Unlike in control (GlastCreER;Rosa26LSL-Sun1-GFP) retinas, Pou5f1-expressing, Rbpj-deficient Müller glia showed no EdU incorporation at either 1, 2, or 5 weeks following infection (Figure 2—figure supplement 1l, m, Figure 2—figure supplement 2c). The gene discussed is POU5F1; the disease is infection.