# Longitudinal Tracking of Bone Marrow Plasma Cell Responses to Licensed Human Vaccines

> **NCT07493460** · PHASE4 · ACTIVE_NOT_RECRUITING · sponsor: **Washington University School of Medicine** · enrollment: 25 (estimated)

## Conditions studied

- Immunology
- Healthy Adults

## Interventions

- **BIOLOGICAL:** trivalent inactivated influenza vaccine (TIV)
- **BIOLOGICAL:** nonavalent HPV vaccine (HPV)
- **BIOLOGICAL:** hepatitis A (HAV) vaccines
- **BIOLOGICAL:** tetanus, diphtheria and acellular pertussis vaccine (Tdap)

## Key facts

- **NCT ID:** NCT07493460
- **Lead sponsor:** Washington University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2025-08-26
- **Primary completion:** 2026-08
- **Final completion:** 2027-08
- **Target enrollment:** 25 (ESTIMATED)
- **Last updated:** 2026-04-22

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07493460

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07493460, "Longitudinal Tracking of Bone Marrow Plasma Cell Responses to Licensed Human Vaccines". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT07493460. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*