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Evaluation of dentinal tubule penetration of a novel nano calcium hydroxide–zinc oxide intracanal medicament: An in vitro pilot study

K. Chowdhury, S.D.P. Antony, A Sanghavi, P.K. Elango et al. • Journal of Oral Biology and Craniofacial Research (2026)

Background: Residual microorganisms within dentinal tubules remain a key factor in persistent endodontic infections. Therefore, the ability of intracanal medicaments to effectively penetrate these tubules is critical for post-endodontic tre...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jobcr.2026.101565

Depigmentation Outcomes in Pigmented Oral Lichen Planus Managed With Mycophenolate Mofetil

Tania Biswas, Atul Anand Bajoria, Noureen Nahar, Pallawi Sinha et al. • Clinical Case Reports (2026)

ABSTRACT Pigmented oral lichen planus (OLP) is a chronic, immune‐mediated mucosal disorder associated with dark black or brown discoloration secondary to the excess melanin deposition. This medical condition is often accompanied by the typi...

DOAJ Open Access (DOAJ) DOI: 10.1002/ccr3.72765

The Psychological Impact of the COVID-19 Pandemic on Frontline Healthcare Workers. A Systematic Review and a Meta-Analysis

Samantha So, Teng Qing Wang, Brian Edward Yu, Monali S. Malvankar-Mehta • European Journal of Mental Health (2023)

Introduction: The COVID-19 pandemic has created a chronically stressful work environment for healthcare workers, increasing the negative psychological effects experienced. Aims: The authors of this systematic review and meta-analysis aime...

DOAJ Open Access (DOAJ)

Evaluating Adenomyosis with Transvaginal Sonography: Diagnostic Precision and Clinical Relevance

Husson Ara, Nasreen Naz, Ayesha Walid, Anila Rahim • Pakistan Journal of Medicine and Dentistry (2024)

Background: Adenomyosis is an important benign gynecological condition among females with variable signs and symptoms. Prompt detection of suspicious cases is important for the effective management of the disease. The objective of the curre...

DOAJ Open Access (DOAJ) DOI: 10.36283/PJMD13-1/006

REVIEW OF MODERN APPROACHES TO DENTAL FLUOROSIS MANAGEMENT

L.F. Kaskova, N.A. Morhun, L.I. Amosova, N.V. Yanko et al. • Український стоматологічний альманах (2019)

Dental fluorosis is caused by ingesting too much fluoride while the teeth are developing. Poltava region belongs to Buchach fluorine hydrogeological province which ground waters are characterized by a high content of fluorine. Such district...

DOAJ Open Access (DOAJ) DOI: 10.31718/2409-0255.3.2019.11

Inferior pole arterial hemorrhage during coblation intracapsular tonsillectomy requiring endovascular embolization in two pediatric cases

Alina Zgardau, Justin Shapiro, Gopakumar Sudhakaran Nair, Sachin Pandey et al. • Otolaryngology Case Reports (2026)

Background: Although severe primary arterial hemorrhage during intracapsular tonsillectomy is rare, these cases illustrate that it may still occur. The role of endovascular embolization in this setting has been only sparsely described. Case...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.xocr.2026.100762

Sleep Quality and Psychological Distress Among Undergraduate Students at a Private Medical and Dental College of Islamabad: A Cross-Sectional Study

Abdullah Ahmad Zubair, Fatima Ahmad Zubair, Syed Muhammad Abdal Hussain Shah Gillani • Life and Science (2025)

Objective: To find the relationship between sleep quality and psychological distress among undergraduate medical college students; to investigate the influence of demographic variables such as age, gender, year of study, residence, BMI, scr...

DOAJ Open Access (DOAJ) DOI: 10.37185/LnS.1.1.1023

Rapid improvement of oculomotor nerve function with ayurvedic treatment in traumatic diplopia - A case report

K. Shanti, G. Gopinathan • Journal of Ayurveda and Integrative Medicine (2024)

Diplopia or double vision has many aetiologies and often presents to the ophthalmologist. The causes of diplopia may be ocular or neurogenic in origin. Any trauma to the eyes in the form of blow-out fractures causes diplopia by damaging the...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jaim.2024.100889

Retrospective study of cultural biases and their reflections among Korean medical students: a cultural hybridity perspective

Kyung Hye Park, Ki-Byung Lee, HyeRin Roh • Korean Journal of Medical Education (2025)

Purpose Most of studies about racial or ethnic biases among medical students have been conducted in English-speaking developed countries. This study explores the hybridity and transformation of Korean medical students’ biases, arguing that ...

DOAJ Open Access (DOAJ) DOI: 10.3946/kjme.2025.320

Investigating the relationship between knowledge absorptive capacity and talent management with organizational performance

Monika Motaghi, Ali Asghar Heidary, Lida Gholizadeh • Journal of Social Behavior and Community Health (2022)

Background: The capacity to absorb knowledge and manage organizational talent and performance is important to the survival of organizations. The aim of this study was to investigate the relationship between knowledge absorptive capacity and...

DOAJ Open Access (DOAJ)

Niezwykle rzadki przypadek nowotworu złośliwego – kosmówczaka u 24-letniego mężczyzny – trudności w diagnostyce różnicowej uszkodzeń śródczaszkowych w aspekcie opiniowania sądowo-lekarskiego

Mariusz Kobek, Zbigniew Jankowski, Czesław Chowaniec, Christian Jabłoński • Archives of Forensic Medicine and Criminology (2014)

Diagnostyka różnicowa zmian chorobowych i urazowych oparta o wyniki badań obrazowych, w szczególnych przypadkach może nastręczać poważne trudności, a nawet być przyczyną błędu medycznego i w konsekwencji wydania nieprawidłowej opinii sądowo...

DOAJ Open Access (DOAJ) DOI: 10.5114/amsik.2013.46128

ITRI Biofilm Prevented Thoracic Adhesion in Pigs That Received Myocardial Ischemic Induction Treated by Myocardial Implantation of EPCs and ECSW Treatment

Jiunn-Jye Sheu, Jui-Ning Yeh, Pei-Hsun Sung, John Y. Chiang et al. • Cell Transplantation (2024)

This study tested the hypothesis that ITRI Biofilm prevents adhesion of the chest cavity. Combined extracorporeal shock wave (ECSW) + bone marrow-derived autologous endothelial progenitor cell (EPC) therapy was superior to monotherapy for i...

DOAJ Open Access (DOAJ) DOI: 10.1177/09636897241253144

Optimal exercise type and dose to improve sleep quality in older adults: a systematic review and network meta-analysis

Zhiyu Xiong, Yuan Yuan, Bopeng Qiu, Yong Yang et al. • BMC Geriatrics (2025)

Abstract Background Sleep quality decreased can result in a major health issue in older people with age. While not all sleep changes are pathological in older people’s life, severe disturbances may lead to depression, cognitive impairments,...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12877-025-06607-z

Vertex-wise multivariate genome-wide association study identifies 780 unique genetic loci associated with cortical morphology

Alexey A. Shadrin, Tobias Kaufmann, Dennis van der Meer, Clare E. Palmer et al. • NeuroImage (2021)

Brain morphology has been shown to be highly heritable, yet only a small portion of the heritability is explained by the genetic variants discovered so far. Here we extended the Multivariate Omnibus Statistical Test (MOSTest) and applied it...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.neuroimage.2021.118603

Brain plasticity in response to artistic and non-artistic training aimed at promoting creativity: How can we enhance creativity and capture the process in neuroscience?

Anna Arkhipova, Pavel Hok, Pavel Hok, Petr Janata et al. • Frontiers in Human Neuroscience (2026)

Creativity has been consensually defined as an ability to produce novel and original ideas/works, a definition shared both by the general public and among scholars. Since creativity is one of the most important and unique cognitive construc...

DOAJ Open Access (DOAJ) DOI: 10.3389/fnhum.2026.1632331

Transcranial direct current stimulation combined with cognitive-behavioral interventions for depressive disorders: a systematic review and meta-analysis of sham-controlled randomized trials

Otavio A. F. S. Da Silva, Samuel I. D. S. Pereira, Alper Mert, Débora R. de Aguiar et al. • Frontiers in Psychiatry (2026)

IntroductionDepressive disorders are a prevalent psychiatric condition; major depressive disorder (MDD) specifically affects approximately 5.7% of adults worldwide and is associated with high levels of disability and disease burden. Althoug...

DOAJ Open Access (DOAJ) DOI: 10.3389/fpsyt.2026.1899231

Distinct brain alterations and neurodegenerative processes in cognitive impairment associated with post-acute sequelae of COVID-19

Dayoung Seo, Yangsean Choi, Eunseon Jeong, Sanghwi Bang et al. • Nature Communications (2025)

Abstract Although brain alterations have been reported in post-acute sequelae of SARS-CoV-2 (PASC), their prevalence and relationship to neurodegeneration remain unclear. We analyzed blood proteins and brain MRI from individuals approximate...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41467-025-65597-z

Effect of probiotics on cognitive function and cardiovascular risk factors in mild cognitive impairment and Alzheimer’s disease: an umbrella meta-analysis

Bin Xiao, Lina Fu, Zhe Yang, Guran Yu • Journal of Health, Population and Nutrition (2025)

Abstract Background This umbrella meta-analysis evaluates the effects of probiotics on cognitive function and metabolic health in Alzheimer’s disease (AD) and mild cognitive impairment (MCI) by synthesizing findings from meta-analyses of ra...

DOAJ Open Access (DOAJ) DOI: 10.1186/s41043-025-00816-3