to investigate the regulatory role of head activator ( ha ) and its synthetic analogue , ( arg1 , phe5 ) -ha ( aha ) on brain cell growth , we measured serial uptakes of [ 3h ] thymidine , [ 3h ] uridine and [ 3h ] leucine and changes in cyclic amp content in cultured chick embryo brain cells .
C0423896
content
C0006104
brain