“…A recent study showed that SBP significantly decreased the serum Th1 in elderly patients with ulcerative colitis complicated by bloody purulent stool ( Li et al, 2021 ). In addition, several clinical studies have demonstrated the safety of SBP in the treatment of patients with irritable bowel syndrome, chronic obstructive pulmonary disease, type 2 diabetes, and lung cancer ( Huang et al, 2019 ; Jiang et al, 2021 ; Mao et al, 2021 ; Shi et al, 2021 ).…”