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.
Isolated rice cells, cultured zygotes, and hierarchical clustering of expressed genes in the cell types. (A) Egg cells. (B) Zygotes. Zygotes were further cultured for 0 (C), 14 (D), and 37h (E). Black and white arrowheads indicate nucleoli and nuclei, respectively. (F) Sperm cells. (G) Hierarchical clustering tree of egg cells, zygotes, sperm cells, and pollen grains. Bars=50 μm in A–E; 10 μm in F.
