Richard Sparla

1.2k total citations · 1 hit paper
21 papers, 925 citations indexed

About

Richard Sparla is a scholar working on Hematology, Genetics and Nutrition and Dietetics. According to data from OpenAlex, Richard Sparla has authored 21 papers receiving a total of 925 indexed citations (citations by other indexed papers that have themselves been cited), including 13 papers in Hematology, 10 papers in Genetics and 7 papers in Nutrition and Dietetics. Recurrent topics in Richard Sparla's work include Iron Metabolism and Disorders (12 papers), Hemoglobinopathies and Related Disorders (10 papers) and Trace Elements in Health (6 papers). Richard Sparla is often cited by papers focused on Iron Metabolism and Disorders (12 papers), Hemoglobinopathies and Related Disorders (10 papers) and Trace Elements in Health (6 papers). Richard Sparla collaborates with scholars based in Germany, United States and Portugal. Richard Sparla's co-authors include Martina U. Muckenthaler, Robert Ehehalt, Joachim Füllekrug, Matthias W. Hentze, Wolfgang Stremmel, Hasan Kulaksiz, Sandro Altamura, Francesca Vinchi, Elsa Anes and Thomas Giese and has published in prestigious journals such as Journal of Biological Chemistry, Journal of Clinical Investigation and Blood.

In The Last Decade

Richard Sparla

19 papers receiving 918 citations

Hit 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.

Atherosclerosis is aggravated by iron overload and ameliorated by dietary and pharmacological iron restriction

2019 226 citations Francesca Vinchi, Graça Porto et al. European Heart Journal profile →

Peers

Richard Sparla

HEMAT

GENET

Mark Warnock United States

Shailaja Hegde United States

Carmela Fiorito Italy

Sumeet Solanki United States

Ihtzaz Ahmed Malik Germany

Dawei Cai China

Antonio Tugores Spain

Sadeesh K. Ramakrishnan United States

Abas H. Laftah United Kingdom

Andrea Herrero-Cervera Spain

Mark Warnock United States

Richard Sparla

323 ×0.8

194 ×0.8

205 ×0.9

HEMAT

151 ×1.0

GENET

216 ×1.5

Citations per year, relative to Richard Sparla Richard Sparla (= 1×) peers Mark Warnock

Countries citing papers authored by Richard Sparla

Since Specialization

Citations

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

Fields of papers citing papers by Richard Sparla

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Richard Sparla

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

Colucci, Silvia, Sandro Altamura, Richard Sparla, et al.. (2025). Hepatocyte Toll‐like receptors contribute to the hepcidin inflammatory response to pathogens and pathogen‐derived ligands. HemaSphere. 9(4). e70096–e70096.

Marques, Oriana, Natalie K. Horvat, Silvia Colucci, et al.. (2024). Inflammation-Driven NFκB Signaling Represses Ferroportin Transcription in Macrophages Via HDAC 1 and 3. Blood. 144(Supplement 1). 9–9. 1 indexed citations

Horvat, Natalie K., Oriana Marques, Tobias Bauer, et al.. (2024). Superparamagnetic Iron Oxide Nanoparticles Reprogram the Tumor Microenvironment and Reduce Lung Cancer Regrowth after Crizotinib Treatment. ACS Nano. 18(17). 11025–11041. 26 indexed citations

Marques, Oriana, Natalie K. Horvat, Silvia Colucci, et al.. (2024). Inflammation-driven NF-κB signaling represses ferroportin transcription in macrophages via HDAC1 and HDAC3. Blood. 145(8). 866–880. 6 indexed citations

Grünig, Ekkehard, Nicola Benjamin, Hans‐Jürgen Seyfarth, et al.. (2023). Is iron deficiency caused by BMPR2 mutations or dysfunction in pulmonary arterial hypertension patients?. Pulmonary Circulation. 13(2). e12242–e12242. 4 indexed citations

Vinchi, Francesca, Richard Sparla, Sara Passos, et al.. (2021). Vasculo‐toxic and pro‐inflammatory action of unbound haemoglobin, haem and iron in transfusion‐dependent patients with haemolytic anaemias. British Journal of Haematology. 193(3). 637–658. 32 indexed citations

Nairz, Manfred, Christoph Metzendorf, Anna‐Maria Mitterstiller, et al.. (2020). Cell-specific expression of <i>Hfe</i> determines the outcome of <i>Salmonella enterica</i> serovar Typhimurium infection in mice. Haematologica. 106(12). 3149–3161. 9 indexed citations

Vinchi, Francesca, Graça Porto, Sandro Altamura, et al.. (2019). Atherosclerosis is aggravated by iron overload and ameliorated by dietary and pharmacological iron restriction. European Heart Journal. 41(28). 2681–2695. 226 indexed citations breakdown →

Vinchi, Francesca, Richard Sparla, Sara Passos, et al.. (2018). Transfusion-Induced Impairment of Macrophage Responses Is Partially Restored By the Iron Chelator Deferasirox. Blood. 132(Supplement 1). 3625–3625. 2 indexed citations

10.

Metzendorf, Christoph, Anja Zeigerer, Sarah Seifert, et al.. (2017). Acute loss of the hepatic endo-lysosomal system in vivo causes compensatory changes in iron homeostasis. Scientific Reports. 7(1). 4023–4023. 3 indexed citations

11.

Enculescu, Monica, Christoph Metzendorf, Richard Sparla, et al.. (2017). Modelling Systemic Iron Regulation during Dietary Iron Overload and Acute Inflammation: Role of Hepcidin-Independent Mechanisms. PLoS Computational Biology. 13(1). e1005322–e1005322. 36 indexed citations

12.

Vinchi, Francesca, Richard Sparla, Sandro Altamura, et al.. (2017). Low-iron diet and chelation therapy rescue severe atherosclerosis associated with high circulating iron levels. Atherosclerosis. 263. e15–e16.

13.

Vinchi, Francesca, Gregory M. Vercellotti, John D. Belcher, et al.. (2017). Elevated systemic heme and iron levels as risk factor for vascular dysfunction and atherosclerosis: Evidence from a beta-thalassemia cohort study. Atherosclerosis. 263. e107–e108. 2 indexed citations

14.

Vinchi, Francesca, Sandro Altamura, Sebastian Spaich, et al.. (2016). Low-Iron Diet and Chelation Therapy Rescue Severe Atherosclerosis Associated with High Circulating Iron Levels. Blood. 128(22). 199–199. 3 indexed citations

15.

Spasić, Maja Vujić, Richard Sparla, Katarzyna Mleczko‐Sanecka, et al.. (2012). Smad6 and Smad7 are co-regulated with hepcidin in mouse models of iron overload. Biochimica et Biophysica Acta (BBA) - Molecular Basis of Disease. 1832(1). 76–84. 31 indexed citations

16.

Castoldi, M., Maja Vujić Spasić, Sandro Altamura, et al.. (2011). The liver-specific microRNA miR-122 controls systemic iron homeostasis in mice. Journal of Clinical Investigation. 121(4). 1386–1396. 209 indexed citations

17.

Ehehalt, Robert, Richard Sparla, Hasan Kulaksiz, et al.. (2008). Uptake of long chain fatty acids is regulated by dynamic interaction of FAT/CD36 with cholesterol/sphingolipid enriched microdomains (lipid rafts). BMC Cell Biology. 9(1). 45–45. 71 indexed citations

18.

Ehehalt, Robert, Markus Krautter, M. Zorn, et al.. (2008). Increased basolateral sorting of carcinoembryonic antigen in a polarized colon carcinoma cell line after cholesterol depletion-Implications for treatment of inflammatory bowel disease. World Journal of Gastroenterology. 14(10). 1528–1528. 13 indexed citations

19.

Treede, Irina, Annika Braun, Richard Sparla, et al.. (2007). Anti-inflammatory Effects of Phosphatidylcholine. Journal of Biological Chemistry. 282(37). 27155–27164. 246 indexed citations

20.

Treede, Irina, Annika Braun, Mark Kühnel, et al.. (2007). Anti-inflammatory effects of phosphatidylcholine in intestinal epithelial cells treated with TNF-a. 2007(Spring). 1 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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