Correlation between RBC PLOOH and Aβ40 (A) or Aβ42 (B) concentration after 12 weeks administration of astaxanthin (N = 30).

<p>X-axis is concentration of RBC Aβ. Y-axis is concentration of RBC PLOOH [phosphatidylcholine hydroperoxide (PCOOH) and phosphatidylethanolamine hydroperoxide (PEOOH)] that had been measured in our former human study <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0049620#pone.0049620-Nakagawa3" target="_blank">[12]</a>.