%0 Journal Article %T A 28-day oral toxicology study of an aqueous extract of Polypodium leucotomos (Fernblock£¿) %A Amy E. Clewell %A G¨¢bor Hirka %A Ilona Pasics Szakonyin¨¦ %A John R. Endres %A R¨®bert Gl¨¢vits %A Timothy S. Murbach %J Archive of "Toxicology Reports". %D 2017 %R 10.1016/j.toxrep.2017.09.002 %K A/G ratio %K albumin to globulin ratio %K ANOVA %K analysis of variance %K BALT %K bronchus associated lymphoid tissue %K FOB %K functional observation battery %K MTD %K maximum tolerated dose %K NOAEL %K no observed adverse effect level %K OECD %K Organisation for Economic Cooperation and Development %K SPF %K specific pathogen free Polypodium leucotomos %K Toxicology %K Toxicity %K Fernblock %K NOAEL %K Photoprotection %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5615158/