Antibody:	anti-chicken tenascin
Detection system:	Secondary antibody coupled to fluorescein

Structure	Level	Pattern	Image	Note
TS27: metanephros	Present	Graded	4-1a	Gradient of strong expression in the cortex and weak expression in the medulla.
TS27: renal cortex	Strong	Regionally restricted	4-1a	Expression in cortical extensions between the medullary rays.
TS27: renal medulla	Weak	Regionally restricted	4-1a	Small patches of expression in the medulla.

Structure	Level	Pattern	Image	Note
TS27: metanephros	Strong	Regionally restricted	4-2c

Structure	Level	Pattern	Image	Note
TS27: renal cortex	Present		4-2d

Structure	Level	Pattern	Image	Note
TS27: renal medulla	Weak		4-2e

Structure	Level	Pattern	Image	Note
TS28: renal cortex	Absent		4-1b
TS28: renal medulla	Present	Regionally restricted	4-1b	Most of the medulla also negative for expression.

Structure	Level	Pattern	Image	Note
TS28: renal cortex	Absent		4-2f

Structure	Level	Pattern	Image	Note
TS28: outer renal medulla	Present		4-2g

Structure	Level	Pattern	Image	Note
TS28: inner renal medulla	Present	Regionally restricted	4-2h	Expression concentrated along the tubules in the inner medulla. Some expression in the pyramids, and rather strong expression close to the papilla.