Undifferentiated liver embryonal sarcoma in adults: A report of four cases and literature review

Table 1 Primary antibodies used in this study

Antibody	Clone	Source	Dilution
Vimentin (M)	Vim3B4	Dako (Glostrup, Denmark)	1:100
α-1-antitrypsin (P)		Changdao (Shanghai, China)	1:100
Cytokeratin 18 (M)	DC10	Dako (Glostrup, Denmark)	1:25
Cytokeratin 19 (M)	RCK108	Dako (Glostrup, Denmark)	1:50
CD68 (M)	PG-M1	Changdao (Shanghai, China)	1:50
CD56 (M)	123C3	Dako (Glostrup, Denmark)	1:50
Desmin (M)	D33	Dako (Glostrup, Denmark)	1:50
α-SMA (M)	1A4	Dako (Glostrup, Denmark)	1:50
Myoglobin (M)	MYO18	Dako (Glostrup, Denmark)	1:50
CD117 (P)		Changdao (Shanghai, China)	1:50
S-100 (M)	4C4.9	Changdao (Shanghai, China)	1:200
CD34 (M)	QBEnd10	Dako (Glostrup, Denmark)	1:25
Melanosome (M)	HMB-45	Dako (Glostrup, Denmark)	1:25
Hep Par 1 (M)	OCH1E5	Dako (Glostrup, Denmark)	1:50
AFP (M)	AF04	Changdao (Shanghai, China)	1:100
HBsAg (M)	3E7	Dako (Glostrup, Denmark)	1:50
p53 (M)	DO-7	Dako (Glostrup, Denmark)	1:50
pCEA (P)		Changdao (Shanghai, China)	1:200
mCEA (M)	COL-1	Changdao (Shanghai, China)	1:50
EMA (M)	E29	Dako (Glostrup, Denmark)	1:50
NSE (M)	E27	Changdao (Shanghai, China)	1:50
Chromogranin A (M)	DAK-A3	Dako (Glostrup, Denmark)	1:100
Synaptophysin (M)	SY38	Dako (Glostrup, Denmark)	1:20
Ki67 (M)	MIB-1	Dako (Glostrup, Denmark)	1:100

M: Monoclonal; P: Polyclonal; AFP: α-fetoprotein; HBsAg: Hepatitis B virus surface antigen; pCEA: Polyclonal carcinoembryonic antigen; mCEA: Monoclonal carcinoembryonic antigen; EMA: Epithelial membrane antigen; NSE: Neuron specific enolase; SMA: Smooth muscle actin.