Evidence map›Paper›PMID 34487863›Full record

ArticleGenomics, proteomics & bioinformatics2022

Genome of the Giant Panda Roundworm Illuminates Its Host Shift and Parasitic Adaptation.

Yue Xie, Sen Wang, Shuangyang Wu, Shenghan Gao, Qingshu Meng, Chengdong Wang, Jingchao Lan, Li Luo, Xuan Zhou, Jing Xu and 6 more

Open access · goldAbstract read
In one paragraph

Article in Genomics, proteomics & bioinformatics, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

15 citing papers in PubMed, 18 citations in OpenAlex.

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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

16 authors at 6 institutions in 3 countries.

Yue XieDepartment of Parasitology, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, China.
Sen WangAgricultural Genomics Institute, Chinese Academy of Agricultural Sciences, Shenzhen 518120, China.
Shuangyang WuState Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing 100101, China; Department of Oncology and Pathology, Karolinska Institutet, Stockholm 17164, Sweden.
Shenghan GaoState Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing 100101, China.
Qingshu MengDepartment of Urology, Feinberg School of Medicine, Northwestern University, Chicago, IL 60611, USA.
Chengdong WangChengdu Research Base of Giant Panda Breeding, Chengdu 610081, China.
Jingchao LanChengdu Research Base of Giant Panda Breeding, Chengdu 610081, China.
Li LuoChengdu Research Base of Giant Panda Breeding, Chengdu 610081, China.
Xuan ZhouDepartment of Parasitology, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, China; Institute of Animal Genetics and Breeding, College of Animal Science and Technology, Sichuan Agricultural University, Chengdu 611130, China.
Jing XuDepartment of Parasitology, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, China.
Xiaobin GuDepartment of Parasitology, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, China.
Ran HeDepartment of Parasitology, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, China.
Zijiang YangDepartment of Civil and Environmental Engineering, University of Maryland, College Park, MD 20740, USA.
Xuerong PengDepartment of Chemistry, College of Life and Basic Science, Sichuan Agricultural University, Chengdu 611130, China.
Songnian HuState Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing 100101, China; University of Chinese Academy of Sciences, Beijing 100049, China. Electronic address: husn@im.ac.cn.
Guangyou YangDepartment of Parasitology, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, China. Electronic address: guangyou1963@aliyun.com.
Sichuan Agricultural University · CNChengdu Research Base of Giant Panda Breeding · CNChinese Academy of Sciences · CNAgricultural Genomics Institute at Shenzhen · CNNorthwestern University · USUniversity of Maryland, College Park · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Baylisascaris schroederi, a roundworm (ascaridoid) parasite specific to the bamboo-feeding giant panda (Ailuropoda melanoleuca), represents a leading cause of mortality in wild giant panda populations. Here, we present a 293-megabase chromosome-level genome assembly of B. schroederi to infer its biology, including host adaptations. Comparative genomics revealed an evolutionary trajectory accompanied by host-shift events in ascaridoid parasite lineages after host separations, suggesting their potential for transmission and rapid adaptation to new hosts. Genomic and anatomical lines of evidence, including expansion and positive selection of genes related to the cuticle and basal metabolisms, indicate that B. schroederi undergoes specific adaptations to survive in the sharp-edged bamboo-enriched gut of giant pandas by structurally increasing its cuticle thickness and efficiently utilizing host nutrients through gut parasitism. Additionally, we characterized the secretome of B. schroederi and predicted potential drug and vaccine targets for new control strategies. Overall, this genome resource provides new insights into the host adaptation of B. schroederi to the giant panda as well as the host-shift events in ascaridoid parasite lineages. Our findings on the unique biology of B. schroederi will also aid in the development of prevention and treatment measures to protect giant panda populations from roundworm parasitism.

Indexed as

AscaridoideaParasitesUrsidaeAnimalsBaylisascaris genomeGiant pandaHost adaptationHost shiftParasitism evolution

Identifiers

PMID34487863
PMCPMC9684166
OpenAlexW3197558150

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.