Antibody:	Anti-HtrA1-N
Detection system:	Biotinylated secondary antibody/[Strept]avidin coupled to alkaline phosphatase

Structure	Level	Pattern	Image	Note
TS19: atrioventricular endocardial cushion	Present		1F
TS19: outflow tract	Present		1F

Structure	Level	Pattern	Image	Note
TS26: vibrissa epidermal component	Present	Regionally restricted	1K	Expressed in the invading epidermal cells that formed the whisker rudiments.
TS26: epidermis basal layer	Present		1K

Structure	Level	Pattern	Image	Note
TS28: vibrissa outer root sheath	Present		1L

Structure	Level	Pattern	Image	Note
TS23: perichondrium	Present		2E
TS23: periosteum	Present		2E
TS23: rib cartilage	Present	Regionally restricted	2E	Expressed in the primary ossification center, not in precartilage condensations and chondrocytes.

Structure	Level	Pattern	Image	Note
TS28: tibia diaphysis	Present		2G	Expressed in the bone matrix.
TS28: articular cartilage	Absent		2G
TS28: tibia epiphysis	Present	Regionally restricted	2G	Expressed in the bone matrix, but not in the chondrocytes of the growth plate.

Structure	Level	Pattern	Image	Note
TS28: tibia diaphysis	Present		2H	Expressed in the bone matrix.
TS28: tibia epiphysis	Present		2H	Expressed in the bone matrix.
TS28: hindlimb tendon	Present		2H

Structure	Level	Pattern	Image	Note
TS28: tibia diaphysis	Present		2I	Expressed in the bone matrix.
TS28: articular cartilage	Absent		2I
TS28: tibia epiphysis	Present	Regionally restricted	2I	Expressed in the bone matrix, but not in the chondrocytes of the growth plate.