N. Dori, H. Behar, H. Brot, and Y. Louzoun 4, ∗ Gonda Brain Research Center, Bar-Ilan University, Ramat Gan, Israel Department of Biology, Stanford University Stanford, CA 94305-5020 Boston Childrens Hospital, Harvard Medical School, 3 Blackfan Circle, Boston, MA Center for Polymer Studies and Physics Department, Boston University, Boston, MA, 02215, USA Department of Mathematics, Bar-Ilan Univ...