TGF-β induced by interleukin-34-stimulated microglia regulates microglial proliferation and attenuates oligomeric amyloid β neurotoxicity

► IL-34 induced TGF-β in microglia. ► TGF-β induced by IL-34-treated microglia suppresses microglial proliferation. ► TGF-β attenuates oAβ neurotoxicity in neuron microglial co-cultures.