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Gerco Den Hartog

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Articles 68
Citations 1491
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Recent Articles
1.
Van Stigt A, Nederend M, Smits G, Kuijer M, Schepp R, Van Gageldonk P, et al.
J Immunol . 2025 Mar; PMID: 40073159
Antibodies in human milk protect infants against infections, but currently no assay is described that is able to simultaneously measure all 9 antibody isotypes and subclasses immunoglobulins in human fluids,...
2.
Hoeve C, Hoeve C, Neppelenbroek N, Neppelenbroek N, Vos E, Vos E, et al.
Epidemiol Infect . 2025 Feb; 153:e38. PMID: 39915267
We assessed the validity of serum total anti-nucleoprotein Immunoglobulin (-antibodies) to identify SARS-CoV-2 (re)infections by estimating the persistence of -antibody seropositivity and boosting following infection. From a prospective Dutch cohort...
3.
Hofstee M, Kaczorowska J, Postema A, Zomer E, van Waalwijk M, Jonathans G, et al.
Immun Ageing . 2025 Jan; 22(1):1. PMID: 39748353
Background: As older age and having certain comorbidities can influence humoral responses to vaccination, we studied antibody responses after the COVID-19 booster campaigns in nursing home (NH) residents. Methods: In...
4.
Immink M, van der Maas N, Bekker M, de Melker H, Den Hartog G, Rots N, et al.
Open Forum Infect Dis . 2024 Dec; 12(1):ofae717. PMID: 39720465
A post hoc analysis of maternally derived antibodies at birth and age 2 months following second trimester maternal Tdap vaccination between 20 and 24 weeks' gestational age (GA) showed a...
5.
Backer J, Vos E, Den Hartog G, van Hagen C, de Melker H, van der Klis F, et al.
Euro Surveill . 2024 Oct; 29(43). PMID: 39450517
BackgroundThe first wave of the COVID-19 pandemic in 2020 was largely mitigated by limiting contacts in the general population. In early 2022, most contact-reducing measures were lifted.AimTo assess whether the...
6.
Huiberts A, Hoeve C, Kooijman M, de Melker H, Hahne S, Grobbee D, et al.
BMJ Open . 2024 Oct; 14(10):e085388. PMID: 39401962
Purpose: VAccine Study COVID-19 (VASCO) is a cohort study with a 5-year follow-up that was initiated when COVID-19 vaccination was introduced in the Netherlands. The primary objective is to estimate...
7.
Gaasbeek C, Visser M, de Vries R, Koopmans M, van Binnendijk R, Den Hartog G
Open Forum Infect Dis . 2024 Sep; 11(10):ofae518. PMID: 39347437
During the COVID-19 pandemic, nonpharmaceutical interventions (NPIs) were introduced to reduce the spread of SARS-CoV-2. This also resulted in a reduction of notifications of other acute respiratory infections and an...
8.
Carcelen A, Kong A, Takahashi S, Hegde S, Jaenisch T, Chu M, et al.
Am J Trop Med Hyg . 2024 Sep; 111(5):1145-1152. PMID: 39226906
Multiplex-based serological surveillance is a valuable but underutilized tool to understand gaps in population-level exposure, susceptibility, and immunity to infectious diseases. Assays for which blood samples can be tested for...
9.
Immink M, Bekker M, de Melker H, Den Hartog G, Rots N, van Gageldonk P, et al.
JAMA Netw Open . 2024 Jul; 7(7):e2424608. PMID: 39078627
Importance: Maternal tetanus, diphtheria, and acellular pertussis (Tdap) vaccination protects newborns against severe pertussis. Data on transplacental antibody transfer on Tdap vaccination before 24 weeks' gestation remain scarce and are...
10.
Roozen G, Granger A, van Binnendijk R, Den Hartog G, Roestenberg M, Visser L, et al.
Vaccine . 2024 Jun; 42(25):126093. PMID: 38944578
Suspected allergic reactions after mRNA COVID-19 vaccination withheld multiple individuals from getting fully vaccinated during the pandemic. We vaccinated adults who had experienced possible allergic symptoms after their first intramuscular...