Statistical results showed no significant correlation between qualitative variables of gender, tuberculosis, pneumocystosis, hepatitis B, hepatitis C, receiving antiviral drugs, tuberculosis prophylaxis drugs, HIV transmission from mother to child or through occupational exposure, blood transfusion, CD4 count, homosexuality, common syringe use for injection, and history of drug injection in non- and low-persister cells (Supplementary Table 1). The gene discussed is CD4; the disease is pneumocystosis.