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Showing 20 of 4,247 academic articles

Association of triglyceride glucose-body roundness index and body roundness index with incident sarcopenia among Chinese older adults: A nationwide cohort study

Yu -Yang Ma, Hai-Yan Li, Ruo-Nan Yao, Gong Cheng et al. • Experimental Gerontology (2025)

Background: The relationship between TyG-BRI, BRI, and the sarcopenia definition proposed by the Asian Working Group for Sarcopenia (AWGS) in 2019 remains unclear. This research focused on exploring the relationship between the TyG-BRI inde...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.exger.2025.112946

Single-cell RNA sequencing to detect age-associated genes that identify senescent cells in the liver of aged mice

Yuta Doshida, Shinichi Hashimoto, Sadahiro Iwabuchi, Yuka Takino et al. • Scientific Reports (2023)

Abstract Senescent cells are predicted to occur and increase in animal tissues with aging. However, senescent cells in the tissues of aged animals remain to be identified. We refer to the marker genes to identify senescent cells in tissues ...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-023-41352-6

Using Wearable Devices to Examine the Associations of Sedentary Behavior with Perceived and Performance Fatigability Among Older Adults: The Study of Muscle, Mobility and Aging (SOMMA)

Reagan E. Garcia, Anne B. Newman, Eileen Johnson, Yujia Susanna Qiao et al. • Sensors (2025)

Fatigability, a phenotype of poor energy regulation, is associated with lower physical activity in older adults, but independent associations with sedentary behavior are unknown. We examined whether sedentary behavior was associated with fa...

DOAJ Open Access (DOAJ) DOI: 10.3390/s25092722

Local, collaborative, stepped, and personalized care management for older people with chronic diseases – results from the randomized controlled LoChro-trial

Gloria Metzner, Lukas Maximilian Horstmeier, Jürgen Bengel, Eva Maria Bitzer et al. • BMC Geriatrics (2023)

Abstract Background In the aging population of Western societies, an increasing number of older adults have multiple chronic diseases. As multifaceted health problems imply the involvement of several healthcare professionals, multimorbid ol...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12877-023-03797-2

The burden and determinants of cognitive impairment among individuals with chronic diseases in Ethiopia: A systematic review and meta-analysis

Addisu Getie, Melaku Bimerew, Mihretie Gedfew, Baye Tsegaye Amlak et al. • Archives of Gerontology and Geriatrics Plus (2025)

Introduction: Cognitive impairment is a medical condition caused by neurodegeneration, marked by a gradual decline in neurological, motor, psychological, and cognitive domain functions, as well as daily activities. It primarily affects indi...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.aggp.2025.100171

Nutritional status, literacy, and risk factors of malnutrition in the population over 50 years of age - findings from the SHARE project

Tereza Vágnerová, Olga Dvořáčková, Eva Topinková • Clinical Nutrition Open Science (2024)

Summary: Background & Aims: The transition from middle age to old age (from adults aged 50–55 years to older seniors aged 75–80 years) represents a critical period in terms of changes in body composition, i.e., increase in body fat per...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.nutos.2024.01.006

Trans-ethnic meta-analysis identifies new loci associated with longitudinal blood pressure traits

Mateus H. Gouveia, Amy R. Bentley, Hampton Leonard, Karlijn A. C. Meeks et al. • Scientific Reports (2021)

Abstract Genome-wide association studies (GWAS) have identified thousands of genetic loci associated with cross-sectional blood pressure (BP) traits; however, GWAS based on longitudinal BP have been underexplored. We performed ethnic-specif...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-021-83450-3

Procedural Results and Long-Term Outcomes of Percutaneous Coronary Intervention for in-Stent Restenosis Chronic Total Occlusion Compared with de novo Chronic Total Occlusion

Tang G, Zheng N, Yang G, Li H et al. • International Journal of General Medicine (2021)

Guodong Tang, Naixin Zheng, Guojian Yang, Hui Li, Hu Ai, Ying Zhao, Fucheng Sun, Huiping Zhang Department of Cardiology, Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences,...

DOAJ Open Access (DOAJ)

Physician assistants in geriatric medical care

Andrzej Kozikowski, Trenton Honda, Freddi Segal-Gidan, Roderick S. Hooker • BMC Geriatrics (2020)

Abstract Background The US population is maturing. As of 2020, over 52 million (16%) people are age 65 or older. With a citizenry that is increasingly “gray,” the nation is short of medical providers who specialize in geriatric medical care...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12877-020-01831-1

Having More Daughters Independently Predicts Home Discharge in Stroke Patients Admitted to Inpatient Rehabilitation Ward

Shiau-Fu Hsieh, Kuo-Liong Chien, Chu-Hao Weng, Yi-Ping Chiang • International Journal of Gerontology (2017)

Background: The predictors for failure of home discharge after post-acute inpatient stroke rehabilitation need investigation. Methods: With this retrospective case-control study conducted in a stroke rehabilitation unit in one tertiary hosp...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.ijge.2017.07.005

A review of studies that used B mode ultrasound to estimate age-related changes in anterior thigh skeletal muscle thickness across the adult lifespan

Isobel Jacob, Gareth Jones, Peter Francis, Mark I Johnson • Archives of Gerontology and Geriatrics Plus (2024)

Background: The purpose of this review was to synthesise and determine the age-related change per annum in muscle thickness of the anterior thigh across the adult lifespan. Methods: Electronic databases (PubMed, SPORTDiscus and MEDLINE) wer...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.aggp.2024.100037

Cloud Radiative Feedback to the Large‐Scale Atmospheric Circulation Greatly Reduces Monsoon‐Season Wet Bias Over the Tibetan Plateau in Climate Modeling

Jiarui Liu, Kun Yang, Dingchi Zhao, Peili Wu et al. • Geophysical Research Letters (2024)

Abstract Over‐estimation of summer precipitation over the Tibetan Plateau (TP) is a well‐known and persistent problem in most climate models. This study demonstrates the impact of a Gaussian Probability Density Function cloud fraction schem...

DOAJ Open Access (DOAJ) DOI: 10.1029/2024GL109180

Modelling effective diffusion for accurate NMR pore size analysis in nano- and microporous rocks

Michał Fajt, Grzegorz Machowski, Bartosz Puzio, Artur T. Krzyżak • Scientific Reports (2025)

Abstract Low-field NMR (LF-NMR) is a widely applied technique for evaluating pore size distribution (PSD) in porous materials. Conventional approaches typically assume surface-controlled spin-spin relaxation and negligible diffusion contrib...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-025-20379-x

Characteristics of two mesoscale convective systems (MCSs) over the Greater Jakarta: case of heavy rainfall period 15–18 January 2013

Danang Eko Nuryanto, Hidayat Pawitan, Rahmat Hidayat, Edvin Aldrian • Geoscience Letters (2019)

Abstract Two different mesoscale convective system (MCS) events that produced the heavy rainfall over the Greater Jakarta (GJ) during 15–18 January 2013 period were investigated. The purpose of the present study is to analyze the atmospheri...

DOAJ Open Access (DOAJ) DOI: 10.1186/s40562-019-0131-5

Jianghan plain, the locale of China’s Great Flood four thousand years ago

Li-Xin Guo, Meng-Long Hsieh, Olga Gorodetskaya, Zi-Hao Fan et al. • Terrestrial, Atmospheric and Oceanic Sciences (2023)

Abstract The Yellow River Plain (YRP), being regarded as the cradle of Chinese civilization, is traditionally thought to be the locale of the Great Flood, a hazardous flood (or floods) tamed by Yu who started China’s first “dynasty”, Xia, i...

DOAJ Open Access (DOAJ) DOI: 10.1007/s44195-023-00044-4

Report on the second academic forum on earthquake hazard chain, 12 November 2022, Beijing, China

Xiangli He, Yuandong Huang, Zhaoning Chen, Lei Li et al. • Natural Hazards Research (2023)

The second academic forum of the Committee on the Earthquake Hazard Chain, Seismological Society of China was held on 12 November 2022 in Beijing, China. The theme of this forum was theoretical research, technical application and populariza...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.nhres.2023.03.001

New palaeomagnetic data for Palaeoproterozoic AMCG complexes of the Ukrainian Shield

V.G. Bakhmutov, O.V. Mytrokhyn, I.B. Poliachenko, S.I. Cherkes • Геофизический журнал (2023)

A palaeomagnetic study of rocks for two Palaeoproterozoic anorthosite-mangerite-charnockite-granite (AMCG) complexes in the Ukrainian Shield was done to put additional constraints on the interpretation of palaeogeography of Fennoscandia and...

DOAJ Open Access (DOAJ) DOI: 10.24028/gj.v45i4.286283

A multi-instrumental and modeling analysis of the ionospheric responses to the solar eclipse on 14 December 2020 over the Brazilian region

L. C. A. Resende, L. C. A. Resende, Y. Zhu, C. M. Denardini et al. • Annales Geophysicae (2022)

This work presents an analysis of the ionospheric responses to the solar eclipse that occurred on 14 December 2020 over the Brazilian sector. This event partially covers the south of Brazil, providing an excellent opportunity to study the m...

DOAJ Open Access (DOAJ) DOI: 10.5194/angeo-40-191-2022