Expression of Stathmin1 in gastric adenocarcinoma.
By: Bat-Erdene Batsaikhan, Kozo Yoshikawa, Nobuhiro Kurita, Takashi Iwata, Chie Takasu, Hideya Kashihara, Mitsuo Shimada

Department of Surgery, Institute of Health Biosciences, The University of Tokushima, Tokushima, Japan.
2014-7-31; doi:
Abstract

Background

Over expression of Stathmin1 (STMN1), activation-induced cytidine deaminase (AID) and protein kinase C iota (PKCi) proteins participate in the regulation of carcinogenesis. In the present study, we investigated the expression of STMN1 in patients with gastric adenocarcinoma and also determined the correlation of STMN1 with AID and PKCi proteins.

Materials

This study was conducted in the Tokushima University Hospital between September 2009 and September 2010 on a total of 59 patients with gastric adenocarcinoma. Stathmin1, AID and PKCi protein expressions were evaluated by immuno-histochemistry in gastric adenocarcinoma.

Results

A strong expression of STMN1 was significantly associated with gender- and poorly differentiated gastric adenocarcinoma (p<0.05). A high mRNA level of STMN1 was found in the tumor tissue of gastric adenocarcinoma compared to non-tumor tissue (p<0.05). In addition, STMN1 expression was significantly correlated with AID and PKCi protein expressions in gastric adenocarcinoma (p<0.05).

Conclusion

High mRNA level of the Stathmin1 gene was significantly expressed in gastric tumor tissue than non-tumor and strong expression of STMN1 protein is correlated with poorly-differentiated gastric adenocarcinoma.



Copyright© 2014 International Institute of Anticancer Research (Dr. John G. Delinassios), All rights reserved.

PMID:25075050






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