ɪt sᵻkɹˈiːts ˌeɪtˌiːpˈiː, fˈæslˈɪɡænd fˈæsˈɛl, fˈɪbɹəblˌæst ɡɹˈoʊθ fˈæktɚz ˌɛfdʒˌiːˈɛf wˈʌn, ˌɛfdʒˌiːˈɛf tˈuː, ænd ˌɛfdʒˌiːˈɛf fˈaɪv, tɹænsfˈɔːɹmɪŋ ɡɹˈoʊθ fˈæktɚbˈeɪɾə tˌiːdʒˌiːˈɛfbˈeɪɾə, ˈɪnsəlˌɪnlˈaɪk ɡɹˈoʊθ fˈæktɚ wˈʌn ˌaɪdʒˌiːˈɛf wˈʌn, sˈɪliəɹi nˌʊɹɹətɹˈoʊfɪk fˈæktɚ sˌiːˌɛntˌiːˈɛf, plˈeɪtlɪtdᵻɹˈaɪvd ɡɹˈoʊθ fˈæktɚ pˌiːdˌiːdʒˌiːˈɛf, vˈæskjʊlɚɹ ˌɛndoʊθˈɛlɪəl ɡɹˈoʊθ fˈæktɚ vˈɛɡf, lˈɛnz ˌɛpɪθˈiːliəmdᵻɹˈaɪvd ɡɹˈoʊθ fˈæktɚ lˈɛdʒf, mˈɛmbɚz ʌvðɪ ˌɪntɚlˈuːkɪn fˈæmɪli, tˈɪʃuː ɪnhˈɪbɪɾɚɹ ʌv mˈeɪtɹɪks mˈɛɾəlˌɑːpɹoʊtˌɪneɪs tˈɪmp ænd pˈɪɡmənt ˌɛpɪθˈiːliəmdᵻɹˈaɪvd fˈæktɚ pˈɛdf.
It secretes ATP, fas-ligand (fas-L), fibroblast growth factors (FGF-1, FGF-2, and FGF-5), transforming growth factor-β (TGF-β), insulin-like growth factor-1 (IGF-1), ciliary neurotrophic factor (CNTF), platelet-derived growth factor (PDGF), vascular endothelial growth factor (VEGF), lens epithelium-derived growth factor (LEDGF), members of the interleukin family, tissue inhibitor of matrix metalloproteinase (TIMP) and pigment epithelium-derived factor (PEDF).