On the origin of cardiac mucosa: A histological and immunohistoc-hemical study of cytokeratin expression patterns in the developing esophagogastric junction region and stomach

Table 1 Summary of antibodies used in this study

Antigen	Clone	Antigen retrieval technique1	Application of primary Ab2
CK5	XM26	M	1:50; 1 h; room temperature
CK7	OV-TL 12/30	T	1:50; 1 h; room temperature
CK8	TS1	M	1:50; 1 h; room temperature
CK13	KS-1A3	M	1:50; 1 h; room temperature
CK18	DC 10	M	1:10; 1 h; room temperature
CK19	RCK108	M	1:20; 1 h; room temperature
CK20	Ks20.8	T	1:50; 1 h; room temperature

¹M = heat-induced antigen retrieval by boiling deparaffinized and rehydrated sections in 10 mmol/L citrate buffer (pH 6) in a microwave oven during 20 min; T = antigen retrieval by trypsin digestion.

²Dilution; application time; application temperature.