The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Harold Tjalsma sits on this spectrum.
This scientist: 128 publications — 16th percentile
16% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 1,028 publications or more.
The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Harold Tjalsma sits on this spectrum.
This scientist: 62 D-Index — 46th percentile
46% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 167 D-Index or more.
Harold Tjalsma is affiliated with Radboud University in the Netherlands. Their research primarily spans the fields of Medicine, Biochemistry, Genetics and Molecular Biology, and Pharmacology, Toxicology and Pharmaceutics.
Their scientific work focuses on several key topics including:
Harold Tjalsma has contributed to several subfields such as Pharmacology, Oncology, Biotechnology, and Molecular Biology.
Their recent publications include the paper titled Streptococcus gallolyticus Increases Expression and Activity of Aryl Hydrocarbon Receptor-Dependent CYP1 Biotransformation Capacity in Colorectal Epithelial Cells, published in 2021 in the journal Frontiers in Cellular and Infection Microbiology. This work has been cited 19 times to date.
Frequent collaborators in their work include:
Their publications have appeared primarily in the journal Frontiers in Cellular and Infection Microbiology.
In addition to journal articles, Harold Tjalsma has contributed to book publications. Notably, they have authored a section in the Handbook of Proteolytic Enzymes, published by Elsevier BV in 2025, which has accrued 10 citations.
Harold Tjalsma;Albert Bolhuis;Jan D. H. Jongbloed;Sierd Bron
Harold Tjalsma;Annemarie Boleij;Julian Roberto Marchesi;Bas E. Dutilh
H Tjalsma;H. Antelmann;Jan Jongbloed;Peter Braun
Julian R. Marchesi;Bas E. Dutilh;Bas E. Dutilh;Neil Hall;Wilbert H. M. Peters
Tanja Jaeggi;Guus A M Kortman;Diego Moretti;Christophe Chassard
Diego Moretti;Jeroen S. Goede;Christophe Zeder;Markus Jiskra
Erwin H J M Kemna;Harold Tjalsma;Hans L Willems;Dorine W Swinkels
Haike Antelmann;Harold Tjalsma;Birgit Voigt;Steffen Ohlmeier
Annemarie Boleij;Marleen M. H. J. van Gelder;Dorine W. Swinkels;Harold Tjalsma
Joyce J.C. Kroot;Harold Tjalsma;Robert E. Fleming;Dorine W. Swinkels
Erwin H.J.M. Kemna;Harold Tjalsma;Vladimir N. Podust;Dorine W. Swinkels
Guus A.M. Kortman;Manuela Raffatellu;Dorine W. Swinkels;Harold Tjalsma
Dorine W. Swinkels;Domenico Girelli;Coby Laarakkers;Joyce Kroot
Joyce J.C. Kroot;Coby M.M. Laarakkers;Anneke J. Geurts-Moespot;Nicolaï Grebenchtchikov
Guus A. M. Kortman;Annemarie Boleij;Dorine W. Swinkels;Harold Tjalsma
Harold Tjalsma;Albert Bolhuis;Maarten L. van Roosmalen;Thomas Wiegert
Maarten L. van Roosmalen;Nick Geukens;Jan D.H. Jongbloed;Harold Tjalsma
Jan D.H. Jongbloed;Ulrike Martin;Haike Antelmann;Michael Hecker
Felix Bohne;Marc Martínez-Llordella;Juan-José Lozano;Rosa Miquel
Harold Tjalsma;Michiel A. Noback;Sierd Bron;Gerard Venema
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