Frequency of seizures in BDV-infected mice.

<p>Spontaneous epileptic seizures were exclusively observed in BDV-infected transgenic animals and appeared more frequently in homozygous transgenic BDV-infected mice starting 21 dpi. Seizures were first noted 42 dpi in heterozygous transgenic animals. dpi: days post infection, –/–: non-transgenic mice, Tg/–: heterozygous transgenic mice, Tg/Tg: homozygous transgenic mice