Evidence map›Paper›PMID 39846476›Full record

ArticleParasite (Paris, France)2025

Expansion of the known host range of Giardia duodenalis and Cryptosporidium spp. in captive wildlife at Beijing Zoo.

Qianming Zhao, Zhiyang Pei, Yongqiang He, Ting Jia, Yanzhen Zhang, Mengjun Zheng, Zhenjie Zhang, Meng Qi

Abstract read
In one paragraph

Article in Parasite (Paris, France), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

5 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Prevalence and molecular characterisation ofInternational journal for parasitology. Parasites and wildlife · 2026
    Article
  4. Article
  5. Identification of zoonotic pathogens in zoo animals in the Republic of Korea.International journal for parasitology. Parasites and wildlife · 2025
    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.

Qianming ZhaoCollege of Animal Science and Technology, Tarim University, Alaer, Xinjiang 843300, China.
Zhiyang PeiCollege of Animal Science and Technology, Tarim University, Alaer, Xinjiang 843300, China.
Yongqiang HeCollege of Animal Science and Technology, Tarim University, Alaer, Xinjiang 843300, China.
Ting JiaBeijing Zoo, Beijing Key Laboratory of Captive Wildlife Technologies, Beijing 100044, China.
Yanzhen ZhangBeijing Zoo, Beijing Key Laboratory of Captive Wildlife Technologies, Beijing 100044, China.
Mengjun ZhengBeijing Zoo, Beijing Key Laboratory of Captive Wildlife Technologies, Beijing 100044, China.
Zhenjie ZhangCollege of Animal Science and Technology, Tarim University, Alaer, Xinjiang 843300, China.ORCID 0009-0005-6273-5517
Meng QiCollege of Animal Science and Technology, Tarim University, Alaer, Xinjiang 843300, China.

Funding

The Program for Young and Middle-aged Leading Science, Technology, and Innovation of Xinjiang Production & Construction Group 2018CB034
6 · The paper itself

Abstract

Giardia duodenalis and Cryptosporidium spp. are significant zoonotic parasites that cause diarrhea and affect a diverse range of hosts. This study aimed to investigate the infection rates of these parasites in captive wildlife at Beijing Zoo. A total of 445 fecal samples were collected and analyzed using PCR. The infection rate of G. duodenalis was 3.82% (17/445), with assemblage A (n = 1), assemblage B (n = 13), and assemblage E (n = 3) identified. The infection rate of Cryptosporidium spp. was 0.22% (1/445), with only one instance of C. ryanae identified from cattle (Bos taurus). To the best of our knowledge, this study enhances the understanding of the host range of G. duodenalis in captive wildlife within China, highlighting infections in Corsac Fox (Vulpes corsac), Indian Rhinoceros (Rhinoceros unicornis), and Giraffe (Giraffa camelopardalis). These findings indicate that the infection rates of G. duodenalis and Cryptosporidium spp. in captive wildlife at Beijing Zoo are low, while showing that the known host range of G. duodenalis is expanding.

Indexed as

Animals, WildAnimals, ZooCryptosporidiosisCryptosporidiumGiardia lambliaGiardiasisHost SpecificityAnimalsBeijingCattleChinaFecesFoxesGiraffesPerissodactylaPolymerase Chain ReactionCryptosporidium spp.Giardia duodenalisHostWild animalsZoonotic

Identifiers

PMID39846476
PMCPMC11756238

What OpenQuestion holds

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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.