NTera 2/cl.D1 (NT2) cells, a human teratocarcinoma cell line, were manipulated following retinoic acid (RA) treatment to yield>95% pure cultures of neuronal cells (NT2-N cells). This culture method is capable of yielding sufficient highly differentiated post-mitotic NT2-N cells for both biochemical...http://www.google.com/patents/US5175103?utm_source=gb-gplus-sharePatent US5175103 - Preparation of pure cultures of post-mitotic human neurons