My article "Existential universals: Biosemiosis and existential semiosis" has just been published in no. 4, 2017 of Chinese Semiotic Studies, in the section "Biosemiotics and philosophy of science" (along with a paper by the late Eliseo Fernández).
Tønnessen, Morten 2017i. Existential universals: Biosemiosis and existential semiosis. Chinese Semiotic Studies 13(4): 381–398. Published online November 16th 2017. DOI:https://doi.org/10.1515/css-2017-0022.