Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Microphotographs of cyanobacterial filaments obtained by transmission electron microscopy. Filament transections of Moorea producens 3LT (a) and M. producens JHB (b); polysaccharide sheaths and thylakoid arrangements in M. producens 3LT with heterotrophic bacteria on the exterior (c), M. producens JHB (d), polysaccharide sheath of M. producens 3LT (e) and thylakoid arrangements in adjacent cells in M. producens JHB (f). Bars: a, 10 µm; b, 10 µm; c, 1 µm; d, 2 µm; e, 0.5 µm; f, 2 µm.
