Polyacetylenes from the Apiaceae vegetables carrot, celery fennel parsley and parsnip and their cytotoxic activities. Posted byadmin 27. July 2020 Zidorn C, Jöhrer K, Ganzera M, Schubert B, Sigmund EM, Mader J, Greil R, Ellmerer EP, Stuppner H. http://www.ncbi.nlm.nih.gov/pubmed/15796588