Eigenfunction Expansion | List of Frontiers open access articles

Original Research

Published on 04 Mar 2026

Low initial body fat percentage exacerbates skeletal muscle loss and increases the risk of hyperuricemia during high-altitude acclimatization in young men

in Nutrition and Metabolism

Yanlin Zhu
Jie He
Shuang Li
Jie Zhang
Huichang Jia
Yongjian Yang
Yi Li
Xianglian Li
Jian Li
Yunming Li

Frontiers in Nutrition

doi 10.3389/fnut.2026.1781965

Original Research

Published on 04 Mar 2026

Turkey as a middle power in Central Asia: regional cooperation amid geopolitical competition with Russia, China, and the United States

in International Studies

Adilbek Yermekbayev
Zhadyra Yekibassova

Frontiers in Political Science

doi 10.3389/fpos.2026.1703373

254 views

Review

Published on 04 Mar 2026

Expanding horizons: radiolabeled FAPI in imaging of autoimmune diseases

in Autoimmune and Autoinflammatory Disorders : Autoimmune Disorders

Jiaoniu Duan
Jinfang Gao
Gailian Zhang
Liyun Zhang

Frontiers in Immunology

doi 10.3389/fimmu.2026.1797336

Original Research

Published on 04 Mar 2026

Zero tillage enhances cold stress tolerance and yield stability in dryland wheat

in Climate-Smart Agronomy

Saeid Zehtab Salmasi
Hadi Khorsandi
Ramin Lotfi

Frontiers in Agronomy

doi 10.3389/fagro.2026.1771067

136 views

Perspective

Published on 04 Mar 2026

Gray zone conflicts in cyberspace: challenges for security and defense governance

in Politics of Technology

Henrique Ribeiro Da Rocha
Luiz Rogério Franco Goldoni

Frontiers in Political Science

doi 10.3389/fpos.2026.1770003

150 views

Systematic Review

Published on 04 Mar 2026

A COSMIN-based systematic review of the measurement properties of cross-cultural versions of the orthorexia nervosa inventory

in Eating Behavior

Hanqing Zhang
Chaolumen Bao

Frontiers in Psychology

doi 10.3389/fpsyg.2026.1747648

199 views

Original Research

Published on 04 Mar 2026

Analysis of genetic evolution and molecular transmission of hepatitis C virus in key areas of the southeast coast of China

in Infectious Diseases: Epidemiology and Prevention

Zongqing Li
Shaobin Wu
Wei Liu
Yiqun Liu
Qiaoling Lian
Shouli Wu
Chunyang Zhang
Jianfeng Xie

Frontiers in Public Health

doi 10.3389/fpubh.2026.1746631

Original Research

Published on 04 Mar 2026

Golden ratio organization in human EEG is associated with theta-alpha frequency convergence: a multi-dataset validation study

in Brain Imaging and Stimulation

Andrei Ursachi

Frontiers in Human Neuroscience

doi 10.3389/fnhum.2026.1781338

213 views

Opinion

Published on 04 Mar 2026

Piecing together protection measures for environmental defenders in the Philippines

in Environmental Policy and Governance

Augusto B. Gatmaytan

Frontiers in Environmental Science

doi 10.3389/fenvs.2026.1758093

Mini Review

Published on 04 Mar 2026

Primary Sjögren’s syndrome-associated immune thrombocytopenia: from pathogenesis to treatment

in Autoimmune and Autoinflammatory Disorders : Autoimmune Disorders

Chang Liu
Ziqiang Zheng
Taoyuan He
Guixiang Zhang
Guohua Fu

Frontiers in Immunology

doi 10.3389/fimmu.2026.1748373

Original Research

Published on 04 Mar 2026

Clinical outcomes and revision strategies following failed internal fixation of peri-trochanteric femoral fractures: a retrospective cohort study

in Geriatric Medicine

Yujie Zhang
Fan Yang
Chaorong Yu
Hanxiao Zhu
Erman Chen
Hang Li
Weixu Li

Frontiers in Medicine

doi 10.3389/fmed.2026.1773816

117 views

Case Report

Published on 04 Mar 2026

Belimumab-induced remission in refractory lupus mesenteric vasculitis: a case report with 49-month follow-up

in Autoimmune and Autoinflammatory Disorders : Autoimmune Disorders

Wen-jia Gao
Qi-feng Zang
Yan Xu
Yin-shan Zang

Frontiers in Immunology

doi 10.3389/fimmu.2026.1687299

Original Research

Published on 04 Mar 2026

AI based tool for monitoring intensity and fatigue in elite women handball

in Elite Sports and Performance Enhancement

Florian Felice

Frontiers in Sports and Active Living

doi 10.3389/fspor.2026.1784265

Clinical Trial

Published on 04 Mar 2026

Esketamine-based PCIA combined with intercostal nerve block for acute pain after lobectomy: a randomized controlled trial

in Neuropharmacology

Meiyan Zhou
Yu Qi
Fan Zhou
Hui Wu
Jiao Chen
Long Wang
Liwei Wang

Frontiers in Pharmacology

doi 10.3389/fphar.2026.1746121

Original Research

Published on 04 Mar 2026

Long-term humoral and cellular immune responses following Covaxin vaccination: a 2-year prospective longitudinal study

in Viral Immunology

Archana Tripathy
Sreeparna Podder
Swatishree Sradhanjali
Mamuni Swain
Debdutta Bhattacharya
Debaprasad Parai
Sanghamitra Pati
Sunil K. Raghav

Frontiers in Immunology

doi 10.3389/fimmu.2026.1754692

201 views

Editorial

Published on 04 Mar 2026

Editorial: Coping with antimicrobial resistance in the context of dental medicine

in Systems Integration

Lucinda J. Bessa
Simonetta D’Ercole
Ricardo Alves

Frontiers in Dental Medicine

doi 10.3389/fdmed.2026.1807351

Articles

Low initial body fat percentage exacerbates skeletal muscle loss and increases the risk of hyperuricemia during high-altitude acclimatization in young men

Turkey as a middle power in Central Asia: regional cooperation amid geopolitical competition with Russia, China, and the United States

Expanding horizons: radiolabeled FAPI in imaging of autoimmune diseases

Zero tillage enhances cold stress tolerance and yield stability in dryland wheat

Gray zone conflicts in cyberspace: challenges for security and defense governance

A COSMIN-based systematic review of the measurement properties of cross-cultural versions of the orthorexia nervosa inventory

Analysis of genetic evolution and molecular transmission of hepatitis C virus in key areas of the southeast coast of China

Golden ratio organization in human EEG is associated with theta-alpha frequency convergence: a multi-dataset validation study

Piecing together protection measures for environmental defenders in the Philippines

Primary Sjögren’s syndrome-associated immune thrombocytopenia: from pathogenesis to treatment

Clinical outcomes and revision strategies following failed internal fixation of peri-trochanteric femoral fractures: a retrospective cohort study

Belimumab-induced remission in refractory lupus mesenteric vasculitis: a case report with 49-month follow-up

AI based tool for monitoring intensity and fatigue in elite women handball

Esketamine-based PCIA combined with intercostal nerve block for acute pain after lobectomy: a randomized controlled trial

Long-term humoral and cellular immune responses following Covaxin vaccination: a 2-year prospective longitudinal study

Editorial: Coping with antimicrobial resistance in the context of dental medicine