Bone Marrow and Peripheral Blood Immune Responses Study

Inclusion Criteria: * All genders, races and ethnic groups (inclusive of women and minorities) are eligible for this trial, as influenza and the associated range of clinical issues accompanying influenza infection can impact people of all genders, races and ethnic groups. It is anticipated that the distribution of study participants will be diverse with regard to these demographics. * Adults able to provide consent on their own * Healthy adults Exclusion Criteria: * Adults unable to consent * Women who are pregnant or nursing a child may not take part in this study. If a woman of childbearing potential is enrolled in this study, she and the study doctor must agree on a method of birth control to use throughout the study. Enrollees who think that they may have gotten pregnant during the study must tell the study doctor immediately. Pregnant women will be taken out of the study. * Prisoners * Cognitively impaired or individuals with impaired decision-making capacity * Individuals who are vulnerable to coercion or undue influence (human fetuses, or neonates of uncertain viability or non-viable neonates, minors/children, and cognitively impaired adults) will not be eligible for participation in this study.