Pherophorins are extracellular matrix (ECM) glycoproteins from Volvox that share homology with the sex-inducing pheromone. A novel pherophorin (pherophorin III) was characterized both with respect to ...

IN this third memoir M. Janet approaches the problem of the ontogenesis of the Volvox blastea (ccenobium). He confines himself to the methods of cell bipartition, but in later works he proposes to ...

A sulfated cell surface glycoprotein with an apparent molecular weight of 185,000 is synthesized in the multicellular organism Volvox only during the limited period of embryogenesis. The lifetime of ...