Ruth Johnson, assistant professor of biology, assistant professor of integrative sciences, is the co-author of a new paper titled "The adaptor protein Cindr regulates JNK activity to maintain epithelial sheet integrity" published in the journal Developmental Biology on Jan. 7. The paper was co-authored by Hannah Yasin '15, Samuel van Rensburg MA '15, and Christina Feiler, an exchange masters student who worked in Johnson's lab during 2012-13. The publication represents Yasin's honors thesis, and van Rensburg's and Feiler's masters theses. According to the abstract: Epithelia are essential barrier tissues that must be appropriately maintained for their correct function. To achieve this a plethora…