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Global vaccine study reveals real-world immune response

NCT ID NCT05096091

Completed Knowledge-focused Sponsor: National Institute of Allergy and Infectious Diseases (NIAID) Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at adults who received a COVID-19 vaccine through local programs in 7 countries. Researchers measured the immune response and how long protection lasts. About 5,400 people took part, providing blood and nose samples. The goal was to understand how well different vaccines work in various groups.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

COVID-19

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

COVID-19

Contacts and locations

Locations

  • Hospital General Dr. Aurelio Valdivieso (HGAV)

    Oaxaca City, Mexico

  • Hospital General Dr. Manuel Gea Gonzalez (HGMGG)

    Mexico City, Mexico

  • Hospital Regional de Alta Especialidad "Ciudad Salud" HRAE-CS

    Tapachula, Chiapas, Mexico

  • Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran (INCMNSZ),

    Mexico City, Mexico

  • Instituto Nacional de Enfermedades Respiratorias (INER)

    Mexico City, Mexico

  • National Institute for Biomedical Research/Institut National de Recherche Biomédicale (INRB)

    Gombe, Kinshasa City, Democratic Republic of the Congo

  • National Institute of Health Research and Development (NIHRD), Ministry of Health, Republic of Jakarta - RSU Kabupaten Tangerang

    Tangerang, Indonesia

  • Onom Foundation and Liver Center

    Ulaanbaatar, 17011, Mongolia

  • Partnership for Clinical Research in Guinea/Partenariat de Recherche Clinique en Guinée (PREGUI)

    Conakry, Guinea

  • Partnership for Research in Vaccines and Infectious Diseases in Liberia (PREVAIL) - Duport Road Health Center

    Monrovia, Liberia

  • University Clinical Research Center (UCRC) University of Sciences, Techniques and Technologies of Bamako

    Bamako, Mali

More trials for these conditions

Other studies related to the condition(s) this trial covers.