Table 2. Acquired DNA copy number aberrations detected by SNP arrays in two osteoblastomas.

Case	Chromosome band	Base pair position (Mb)a	Aberration	Gene
1	1p35	29.616-30.277	Deletion
1	1p35	30.479-30.597	Deletion
1	1p35	30.899-31.179	Deletion
1	1p34	39.887-39.967	Deletion
1	1p34	41.552-41.615	Deletion
1	1p34	45.067-45.139	Deletion
1	1p34	45.853-45.962	Deletion
1	2p12	80.608-82.511	Gain
1	Chromosome 6	0.090-170.919	Deletion
1	8p21-p23	0.165-28.624	Deletion
1	9p11-p24	0.047-47.203	Deletion
1	12p11-p13	0.148-34.856	Deletion
1	12q12-q13	38.922-52.786	Deletion
1	12q13	55.311-56.366	Deletion
1	12q24	124.643-133.779	Deletion
1	17p11	17.271-21.528	Deletion
1	22q11-q12	23.704-27.427	Deletion
1	22q12	27.458-28.964	Homozygous deletion	MN1, PITPNB, MIR3199-1 MIR3199-2, TTC28
1	22q12	29.055-29.319	Deletion
1	22q12	29.361-29.607	Homozygous deletion	ZNRF3, C22orf31, KREMEN1, EMID1
1	22q12	29.835-30.031	Deletion
1	22q12	30.048-30.111	Homozygous deletion	NF2
1	22q12	30.112-30.163	Deletion
1	22q12	30.391-30.438	Deletion
1	22q12	36.162-36.444	Deletion
1	22q13	45.711-46.280	Deletion
2	1p34-p36	0.082-42.085	Deletion
2	2p23-p25	0.015-25.967	Deletion
2	3p11-p21	46.961-90.494	Deletion
2	3q11-q29	93.537-197.896	Gain
2	6q11-q27	61.885-170.919	Deletion
2	8q11-q24	46.846-146.293	Gain
2	Chromosome 10	0.082-135.523	Gain
2	Chromosome 14	18.398-107.288	Copy number neutral loss of heterozygosity
2	Chromosome 16	0.087-90.170	Gain
2	17p11-p13	0.007-17.179	Deletion
2	17p11	17.231-22.261	Gain
2	17q11	25.264-27.505	Deletion
2	Chromosome 18	0.028-78.015	Deletion
2	22p11-q13	14.676-38.206	Deletion
2	22q13	47.241-51.667	Gain

^aHuman Feb. 2009 (GRCh37/hg19) Assembly