Antibody:	anti-cytokeratin 18 (ab668)
Detection system:	Biotinylated secondary antibody/[Strept]avidin coupled to horseradish peroxidase

Structure	Level	Pattern	Image	Note
TS23: submandibular gland	Present	Regionally restricted	8a	Expression is in the presumptive duct cells and a few cells of the terminal epithelial bud.

Structure	Cell Type	Level	Pattern	Image	Note
TS27: submandibular duct		Strong		8b
TS27: submandibular gland epithelium	acinar cell of salivary gland	Strong		8b
TS27: submandibular gland epithelium	myoepithelial cell	Strong		8b
TS27: submandibular gland		Strong	Regionally restricted	8b	Expression is in differentiating terminal tubule cells.

Structure	Cell Type	Level	Pattern	Image	Note
TS28: submandibular duct		Strong	Regionally restricted	8c	Expression is in the striated and developing intercalating ducts.
TS28: submandibular gland epithelium	myoepithelial cell	Strong		8c
TS28: submandibular gland epithelium	acinar cell of salivary gland	Weak		8c

Structure	Cell Type	Level	Pattern	Image	Note
TS28: submandibular duct		Strong		8d	Expression is in the striated and developing intercalating ducts.
TS28: submandibular gland epithelium	acinar cell of salivary gland	Weak		8d
TS28: submandibular gland epithelium	myoepithelial cell	Weak		8d

Structure	Level	Pattern	Image	Note
TS23: sublingual gland	Present	Regionally restricted	8e	Expression is in the duct.

Structure	Cell Type	Level	Pattern	Image	Note
TS27: sublingual duct		Strong	Regionally restricted	8f
TS27: sublingual gland epithelium	acinar cell of salivary gland	Strong	Regionally restricted	8f	Expression is in acinar, serous demilune, and myoepithelial cells.
TS27: sublingual gland epithelium	myoepithelial cell	Strong	Regionally restricted	8f	Expression is in acinar, serous demilune, and myoepithelial cells.
TS27: sublingual gland		Strong		8f	Expression is in the entire salivary organ, including the ducts, terminal tubules, serous demilune, and myoepithelial cells.

Structure	Cell Type	Level	Pattern	Image	Note
TS28: sublingual duct		Strong		8g
TS28: sublingual gland epithelium	acinar cell of salivary gland	Weak		8g
TS28: sublingual gland epithelium	myoepithelial cell	Weak		8g

Structure	Cell Type	Level	Pattern	Image	Note
TS28: sublingual duct		Very strong		8h
TS28: sublingual gland epithelium	myoepithelial cell	Weak		8h

Structure	Level	Pattern	Image	Note
TS23: parotid gland	Strong	Regionally restricted	8i	Expression is in the central cells of the epithelial bud.

Structure	Level	Pattern	Image	Note
TS27: parotid duct	Strong		8j
TS27: parotid gland	Strong	Regionally restricted	8j	Expression is in the terminal epithelial buds.

Structure	Cell Type	Level	Pattern	Image	Note
TS28: parotid duct		Strong	Regionally restricted	8k	Expression is in the striated and intercalating ducts.
TS28: parotid gland acinus	acinar cell of salivary gland	Strong		8k

Structure	Level	Pattern	Image	Note
TS28: parotid duct	Present	Regionally restricted	8l