Table 3.

The results of immunohistochemistry staining for ovarian mucinous carcinoma

		Ovarian mucinous carcinoma with infiltrative invasion		Ovarian mucinous carcinoma with expansile invasion		p-Value
Molecule		n = 25		n = 24
CK7 (n (%))	Positive	24	(96.0)	24	(100.0)	0.99
	Negative	1	(4.0)	0	(0.0)
CK20 (n (%))	Positive	11	(44.0)	15	(62.5)	0.24
	Negative	14	(56.0)	9	(37.5)
CDX2 (n (%))	Positive	21	(84.0)	23	(95.8)	0.35
	Negative	4	(16.0)	1	(4.2)
HER-2 (n (%))	Positive	7	(28.0)	10	(41.7)	0.38
	Negative	18	(72.0)	14	(58.3)
CK 5/6 (n (%))	Positive	9	(36.0)	1	(4.2)	0.01
	Negative	16	(64.0)	23	(95.8)
Androgen receptor (n (%))	Positive	2	(8.0)	0	(0.0)	0.49
	Negative	23	(92.0)	24	(100.0)
ALDH1 (n (%))	Positive	9	(36.0)	10	(41.7)	0.77
	Negative	16	(64.0)	14	(58.3)
CD24 (n (%))	Positive	6	(24.0)	0	(0.0)	0.02
	Negative	19	(76.0)	24	(100.0)
CD133 (n (%))	Positive	8	(32.0)	5	(20.8)	0.52
	Negative	17	(68.0)	19	(79.2)
PD-1 (n (%))	Positive	2	(8.0)	0	(0.0)	0.49
	Negative	23	(92.0)	24	(100.0)
PD-L1 (n (%))	Positive	6	(24.0)	6	(25.0)	0.99
	Negative	19	(76.0)	18	(75.0)
ZEB1 (n (%))	Positive	1	(4.0)	1	(4.2)	0.99
	Negative	24	(96.0)	23	(95.8)
c-Met (n (%))	Positive	6	(24.0)	4	(16.7)	0.73
	Negative	19	(76.0)	20	(83.3)
EGFR (n (%))	Positive	7	(28.0)	0	(0.0)	< 0.01
	Negative	18	(72.0)	24	(100.0)
Snail-2 (n (%))	Positive	1	(4.0)	1	(4.2)	0.99
	Negative	24	(96.0)	23	(95.8)

Abbreviations: CK7 Cytokeratin 7, CK20 Cytokeratin 20, CDX2 Caudal type homeobox 2, HER-2 Human epidermal growth factor receptor 2, CK5/6 Cytokeratin 5/6, ALDH1 Aldehyde dehydrogenase 1, CD24 Cluster of differentiation 24, CD133 Cluster of differentiation 133, PD-1 Programmed cell death 1, PD-L1 Programmed cell death 1- ligand 1, ZEB1 Zinc finger E-box binding homeobox 1, EGFR Epithelial growth factor receptor