Sampling System | List of Frontiers open access articles

Original Research

Published on 27 Feb 2026

Impact of COVID-19 vaccination and vaccine type on morbidity and mortality in hospitalized patients: a retrospective cohort study in Egypt

in Virology

Nehal Mohamed Eisa
Ramy M. El Sabaa
Shrouq Sayed Abdelrazik
Rana A. Hussein
Marwa M. Gaballah
Reem S. Mahmoud
Nourhan M. Kamal
Mostafa Ahmed
Ahmed Essam Abou Warda
Seif El Hadidi

Frontiers in Microbiology

doi 10.3389/fmicb.2026.1792503

Review

Published on 27 Feb 2026

The gene regulatory networks shaping macrophage plasticity and altered function in fibrosis

in Systems Immunology

Zsuzsanna Kolostyak
Laszlo Nagy

Frontiers in Immunology

doi 10.3389/fimmu.2026.1767954

104 views

Original Research

Published on 27 Feb 2026

Development and validation of an enhanced PERCCI-S (PERCCI-S-Rev) for measuring person-centred home-based primary care

in Person-Centered Health and Care Systems

Theresa Larsen
Richard Sawatzky
Helle Wijk
Ewa Wikström
Axel Wolf

Frontiers in Health Services

doi 10.3389/frhs.2026.1766556

133 views

Original Research

Published on 27 Feb 2026

Differential cortical responses to neuromuscular electrical vs. peripheral magnetic stimulation: a multimodal TMS-fNIRS study

in Brain Imaging Methods

Fengyun Yu
Weining Wang
Leyi Xu
Sijie Liang
Ruiping Hu
Yulian Zhu

Frontiers in Neuroscience

doi 10.3389/fnins.2026.1781058

Review

Published on 27 Feb 2026

Exerkine-loaded exosomes in muscle aging: a nexus of exercise, regeneration, and crosstalk

in Membrane Traffic and Organelle Dynamics

Yang Li
Qingzhong Wu
Junmin Wang
Jiahao Ding
Jinpeng He

Frontiers in Cell and Developmental Biology

doi 10.3389/fcell.2026.1706977

169 views

Original Research

Published on 27 Feb 2026

Study on brain functional networks and cortical morphological structures in patients with primary insomnia

in Sleep Disorders

Xiaoyue Jin
Xiaoyang Wang
Kuihua Wang
Yuning Lin
Xiaoling Duan
Shangwen Xu
Xiaoping Cui
Hui Li

Frontiers in Neurology

doi 10.3389/fneur.2026.1770086

Review

Published on 27 Feb 2026

The brain–gut–skin axis in inflammatory and disfiguring skin diseases: mechanistic insights, clinical correlations, and therapeutic strategies

in Inflammation

Zijian Guo
Jiao Yang
Rui Zang
Yixuan Yang
Qingnan Wang
Chenchen Xu

Frontiers in Immunology

doi 10.3389/fimmu.2026.1737303

Systematic Review

Published on 27 Feb 2026

A Bayesian network meta-analysis: evaluating the efficacy and safety of targeted therapies in metastatic or advanced radioiodine-refractory differentiated thyroid cancer

in Pharmacology of Anti-Cancer Drugs

Pin Wang
Ling Li
Ying Liu
Yushuya Shi
Xiangyu Zhang
Jian Wu

Frontiers in Oncology

doi 10.3389/fonc.2026.1720670

Original Research

Published on 27 Feb 2026

Immunomodulation in healing: neoadjuvant immunochemotherapy reduces major wound complications and accelerates recovery in oral cancer surgery

in Cancer Immunity and Immunotherapy

Hongli Chen
Yang Shi
Qigen Fang
Lijie Hu

Frontiers in Immunology

doi 10.3389/fimmu.2026.1768004

Case Report

Published on 27 Feb 2026

Development of a second primary tumor during maintenance immunotherapy in metastatic gingival squamous cell carcinoma: a case report

in Head and Neck Cancer

Xiaoyu Liu
Hanquan Sun
Shangzhong Chen
Shasha He
Min Ouyang
Ping Liu

Frontiers in Oncology

doi 10.3389/fonc.2026.1747507

Editorial

Published on 27 Feb 2026

Editorial: Lipids in immunometabolism

in Inflammation

Francesco Nicoli
Anshu Agrawal
Fabrizia Bonacina
Gareth S. D. Purvis

Frontiers in Immunology

doi 10.3389/fimmu.2026.1812630

Original Research

Published on 27 Feb 2026

Machine learning and educational robotics, an implementation in initial university teacher training and for practicing teachers in primary education

in Higher Education

Sara Redondo-Duarte
Daniel Pattier
Adrian Neubauer
Jose-Manuel Sáez López

Frontiers in Education

doi 10.3389/feduc.2026.1778718

Original Research

Published on 27 Feb 2026

Pedagogy in practice: a qualitative analysis of evidence-based teaching methods used by graduate-entry near-peer medical educators

in Healthcare Professions Education

Ross Davey
Ana L. S. Da Silva
Marcela Bezdickova

Frontiers in Medicine

doi 10.3389/fmed.2026.1757648

180 views

Original Research

Published on 27 Feb 2026

Treatment practices, characteristics and outcome of immunoglobulin A nephropathy – a Swiss single center experience

in Glomerular disease

Danny Thieny Taing
Bruno Vogt
Laila-Yasmin Mani

Frontiers in Nephrology

doi 10.3389/fneph.2026.1648950

334 views

Original Research

Published on 27 Feb 2026

Enhanced astigmatism correction accuracy with image-guided toric ICL implantation: a comparative clinical analysis with manual axis marking

in Ophthalmology

Ruixia Li
Zheng Fu
Yang Liu
Caiyuan Liu
Jianzhang Hu

Frontiers in Medicine

doi 10.3389/fmed.2026.1672270

463 views

Case Report

Published on 27 Feb 2026

Case Report: Furmonertinib dose escalation in heavily pretreated EGFR-mutant lung adenocarcinoma with diffuse brain metastases

in Cancer Molecular Targets and Therapeutics

Zian Jin
Changhong Dong
Kaiyuan Hui
Xiaodong Jiang

Frontiers in Oncology

doi 10.3389/fonc.2026.1782198

Articles

Impact of COVID-19 vaccination and vaccine type on morbidity and mortality in hospitalized patients: a retrospective cohort study in Egypt

The gene regulatory networks shaping macrophage plasticity and altered function in fibrosis

Development and validation of an enhanced PERCCI-S (PERCCI-S-Rev) for measuring person-centred home-based primary care

Differential cortical responses to neuromuscular electrical vs. peripheral magnetic stimulation: a multimodal TMS-fNIRS study

Exerkine-loaded exosomes in muscle aging: a nexus of exercise, regeneration, and crosstalk

Study on brain functional networks and cortical morphological structures in patients with primary insomnia

The brain–gut–skin axis in inflammatory and disfiguring skin diseases: mechanistic insights, clinical correlations, and therapeutic strategies

A Bayesian network meta-analysis: evaluating the efficacy and safety of targeted therapies in metastatic or advanced radioiodine-refractory differentiated thyroid cancer

Immunomodulation in healing: neoadjuvant immunochemotherapy reduces major wound complications and accelerates recovery in oral cancer surgery

Development of a second primary tumor during maintenance immunotherapy in metastatic gingival squamous cell carcinoma: a case report

Editorial: Lipids in immunometabolism

Machine learning and educational robotics, an implementation in initial university teacher training and for practicing teachers in primary education

Pedagogy in practice: a qualitative analysis of evidence-based teaching methods used by graduate-entry near-peer medical educators

Treatment practices, characteristics and outcome of immunoglobulin A nephropathy – a Swiss single center experience

Enhanced astigmatism correction accuracy with image-guided toric ICL implantation: a comparative clinical analysis with manual axis marking

Case Report: Furmonertinib dose escalation in heavily pretreated EGFR-mutant lung adenocarcinoma with diffuse brain metastases