Christoph Kalka

16.7k total citations · 6 hit papers
65 papers, 13.4k citations indexed

About

Christoph Kalka is a scholar working on Molecular Biology, Surgery and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Christoph Kalka has authored 65 papers receiving a total of 13.4k indexed citations (citations by other indexed papers that have themselves been cited), including 31 papers in Molecular Biology, 19 papers in Surgery and 12 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Christoph Kalka's work include Angiogenesis and VEGF in Cancer (30 papers), Congenital heart defects research (11 papers) and Venous Thromboembolism Diagnosis and Management (10 papers). Christoph Kalka is often cited by papers focused on Angiogenesis and VEGF in Cancer (30 papers), Congenital heart defects research (11 papers) and Venous Thromboembolism Diagnosis and Management (10 papers). Christoph Kalka collaborates with scholars based in Switzerland, Germany and United States. Christoph Kalka's co-authors include Takayuki Asahara, Haruchika Masuda, Marcy Silver, Jeffrey M. Isner, Tomono Takahashi, Meredith Magner, Marianne Kearney, Donghui Chen, Christopher J. Pastore and Hideki Iwaguro and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Circulation and Journal of Clinical Investigation.

In The Last Decade

Christoph Kalka

65 papers receiving 13.2k citations

Hit Papers

5 papers align trajectories

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.

Bone Marrow Origin of Endothelial Progenitor Cells Responsible for Postnatal Vasculogenesis in Physiological and Pathological Neovascularization

1999 2.6k citations Takayuki Asahara, Haruchika Masuda et al. Circulation Research profile →
Ischemia- and cytokine-induced mobilization of bone marrow-derived endothelial progenitor cells for neovascularization

1999 1.9k citations Tomono Takahashi, Christoph Kalka et al. profile →
Transplantation ofex vivoexpanded endothelial progenitor cells for therapeutic neovascularization

2000 1.5k citations Christoph Kalka, Haruchika Masuda et al. Proceedings of the National Academy of Sciences profile →
VEGF contributes to postnatal neovascularization by mobilizing bone marrow-derived endothelial progenitor cells

1999 1.5k citations Takayuki Asahara, Tomono Takahashi et al. profile →
Human Endothelial Progenitor Cells From Type II Diabetics Exhibit Impaired Proliferation, Adhesion, and Incorporation Into Vascular Structures

2002 1.2k citations Oren M. Tepper, Christoph Kalka et al. profile →
Nitric oxide synthase modulates angiogenesis in response to tissue ischemia.

1998 1.0k citations Toyoaki Murohara, Takayuki Asahara et al. Journal of Clinical Investigation profile →

Peers

Countries citing papers authored by Christoph Kalka

Since Specialization

Citations

This map shows the geographic impact of Christoph Kalka'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 Christoph Kalka with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Christoph Kalka more than expected).

Fields of papers citing papers by Christoph Kalka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Christoph Kalka. 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 Christoph Kalka. The network helps show where Christoph Kalka may publish in the future.

Co-authorship network of co-authors of Christoph Kalka

This figure shows the co-authorship network connecting the top 25 collaborators of Christoph Kalka. A scholar is included among the top collaborators of Christoph Kalka 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 Christoph Kalka. Christoph Kalka is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	New recommendations on cerebral venous and dural sinus thrombosis from the German consensus-based (S2k) guideline 2024 ·SHILAP Revista de lepidopterología ·Christian Weimar, Jan Beyer‐Westendorf, (unknown), Gabriele Hahn, Susan Halimeh, Susanne Holzhauer, Christoph Kalka, Michael Knoflach, (unknown), Florian Masuhr, (unknown), Ulrike Nowak‐Göttl, (unknown), Marc Schlamann, Birgit Linnemann	3
2	Venous Leak Embolization Results in Clinical Improvement of Patients with Mixed Arterio-Venous Erectile Dysfunction Not Responding to Arterial Revascularization Alone 2024 ·CardioVascular and Interventional Radiology ·Nicolas Diehm, (unknown), Christoph Kalka, (unknown), (unknown), Martin Schumacher, (unknown), Dai-Do Do, Hanno Hoppe	2
3	Erectile dysfunction: role of computed tomography cavernosography in the diagnosis and treatment planning of venous leak 2023 ·CVIR Endovascular ·Hanno Hoppe, (unknown), Martin Schumacher, (unknown), Michael Glenck, Christoph Kalka, Torsten Willenberg, Sebastian Sixt, Dominik Müller, Andreas Gutzeit, Andreas Christe, (unknown), Nicolas Diehm	6
4	Long-Term Outcomes of Drug-Eluting Stent Implantation for Patients With Atherosclerotic Erectile Dysfunction not Responding to PDE-5-Inhibitors 2023 ·Journal of Endovascular Therapy ·(unknown), (unknown), Hanno Hoppe, Martin Schumacher, (unknown), Markus Béchir, Christoph Kalka, (unknown), Nicolas Diehm	4
5	Incidental findings during computed tomographic angiography diagnostic work-up in patients with arteriogenic erectile dysfunction 2019 ·Swiss Medical Weekly ·(unknown), (unknown), Martin Schumacher, Markus Béchir, (unknown), (unknown), (unknown), Curt Diehm, Christoph Kalka, Nicolas Diehm	8
6	Paracrine factors secreted by endothelial progenitor cells prevent oxidative stress-induced apoptosis of mature endothelial cells 2010 ·Atherosclerosis ·Zijiang Yang, Moritz Wyler von Ballmoos, (unknown), (unknown), Jana Ortmann, Nicolas Diehm, Wiltrud M. Kalka-Moll, Iris Baumgärtner, Stefano Di Santo, Christoph Kalka	123
7	Endothelial Progenitor Cells Induce a Phenotype Shift in Differentiated Endothelial Cells towards PDGF/PDGFRβ Axis-Mediated Angiogenesis 2010 ·PLoS ONE ·Moritz Wyler von Ballmoos, Zijiang Yang, (unknown), Iris Baumgärtner, Christoph Kalka, Stefano Di Santo	37
8	Lack of extended venous thromboembolism prophylaxis in high-risk patients undergoing major orthopaedic or major cancer surgery 2009 ·Thrombosis and Haemostasis ·Klaus A. Siebenrock, U Metzger, (unknown), (unknown), (unknown), (unknown), E. Mouhsine, Emanuel Gautier, Christoph Kalka, David Spirk, Nils Kucher	34
9	In vitro generation of murine myeloid dendritic cells from CD34‐positive precursors 2009 ·Cell Biology International ·(unknown), (unknown), Mario Fabri, (unknown), (unknown), (unknown), (unknown), Christoph Kalka, Wiltrud M. Kalka-Moll	1
10	Oxidized low density lipoprotein impairs endothelial progenitor cell function by downregulation of E-selectin and integrin αvβ5 2008 ·Biochemical and Biophysical Research Communications ·Stefano Di Santo, Nicolas Diehm, Jana Ortmann, (unknown), Zijiang Yang, (unknown), Iris Baumgärtner, Christoph Kalka	26
11	Aortic neck dilatation after endovascular abdominal aortic aneurysm repair: A word of caution 2008 ·Journal of Vascular Surgery ·Nicolas Diehm, Florian Dick, Barry T. Katzen, Juerg Schmidli, Christoph Kalka, Iris Baumgärtner	45
12	Stenting of Common Iliac Vein Obstructions Combined with Regional Thrombolysis and Thrombectomy in Acute Deep Vein Thrombosis 2007 ·European Journal of Vascular and Endovascular Surgery ·Marc Husmann, Georg Heller, Christoph Kalka, H. Savolainen, T. Dung, Jürg Schmidli, Iris Baumgärtner	47
13	Novel Insight Into the Pathobiology of Abdominal Aortic Aneurysm and Potential Future Treatment Concepts 2007 ·Progress in Cardiovascular Diseases ·Nicolas Diehm, Florian Dick, Thomas Schaffner, Juerg Schmidli, Christoph Kalka, Stefano Di Santo, (unknown), Iris Baumgärtner	39
14	Paget‐Schroëtter syndrome: What to do? 2003 ·Catheterization and Cardiovascular Interventions ·Marie‐Antoinette Sevestre, Christoph Kalka, (unknown), (unknown), Robert M. Schainfeld	10
15	Stromal Cell-Derived Factor-1 Effects on Ex Vivo Expanded Endothelial Progenitor Cell Recruitment for lschemic Neovascularization 2002 ·Japanese Circulation Journal-english Edition ·Jun‐ichi Yamaguchi, Atsuhiko Kawamoto, Satoshi Murasawa, Christoph Kalka, (unknown), Takayuki Asahara, Haruchika Masuda	28
16	Determination of bone marrow–derived endothelial progenitor cell significance in angiogenic growth factor–induced neovascularization in vivo 2002 ·Experimental Hematology ·Toshinori Murayama, Oren M. Tepper, Marcy Silver, Hong Ma, Douglas W. Losordo, J M Isner, Takayuki Asahara, Christoph Kalka	217
17	Transplantation ofex vivoexpanded endothelial progenitor cells for therapeutic neovascularization breakdown → 2000 ·Proceedings of the National Academy of Sciences ·Christoph Kalka, Haruchika Masuda, Tomono Takahashi, Wiltrud M. Kalka-Moll, Marcy Silver, Marianne Kearney, Tong Li, Jeffrey M. Isner, Takayuki Asahara	1549
18	Bone Marrow Origin of Endothelial Progenitor Cells Responsible for Postnatal Vasculogenesis in Physiological and Pathological Neovascularization breakdown → 1999 ·Circulation Research ·Takayuki Asahara, Haruchika Masuda, Tomono Takahashi, Christoph Kalka, Christopher J. Pastore, Marcy Silver, (unknown), Meredith Magner, Jeffrey M. Isner	2596
19	Vaskulärer endothelialer Wachstumsfaktor (VEGF): Therapeutische Angiogenese und Vaskulogenese in der Behandlung kardiovaskulärer Erkrankungen 1999 ·Medizinische Klinik ·Christoph Kalka, Tomono Takahashi, (unknown), Takayuki Asahara, Jeffrey M. Isner	12
20	Nitric oxide synthase modulates angiogenesis in response to tissue ischemia. breakdown → 1998 ·Journal of Clinical Investigation ·Toyoaki Murohara, Takayuki Asahara, David M. Silver, Christophe Bauters, Haruchika Masuda, Christoph Kalka, Marianne Kearney, (unknown), J F Symes, Mark C. Fishman, Paul L. Huang, Jeffrey M. Isner	1029

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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