isolate (
http://definr.com/isolate)
v 1: place or set apart; "They isolated the political prisoners
from the other inmates" [syn:
insulate]
2: obtain in pure form, in chemistry or medicine; "The chemist
managed to isolate the compound"
3: set apart from others; "The dentist sequesters the tooth he
is working on" [syn:
sequester,
sequestrate, {keep
apart},
set apart]