VDJ010

(1) To evaluate the safety and tolerability of VDJ010 for subcutaneous injection in healthy subjects and in patients with ulcerative colitis after single and multiple administrations. (2) To evaluate the pharmacokinetic characteristics of VDJ010 for subcutaneous injection in healthy subjects and in patients with ulcerative colitis after single and multiple administrations. (3) To evaluate the immunogenicity of VDJ010 for subcutaneous injection in healthy subjects and in patients with ulcerative colitis after single and multiple administrations. (4) To evaluate the pharmacodynamics of VDJ010 for subcutaneous injection in healthy subjects and in patients with ulcerative colitis after single and multiple administrations.