Stefan Michael Geiger

5.5k total citations · 1 hit paper
85 papers, 4.1k citations indexed

About

Stefan Michael Geiger is a scholar working on Parasitology, Ecology and Small Animals. According to data from OpenAlex, Stefan Michael Geiger has authored 85 papers receiving a total of 4.1k indexed citations (citations by other indexed papers that have themselves been cited), including 60 papers in Parasitology, 42 papers in Ecology and 20 papers in Small Animals. Recurrent topics in Stefan Michael Geiger's work include Parasites and Host Interactions (57 papers), Parasite Biology and Host Interactions (40 papers) and Helminth infection and control (20 papers). Stefan Michael Geiger is often cited by papers focused on Parasites and Host Interactions (57 papers), Parasite Biology and Host Interactions (40 papers) and Helminth infection and control (20 papers). Stefan Michael Geiger collaborates with scholars based in Brazil, United States and Germany. Stefan Michael Geiger's co-authors include Jeffrey M. Bethony, Peter J. Hotez, Simon Brooker, David Diemert, Marco Albonico, Alex Loukas, Rodrigo Corrêa‐Oliveira, Peter T. Soboslay, Fiona Fleming and Simon J. Brooker and has published in prestigious journals such as The Lancet, SHILAP Revista de lepidopterología and PLoS ONE.

In The Last Decade

Stefan Michael Geiger

79 papers receiving 3.9k 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.

Soil-transmitted helminth infections: ascariasis, trichuriasis, and hookworm

2006 1.8k citations Jeffrey M. Bethony, Stefan Michael Geiger et al. profile →

Peers

Countries citing papers authored by Stefan Michael Geiger

Since Specialization

Citations

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

Fields of papers citing papers by Stefan Michael Geiger

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Stefan Michael Geiger. 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 Stefan Michael Geiger. The network helps show where Stefan Michael Geiger may publish in the future.

Co-authorship network of co-authors of Stefan Michael Geiger

This figure shows the co-authorship network connecting the top 25 collaborators of Stefan Michael Geiger. A scholar is included among the top collaborators of Stefan Michael Geiger 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 Stefan Michael Geiger. Stefan Michael Geiger 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	Mapping risk factors and spatial clusters of schistosomiasis mansoni in rural communities from Brazil: three cross-sectional studies between 2014 and 2022 2025 ·Parasitology International ·(unknown), (unknown), (unknown), (unknown), (unknown), Silvana Carvalho Thiengo, Ricardo Toshio Fujiwara, Deborah Aparecida Negrão‐Corrêa, Stefan Michael Geiger	0
2	Evaluation of isotype-based serology for diagnosis of Schistosoma mansoni infection in individuals living in endemic areas with low parasite burden 2023 ·Acta Tropica ·(unknown), (unknown), (unknown), (unknown), Carlos Graeff-Teixeira, Paulo Marcos Zech Coelho, Mariângela Carneiro, Stefan Michael Geiger, Deborah Aparecida Negrão‐Corrêa	1
3	A new cryptic species of Echinostoma (Trematoda: Echinostomatidae) closely related to Echinostoma paraensei found in Brazil 2023 ·Parasitology ·(unknown), Philippe V. Alves, (unknown), (unknown), (unknown), Stefan Michael Geiger, Hudson Alves Pinto	6
4	Accuracy Study of Kato-Katz and Helmintex Methods for Diagnosis of Schistosomiasis Mansoni in a Moderate Endemicity Area in Sergipe, Northeastern Brazil 2023 ·Diagnostics ·(unknown), (unknown), (unknown), (unknown), Deborah Aparecida Negrão‐Corrêa, Stefan Michael Geiger, José Rodrigo Santos Silva, Sona Jain, Luciana Maria de Oliveira, Ricardo Toshio Fujiwara, Carlos Graeff-Teixeira, Silvio Santana Dolabella	11
5	Estado nutricional e segurança alimentar de famílias em vulnerabilidade social no município de Contagem, Minas Gerais, 2014 2023 ·SHILAP Revista de lepidopterología ·(unknown), (unknown), (unknown), (unknown), Joseph Fabiano Guimarães Santos, Raphael Tobias de Vasconcelos Barros, Stefan Michael Geiger, Maria Aparecida Gomes	1
6	Schistosoma and Leishmania: An Untold Story of Coinfection 2023 ·Tropical Medicine and Infectious Disease ·(unknown), (unknown), Stefan Michael Geiger, Maria Norma Melo, Deborah Aparecida Negrão‐Corrêa	3
7	Prevalence of enteroparasitic infections and related hormonal and immunological repercussions that may compromise students’ physical performance 2020 ·Tropical biomedicine ·(unknown), Adenilda Cristina Honório‐França, Stefan Michael Geiger, Margarida Guedes, Danny Laura Gomes Fagundes, Ana María Müller de Magalhães, Maria Aparecida Gomes, Eduardo Luzía França	0
8	Concordance of the point-of-care circulating cathodic antigen test for the diagnosis of intestinal schistosomiasis in a low endemicity area 2019 ·Infectious Diseases of Poverty ·(unknown), (unknown), (unknown), (unknown), (unknown), (unknown), Stefan Michael Geiger, Martin Johannes Enk	16
9	Discrepancy between batches and impact on the sensitivity of point-of-care circulating cathodic antigen tests for Schistosoma mansoni infection 2019 ·Acta Tropica ·Agostinho Gonçalves Viana, Pedro Henrique Gazzinelli-Guimarães, (unknown), (unknown), (unknown), Fernando Schemelzer de Moraes Bezerra, Lilian Lacerda Bueno, Silvio Santana Dolabella, Stefan Michael Geiger, Anna E. Phillips, Ricardo Toshio Fujiwara	19
10	Evaluation of diagnostic methods for the detection of intestinal schistosomiasis in endemic areas with low parasite loads: Saline gradient, Helmintex, Kato-Katz and rapid urine test 2018 ·PLoS neglected tropical diseases ·(unknown), (unknown), (unknown), (unknown), (unknown), (unknown), Áureo Almeida de Oliveira, Fernando Sérgio Barbosa, (unknown), Maria Aparecida Gomes, Carlos Graeff-Teixeira, Martin Johannes Enk, Paulo Marcos Zech Coelho, Mariângela Carneiro, Deborah Aparecida Negrão‐Corrêa, Stefan Michael Geiger	58
11	FC-TRIPLEX Chagas/Leish IgG1: A Multiplexed Flow Cytometry Method for Differential Serological Diagnosis of Chagas Disease and Leishmaniasis 2015 ·PLoS ONE ·Andréa Teixeira‐Carvalho, (unknown), Stefan Michael Geiger, (unknown), Fernanda Fortes de Araújo, Danielle Marquete Vitelli-Avelar, Mariléia Cháves Andrade, Márcio Sobreira Silva Araújo, Elenice Moreira Lemos, Anna Proietti, Éster Cerdeira Sabino, (unknown), (unknown), Ana Carolina Campi‐Azevedo, Silvana Maria Elói-Santos, Olindo Assis Martins-Filho	33
12	Early stage-specific immune responses in primary experimental human hookworm infection 2008 ·Microbes and Infection ·Stefan Michael Geiger, Ricardo Toshio Fujiwara, Helton C. Santiago, Rodrigo Corrêa‐Oliveira, Jeffrey M. Bethony	26
13	Immuno-epidemiology of Schistosoma mansoni infections in endemic populations co-infected with soil-transmitted helminths: Present knowledge, challenges, and the need for further studies 2008 ·Acta Tropica ·Stefan Michael Geiger	20
14	Experimental infection and detection of Aphanomyces invadans in European catfish, rainbow trout and European eel 2008 ·Diseases of Aquatic Organisms ·Birgit Oidtmann, (unknown), Stefan Michael Geiger, RW Hoffmann	29
15	Stage‐specific immune responses in human Necator americanus infection 2007 ·Parasite Immunology ·Stefan Michael Geiger, Iramaya Rodrigues Caldas, (unknown), Ana Carolina Campi‐Azevedo, Luciana Maria de Oliveira, S Brooker, David Diemert, Rodrigo Corrêa‐Oliveira, Jeffrey M. Bethony	55
16	Detection of Aphanomyces astaci in North American crayfish by polymerase chain reaction 2006 ·Diseases of Aquatic Organisms ·Birgit Oidtmann, Stefan Michael Geiger, Philipp Steinbauer, (unknown), RW Hoffmann	102
17	Contrasting patterns in the small-scale heterogeneity of human helminth infections in urban and rural environments in Brazil 2006 ·International Journal for Parasitology ·Simon J. Brooker, Neâl Alexander, Stefan Michael Geiger, Rana Moyeed, Julian Stander, Fiona Fleming, Peter J. Hotez, Rodrigo Corrêa‐Oliveira, Jeffrey M. Bethony	94
18	Regulatory effects of IL‐12 and IL‐18 on Onchocerca volvulus‐ and Entamoeba histolytica‐specific cellular reactivity and cytokine profiles 2003 ·Parasite Immunology ·Alexander W. Pfaff, (unknown), W. H. Hoffmann, M. Banla, H. Schulz‐Key, Stefan Michael Geiger, Peter T. Soboslay	1
19	Cellular responses and cytokine profiles in Ascaris lumbricoides and Trichuris trichiura infected patients 2002 ·Parasite Immunology ·Stefan Michael Geiger, Crístiano Lara Massara, Jeffrey M. Bethony, Peter T. Soboslay, Omar S Carvalho, Rodrigo Corrêa‐Oliveira	79
20	Experimental Angiostrongylus costaricensis infection in mice: immunoglobulin isotype responses and parasite-specific antigen recognition after primary low-dose infection 1999 ·Parasitology Research ·Stefan Michael Geiger, Carlos Graeff-Teixeira, Peter T. Soboslay, H. Schulz‐Key	18

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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