MT/TGF-alpha line MT42 transgene insertion 42, Glenn Merlino TGF-alpha line MT42 MT42 Tg(MtTGFA)42Lmb MT-TGF-alpha MGI:2388567 Tg(Mt1-TGFA)42Lmb Humanized sequence|Inserted expressed sequence http://identifiers.org/mgd/MGI:2388567