Institution: | (1) Department of Botany, Faculty of Biology, University of Sofia, 8 Dragan Tsankov Blvd., 1164 Sofia, Bulgaria;(2) Department of Developmental Biology, Faculty of Biology, University of Plovdiv, 24 Tsar Assen St., 4000 Plovdiv, Bulgaria;(3) Department of Cell and Molecular Biology, BMC I 11, Lund University, 22184 Lund, Sweden |