Funding for this research was provided by:
National Institute on Aging (P50 AG047266-01A1)
Received: 31 July 2019
Accepted: 29 September 2019
First Online: 30 October 2019
Ethics approval and consent to participate
: Staining of human tissue samples was performed with approval of the University of Florida institutional review board.
: Informed consent was obtained according to guidelines of the University of Florida institutional review board.
: The authors declare that they have no competing interests.