Funding for this research was provided by:
National Institute on Aging (R56AG063885)
Received: 14 May 2020
Revised: 9 August 2020
Accepted: 17 August 2020
First Online: 26 August 2020
Compliance with ethical standards
: The pooled male and female human plasma samples used in these studies were sourced from a licensed entity, Golden West Biologicals (Temecula, CA). The samples were de-identified by Golden West Biologicals as to which participants were used to make up the male and the female pool. Upon arrival and for this study, we further pooled the male and female plasma 1:1 (<i>v</i>/v) prior to analysis. No data in our study can be linked to any human subject.
: The authors declare that they have no conflicts of interest.