PDGF-hPS1 PSlM146L transgene PS1(M146L) Transgene MGI:2448598 PS1(M146L)|PDGF-hPS1|PS1mut|Ps1 line 6.2|PSlM146L|PS1M146L Ps1 line 6.2 http://identifiers.org/mgd/MGI:2448598 O transgene insertion 2, John Hardy PS1M146L PS1mut Tg(PDGFB-PSEN1M146L)2Jhd