Evidence map›Paper›PMID 29680940›Full record

ArticleParasitology research2018

Prevalence and molecular characterization of Cryptosporidium spp. and Giardia duodenalis in 1-2-month-old highland yaks in Qinghai Province, China.

Geping Wang, Guanghua Wang, Xiuping Li, Xueyong Zhang, Gabriele Karanis, Yingna Jian, Liqing Ma, Panagiotis Karanis

Abstract read
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In one paragraph

Article in Parasitology research, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 2 pooled it
3.2field-weighted citation impact, top 8% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 2 syntheses or guidelines pooled it, 31 citations in OpenAlex.

  1. Pooled it
  2. Prevalence ofFrontiers in cellular and infection microbiology · 2021
    Pooled it
  3. Article
  4. Epidemiological study of gastrointestinal parasites in yaks (Parasite epidemiology and control · 2026
    Article
  5. Detection and genetic diversity ofFood and waterborne parasitology · 2025
    Article
  6. Molecular Epidemiology ofMicroorganisms · 2025
    Article
  7. Article
  8. Epidemiological Exploration ofVeterinary sciences · 2025
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Cryptosporidiosis and Giardiasis in Buffaloes (Frontiers in veterinary science · 2020
    Review
  17. Article
  18. Molecular Epizootiology ofPathogens (Basel, Switzerland) · 2019
    Article
  19. Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 1 institution in 1 country.

Geping WangState Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Center for Biomedicine and Infectious Diseases, Qinghai Academy of Animal Science and Veterinary Medicine, Qinghai University, Xining, Qinghai, People's Republic of China.
Guanghua WangState Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Center for Biomedicine and Infectious Diseases, Qinghai Academy of Animal Science and Veterinary Medicine, Qinghai University, Xining, Qinghai, People's Republic of China.
Xiuping LiState Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Center for Biomedicine and Infectious Diseases, Qinghai Academy of Animal Science and Veterinary Medicine, Qinghai University, Xining, Qinghai, People's Republic of China.
Xueyong ZhangState Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Center for Biomedicine and Infectious Diseases, Qinghai Academy of Animal Science and Veterinary Medicine, Qinghai University, Xining, Qinghai, People's Republic of China.
Gabriele KaranisState Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Center for Biomedicine and Infectious Diseases, Qinghai Academy of Animal Science and Veterinary Medicine, Qinghai University, Xining, Qinghai, People's Republic of China.
Yingna JianState Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Center for Biomedicine and Infectious Diseases, Qinghai Academy of Animal Science and Veterinary Medicine, Qinghai University, Xining, Qinghai, People's Republic of China.
Liqing MaState Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Center for Biomedicine and Infectious Diseases, Qinghai Academy of Animal Science and Veterinary Medicine, Qinghai University, Xining, Qinghai, People's Republic of China.
Panagiotis KaranisState Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Center for Biomedicine and Infectious Diseases, Qinghai Academy of Animal Science and Veterinary Medicine, Qinghai University, Xining, Qinghai, People's Republic of China. panagiotis.karanis@uk-koeln.de.ORCID http://orcid.org/0000-0002-0733-0470
Qinghai University · CN

Funding

One Thousand Talents Plan of the Chinese Government (NO. WQ2013630172)
6 · The paper itself

Abstract

Cryptosporidium and Giardia are ubiquitous parasites that infect humans and animals. Few reports are available on the prevalence of these two protozoan parasites in yaks (Bos grunniens). In this study, 344 faecal samples were collected from yaks with diarrhoea in the Chenduo and Nangqian counties of Qinghai Province, China. Cryptosporidium spp. and Giardia duodenalis were detected by light and immunofluorescence microscopy and nested PCR (nPCR). Fifteen samples were positive (4.5%) by Kinyoun staining, 40 (11.6%) samples were positive by immunofluorescence test (IFT), and 39 (11.3%) samples were positive by nPCR for Cryptosporidium spp., Cryptosporidium bovis (11/39, 28.2%) was the most prevalent species, followed by C. ryanae (6/39, 15.4%), C. andersoni (5/39, 12.8%), C. struthionis (5/39, 12.8%), C. parvum (5/39, 12.8%), C. hominis (4/39, 10.3%) and C. canis (3/39, 7.7%). Thirteen out of 344 (3.8%) samples were positive for Giardia by simple microscopy, 20 (5.8%) by IFT and 18 samples (5.2%) yak faecal samples were Giardia positive by nPCR. Two G. duodenalis assemblages (B, E) were detected in this study. Nine positive samples for G. duodenalis assemblage E were from the towns of Xiewu (8/9, 4.9%) and Xiangda (1/9, 1.3%), and nine positive samples (9/9, 8.5%) for G. duodenalis assemblage B were from the town of Zhenqin. This report provides information about infection with Cryptosporidium species and G. duodenalis assemblages in domesticated 1-2-month-old highland yaks living in the Qinghai-Tibet Plateau region of China.

Indexed as

AnimalsCattleChinaCryptosporidiosisCryptosporidiumFecesGiardia lambliaGiardiasisHumansPolymerase Chain ReactionPrevalenceTibetChinaCryptosporidiumGiardiaHighland yakNested PCRQinghai-Tibet Plateau region

Identifiers

PMID29680940
OpenAlexW2800054562

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.