Total DNA was isolated from trigeminal ganglia and brains preserved in RNA fix (Eurx) using RNA/DNA Extracol kit (Eurx), according to the manufacturer’s instructions. HSV-1 was detected using an HSV-1 probe labeled with FAM (carboxyfluorescein) in quantitative polymerase chain reaction (qPCR) instrument ViiA 7 (Fast block; Applied Biosystems) with Fast Advanced Master Mix (Thermo Fisher Scientific) as described by Namvar et al [19 (link)] and Cymerys et al [20 (link)].
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