1. Department of Geriatric, Geriatric Research, Education, and Clinical Center, South Texas Veterans Healthcare System, San Antonio, TX 78229, USA
2. Department of Cellular and Structural Biology, University of Texas Health Science Center, 7703 Floyd Curl Drive, San Antonio, TX 78229, USA
3. Faculty of Medicine, Ludwik Rydygier Collegium Medicum at Bydgoszcz, Nicolaus Copernicus University, Bydgoszcz, Poland