Table 1.

Primary antibodies

No.	Protein	Host	MW	Provided by
(1)	α-catenin	rb IgG	102	ZY
(2)	α-SMA (αSM-1)	m IgG2a	42	Gabbiani (Skalli et al., 1986)
(3)	β-catenin (CAT-15)	rb IgG	92	ZY
(4)	E-cadherin	m IgG2b	120	TL
(5)	K-cadherin (2B6)	m IgG	130	Schalken (Tomita et al., 2000)
(6)	K-cadherin (cad-6)	rb IgG	130	Mège (Marthiens et al., 2002)
(7)	M-cadherin	m IgG2a	130	TL
(8)	N-cadherin	m IgG1	130	TL
(9)	N-cadherin (H-63)	rb IgG	130	SC
(10)	OB-cadherin	rb IgG	110	Mège (Marthiens et al., 2002)
(11)	OB-cadherin (C16)	g IgG	110	SC
(12)	OB-cadherin (cad-11)	m IgG1	110	Schalken (Tomita et al., 2000)
(13)	p120CTN	m IgG1	120	TL
(14)	pan-cadherin	rb IgG	130, 120	ZY
(15)	pan-cadherin (C19)	g IgG	130, 120	SC
(16)	P-cadherin (H105)	rb IgG	120	SC
(17)	R-cadherin (H66)	rb IgG	120	SC
(18)	T-cadherin	rb IgG	105, 130	Resink (Niermann et al., 2003)
(19)	T-cadherin (H126)	rb IgG	105, 130	SC
(20)	VE-cadherin (C-19)	g IgG	130	SC
(21)	Vimentin (V-9)	m IgG1	57	Dako Cytomation, Denmark NS

ZY, Zymed Laboratories (Stehelin & Cie AG, Basel, Switzerland); SC, Santa Cruz (Heidelberg, Germany); TL, BD Transduction Laboratories (Lexington, KY). Other antibodies are kind gifts from Drs. T. Resink (University Hospital, Basel, Switzerland), J.A. Schalken (University Hospital Nijmegen, The Netherlands), and R.M. Mège (Institut National de la Santé et de la Recherche Médical, Paris, France). MW, apparent molecular weight in Western blots; g, goat; rb, rabbit; m, mouse.