Thaddeus K. Graczyk

9.6k total citations · 1 hit paper
177 papers, 7.0k citations indexed

About

Thaddeus K. Graczyk is a scholar working on Parasitology, Infectious Diseases and Ecology. According to data from OpenAlex, Thaddeus K. Graczyk has authored 177 papers receiving a total of 7.0k indexed citations (citations by other indexed papers that have themselves been cited), including 141 papers in Parasitology, 45 papers in Infectious Diseases and 33 papers in Ecology. Recurrent topics in Thaddeus K. Graczyk's work include Parasitic Infections and Diagnostics (107 papers), Parasite Biology and Host Interactions (26 papers) and Amoebic Infections and Treatments (23 papers). Thaddeus K. Graczyk is often cited by papers focused on Parasitic Infections and Diagnostics (107 papers), Parasite Biology and Host Interactions (26 papers) and Amoebic Infections and Treatments (23 papers). Thaddeus K. Graczyk collaborates with scholars based in United States, Poland and Ireland. Thaddeus K. Graczyk's co-authors include Michael R. Cranfield, Ronald Fayer, Leena Tamang, Jonathan A. Patz, Amy Y. Vittor, Bernard Fried, Ronald Knight, James M. Trout, M.R. Cranfield and Earl J. Lewis and has published in prestigious journals such as The Science of The Total Environment, Applied and Environmental Microbiology and Water Research.

In The Last Decade

Thaddeus K. Graczyk

176 papers receiving 6.7k citations

Hit Papers

Effects of environmental ... 2000 2026 2008 2017 2000 250 500 750
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.

  1. Effects of environmental change on emerging parasitic diseases
    2000 840 citations Thaddeus K. Graczyk et al. International Journal for Parasitology profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author Last Decade Papers Cites
Thaddeus K. Graczyk 4.5k 2.3k 1.3k 920 638 177 7.0k
Dwight D. Bowman 4.8k 1.1× 3.1k 1.3× 1.5k 1.1× 640 0.7× 550 0.9× 256 7.2k
Alexandre J. da Silva 3.5k 0.8× 1.8k 0.8× 601 0.4× 1.1k 1.2× 1.3k 2.0× 142 6.4k
Christian M. Leutenegger 1.8k 0.4× 3.0k 1.3× 748 0.6× 534 0.6× 261 0.4× 210 8.5k
Govinda S. Visvesvara 4.0k 0.9× 1.8k 0.8× 427 0.3× 1.2k 1.3× 397 0.6× 237 13.0k
R.C.A. Thompson 6.9k 1.5× 3.7k 1.6× 1.4k 1.1× 634 0.7× 143 0.2× 148 8.9k
F. van Knapen 2.1k 0.5× 1.5k 0.6× 690 0.5× 403 0.4× 249 0.4× 135 6.4k
H.V. Smith 8.0k 1.8× 4.8k 2.0× 507 0.4× 338 0.4× 161 0.3× 171 9.6k
Patricia A. Conrad 6.3k 1.4× 1.7k 0.7× 595 0.4× 1.0k 1.1× 280 0.4× 188 8.8k
Alan J. Lymbery 3.2k 0.7× 953 0.4× 2.7k 2.0× 540 0.6× 315 0.5× 236 6.8k
Lucy J. Robertson 4.6k 1.0× 2.8k 1.2× 802 0.6× 364 0.4× 90 0.1× 279 6.8k

Countries citing papers authored by Thaddeus K. Graczyk

Since Specialization
Citations

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

Fields of papers citing papers by Thaddeus K. Graczyk

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Thaddeus K. Graczyk. 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 Thaddeus K. Graczyk. The network helps show where Thaddeus K. Graczyk may publish in the future.

Co-authorship network of co-authors of Thaddeus K. Graczyk

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

All Works

20 of 20 papers shown
1.
Fried, Bernard & Thaddeus K. Graczyk. (2024). Advances in Trematode Biology. 1 indexed citations
2.
Khoury, Samar, Thaddeus K. Graczyk, Gilbert Burnham, & Lynn R. Goldman. (2016). Drinking water system trearment and contamination in Shatila Refugee Camp in Beirut, Lebanon. Eastern Mediterranean Health Journal. 22(8). 568–578. 8 indexed citations
3.
4.
Graczyk, Thaddeus K. & Bernard Fried. (2007). Human Waterborne Trematode and Protozoan Infections. Advances in Parasitology. 64. 111–160. 39 indexed citations
5.
Conn, David Bruce, et al.. (2007). Synanthropic Flies as Vectors of Cryptosporidium and Giardia among Livestock and Wildlife in a Multispecies Agricultural Complex. Vector-Borne and Zoonotic Diseases. 7(4). 643–652. 47 indexed citations
6.
Roberts, Jennifer D., Ellen K. Silbergeld, & Thaddeus K. Graczyk. (2007). A Probabilistic Risk Assessment of Cryptosporidium Exposure Among Baltimore Urban Anglers. Journal of Toxicology and Environmental Health. 70(18). 1568–1576. 22 indexed citations
7.
Bednarska, Małgorzata, Anna Bajer, E. Siński, et al.. (2006). Fluorescent in situ hybridization as a tool to retrospectively identify Cryptosporidium parvum and Giardia lamblia in samples from terrestrial mammalian wildlife. Parasitology Research. 100(3). 455–460. 40 indexed citations
8.
9.
Goldsmith, Michele L., et al.. (2004). Parasitic health of olive baboons in Bwindi Impenetrable National Park, Uganda. Veterinary Parasitology. 122(2). 165–170. 32 indexed citations
10.
Fried, Bernard & Thaddeus K. Graczyk. (2004). Recent Advances in the Biology of Echinostoma species in the “revolutum” Group. Advances in Parasitology. 58. 139–195. 45 indexed citations
11.
Fayer, Ronald, James M. Trout, Elfed Lewis, et al.. (2002). Temporal variability of Cryptosporidium in the Chesapeake Bay. Parasitology Research. 88(11). 998–1003. 56 indexed citations
12.
Graczyk, Thaddeus K., Alexandre J. da Silva, Iaci N. S. Moura, et al.. (2002). A single genotype of Encephalitozoon intestinalis infects free-ranging gorillas and people sharing their habitats in Uganda. Parasitology Research. 88(10). 926–931. 48 indexed citations
13.
Graczyk, Thaddeus K., et al.. (2001). Cryptosporidium parvum oocysts in zebra mussels ( Dreissena polymorpha ): evidence from the St. Lawrence River. Parasitology Research. 87(3). 231–234. 53 indexed citations
14.
Nizeyi, John Bosco, M.R. Cranfield, & Thaddeus K. Graczyk. (2001). Cattle near the Bwindi Impenetrable National Park, Uganda, as a reservoir of Cryptosporidium parvum and Giardia duodenalis for local community and free-ranging gorillas. Parasitology Research. 88(4). 380–385. 47 indexed citations
15.
Graczyk, Thaddeus K., et al.. (2000). Environmental and Geographical Factors Contributing to Watershed Contamination with Cryptosporidium parvum Oocysts. Environmental Research. 82(3). 263–271. 77 indexed citations
16.
Graczyk, Thaddeus K., et al.. (2000). Development of Fasciolopsis buski (Trematoda: Fasciolidae) in Hippeutis umbilicalis and Segmentina trochoideus (Gastropoda: Pulmonata). Parasitology Research. 86(4). 324–326. 11 indexed citations
17.
Graczyk, Thaddeus K., et al.. (1998). Therapeutic efficacy of hyperimmune bovine colostrum treatment against clinical and subclinical Cryptosporidium serpentis infections in captive snakes. Veterinary Parasitology. 74(2-4). 123–132. 19 indexed citations
18.
Graczyk, Thaddeus K., Michael R. Cranfield, & Susan L. Hill. (1996). Therapeutic efficacy of halofuginone and spiramycin treatment against Cryptosporidium serpentis (Apicomplexa: Cryptosporidiidae) infections in captive snakes. Parasitology Research. 82(2). 143–148. 17 indexed citations
19.
Graczyk, Thaddeus K. & Michael R. Cranfield. (1996). A model for the prediction of relative titres of avian malaria and Aspergillus spp. IgG in Jackass penguin (Spheniscus demersus) females based on maternal IgG in egg-yolk. International Journal for Parasitology. 26(7). 749–754. 7 indexed citations
20.
Lewandowski, Krzysztof, Thaddeus K. Graczyk, & Anna Stańczykowska. (1989). The occurence of Viviparus viviparus (L.) in the Zegrzynski Reservoir. Ekologia Polska. 37. 3 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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