Upregulation of the B7/CD28 family member B7-H3 in bladder cancer
Author(s) -
Deyao Wu,
Zichun Zhang,
HUIXING PAN,
YUANFENG FAN,
Ping Qü,
Jian Zhou
Publication year - 2014
Publication title -
oncology letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.766
H-Index - 54
eISSN - 1792-1082
pISSN - 1792-1074
DOI - 10.3892/ol.2014.2828
Subject(s) - immunohistochemistry , oncogene , bladder cancer , downregulation and upregulation , molecular medicine , cancer , biology , cell cycle , messenger rna , pathology , real time polymerase chain reaction , nat , cancer research , medicine , gene , genetics , computer network , computer science
Dysregulation of B7-H3 has been observed in a variety of types of human cancers. In the present study, the mRNA expression level of B7-H3 was analyzed in bladder cancer by performing semi-quantitative reverse transcription-polymerase chain reaction on clinical specimens from transitional cell carcinomas (TCCs) and their normal adjacent tissues (NATs). Immunohistochemical analysis was performed to compare the protein expression level of B7-H3 in TCCs and the paired NATs. The present study indicated that the B7-H3 mRNA expression level was significantly higher in the TCC samples compared with the paired NAT samples. Furthermore, immunohistochemical analyses indicated that the B7-H3 protein expression level was significantly upregulated in the TCC samples compared with in the paired NAT samples, indicating that B7-H3 dysregulation may be important in the progression of bladder cancer.
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