, 25 males…
View details →Dong C, Xu S · 2026 · Health science reports
Background and aims Dehydrated alcohol and lauromacrogol are the predominant sclerosing agents employed in cyst ablation. A clear determination of the therapeutic effects comparison between the two is still lacking. This study evaluates…
View details →Salih GA, Nilsson M, Allen M · 2026 · Genes
Background: It is essential to recover as much DNA as possible from evidence samples to ensure optimal DNA analysis in forensic casework. However, both DNA collection and purification procedures cause a substantial loss of genetic…
View details →Liu M, Guo Z, Zhou J et al. · 2026 · PeerJ
This study compared the effects of complex training (CT) versus resistance training (RT) on agility, strength and power in elite modern pentathletes during precompetition periods. Ten male modern pentathletes from the Chinese national team…
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