Cell growth and differentiation are both regulated by many different mechanisms.
Start by looking at the online textbooks. These links will give you an introduction to cell growth and differentiation and some images of the processes.
Next- more detailed online resources introduce key initiators, proteins and pathways of cell growth and differentiation. Includes a link to a complete set of lecture slides on cell growth and differentiation.
Then- look at the signaling pathways that mediate cell growth and differentiation.
Includes links to review articles and animations.Search NLM Online Textbooks- "cell growth"
gene expression, transcription, signaling, hormones, receptors, ligands, growth factors