Svend Ludvigsen

2.5k total citations · 1 hit paper
33 papers, 2.0k citations indexed

About

Svend Ludvigsen is a scholar working on Molecular Biology, Materials Chemistry and Spectroscopy. According to data from OpenAlex, Svend Ludvigsen has authored 33 papers receiving a total of 2.0k indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Molecular Biology, 8 papers in Materials Chemistry and 7 papers in Spectroscopy. Recurrent topics in Svend Ludvigsen's work include Protein Structure and Dynamics (12 papers), Enzyme Structure and Function (7 papers) and Molecular spectroscopy and chirality (6 papers). Svend Ludvigsen is often cited by papers focused on Protein Structure and Dynamics (12 papers), Enzyme Structure and Function (7 papers) and Molecular spectroscopy and chirality (6 papers). Svend Ludvigsen collaborates with scholars based in Denmark, United Kingdom and United States. Svend Ludvigsen's co-authors include Flemming M. Poulsen, Niels C. Kaarsholm, Helle B. Olsen, Kim Andersen, Flemming M. Poulsen, Alan R. Fersht, Mark Bycroft, Leonardo De Maria, Hans‐Henrik Kristensen and Debbie Yaver and has published in prestigious journals such as Nature, Journal of the American Chemical Society and Journal of Biological Chemistry.

In The Last Decade

Svend Ludvigsen

33 papers receiving 1.9k citations

Hit Papers

align trajectories sort by overperformance

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Plectasin is a peptide antibiotic with therapeutic potential from a saprophytic fungus

2005 533 citations Per Mygind, Kirk Schnorr et al. Nature profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Svend Ludvigsen Denmark	25	1.4k	456	315	224	208	33	2.0k
Pierre Lavigne Canada	33	2.1k 1.5×	266 0.6×	273 0.9×	196 0.9×	205 1.0×	118	4.1k
Lesa J. Beamer United States	27	2.3k 1.6×	228 0.5×	434 1.4×	64 0.3×	174 0.8×	66	3.0k
Raquel F. Epand Canada	38	3.0k 2.1×	1.2k 2.7×	71 0.2×	81 0.4×	187 0.9×	67	3.8k
Anna Roujeinikova Australia	27	1.5k 1.1×	150 0.3×	272 0.9×	30 0.1×	171 0.8×	79	2.6k
Octavian Bârzu France	31	2.5k 1.7×	167 0.4×	815 2.6×	41 0.2×	79 0.4×	124	3.6k
Susan R. Dowd United States	21	768 0.5×	129 0.3×	64 0.2×	102 0.5×	72 0.3×	39	1.6k
Piotr Neumann Germany	31	2.2k 1.5×	66 0.1×	322 1.0×	116 0.5×	62 0.3×	87	2.8k
Svetlana E. Sedelnikova United Kingdom	32	2.1k 1.5×	156 0.3×	708 2.2×	47 0.2×	45 0.2×	109	2.9k
E. Malito Italy	23	1.2k 0.9×	151 0.3×	106 0.3×	42 0.2×	80 0.4×	42	2.1k
Roberto D. Morero Argentina	25	1.4k 1.0×	330 0.7×	28 0.1×	119 0.5×	79 0.4×	66	2.1k

Countries citing papers authored by Svend Ludvigsen

Since Specialization

Citations

This map shows the geographic impact of Svend Ludvigsen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Svend Ludvigsen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Svend Ludvigsen more than expected).

Fields of papers citing papers by Svend Ludvigsen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Svend Ludvigsen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Svend Ludvigsen. The network helps show where Svend Ludvigsen may publish in the future.

Co-authorship network of co-authors of Svend Ludvigsen

This figure shows the co-authorship network connecting the top 25 collaborators of Svend Ludvigsen. A scholar is included among the top collaborators of Svend Ludvigsen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Svend Ludvigsen. Svend Ludvigsen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Kildegaard, Jonas, Stephen T. Buckley, Rasmus Hjorth Nielsen, et al.. (2019). Elucidating the Mechanism of Absorption of Fast-Acting Insulin Aspart: The Role of Niacinamide. Pharmaceutical Research. 36(3). 49–49. 63 indexed citations

Norrman, Mathias, Ulla Ribel, Kasper Huus, et al.. (2012). Insulin analog with additional disulfide bond has increased stability and preserved activity. Protein Science. 22(3). 296–305. 64 indexed citations

Mygind, Per, Kirk Schnorr, Mogens Trier Hansen, et al.. (2005). Plectasin is a peptide antibiotic with therapeutic potential from a saprophytic fungus. Nature. 437(7061). 975–980. 533 indexed citations breakdown →

Schlein, Morten, Svend Ludvigsen, Helle B. Olsen, Michael F. Dunn, & Niels C. Kaarsholm. (2002). Spectroscopic characterization of insulin and small molecule ligand binding to the insulin receptor. Journal of Spectroscopy. 16(3-4). 147–159. 3 indexed citations

Kjeldsen, Thomas, Svend Ludvigsen, Ivan Diers, et al.. (2002). Engineering-enhanced Protein Secretory Expression in Yeast with Application to Insulin. Journal of Biological Chemistry. 277(21). 18245–18248. 56 indexed citations

Kjeldsen, Thomas, Per Balschmidt, Ivan Diers, et al.. (2001). Expression of Insulin in Yeast: The Importance of Molecular Adaptation for Secretion and Conversion. Biotechnology and Genetic Engineering Reviews. 18(1). 89–121. 25 indexed citations

Sproule, Kenny, Paul Morrill, James C. Pearson, et al.. (2000). New strategy for the design of ligands for the purification of pharmaceutical proteins by affinity chromatography. Journal of Chromatography B Biomedical Sciences and Applications. 740(1). 17–33. 63 indexed citations

Olsen, Helle B., Svend Ludvigsen, & Niels C. Kaarsholm. (1998). The relationship between insulin bioactivity and structure in the NH 2 -terminal A-chain helix 1 1Edited by A. R. Fersht. Journal of Molecular Biology. 284(2). 477–488. 32 indexed citations

Ludvigsen, Svend, Helle B. Olsen, & Niels C. Kaarsholm. (1998). A structural switch in a mutant insulin exposes key residues for receptor binding 1 1Edited by A. R. Fersht. Journal of Molecular Biology. 279(1). 1–7. 73 indexed citations

10.

Breinholt, Jens, Svend Ludvigsen, Birgitte R. Rassing, et al.. (1997). Oxysporidinone: A Novel, Antifungal N-Methyl-4-hydroxy-2-pyridone from Fusarium oxysporum. Journal of Natural Products. 60(1). 33–35. 57 indexed citations

11.

Ludvigsen, Svend, et al.. (1993). Simplified HCCH E.COSY Experiments. Journal of Magnetic Resonance Series A. 105(3). 321–322. 7 indexed citations

12.

Ludvigsen, Svend & Flemming M. Poulsen. (1992). Positive φ-angles in proteins by nuclear magnetic resonance spectroscopy. Journal of Biomolecular NMR. 2(3). 227–233. 82 indexed citations

13.

Svensson, Birte, et al.. (1992). Primary structure of barwin: a barley seed protein closely related to the C-terminal domain of proteins encoded by wound-induced plant genes. Biochemistry. 31(37). 8767–8770. 70 indexed citations

14.

Andersen, Kim, Svend Ludvigsen, Susanne Mandrup, Jens Knudsen, & Flemming M. Poulsen. (1991). The secondary structure in solution of acyl-coenzyme A binding protein from bovine liver using proton nuclear magnetic resonance spectroscopy. Biochemistry. 30(44). 10654–10663. 27 indexed citations

15.

Bycroft, Mark, Svend Ludvigsen, Alan R. Fersht, & Flemming M. Poulsen. (1991). Determination of the three-dimensional solution structure of barnase using nuclear magnetic resonance spectroscopy. Biochemistry. 30(35). 8697–8701. 111 indexed citations

16.

Ludvigsen, Svend, Kim Andersen, & Flemming M. Poulsen. (1991). Accurate measurements of coupling constants from two-dimensional nuclear magnetic resonance spectra of proteins and determination of φ-angles. Journal of Molecular Biology. 217(4). 731–736. 145 indexed citations

17.

Ludvigsen, Svend, et al.. (1991). Refinement of the three-dimensional solution structure of barley serine proteinase inhibitor 2 and comparison with the structures in crystals. Journal of Molecular Biology. 222(3). 621–635. 65 indexed citations

18.

Ludvigsen, Svend, et al.. (1990). Application of symmetry projection operators to measurements of coupling constants in 2D NMR spectra of proteins. Journal of Magnetic Resonance (1969). 90(2). 346–354. 5 indexed citations

19.

Kjær, Michael, et al.. (1987). Sequence specific assignment of the proton nuclear magnetic resonance spectrum of barley serine proteinase inhibitor 2. Carlsberg Research Communications. 52(5). 327–354. 24 indexed citations

20.

Ludvigsen, Svend, et al.. (1986). Study of atomic excitations in sputtering with the use of composite targets. Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms. 13(1-3). 388–392. 4 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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