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.
Defects in polarity, spindle orientation, or cell-fate specification disrupt asymmetric division and result in hyperproliferation and loss of differentiation of Drosophila neuroblasts. Serial allografting of asymmetry-defective, hyperproliferative neuroblasts leads to chromosomal abnormalities and aneuploidy
