Probe:	Mhox probe-1
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS14: branchial arch	Present			Expression first detectable at about 9 days p.c. in the lateral mesoderm and newly formed visceral arches.
TS14: mesenchyme derived from lateral plate	Present			Expression first detectable at about 9 days p.c. in the lateral mesoderm and newly formed visceral arches.

Structure	Level	Pattern	Image	Note
TS15: branchial arch	Strong		7A
TS15: head	Strong	Regionally restricted	7A	Strong expression in facial primordia.
TS15: future brain	Absent		7A
TS15: future spinal cord	Absent		7A

Structure	Level	Pattern	Image	Note
TS15: branchial arch	Strong		7B
TS15: fronto-nasal process	Strong		7B
TS15: dermomyotome	Present		7B

Structure	Level	Pattern	Image	Note
TS17: branchial arch	Strong		7C
TS17: head	Strong	Regionally restricted	7C	Strong expression in facial primordia.
TS17: limb bud	Present		7C
TS17: dorsal aorta	Present		7C

Structure	Level	Pattern	Image	Note
TS21: mandible	Present		7D
TS21: eye	Present		7D
TS21: meninges	Present		7D
TS21: brain	Absent		7D

Structure	Level	Pattern	Image	Note
TS21: limb	Strong	Regionally restricted	7E
TS21: limb cartilage condensation	Absent		7E	No expression in the central core of limb, coresponding to regions of cartilage differentiation.

Structure	Level	Pattern	Image	Note
TS21: gut	Absent		7F
TS21: heart	Absent		7F
TS21: liver	Absent		7F

Structure	Level	Pattern	Image	Note
TS23: liver	Absent		7G
TS23: perichondrium	Moderate	Regionally restricted	7G	Moderate levels of expression in perichondrial tissue surrounding the ribs
TS23: diaphragm	Moderate		7G
TS23: intercostal muscle	Moderate		7G

Structure	Level	Pattern	Image	Note
TS23: hindlimb phalanx	Strong	Regionally restricted	7H	Strong expression in distal tips of phalanges of digits.
TS23: perichondrium	Present	Regionally restricted	7H	Expression in perichondrial tissue surrounding the developing skeleton.

Structure	Level	Pattern	Image	Note
TS23: embryo	Weak			Generally low expression in embryo.
TS23: axial muscle	Present
TS23: face	Present
TS23: limb	Present