Psoriasin (S100A7) up-regulation in oral squamous cell carcinoma and its relation to clinicopathologic features.
Oral Oncol
; 45(8): 731-6, 2009 Aug.
Article
em En
| MEDLINE
| ID: mdl-19147391
ABSTRACT
Proteomic analysis recently suggested aberrant psoriasin (S100A7) expression in oral squamous cell carcinoma (OSCC). In this study, OSCC specimens and matching normal oral tissues from 45 patients who had undergone ablative surgery were examined. Increased psoriasin expression at mRNA level was observed in OSCC samples by quantitative real-time RT-PCR (p=0.015). Immunofluorescence analysis with psoriasin antibody confirmed these observations. Moreover, significantly increased mRNA ratios between malignant and normal samples were correlated with early UICC stage (p=0.006), T1/T2 tumour classification (p=0.043), absence of cervical lymph node metastasis (p=0.027) and age under 65 (p=0.009). Additionally, well-differentiated tumour tissues demonstrated a significantly higher psoriasin expression than moderate and poor differentiated carcinomas (p=0.018). Based on this data, we conclude that psoriasin is a positive marker for oral cancerogenesis and early tumour progression.
Texto completo:
1
Base de dados:
MEDLINE
Assunto principal:
Neoplasias Bucais
/
Carcinoma de Células Escamosas
/
Proteínas S100
/
Biomarcadores Tumorais
Tipo de estudo:
Observational_studies
Limite:
Adult
/
Aged
/
Female
/
Humans
/
Male
/
Middle aged
Idioma:
En
Ano de publicação:
2009
Tipo de documento:
Article