Table 1.  Neuronal differentiation and growth factorsa
NGF (nerve growth factor)
BDNF (brain-derived neurotrophic factor)
NT-3, NT-4/5 (neurotrophins 3 and 4/5)
Neuropoietic factors
CDF/LIF (cholinergic differentiation factor/leukemia inhibitory factor)
CNTF (ciliary neurotrophic factor)
OSM (oncostatin M)
GPA (growth-promoting activity)
SGF (sweat gland factor)
IL-6, IL-11 (interleukins 6 and 11)
TGF family
EGF (epidermal growth factor)
TGF-a TGF-b (transforming growth factors a and b)
GDNF (glial-cell-line-derived neurotrophic factor)
Activin A

FGF family
aFGF,bFGF (acidic and basic fibroblast growth factors)

Insulin-like growth factors
IGF (insulin-like growth factors)

Platelet-derived growth factors
aThis list includes only those cytokines discussed in this chapter and is therefore not complete.
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