2.3 Nucleic acid extraction and reverse transcription
TransGen’s EasyPure Viral DNA/RNA Kit (Cat No: ER201-01) was used, and total nucleic acid was extracted according to the kit instructions. Vazyme Biotech’s HiScript II Q RT SuperMix for qPCR (+gDNA wiper) (Cat No: R223-01) was used for reverse transcription according to the reagent instructions.