S Vajrasthira

964 total citations · 1 hit paper
34 papers, 835 citations indexed

About

S Vajrasthira is a scholar working on Parasitology, Ecology and Small Animals. According to data from OpenAlex, S Vajrasthira has authored 34 papers receiving a total of 835 indexed citations (citations by other indexed papers that have themselves been cited), including 16 papers in Parasitology, 12 papers in Ecology and 10 papers in Small Animals. Recurrent topics in S Vajrasthira's work include Parasites and Host Interactions (14 papers), Parasite Biology and Host Interactions (12 papers) and Helminth infection and control (10 papers). S Vajrasthira is often cited by papers focused on Parasites and Host Interactions (14 papers), Parasite Biology and Host Interactions (12 papers) and Helminth infection and control (10 papers). S Vajrasthira collaborates with scholars based in Thailand and Japan. S Vajrasthira's co-authors include Natth Bhamarapravati, Somphong Sahaphong, Subhkij Angsubhakorn, Witaya Thamavit, C Harinasuta, I. Miyazaki, E. S. Upatham, S Kurathong, Warren Y. Brockelman and Vithoon Viyanant and has published in prestigious journals such as American Journal of Tropical Medicine and Hygiene, Journal of Parasitology and PubMed.

In The Last Decade

S Vajrasthira

31 papers receiving 790 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.

Effects of dimethylnitrosamine on induction of cholangiocarcinoma in Opisthorchis viverrini-infected Syrian golden hamsters.

1978 246 citations Witaya Thamavit, Natth Bhamarapravati et al. PubMed profile →

Peers

S Vajrasthira

PARAS

ECOLO

SA

SURGE

ND

S Kurathong Thailand

P Juttijudata Thailand

Swangjai Pungpak Thailand

James L. Bennett United States

Yoshio Osada Japan

Elil Renganathan Italy

Melissa L. Burke Australia

R. K. Bartholomew United States

Giovanni Gazzinelli Brazil

Tuanchai Srisawangwong Thailand

S Kurathong Thailand

S Vajrasthira

294 ×0.6

PARAS

134 ×0.5

ECOLO

93 ×0.5

SA

116 ×0.7

SURGE

154 ×1.0

ND

Citations per year, relative to S Vajrasthira S Vajrasthira (= 1×) peers S Kurathong

Countries citing papers authored by S Vajrasthira

Since Specialization

Citations

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

Fields of papers citing papers by S Vajrasthira

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of S Vajrasthira

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

1.

Sirisinha, Stitaya, et al.. (1984). Evaluation of selected anthelmintic compounds for activity against Opisthorchis viverrini.. PubMed. 35(2). 85–90. 6 indexed citations

2.

Upatham, E. S., et al.. (1984). Relationship between prevalence and intensity of Opisthorchis viverrini infection, and clinical symptoms and signs in a rural community in north-east Thailand.. PubMed. 62(3). 451–61. 105 indexed citations

3.

Upatham, E. S., Vithoon Viyanant, S Kurathong, et al.. (1982). Morbidity in Relation to Intensity of Infection in Opisthorchiasis Viverrini: Study of A Community in Khon Kaen, Thailand. American Journal of Tropical Medicine and Hygiene. 31(6). 1156–1163. 51 indexed citations

4.

Thamavit, Witaya, Natth Bhamarapravati, Somphong Sahaphong, S Vajrasthira, & Subhkij Angsubhakorn. (1978). Effects of dimethylnitrosamine on induction of cholangiocarcinoma in Opisthorchis viverrini-infected Syrian golden hamsters.. PubMed. 38(12). 4634–9. 246 indexed citations breakdown →

5.

Bhamarapravati, Natth, et al.. (1978). Liver Changes in Hamsters Infected with a Liver Fluke of Man, Opisthorchis Viverrini. American Journal of Tropical Medicine and Hygiene. 27(4). 787–794. 128 indexed citations

6.

Vajrasthira, S, et al.. (1976). Prevalence and zoonotic potential of Ancylostoma ceylanicum in cats in Thailand.. PubMed. 7(4). 534–9. 26 indexed citations

7.

Vajrasthira, S, et al.. (1975). Ancylostoma malayanum, Alessandrini, 1905 in Thailand.. PubMed. 6(4). 505–9. 1 indexed citations

8.

Cabrera, B. D. & S Vajrasthira. (1972). Occurrence of the lung fluke Paragonimus siamensis Miyazaki and Wykoff 1965, in the Republic of the Philippines.. PubMed. 3(3). 446–8. 3 indexed citations

9.

Bhaibulaya, M, et al.. (1970). Thelazia Callipaeda Railliet and Henry, 1910, in Man and Dog in Thailand. American Journal of Tropical Medicine and Hygiene. 19(3). 476–479. 31 indexed citations

10.

Miyazaki, I. & S Vajrasthira. (1968). On a new lung fluke found in Thailand,Paragontmus harinasutaisp. nov. (Trematoda, Troglotrematidae). Annals of Tropical Medicine and Parasitology. 62(1). 81–87. 16 indexed citations

11.

Miyazaki, I. & S Vajrasthira. (1967). ON A NEW LUNG FLUKE, PARAGONIMUS BANGKOKENSIS sp. nov. IN THAILAND (TRAMATODA: TROGLOTREMATIDAE). Japanese Journal of Medical Science and Biology. 20(3). 243–249. 13 indexed citations

12.

Miyazaki, I. & S Vajrasthira. (1967). Occurrence of the Lung Fluke Paragonimus heterotremus Chen et Hsia, 1964, in Thailand. Journal of Parasitology. 53(1). 207–207. 15 indexed citations

13.

Sasa, Mahmood, et al.. (1965). A polyethylene-tube culture method for diagnosis of parasitic infections by hookworms and related nematodes.. PubMed. 35(4). 277–89. 3 indexed citations

14.

Vajrasthira, S, C Harinasuta, & Y. Komiya. (1961). The Morphology of the Metacercaria ofOpisthorchis Viverrini, with Special Reference to the Excretory System. Annals of Tropical Medicine and Parasitology. 55(4). 413–418. 18 indexed citations

15.

Harinasuta, C & S Vajrasthira. (1960). Opisthorchiasis in Thailand. Annals of Tropical Medicine and Parasitology. 54(1). 100–105. 54 indexed citations

16.

Sadun, E. H. & S Vajrasthira. (1954). The Effect of Maklua (Diospyros mollis) in the Treatment of Human Hookworm. Journal of Parasitology. 40(1). 49–49. 11 indexed citations

17.

Sadun, E. H. & S Vajrasthira. (1953). Studies on Intestinal Parasitic Infections in Cholburi Province (Thailand). American Journal of Tropical Medicine and Hygiene. 2(2). 286–297. 4 indexed citations

18.

Sadun, E. H. & S Vajrasthira. (1952). Diospyros mollis (Maklua) and hexylresorcinol in the treatment of hookworm.. Journal of Parasitology. 38. 1 indexed citations

19.

Sadun, E. H., et al.. (1952). Studies on intestinal parasitic infections in Cholburi (central Thailand).. Journal of Parasitology. 38. 1 indexed citations

20.

Sadun, E. H. & S Vajrasthira. (1952). Intestinal helminthic infections in northeast Thailand.. Journal of Parasitology. 38. 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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