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Effectiveness of echocardiography and cardiac magnetic resonance for screening and monitoring cardiomyopathy in people living with HIV: a mixed-methods systematic review protocol

Flávia Figueira, Matheus de Sá Freitas Tavares, Carla Betina Andreucci, Bernardino Geraldo Alves Souto et al. • Systematic Reviews (2026)

Abstract Background People living with HIV (PLWH) have a markedly increased risk of cardiovascular disease (CVD), including cardiomyopathy, due to a complex interplay of chronic inflammation, viral persistence, and antiretroviral therapy (A...

DOAJ Open Access (DOAJ) DOI: 10.1186/s13643-026-03091-3

High Dose MicroCT Does Not Contribute Toward Improved MicroPET/CT Image Quantitative Accuracy and Can Limit Longitudinal Scanning of Small Animals

Wendy A. McDougald, Richard Collins, Mark Green, Adriana A. S. Tavares • Frontiers in Physics (2017)

Obtaining accurate quantitative measurements in preclinical Positron Emission Tomography/Computed Tomography (PET/CT) imaging is of paramount importance in biomedical research and helps supporting efficient translation of preclinical result...

DOAJ Open Access (DOAJ) DOI: 10.3389/fphy.2017.00050

Imaging the ring opening reaction of 1,3-cyclohexadiene with MeV ultrafast electron diffraction

Wolf Thomas J. A., Yang Jie, Sanchez David M., Nunes J. Pedro. F. et al. • EPJ Web of Conferences (2019)

We resolve the structural dynamics of the ultrafast photoinduced ring opening reaction of 1,3-cyclohexadiene in space and time employing megaelectronvolt gas phase ultrafast electron diffraction. We, furthermore, observe coherent large ampl...

DOAJ Open Access (DOAJ) DOI: 10.1051/epjconf/201920507006

Designed-seamless irradiation technique for extended whole mediastinal proton-beam irradiation for esophageal cancer

Okonogi Noriyuki, Hashimoto Takatuki, Ishida Masaya, Ohno Toshiki et al. • Radiation Oncology (2012)

Abstract Background Proton-beam therapy (PBT) provides therapeutic advantages over conformal x-ray therapy in sparing organs at risk when treating esophageal cancer because of the fundamental physical dose distribution of the proton-beam. H...

DOAJ Open Access (DOAJ) DOI: 10.1186/1748-717X-7-173

Enhancing dental trauma management: insights into physical education graduates’ knowledge and performance

Fahimeh Pakravan, Ali Yousefian Najafabadi, Zohreh Meshkati, Mehdi Nasr Isfahani • BMC Oral Health (2025)

Abstract Introduction Injuries sustained during physical activities are a common concern among athletes, with dental trauma representing a significant yet often under-addressed component. Timely and appropriate intervention is critical to s...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12903-025-06806-5

تأثير برنامج تأهيلي بإستخدام الوسط المائي على بعض المتغيرات البدنية والفسيولوجية لدى اﻷطفال المصابين بالشلل الدماغي

محمد صلاح الدين محمد محمد, محمد نادر شلبي, آية طارق السيد خليل صيام • Mağallaẗ Buḥūṯ Al-Tarbiyyaẗ Al-Badaniyyaẗ wa ʿulūm Al-Rīyāḍaẗ (2025)

يهدف البحث الى محاولة التعرف علي "تأثير برنامج تأهيلى بإستخدام الوسط المائي على بعض المتغيرات البدنية والفسيولوجية لدى الأطفال المصابين بالشلل الدماغي" وقد استخدمت الباحثة المنهج التجريبي لمجموعة تجريبية واحدة بإستخدام التصميم التجريبي (الق...

DOAJ Open Access (DOAJ) DOI: 10.21608/osdj.2025.427259.1197

From Mental Health Crisis to Existential Human Suffering: The Role of Self-Transcendence in Contemporary Mindfulness

Renata Cueto de Souza, Charles Scott • Religions (2022)

Our paper addresses the so-called college mental health crisis and the adoption of the strategy of mindfulness-based interventions. We offer a critique of their underlying medical–therapeutic paradigm by engaging the notion of self-transcen...

DOAJ Open Access (DOAJ) DOI: 10.3390/rel13080681

Epoetin zeta in the management of anemia associated with chronic kidney disease, differential pharmacology and clinical utility

Davis-Ajami ML, Wu J, Downton K, Ludeman E et al. • Biologics: Targets & Therapy (2014)

Mary Lynn Davis-Ajami,1 Jun Wu,2 Katherine Downton,3 Emilie Ludeman,3 Virginia Noxon4 1Organizational Systems and Adult Health, University of Maryland School of Nursing, Baltimore, MD, USA; 2South Carolina College of Pharmacy, University of...

DOAJ Open Access (DOAJ)

Low-grade chronic inflammation and transcriptomics: how molecular pharmacognosy can help find new natural treatment alternatives—a narrative review

Massimo Fioranelli, Maria Grazia Roccia, Bianca Przybylek, Francesca Romana Sconci et al. • Beni-Suef University Journal of Basic and Applied Sciences (2024)

Abstract Background The inflammatory response is fundamental to the maintenance of an organism’s physiological homeostasis. Inflammation is controlled by a series of biological events driven by specific inflammatory molecules. When inflamma...

DOAJ Open Access (DOAJ) DOI: 10.1186/s43088-024-00506-9

Increased expression of glutathione peroxidase 3 prevents tendinopathy by suppressing oxidative stress

Haruka Furuta, Mari Yamada, Takuya Nagashima, Shuichi Matsuda et al. • Frontiers in Pharmacology (2023)

Tendinopathy, a degenerative disease, is characterized by pain, loss of tendon strength, or rupture. Previous studies have identified multiple risk factors for tendinopathy, including aging and fluoroquinolone use; however, its therapeutic ...

DOAJ Open Access (DOAJ) DOI: 10.3389/fphar.2023.1137952

Surface-Modified Nanocellulose for Application in Biomedical Engineering and Nanomedicine: A Review

Tortorella S, Vetri Buratti V, Maturi M, Sambri L et al. • International Journal of Nanomedicine (2020)

Silvia Tortorella, Veronica Vetri Buratti, Mirko Maturi, Letizia Sambri, Mauro Comes Franchini, Erica Locatelli Department of Industrial Chemistry “Toso Montanari”, Alma Mater Studiorum – University of Bologna, Bologna 401...

DOAJ Open Access (DOAJ)

Synthesis of ultra‐high molecular weight core cross‐linked star (CCS) polymer using high molecular weight spherical nanoparticles and arm‐first method

Guangyao Liu, Yongqi Yang, Chao Zheng, Xiaoqun Cao • Nano Select (2022)

Abstract P (N,N‐Dimethylacrylamide) ‐b‐P (2‐methoxyethyl acrylate) (PDMA‐b‐PMEA) and Poly (poly (ethylene glycol) methyl ether methacrylate) ‐b‐P (2‐methoxyethyl acrylate) (PPEGMA‐b‐PMEA) di‐block copolymer nanoparticles are prepared by RAF...

DOAJ Open Access (DOAJ) DOI: 10.1002/nano.202100216

Impact of prolonged obstructive sleep apnea syndrome disease course on retinal-choroidal microcirculation: a WF-SS-OCTA study

Chaomin Chen, Xinyi Chen, Lixia Qin, Mingming Zhao et al. • Photodiagnosis and Photodynamic Therapy (2026)

Purpose: This study used wide-field swept-source optical coherence tomography angiography (WF-SS-OCTA) to evaluate changes in macular vascular density in patients with obstructive sleep apnea syndrome (OSAS) at different stages of disease d...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.pdpdt.2026.105582

Imaging with Diffractive Axicons Rapidly Milled on Sapphire by Femtosecond Laser Ablation

Daniel Smith, Soon Hock Ng, Molong Han, Tomas Katkus et al. • Engineering Proceedings (2023)

We show that single-pulse burst fabrication will produce a flatter and smoother profile of axicons milled on sapphire compared to pulse overlapped fabrication which results in a damaged and much rougher surface. The fabrication of large-are...

DOAJ Open Access (DOAJ) DOI: 10.3390/HMAM2-14147

Swept source intraoperative OCT angiography

Ziyi Zhang, Tiepei Zhu, Tongtong Cao, Zhaoyu Gong et al. • Journal of Innovative Optical Health Sciences (2021)

To accurately guide surgical instruments during ophthalmic procedures, some necessary intraoperative depth perception is required, which standard surgical microscopes supply limitedly. Intraoperative optical coherence tomography (iOCT), com...

DOAJ Open Access (DOAJ) DOI: 10.1142/S1793545821400095

Non-invasive large-scale imaging of concurrent neuronal, astrocytic, and hemodynamic activity with hybrid multiplexed fluorescence and magnetic resonance imaging (HyFMRI)

Zhenyue Chen, Yi Chen, Irmak Gezginer, Qingxiang Ding et al. • Light: Science & Applications (2025)

Abstract A critical gap currently exists in systematic understanding and experimental validation of the role of astrocytes in neurovascular coupling and their functional links with other brain cells. Despite a broad selection of functional ...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41377-025-02003-9

Developing a New Biophysical Tool to Combine Magneto-Optical Tweezers with Super-Resolution Fluorescence Microscopy

Zhaokun Zhou, Helen Miller, Adam J.M. Wollman, Mark C. Leake • Photonics (2015)

We present a novel experimental setup in which magnetic and optical tweezers are combined for torque and force transduction onto single filamentous molecules in a transverse configuration to allow simultaneous mechanical measurement and man...

DOAJ Open Access (DOAJ) DOI: 10.3390/photonics2030758

Generation of Subdiffraction Optical Needles by Simultaneously Generating and Focusing Azimuthally Polarized Vortex Beams through Pancharatnam–Berry Metalenses

Zhe Shen, Shijie Huang • Nanomaterials (2022)

Needle beams have received widespread attention due to their unique characteristics of high intensity, small focal size, and extended depth of focus (DOF). Here, a single–layer all–dielectric metalens based on Pancharatnam–Berry (PB) was us...

DOAJ Open Access (DOAJ) DOI: 10.3390/nano12224074

All-inorganic lattice-contracted fabric image sensors for extreme-temperature radiography

Li Xu, Peng Ran, Wenqian Zhou, Jingshu Wang et al. • Nature Communications (2026)

Abstract Conventional X‑ray sensing fails in extreme temperatures due to a fundamental trilemma: no material offers strong absorption, flexibility, and thermal stability simultaneously. Rigid inorganic scintillators exhibit thermal quenchin...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41467-026-71103-w

Flood Response System—A Case Study

Yogesh Kumar Singh, Upasana Dutta, T. S. Murugesh Prabhu, I. Prabu et al. • Hydrology (2017)

Flood Response System (FRS) is a network-enabled solution developed using open-source software. The system has query based flood damage assessment modules with outputs in the form of spatial maps and statistical databases. FRS effectively f...

DOAJ Open Access (DOAJ) DOI: 10.3390/hydrology4020030