19,918 real negative results, null findings, and replication failures · 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.
Nugraha AP, Salim A, Putri DA et al. · 2026 · European journal of dentistry
Accurate space evaluation in malocclusion using arch length discrepancy (ALD) analysis is essential for effective orthodontic interceptive treatment during the mixed dentition (MD) phase and growth and development stage (GDS). The study…
View details →Baek CH, Lim C, Kim JG et al. · 2026 · Shoulder & elbow
Background This retrospective study compared the outcomes between single (anterior latissimus dorsi and teres major [aLDTM] tendon transfer) versus dual (aLDTM tendon transfer with arthroscopy-assisted lower trapezius tendon transfer)…
View details →Higgins AY, Huang CY, Zimmerman S et al. · 2026 · JACC. Clinical electrophysiology
Background Transcatheter left atrial appendage occlusion (LAAO) is an alternative treatment to prevent stroke in patients with atrial fibrillation. Patients with reduced left ventricular ejection fraction (LVEF) represent a particularly…
View details →Li F, Zhao Y, Peng X et al. · 2026 · Heart rhythm
Background The optimal long-term antithrombotic strategy in patients with atrial fibrillation (AF) and coronary artery disease (CAD) after successful catheter ablation (CA) remains uncertain. Objective This study aimed to compare the…
View details →Lomax JL, Mehta A, Vedantam A et al. · 2026 · Global spine journal
Study DesignScoping Literature Review.ObjectiveThe aim of this literature review is to examine the results of both skip laminectomy and oblique corpectomy in the setting of degenerative cervical myelopathy (DCM).MethodsA scoping review of…
View details →Ding HB, Sun G, Yu GY et al. · 2026 · Frontiers in oncology
Background Postoperative quality of life (Post-QoL) is the key to measuring the effectiveness of sphincter-preserving operation such as Conformal sphincter preservation operation (CSPO) for ultralow rectal cancer. This study aimed to…
View details →Najeb M, Samy A, Rizk A et al. · 2026 · Scientific reports
Tendon injuries pose a significant challenge in equine medicine due to the inherently limited regenerative capacity of tendon tissue and the high likelihood of reinjury. Recently, injectable platelet-rich fibrin (I-PRF) and exosomes…
View details →Gong H, Yu H, Cheng FF et al. · 2026 · Photodiagnosis and photodynamic therapy
Objective Traditional Chinese Medicine (TCM) constitution represents a relatively stable individual characteristic, whereas physical fitness reflects overall physical condition. Both factors have been associated with adolescent health and…
View details →Gardner DM, Williams B, Liu Z et al. · 2026 · microPublication biology
The BMP signaling pathway regulates body size and mesoderm fate specification in C. elegans . The secreted protein LON-1 both regulates and is regulated by BMP signaling. The mechanism through which LON-1 functions is unclear. In this…
View details →Hamdan AL, Abou Raji Feghali P, Lababidi G et al. · 2026 · Journal of voice : official journal of the Voice Foundation
Objective To investigate the association between the morphology and the severity of Reinke's edema (RE) and disease regression following office-based blue laser therapy (OBLT) and steroid injection. Study design Retrospective Review…
View details →Abdelgawad AH, Elhawy MA, Hussein AAHF et al. · 2026 · Urology research & practice
Objective Retrograde intrarenal surgery (RIRS) is the first-line treatment for kidney stones between 1 and 2 cm and can serve as an alternative to percutaneous nephrolithotomy for larger stones in high-risk patients, including those with…
View details →Shen M, Li H, Liu H et al. · 2026 · Orthopaedic surgery
Background To explore the influence of the new stage and classification system based on the correlation between MRI and pathological features on the collapse, symptoms, and function of femoral head necrosis. Existing radiographic staging…
View details →Bhochhibhoya A, Maskey B, Shrestha R et al. · 2025 · Preprint
Abstract Background. Artificial intelligence (AI) chatbots are considered a potential resource for dental education. However, there is still a lack of adequate knowledge regarding the trustworthiness, validity, and utility of the content…
View details →Scalia IG, Abdelfattah FE, Farina JM et al. · 2026 · Cardio-oncology (London, England)
BACKGROUND: Severe carcinoid heart disease (CaHD) may require bioprosthetic valve (BPV) replacement. Lutetium-177 (Lu-177) DOTATATE is increasingly utilized in patients with neuroendocrine tumors (NETs); however, its effect on BPVs remains…
View details →Chantre-Justino M, Silvestre RT, Delmonico L et al. · 2026 · World journal of oncology
Background Bone sarcomas are rare and heterogeneous malignant neoplasms of mesenchymal origin, often associated with poor clinical outcomes. Being rare neoplasms, a comprehensive analysis of the molecular mechanisms involved in the tumor…
View details →Akyuz C, Sunamak O, Selman A et al. · 2026 · Journal of clinical medicine
Background : Signet-ring cell colorectal cancer (SRCC) and colorectal cancer with a signet-ring cell component (SRC) are rare histological subtypes associated with poor prognosis. Although these entities are classified separately based on…
View details →Fuchida H, Sawada D, Hirota T et al. · 2026 · Toxicology reports
Objective Lactobacillus gasseri CP2305 (L. gasseri CP2305) has been reported to exert intestinal regulatory, anti-stress, and sleep-improving effects in healthy adults. This study aimed to evaluate the safety of an excessive intake of L.…
View details →Alheany ARA, Abdulkareem AZ, Abdullah ZA et al. · 2026 · Asian Pacific journal of cancer prevention : APJCP
Background Hodgkin lymphoma (HL) arises from germinal center B cells through complex viral, genetic, and environmental factors. This study examines HHV-6B infection and the IL-18 rs1946518 polymorphism as potential contributors to…
View details →Balasekaran G, Boey P, Ng YC · 2026 · Preprint
Abstract Purpose To develop and validate the OMNI RPE Color-Face Scale (CFS) on adults. Methods A total of 28 healthy participants were recruited for the study which involved scale development and validation. Scale development –…
View details →McCoy J, Gatt D, Shaw M et al. · 2026 · Pediatric pulmonology
Rationale Primary ciliary dyskinesia (PCD) is a phenotypically diverse disease; the impact of nutritional status on clinical trajectories in patients with PCD is not well defined. The aim of this study is to examine the impact of…
View details →Liu J, Wu Y, Yang D et al. · 2026 · BMC medical imaging
BACKGROUND: Glomerulonephritis (GN) is a major contributor to chronic kidney disease, highlighting the need for reliable biomarker to monitor GN. This study aimed to evaluate the potential of diffusion kurtosis imaging (DKI) for dynamic…
View details →Ojinnaka GC, Okoye OI, Ojinnaka NC et al. · 2026 · Journal of tropical pediatrics
To compare the academic performance of urban primary school children with strabismus and/or amblyopia seen at the Eye Clinic of University of Nigeria Teaching Hospital (UNTH), Ituku-Ozalla, Enugu, Nigeria, with that of their controls. In…
View details →Ji RT, Xie XF, Jia ZY et al. · 2026 · Huan jing ke xue= Huanjing kexue
Cultivating salt-tolerant rice （STR） is an effective approach to ameliorating coastal saline soils （CSL）. In this study， the CSL without STR cultivation served as the control （CK）， while soils with different rice cultivation years （1-5…
View details →Duke DJ, Wang H, Rao L et al. · 2026 · International journal of pharmaceutics
Design of the mouthpiece of a pressurised metered dose inhaler is generally informed by patient needs, followed by manufacturing and product differentiation considerations. However, relatively few studies have investigated whether the size…
View details →Gonsalves V, Flake C, West D et al. · 2026 · Annals of dyslexia
Practitioner knowledge about dyslexia is related to improved educational practices, but few measures of dyslexia knowledge have been validated with rigorous processes. The current study developed the Dyslexia Assessment and Intervention…
View details →Dantagnan CA, Salem C, Charavet C et al. · 2026 · American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics
Introduction This study aimed to compare the effect of artificial saliva (AS) aging on the trueness and precision of direct-printed aligners vs thermoformed aligners. Methods Four types of aligners were manufactured from the same reference…
View details →Chen Z, He S, Li C et al. · 2026 · Preprint
Abstract Objectives To evaluate the diagnostic accuracy of anterior joint space widening on Cone Beam Computed Tomography (CBCT) for identifying anterior disc displacement (ADD) of the temporomandibular joint (TMJ), using Magnetic…
View details →Bettiol NB, de Carvalho FA, Siessere S et al. · 2026 · Dentistry journal
Background: The relationship between facial aesthetic procedures and changes in the stomatognathic system has attracted increasing interest, motivating investigations into their functional and structural impacts. This longitudinal…
View details →Lee D, Koo J, Jeon H et al. · 2026 · AAPS PharmSciTech
Tofacitinib (Tofa), a Biopharmaceutics Classification System Class III drug, exhibits pH-dependent solubility and a strong tendency to agglomerate, potentially affecting tablet uniformity, in vitro dissolution behavior, and in vivo…
View details →Nguyen DV, Nguyen HTT · 2026 · JACC. Asia
Background Evidence regarding the effect of mineralocorticoid receptor antagonist therapy on the risk of new-onset diabetes remains inconsistent. Objectives This study aimed to examine the effect of spironolactone on the risk of incident…
View details →