Columbia subject headings:
Cell differentiation.
Cellular control mechanisms.
Crystalline lens.
Newts--Cytology.
Regeneration (Biology)
Harvard subject headings:
Cell differentiation.
Cellular control mechanisms.
Crystalline lens.
Newts--Cytology.
Regeneration (Biology)
Princeton subject headings:
Cell differentiation.
Cellular control mechanisms.
Crystalline lens.
Newts--Cytology.
Regeneration (Biology)