Karyology and tumorigenicity testing requirements: past, present and future.
Petricciani JC1, Horaud FN.
Developments in biological standardization.Dev Biol Stand.1998;93:5-13.
At the present time, karyology and tumorigenicity are applied to primary, diploid, and continuous cell systems in an uneven and inappropriate manner, largely for historical reasons. It is a significant anomaly that such rigorous requirements are applied only to diploid cells when, of all three cell
be·la·bour (bĭ-lā′bər) v. Chiefly British Variant of belabor. belabour (bɪˈleɪbə) or belabor vb (tr) 1. to beat severely; thrash 2. to attack verbally; criticize harshly 3. an obsolete word for labour belabour Past participle: belaboured Gerund: belabouring