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.
(A) Bicellular pollen is exemplified by Nicotiana benthamiana, and (B) tricellular pollen by Oryza sativa (rice). Both of these anthesis pollen grains are labeled with DAPI, captured as a MIP using confocal laser scanning microscopy, and manually-segmented to portray generative and sperm nuclei in cyan, vegetative nucleus in green and pollen wall autofluorescence in beige. Scale bars = 5 μm.
