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.
Phase contrast microscopy of germinating spores. Spores were germinated in medium containing or lacking xylose. Culture samples were examined 45 min (A), 60 min (B), 90 min (C), 120 min (D), 180 min (E), and 240 min (F) after resuspension. Cells are from the wild-type strain PS832 with (i) and without (ii) xylose and the pbpA pbpH amyE::xylAp-pbpH strain DPVB207 with (iii) and without (iv) xylose. All images are at the same magnification. Scale bar in Ai, 2 μm.
