Table 3 Expression of HOXA10 in correlation to the localisation of the tumour.

From: HOXA7, HOXA9, and HOXA10 are differentially expressed in clival and sacral chordomas

Patient Number

Localisation

Expression of HOXA10

C1

Clivus

C2

Clivus

C3

Clivus

+

C4

Clivus

+

C5

Clivus

+

S1

Sacrum

++

S2

Sacrum

++

S3

Sacrum

+++

S4

Sacrum

+++

S5

Sacrum

+++

S6

Sacrum

+++

S7

Sacrum

+++

S8

Sacrum

+++

S9

Sacrum

++

S10

Sacrum

++

S11

Sacrum

+++

S12

Sacrum

+++

S13

Sacrum

+++

S14

Sacrum

+++

S15

Sacrum

+++

S16

Sacrum

+++

S17

Sacrum

+++

S18

Sacrum

+++

S19

Sacrum

+++

S20

Sacrum

+++

S21

Sacrum

+++

S22

Sacrum

+++

S23

Sacrum

+++

S24

Sacrum

+++

  1. Clivus chordomas (n = 5) have a weaker expression of HOXA10 than sacrum chordomas (n = 24) shown by immunohistochemistry.