SCIVAX: Biomarkers of Immune Dysfunction and Vaccine Responsiveness in Chronic SCI

Inclusion Criteria SCI Participant Inclusion Criteria: To be eligible for prospective enrollment, participants are required to meet the following inclusion criteria: * 18-89 years old with traumatic SCI * initial traumatic SCI \>/=1 year from enrollment (DOD funded study) * initial traumatic SCI \<1 year from enrollment (non-DOD funded pilot study) * American Spinal Injury Association (ASIA) classification grade A-D * Neurological Injury Level C1-T10 * Demonstrate capacity to provide informed consent using the "teach back" method to verify understanding and appreciation of study objectives and procedures. Exclusion Criteria To be eligible for prospective enrollment, SCI participants are required to not meet the following exclusion criteria: * Stage III-IV pressure ulcers * Cancer, chemotherapy, neutropenia * Pregnancy or lactation * No known SCI * Autoimmune disease * Pre-existing neurological disease * History of dementia * Any other condition that would compromise their ability to provide informed consent * Any other condition that a study physician feels would preclude participation or be contraindicated Uninjured Control Group: Inclusion Criteria Uninjured Control Participant Inclusion Criteria: To be eligible for prospective enrollment, participants are required to meet the following inclusion criteria: * 18-89 years old without traumatic SCI * Demonstrate capacity to provide informed consent using the "teach back" method to verify understanding and appreciation…