Geert T. Roozen

Leiden, ZH 2333ZA, Netherlands

Last Updated: 09/26/2026

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Found 16 publications

Experimental human colonisation with non-toxigenic Clostridioides difficile: a placebo-controlled randomised clinical trial.

Experimental human colonisation with non-toxigenic Clostridioides difficile: a placebo-controlled randomised clinical trial.

Journal: Nature communications

Published: February 26, 2026

Safety and Efficacy of Immunization with a Late-Liver-Stage Attenuated Malaria Parasite.

Safety and Efficacy of Immunization with a Late-Liver-Stage Attenuated Malaria Parasite.

Journal: The New England journal of medicine

Published: November 20, 2024

Safety, Tolerability, and Immunogenicity of the InvaplexAR-DetoxShigella Vaccine Co-Administered with the dmLT Adjuvant in Dutch and Zambian Adults: Study Protocol for a Multi-Center, Randomized, Double-Blind, Placebo-Controlled, Dose-Escalation Phase Ia/b Clinical Trial.

Safety, Tolerability, and Immunogenicity of the InvaplexAR-DetoxShigella Vaccine Co-Administered with the dmLT Adjuvant in Dutch and Zambian Adults: Study Protocol for a Multi-Center, Randomized, Double-Blind, Placebo-Controlled, Dose-Escalation Phase Ia/b Clinical Trial.

Journal: Vaccines

Published: November 15, 2024

Single immunization with genetically attenuated Pf∆mei2 (GA2) parasites by mosquito bite in controlled human malaria infection: a placebo-controlled randomized trial.

Single immunization with genetically attenuated Pf∆mei2 (GA2) parasites by mosquito bite in controlled human malaria infection: a placebo-controlled randomized trial.

Journal: Nature medicine

Published: June 27, 2024

Intradermal fractional dose vaccination as a method to vaccinate individuals with suspected allergy to mRNA COVID-19 vaccines.

Intradermal fractional dose vaccination as a method to vaccinate individuals with suspected allergy to mRNA COVID-19 vaccines.

Journal: Vaccine

Published: April 03, 2024

Coagulation and inflammatory response after intramuscular or intradermal mRNA-1273 SARS-CoV-2 vaccine: secondary analysis of a randomized trial.

Coagulation and inflammatory response after intramuscular or intradermal mRNA-1273 SARS-CoV-2 vaccine: secondary analysis of a randomized trial.

Journal: Research and practice in thrombosis and haemostasis

Published: March 07, 2024

Intradermal delivery of the third dose of the mRNA-1273 SARS-CoV-2 vaccine: safety and immunogenicity of a fractional booster dose.

Intradermal delivery of the third dose of the mRNA-1273 SARS-CoV-2 vaccine: safety and immunogenicity of a fractional booster dose.

Journal: Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases

Published: November 13, 2023

Immunogenicity and reactogenicity of intradermal mRNA-1273 SARS-CoV-2 vaccination: a non-inferiority, randomized-controlled trial.

Immunogenicity and reactogenicity of intradermal mRNA-1273 SARS-CoV-2 vaccination: a non-inferiority, randomized-controlled trial.

Journal: NPJ vaccines

Published: September 12, 2023

Safety and infectivity of female cercariae in Schistosoma-naïve, healthy participants: a controlled human Schistosoma mansoni infection study.

Safety and infectivity of female cercariae in Schistosoma-naïve, healthy participants: a controlled human Schistosoma mansoni infection study.

Journal: EBioMedicine

Published: July 18, 2023

Causal chemoprophylactic activity of cabamiquine against Plasmodium falciparum in a controlled human malaria infection: a randomised, double-blind, placebo-controlled study in the Netherlands.

Causal chemoprophylactic activity of cabamiquine against Plasmodium falciparum in a controlled human malaria infection: a randomised, double-blind, placebo-controlled study in the Netherlands.

Journal: The Lancet. Infectious diseases

Published: November 16, 2022

Safety and Immunogenicity of Intradermal Fractional Dose Administration of the mRNA-1273 Vaccine: A Proof-of-Concept Study.

Safety and Immunogenicity of Intradermal Fractional Dose Administration of the mRNA-1273 Vaccine: A Proof-of-Concept Study.

Journal: Annals of internal medicine

Published: October 24, 2022

A cross-sectional study of the spectrum, aetiology and clinical characteristics of adult mitral valve disease at Chris Hani Baragwanath Academic Hospital.

A cross-sectional study of the spectrum, aetiology and clinical characteristics of adult mitral valve disease at Chris Hani Baragwanath Academic Hospital.

Journal: Cardiovascular journal of Africa

Published: March 09, 2022

Showing 1-12 of 16

Last Updated: 09/26/2026