Clinical trialNCT02213341TerminatedObservational

Impact of Vaccination on Th2 Immunity in Infancy

SponsorNational Institute of Allergy and Infectious Diseases (NIAID)Enrollment77Food Hypersensitivity

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The purpose of this study is to assess the responses in the immune system of infants after they receive the vaccine against diphtheria, tetanus, and pertussis (DTaP). The investigators will do this by studying the immune cells and allergy responses in the blood prior to and after receipt of the third DTaP vaccine.

clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Hugh A. Sampson, MD
Icahn School of Medicine at Mt. Sinai
Principal Investigator
clinicaltrials.gov ↗
Scott Sicherer, MD
Icahn School of Medicine at Mount Sinai
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States

Icahn School of Medicine at Mount Sinai
New York, New York, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study. It may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 31 Jan 2015
Primary completion: 14 Jun 2016
Completion: 14 Jun 2016
Last update posted: 23 Jul 2019
Registered enrollment: 77
Registry id: NCT02213341

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.