Department of Pediatric Ultrasound;
The First Hospital of Jilin University;
Changchun 130021;
Jilin Province;
China;
Department of Radiation Oncology and Therapy;
The First Hospital of Jilin University;
Changchun 130021;
Jilin Province;
China;
Jilin Provincial Key Laboratory of Radiation Oncology and Therapy;
The First Hospital of Jilin University;
Changchun 130021;
Jilin Province;
China;
Key Laboratory of Organ Regeneration and Transplantation of the Ministry of Education;
The First Hospital of Jilin University;
Changchun 130061;
Jilin Province;
China;
Gut; commensal; bacteria; Paneth; cell; Radiation; enteropathy; Epithelial; homeostasis; Gut; immunity; Intestinal; defense;