Formation of synapses, the connections among nerve cells, is a critical process in brain development.
trisomy 21
Triple the effort: Clinics, research, and education on Down syndrome at the Waisman Center
Down syndrome is a genetic condition in which all cells in a person’s body have an extra copy of chromosome 21, also known as trisomy 21. Having this extra chromosome affects how an individual’s body …
Earliest effects of chromosome 21 triplication in brain development discovered
It is well established that brain development looks different for individuals with Down syndrome, but how early do these differences appear?