• Mutation; HGNC; HGNC:8975; PIK3CA; Simple; p.His1047Arg (c.3140A>G); ClinVar=VCV000013652; Zygosity=Homozygous (PubMed=18097548).
  
• Mutation; HGNC; HGNC:11998; TP53; None_reported; -; Zygosity=- (PubMed=1570156).
  

PubMed=1570156
Sakai E., Tsuchida N.
Most human squamous cell carcinomas in the oral cavity contain mutated p53 tumor-suppressor genes.
Oncogene 7:927-933(1992)

PubMed=1624295; DOI=10.1002/hed.2880140103
Rikimaru K., Tadokoro K., Yamamoto T., Enomoto S., Tsuchida N.
Gene amplification and overexpression of epidermal growth factor receptor in squamous cell carcinoma of the head and neck.
Head Neck 14:8-13(1992)

PubMed=10069537; DOI=10.1111/j.1600-0714.1999.tb02006.x
Hoteiya T., Hayashi E., Satomura K., Kamata N., Nagayama M.
Expression of E-cadherin in oral cancer cell lines and its relationship to invasiveness in SCID mice in vivo.
J. Oral Pathol. Med. 28:107-111(1999)

PubMed=18097548; DOI=10.3892/ijo.32.1.101
Murugan A.K., Hong N.T., Fukui Y., Munirajan A.K., Tsuchida N.
Oncogenic mutations of the PIK3CA gene in head and neck squamous cell carcinomas.
Int. J. Oncol. 32:101-111(2008)