1. patients with autoimmune diseases in the past or screening; 2. those who have serious basic diseases that affect their survival, including: malignant tumor, hematopathy, malignant fluid, active hemorrhage, severe malnutrition, etc. which have not been controlled and can not be removed due to multiple metastasis; 3. known or self-reported hiv or syphilis infected persons; 4. have participated in stem cell clinical research; 5. pregnant or lactating women or those who have fertility plans in the past year; 6. the estimated life cycle is less than 48 hours; 7. other conditions that the researcher thinks are not suitable for participating in the experiment. 8. shock 9. continuous use of immunosuppressive agents or organ transplants in the past 6 months;

1. patients with autoimmune diseases in the past or screening; 2. those who have serious basic diseases that affect their survival, including: malignant tumor, hematopathy, malignant fluid, active hemorrhage, severe malnutrition, etc. which have not been controlled and can not be removed due to multiple metastasis; 3. known or self-reported hiv or syphilis infected persons; 4. have participated in stem cell clinical research; 5. pregnant or lactating women or those who have fertility plans in the past year; 6. the estimated life cycle is less than 48 hours; 7. other conditions that the researcher thinks are not suitable for participating in the experiment. 8. shock 9. continuous use of immunosuppressive agents or organ transplants in the past 6 months;

patients with autoimmune diseases in the past or screening; those who have serious basic diseases that affect their survival, including: malignant tumor, hematopathy, malignant fluid, active hemorrhage, severe malnutrition, etc. which have not been controlled and can not be removed due to multiple metastasis; known or self-reported hiv or syphilis infected persons; have participated in stem cell clinical research; pregnant or lactating women or those who have fertility plans in the past year; the estimated life cycle is less than 48 hours; other conditions that the researcher thinks are not suitable for participating in the experiment. shock continuous use of immunosuppressive agents or organ transplants in the past 6 months;

patients with autoimmune diseases in the past or screening; those who have serious basic diseases that affect their survival, including: malignant tumor, hematopathy, malignant fluid, active hemorrhage, severe malnutrition, etc. which have not been controlled and can not be removed due to multiple metastasis; known or self-reported hiv or syphilis infected persons; have participated in stem cell clinical research; pregnant or lactating women or those who have fertility plans in the past year; the estimated life cycle is less than 48 hours; other conditions that the researcher thinks are not suitable for participating in the experiment. shock continuous use of immunosuppressive agents or organ transplants in the past 6 months;

1. patients with autoimmune diseases in the past or screening; 2. those who have serious basic diseases that affect their survival, including: malignant tumor, hematopathy, malignant fluid, active hemorrhage, severe malnutrition, etc. which have not been controlled and can not be removed due to multiple metastasis; 3. known or self-reported hiv or syphilis infected persons; 4. have participated in stem cell clinical research; 5. pregnant or lactating women or those who have fertility plans in the past year; 6. the estimated life cycle is less than 48 hours; 7. other conditions that the researcher thinks are not suitable for participating in the experiment. 8. shock 9. continuous use of immunosuppressive agents or organ transplants in the past 6 months;

1. patients with autoimmune diseases in the past or screening; 2. those who have serious basic diseases that affect their survival, including: malignant tumor, hematopathy, malignant fluid, active hemorrhage, severe malnutrition, etc. which have not been controlled and can not be removed due to multiple metastasis; 3. known or self-reported hiv or syphilis infected persons; 4. have participated in stem cell clinical research; 5. pregnant or lactating women or those who have fertility plans in the past year; 6. the estimated life cycle is less than 48 hours; 7. other conditions that the researcher thinks are not suitable for participating in the experiment. 8. shock 9. continuous use of immunosuppressive agents or organ transplants in the past 6 months;