Alf Hamann

20.0k total citations · 8 hit papers
153 papers, 15.6k citations indexed

About

Alf Hamann is a scholar working on Immunology, Immunology and Allergy and Radiology, Nuclear Medicine and Imaging. According to data from OpenAlex, Alf Hamann has authored 153 papers receiving a total of 15.6k indexed citations (citations by other indexed papers that have themselves been cited), including 119 papers in Immunology, 43 papers in Immunology and Allergy and 25 papers in Radiology, Nuclear Medicine and Imaging. Recurrent topics in Alf Hamann's work include T-cell and B-cell Immunology (86 papers), Immune Cell Function and Interaction (72 papers) and Immunotherapy and Immune Responses (67 papers). Alf Hamann is often cited by papers focused on T-cell and B-cell Immunology (86 papers), Immune Cell Function and Interaction (72 papers) and Immunotherapy and Immune Responses (67 papers). Alf Hamann collaborates with scholars based in Germany, United States and France. Alf Hamann's co-authors include Jochen Huehn, Julia K. Polansky, Eugene C. Butcher, Bernhard Holzmann, David P. Andrew, Stefan Floess, Jens T. Siveke, Dorothee Jablonski‐Westrich, Jennifer Freyer and Sven Olek and has published in prestigious journals such as Nature, Cell and Proceedings of the National Academy of Sciences.

In The Last Decade

Alf Hamann

151 papers receiving 15.3k 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.

α4β7 integrin mediates lymphocyte binding to the mucosal vascular addressin MAdCAM-1

1993 1.2k citations Alf Hamann, Eugene C. Butcher et al. profile →
Epigenetic Control of the foxp3 Locus in Regulatory T Cells

2007 979 citations Stefan Floess, Christiane Siewert et al. profile →
Selective depletion of Foxp3+ regulatory T cells induces a scurfy-like disease

2007 722 citations Christoph Loddenkemper, Alf Hamann et al. The Journal of Experimental Medicine profile →
P- and E-selectin mediate recruitment of T-helper-1 but not T-helper-2 cells into inflamed tissues

1997 637 citations Dietmar Vestweber, Eric Borges et al. profile →
DNA methylation controls Foxp3 gene expression

2008 615 citations Stefan Floess, Alf Hamann et al. European Journal of Immunology profile →
DNA demethylation in the human FOXP3 locus discriminates regulatory T cells from activated FOXP3⁺ conventional T cells

2007 548 citations Stefan Floess, Alf Hamann et al. European Journal of Immunology profile →
Role of alpha 4-integrins in lymphocyte homing to mucosal tissues in vivo.

1994 534 citations Alf Hamann, Dorothee Jablonski‐Westrich et al. The Journal of Immunology profile →
Developmental Stage, Phenotype, and Migration Distinguish Naive- and Effector/Memory-like CD4+ Regulatory T Cells

2004 520 citations Jochen Huehn, Kerstin Siegmund et al. The Journal of Experimental Medicine profile →

Peers

Countries citing papers authored by Alf Hamann

Since Specialization

Citations

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

Fields of papers citing papers by Alf Hamann

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Alf Hamann

This figure shows the co-authorship network connecting the top 25 collaborators of Alf Hamann. A scholar is included among the top collaborators of Alf Hamann 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 Alf Hamann. Alf Hamann 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

#	Work	Indexed citations
1	Prevention of EAE by tolerogenic vaccination with PEGylated antigenic peptides 2021 ·Therapeutic Advances in Chronic Disease ·(unknown), (unknown), Uta Lauer, (unknown), Pawel Durek, (unknown), (unknown), M. Kröger, (unknown), Frank Leenders, Ute Hoffmann, Alf Hamann	3
2	IL-10+ Innate-like B Cells Are Part of the Skin Immune System and Require α4β1 Integrin To Migrate between the Peritoneum and Inflamed Skin 2016 ·The Journal of Immunology ·(unknown), Daniela Gómez, (unknown), Gordon Ruthel, Alf Hamann, Gudrun F. Debes	54
3	Foxp3+ T cells expressing RORγt represent a stable regulatory T-cell effector lineage with enhanced suppressive capacity during intestinal inflammation 2015 ·Mucosal Immunology ·Bi-Huei Yang, Stefanie Hagemann, Panagiota Mamareli, Uta Lauer, Uwe Reuter, Michael Beckstette, Lisa Föhse, Immo Prinz, Joern Pezoldt, Sebastian Suerbaum, Tim Sparwasser, Alf Hamann, Stefan Floess, Jochen Huehn, Matthias Lochner	322
4	Retinoic acid‐induced gut tropism improves the protective capacity of Treg in acute but not in chronic gut inflammation 2010 ·European Journal of Immunology ·Astrid Menning, Christoph Loddenkemper, Astrid M. Westendorf, (unknown), Jan Buer, Christiane Siewert, Alf Hamann, Jochen Huehn	33
5	A Helminth Immunomodulator Reduces Allergic and Inflammatory Responses by Induction of IL-10-Producing Macrophages 2008 ·The Journal of Immunology ·Corinna Schnoeller, Sebastian Rausch, Smitha Pillai, A. Avagyan, Bianca M. Wittig, Christoph Loddenkemper, Alf Hamann, Eckard Hamelmann, Richard Lucius, Susanne Hartmann	186
6	Self-Limitation of Th1-Mediated Inflammation by IFN-γ 2006 ·The Journal of Immunology ·Markus Feuerer, Katharina Eulenburg, Christoph Loddenkemper, Alf Hamann, Jochen Huehn	72
7	Chemotactic Responses of IL-4-, IL-10-, and IFN-γ-Producing CD4+ T Cells Depend on Tissue Origin and Microbial Stimulus 2006 ·The Journal of Immunology ·Gudrun F. Debes, Martin E. Dahl, Azita J. Mahiny, Kerstin Bonhagen, Daniel Campbell, Kerstin Siegmund, Klaus J. Erb, David B. Lewis, Thomas Kamradt, Alf Hamann	31
8	Microenvironment-Dependent Requirement of STAT4 for the Induction of P-Selectin Ligands and Effector Cytokines on CD4+ T Cells in Healthy and Parasite-Infected Mice 2006 ·The Journal of Immunology ·Uta Syrbe, Ute Hoffmann, (unknown), Oliver Liesenfeld, Klaus J. Erb, Alf Hamann	12
9	Migration matters: regulatory T-cell compartmentalization determines suppressive activity in vivo 2005 ·Blood ·Kerstin Siegmund, Markus Feuerer, Christiane Siewert, Saeed Ghani, (unknown), Anja Dankof, Veit Krenn, Michael P. Schön, Alexander Scheffold, John B. Lowe, Alf Hamann, Uta Syrbe, Jochen Huehn	213
10	Expression of the sodium iodide symporter in differentiated thyroid cancer: clinical evidence. 2005 ·PubMed ·(unknown), L. Füzesi, Joachim Struck, U. Siefker, Alf Hamann, C. Sahlmann, M. Hüfner, J. Meller	5
11	The composition of intrahepatic lymphocytes: shaped by selective recruitment? 2004 ·Trends in Immunology ·Katja Klugewitz, David Adams, Masashi Emoto, Katharina Eulenburg, Alf Hamann	64
12	Increased Resistance of LFA-1-Deficient Mice to Lipopolysaccharide-Induced Shock/Liver Injury in the Presence of TNF-α and IL-12 Is Mediated by IL-10: A Novel Role for LFA-1 in the Regulation of the Proinflammatory and Anti-Inflammatory Cytokine Balance 2003 ·The Journal of Immunology ·Masashi Emoto, Yoshiko Emoto, Volker Brinkmann, Mamiko Miyamoto, Izumi Yoshizawa, (unknown), Nico van Rooijen, Alf Hamann, Stefan H. E. Kaufmann	22
13	Overlapping and Selective Roles of Endothelial Intercellular Adhesion Molecule-1 (ICAM-1) and ICAM-2 in Lymphocyte Trafficking 2003 ·The Journal of Immunology ·Joachim Lehmann, Dorothee Jablonski‐Westrich, (unknown), (unknown), Timothy A. Springer, Alf Hamann	83
14	In Vivo Differentiated Cytokine-Producing CD4+ T Cells Express Functional CCR7 2002 ·The Journal of Immunology ·Gudrun F. Debes, Uta E. Höpken, Alf Hamann	65
15	T helper 1 and T helper 2 cells respond differentially to chemokines. 1998 ·PubMed ·Jens T. Siveke, Alf Hamann	270
16	P-Selectin Glycoprotein Ligand-1 (PSGL-1) on T Helper 1 but Not on T Helper 2 Cells Binds to P-Selectin and Supports Migration into Inflamed Skin 1997 ·The Journal of Experimental Medicine ·Eric Borges, W Tietz, Martin Steegmaier, Thomas Moll, Rupert Hallmann, Alf Hamann, Dietmar Vestweber	236
17	Migration of Activated Lymphocytes 1993 ·Current topics in microbiology and immunology ·Alf Hamann, (unknown)	22
18	Requirements for hyaluronic acid binding by CD44: a role for the cytoplasmic domain and activation by antibody. 1992 ·The Journal of Experimental Medicine ·Jayne Lesley, Qi He, Kensuke Miyake, Alf Hamann, Robert Hyman, P W Kincade	230
19	Regulation of lymphocyte homing. I. Alterations in homing receptor expression and organ-specific high endothelial venule binding of lymphocytes upon activation. 1988 ·The Journal of Immunology ·Alf Hamann, Dorothee Jablonski‐Westrich, (unknown), A. M. Duijvestijn, E C Butcher, H.‐G. Thiele	78
20	Evidence for an accessory role of LFA-1 in lymphocyte-high endothelium interaction during homing. 1988 ·The Journal of Immunology ·Alf Hamann, Dorothee Jablonski‐Westrich, A. M. Duijvestijn, Eugene C. Butcher, H. Baisch, Reiner Harder, H.‐G. Thiele	267

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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