C.A. (Robert) Warmerdam, BSc

Faculty of Medical Sciences

Telephone:

E-mail:

c.a.warmerdam umcg.nl

ORCID Research Portal

Publications

DNAm landscape up to 4 months post SARS-CoV-2 infection: insights from four population-based cohorts

Lifelines Corona Research initiative, TiKoCo Working Group, CON-VINCE Consortium, NAKO Investigators, ORCHESTRA working group, Matías-García, P. R., Lai, L., Delerue, T., Ohnmacht, J., Stark, K. J., Warmerdam, R., Kolodkin, A., Six-Merker, J., Mangold, N., Günther, K., O’Sullivan, M. P., Rauschenberger, A., Bohn, B., Berger, K., Fricke, J. & Ahnert, P., Franke, L., Krüger, R., Gefeller, O., Überla, K., Heid, I. M., Wagner, R., Waldenberger, M. & Peters, A., Dec-2026, In: Clinical Epigenetics. 18, 1, 16 p., 116.

Research output: Contribution to journal › Article › Academic › peer-review

Federated single-cell QTL meta-analysis reveals novel disease mechanisms

eQTLgen Consortium, Kaptijn, D., Michielsen, L., Neavin, D., Ripoll-Cladellas, A., Alquicira-Hernández, J., Korshevniuk, M., Lee, J. T. H., Oelen, R., Vochteloo, M., Warmerdam, R., Ando, Y., Ban, M., Bayaraa, O., Berg, M., van Blokland, I., Considine, D., Dieng, M. M., Edahiro, R. & Gordon, M. G., Groot, H. E., van der Harst, P., Heinig, M., Hon, C.-C., Idaghdour, Y., Kathail, P., de Klein, N., Li, W., Li, Y., Losert, C., Manikanda, V., Moody, J., Naeem, H., Mokrab, Y., Nawijn, M. C., Netea, M., Niewold, J., Okada, Y., Sawcer, S., Soulama, I., Stegle, O., Tsepilov, Y., Park, W.-Y., Rajagopalan, D., Trynka, G., Võsa, U., Westra, H.-J., Zhang, Z., Bonder, M. J., Franke, L. & van der Wijst, M. G. P., 23-Jan-2026, BioRxiv, 28 p. (bioRxiv).

Research output: Working paper › Preprint › Academic

Trans-eQTLs reveal the architecture of human gene regulatory networks.

IMI DIRECT Consortium, 5-Feb-2026, MedRxiv, 58 p. (medRxiv : the preprint server for health sciences).

Research output: Working paper › Preprint › Academic

Genome-wide association study of long COVID

Long COVID Host Genetics Initiative, FinnGen, VA Million Veteran Program, MexGen-COVID Initiative, DBDS Genomic Consortium, GEN-COVID Multicenter Study, PHOSP-COVID Collaborative Group, GENCOV Study, Estonian Biobank Research Team, Lammi, V., Nakanishi, T., Jones, S. E., Andrews, S. J., Karjalainen, J., Cortés, B., O’Brien, H. E., Ochoa-Guzman, A., Fulton-Howard, B. E., Broberg, M. & Haapaniemi, H. H., Kanai, M., Pirinen, M., Schmidt, A., Mitchell, R. E., Mousas, A., Mangino, M., Huerta-Chagoya, A., Sinnott-Armstrong, N., Cirulli, E. T., Vaudel, M., Kwong, A. S. F., Maiti, A. K., Marttila, M. M., Posner, D. C., Rodriguez, A. A., Batini, C., Minnai, F., Dearman, A. R., Warmerdam, C. A. R., Sequeros, C. B., Winkler, T. W., Jordan, D. M., Rešcenko, R., Miano, L., Lane, J. M., Chung, R. K., Guillen-Guio, B., Leavy, O. C., Carvajal-Silva, L., Aguilar-Valdés, K., Frangione, E., Guare, L., Vergasova, E., Marouli, E., Striano, P., Zainulabid, U. A., Kumar, A., Kumari, M., Franke, L. H., Zeberg, H. & Ollila, H. M., Jun-2025, In: Nature genetics. 57, 6, p. 1402-1417 16 p.

Research output: Contribution to journal › Article › Academic › peer-review

Low-cost generation of clinical-grade, layperson-friendly pharmacogenetic passports using oligonucleotide arrays

Lifelines NEXT cohort study, Lanting, P., Warmerdam, R., Slager, J., Brugge, H., Ochi, T., Benjamins, M., Lopera-Maya, E., Jankipersadsing, S., Gelderloos-Arends, J., Teuben, D., Hendriksen, D., Charbon, B., Johansson, L., Munnink, T. O., de Boer-Veger, N., Wilffert, B., Swertz, M., Touw, D. & Deelen, P., Knoers, N., Dekens, J. & Franke, L., 1-May-2025, In: American Journal of Human Genetics. 112, 5, p. 1015-1028 14 p.

Research output: Contribution to journal › Article › Academic › peer-review

MR-link-2: pleiotropy robust cis Mendelian randomization validated in three independent reference datasets of causality

eQTLgen Consortium, van der Graaf, A., Warmerdam, R., Auwerx, C., Võsa, U., Borges, M. C., Franke, L. H. & Kutalik, Z., 3-Jul-2025, In: Nature Communications. 16, 1, 19 p., 6112.

Research output: Contribution to journal › Article › Academic › peer-review

Productivity changes during the COVID-19 pandemic and its associated risk factors

Lifelines Corona Research initiative, Dalla Riva, G. M. S., van Zon, S. K. R., Ots, P., van Den Berg, G., Brouwer, S. & van Ooijen, R., 1-Sept-2025, In: Scandinavian Journal of Work, Environment and Health. 51, 5, p. 394-403 10 p.

Research output: Contribution to journal › Article › Academic › peer-review

Trans-eQTL mapping prioritises USP18 as a negative regulator of interferon response at a lupus risk locus

eQTLgen Consortium, Freimann, K., Brümmer, A., Warmerdam, R., Rupall, T. S., Hernández-Ledesma, A. L., Chiou, J., Holzinger, E. R., Maranville, J. C., Nakic, N., Ongen, H., Stefanucci, L., Turchin, M. C., Franke, L., Võsa, U., Jones, C. P., Medina-Rivera, A., Trynka, G., Kisand, K. & Bergmann, S., Alasoo, K., 2-Oct-2025, In: Nature Communications. 16, 15 p., 8795.

Research output: Contribution to journal › Article › Academic › peer-review

Author Correction: Symptoms and quality of life before, during, and after a SARS-CoV-2 PCR positive or negative test: data from Lifelines (Scientific Reports, (2023), 13, 1, (11713), 10.1038/s41598-023-38223-5)

Lifelines Corona Research initiative, Goërtz, Y. M. J., Spruit, M. A., Van Herck, M., Dukers-Muijrers, N., van der Kallen, C. J. H., Burtin, C. & Janssen, D. J. A., Dec-2024, In: Scientific Reports. 14, 8390.

Research output: Contribution to journal › Erratum

Genetic Correlates of Biological Aging and the Influence on Prediction of Mortality

Akeju, O., Mens, M. M. J., Warmerdam, R., Dijkema, M., van den Biggelaar, A. H. J., Franke, L., Goudsmit, J. & Wu, J. W., Apr-2024, In: Journals of Gerontology - Series A Biological Sciences and Medical Sciences. 79, 4, 8 p., glae024.

Research output: Contribution to journal › Article › Academic › peer-review