Nasopharyngeal carcinoma (NPC). I. Types of cultures derived from tumour biopsies and non-tumorous tissues of Chinese patients with special reference to lymphoblastoid transformation.

Adolescent Adult Biopsy Cell Transformation, Neoplastic Child Child, Preschool China Ethnicity Female Fluorescent Antibody Technique Herpesviridae/pathogenicity Humans In Vitro Techniques Lymphocyte Activation Lymphocytes/immunology Lymphoma, Non-Hodgkin/pathology Male Middle Aged Nasopharyngeal Neoplasms/epidemiology,pathology