Inclusion Criteria:  Healthy, adult, male or female* (of non childbearing potential only), 19-60 years of age, inclusive Male subjects must follow protocol specified contraception guidance Continuous non smoker who has not used nicotine containing products for at least 3 months prior to Day 1 Body mass index (BMI) ≥ 18.0 and ≤ 32.0 kg/m2 and weight between 50 and 125 kg (inclusive)  Exclusion Criteria:  History or presence of alcohol or drug abuse within the past 2 years prior to Day 1. History or presence of hypersensitivity or idiosyncratic reaction to the study drug or related compounds (e.g., monoclonal antibodies). History or presence of tuberculosis infection or positive QuantiFERON®-TB result at the screening visit. History of disease(s) of the immune system function. Received any vaccination in the last 2 months prior to Day 1. Positive results at the screening visit for human immunodeficiency virus (HIV), hepatitis B surface antigen (HBsAg), or hepatitis C virus (HCV). Any immunosuppressing medications 2 months prior to Day 1 and throughout the study. Participation in another clinical study with monoclonal antibody within 90 days or 5 half lives (whichever is longer) prior to Day 1.