Toxoplasma gondii IgG Serointensity Is Positively Associated With Frailty.

"Conflict of Interest None."

"Funding This work was supported in part by the Spanish Ministry of Science and Innovation: MCIN/AEI/10.13039/501100011033 (grant PID2020-113788RB-I00); Xunta de Galicia (grant ED431B 2022/16); Ministry of Education, Culture and Sport (grant BEAGAL18/00142 to V.V.); and Ministry of Economy and Competitiveness, cofinanced by the European Social Fund (grant RYC-2015-18394 to L.L.-L.). Additionally supported, in part, by the University of Maryland School of Medicine Center for Research on Aging in Baltimore, Maryland; a Clinical Science Research & Development Service Merit Award, Office of Research and Development, U.S. Department of Veterans Affairs, Washington, District of Columbia (grant 1 I01 CX001310-01 to T.T.P.); a R01 grant from the National Institute on Aging, National Institutes of Health, Bethesda, Maryland (grant NIA R01 AG018859 to E.J.K.); and by the Military and Veteran Microbiome: Consortium for Research and Education in Aurora, Colorado (L.A.B., A.J.H., C.A.L., T.T.P.). The opinions expressed in the article belong to the authors and cannot be construed as official positions or opinions of the funders, including the U.S. Veterans Affairs Administration and the National Institutes of Health. Data collected and used for the analyses reported in this article are not available because the initial consent did not include this sharing and because other primary analyses have not been completed. Funding for open access charge: Universidade da Coruña/CISUG."