I. Overview
A. Spaced
heterocysts: the sites of nitrogen fixation in filaments of Anabaena
B. Regular spacing explained by the Wolk & Quine model
C. Regular spacing explained by a Turing-like model
II. Projects
A. Crude initial pattern explained by cell cycle (1996-2001)
B. Non-coding RNA and control over heterocyst differentiation (1999-2010)
C. Components of Turing-like model in cyanobacteria (2013-)
III. Participants