Following the manufacturer’s instructions, DNAse I, RNAse A, and mung bean nuclease (Takara Biomedical Technology Co., Ltd., Beijing, China) were used to confirm the type of nucleic acid in the phage (Kumar et al. 2021 (link)).
Phage DNA was obtained from the purified phage suspension using a viral RNA/DNA extraction kit (Takara Biomedical Technology Co., Ltd., Beijing, China) according to the manufacturer’s instructions.