Overview
The purpose of this study is to understand the effects of COVID-19 vaccines on the immune system and how the COVID-19 vaccines provide protection and induce long term memory. Adults who are receiving a COVID-19 vaccine will be invited to participate in this study.
Eligibility
Inclusion Criteria:
- Adults 18yrs old and higher who are receiving a COVID-19 vaccine
Exclusion Criteria:
- Pregnancy
- Patients with contraindications for lymph node biopsy
- Active cancer
- Current use of immunosuppression drugs