structural abnormalities resulting in the loss or rearrangement of material from 1p ( with the most frequent break point being 1p32 and with all rearrangements involving the apparent loss or rearrangement of material distal to 1p31 , always including 1p34 to 1pter ) , represent the single most common class of chromosome aberrations in neuroblastoma .
C1327810
1p
C1520960
1p34