G. A. Schad

3.5k total citations · 1 hit paper
51 papers, 2.8k citations indexed

About

G. A. Schad is a scholar working on Ecology, Small Animals and Parasitology. According to data from OpenAlex, G. A. Schad has authored 51 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 22 papers in Ecology, 16 papers in Small Animals and 13 papers in Parasitology. Recurrent topics in G. A. Schad's work include Parasite Biology and Host Interactions (21 papers), Helminth infection and control (15 papers) and Parasites and Host Interactions (12 papers). G. A. Schad is often cited by papers focused on Parasite Biology and Host Interactions (21 papers), Helminth infection and control (15 papers) and Parasites and Host Interactions (12 papers). G. A. Schad collaborates with scholars based in United States, India and United Kingdom. G. A. Schad's co-authors include Leo Margolis, G. W. Esch, John C. Holmes, Armand M. Kuris, Roy M. Anderson, K.E. Hoagland, Robert E. Kuntz, A. B. Chowdhury, John G. Banwell and Thomas J. Nolan and has published in prestigious journals such as Nature, Science and The Journal of Comparative Neurology.

In The Last Decade

G. A. Schad

48 papers receiving 2.3k 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.

The Use of Ecological Terms in Parasitology (Report of an Ad Hoc Committee of the American Society of Parasitologists)

1982 1.7k citations Leo Margolis, G. W. Esch et al. Journal of Parasitology profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
G. A. Schad United States	16	2.1k	1.4k	842	314	297	51	2.8k
Gerald D. Schmidt United States	22	2.4k 1.1×	1.2k 0.9×	818 1.0×	224 0.7×	221 0.7×	135	3.0k
G. W. Esch United States	20	2.6k 1.2×	1.3k 0.9×	866 1.0×	325 1.0×	166 0.6×	37	3.4k
S. Yamaguti Japan	28	3.7k 1.7×	1.5k 1.0×	1.4k 1.7×	275 0.9×	104 0.4×	73	4.0k
Robert E. Kuntz United States	20	1.4k 0.7×	1.1k 0.8×	583 0.7×	161 0.5×	190 0.6×	201	2.0k
L. F. Khalil United Kingdom	19	1.7k 0.8×	674 0.5×	686 0.8×	138 0.4×	72 0.2×	88	1.9k
Omar M. Amin United States	26	2.4k 1.1×	1.5k 1.1×	676 0.8×	152 0.5×	161 0.5×	213	2.7k
Donald Heyneman United States	27	1.6k 0.7×	1.2k 0.8×	818 1.0×	191 0.6×	164 0.6×	115	2.6k
Arne Skorping Norway	23	1.6k 0.7×	566 0.4×	551 0.7×	386 1.2×	154 0.5×	74	2.2k
Odd Halvorsen Norway	24	1.6k 0.7×	420 0.3×	727 0.9×	225 0.7×	58 0.2×	64	1.9k
Lajos Rózsa Hungary	22	1.8k 0.8×	1.4k 1.0×	309 0.4×	711 2.3×	299 1.0×	78	2.6k

Countries citing papers authored by G. A. Schad

Since Specialization

Citations

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

Fields of papers citing papers by G. A. Schad

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by G. A. Schad. 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 G. A. Schad. The network helps show where G. A. Schad may publish in the future.

Co-authorship network of co-authors of G. A. Schad

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

Brigandi, Richard A., Harris L. Rotman, Thomas J. Nolan, G. A. Schad, & David Abraham. (1997). Chronicity in Strongyloides stercoralis Infections: Dichotomy of the Protective Immune Response to Infective and Autoinfective Larvae in a Mouse Model. American Journal of Tropical Medicine and Hygiene. 56(6). 640–646. 26 indexed citations

Mansfield, Linda S., Veena M. Bhopale, Susan W. Volk, et al.. (1996). Strongyloides stercoralis: Maintenance of Exceedingly Chronic Infections. American Journal of Tropical Medicine and Hygiene. 55(6). 617–624. 39 indexed citations

Carroll, S.M., John C. Walker, G. A. Schad, & K. S. Warren. (1990). Hookworm infection in Southeast Asia, Oceania and Australia.. 33–43. 5 indexed citations

Smith, Gideon F., G. A. Schad, & K. S. Warren. (1990). The ecology of the free-living stages: a reappraisal.. 89–104. 13 indexed citations

Schad, G. A., et al.. (1986). Field evaluation of the enzyme-linked immunosorbent assay for swine trichinosis: Efficacy of the excretory-secretory antigen. American Journal of Veterinary Research. 47(5). 1046–1049. 51 indexed citations

Margolis, Leo, G. W. Esch, John C. Holmes, Armand M. Kuris, & G. A. Schad. (1982). The Use of Ecological Terms in Parasitology (Report of an Ad Hoc Committee of the American Society of Parasitologists). Journal of Parasitology. 68(1). 131–131. 1721 indexed citations breakdown →

Hoagland, K.E. & G. A. Schad. (1978). Necator americanus and Ancylostoma duodenale: Life history parameters and epidemiological implications of two sympatric hookworms of humans. Experimental Parasitology. 44(1). 36–49. 84 indexed citations

Schad, G. A. & Lloyd E. Rozeboom. (1976). Integrated Control of Helminths in Human Populations. Annual Review of Ecology and Systematics. 7(1). 393–420. 12 indexed citations

Schad, G. A., et al.. (1973). Arrested Development in Human Hookworm Infections: An Adaptation to a Seasonally Unfavorable External Environment. Science. 180(4085). 502–504. 77 indexed citations

10.

Chowdhury, A. B., G. A. Schad, & Everett L. Schiller. (1968). THE PREVALENCE OF INTESTINAL HELMINTHS IN RELIGIOUS GROUPS OF A RURAL COMMUNITY NEAR CALCUTTA1. American Journal of Epidemiology. 87(2). 313–317. 11 indexed citations

11.

Schad, G. A., et al.. (1967). Trichinella spiralis in India II. Characteristics of a strain isolated from a civet cat in Calcutta. Transactions of the Royal Society of Tropical Medicine and Hygiene. 61(2). 249–258. 5 indexed citations

12.

Schad, G. A.. (1966). Natural Control of the Abundance of Parasitic Helminths.. 3(1). 18–27. 3 indexed citations

13.

Schad, G. A.. (1962). Cause's hypothesis in relation to the oxyuroid populations of Testudo graeca.. Journal of Parasitology. 48. 36–37. 6 indexed citations

14.

Schad, G. A.. (1962). HELMINTH PARASITISM IN A FLOCK OF DOMESTIC GEESE INTRODUCED TO ARCTIC SUMMER CONDITIONS IN CANADA. Canadian Journal of Zoology. 40(1). 1–4. 6 indexed citations

15.

Schad, G. A.. (1960). THE GENUS THELANDROS (NEMATODA:OXYUROIDEA) IN NORTH AMERICAN SALAMANDERS, INCLUDING A DESCRIPTION OF THELANDROS SALAMANDRAE N. SP.. Canadian Journal of Zoology. 38(1). 115–120. 7 indexed citations

16.

Schad, G. A., et al.. (1960). NEMATODE PARASITES FROM TURKISH VERTEBRATES: AN ANNOTATED LIST. Canadian Journal of Zoology. 38(5). 949–963. 60 indexed citations

17.

Schad, G. A.. (1959). A revision of the North American species of the genus Skrjabinema (Nematoda: Oxyuroidea).. Proceedings of the Helminthological Society of Washington. 26(2). 138–147. 6 indexed citations

18.

Schad, G. A., et al.. (1958). Experimental cross-transmission of two strains of Haemonchus from wild ruminants to domestic sheep, with observations on their pathogenicity as compared with Haemonchus from domestic sheep.. Journal of Parasitology. 44. 5 indexed citations

19.

Schad, G. A., et al.. (1958). The effect of Dow ET-57 on some sheep parasites.. Veterinary medicine. 53(10). 533–554.

20.

Schad, G. A.. (1957). Preliminary observations on the life history of the sheep pinworm, Skrjabinema ovis.. Journal of Parasitology. 43. 4 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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