TABLE 1 Results of Immunostaining for Biotin, Biotin-Binding Enzymes, and β-Catenin

From: Aberrant Intranuclear Localization of Biotin, Biotin-binding Enzymes, and β-Catenin in Pregnancy-Related Endometrium and Morule-Associated Neoplastic Lesions

 

Number of Cases

Morules

Biotin

PAC

PCC

ACC

CPS

β-Catenin

Non-neoplastic lesions

 Pregnancy-related endometrium

26

+

+

+

 Pregnancy-related ovarian endometriotic cyst

1

+

+

+

Neoplastic lesions

 Ovarian endometrioid adenocarcinoma

2

−/+*

+

+

+

+

 Uterine endometrioid adenocarcinoma

5

+

+

+

+

+

 Colonic adenoma

2

+

+

+

+

+

 Colonic adenocarcinoma

2

+

+

+

+

+

 Pyloric gland-type adenoma of the gallbladder

2

+

+

+

+

+

 Pancreatoblastoma

1

+

+

+

+

+

 WDFA

1

+

+

+

+

+

 C-M/v of thyroid carcinoma

2

+

+

+

+

+

  1. PAC, pyruvic acid carboxylase; PCC, propionyl CoA carboxylase; ACC, acetyl CoA carboxylase; CPS, carbamoyl phosphate synthetase I; WDFA, well-differentiated fetal adenocarcinoma of the lung; C-M/v, cribriform-morular variant.
  2. *One case had morules while the other had none.