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or juvenile state of an
Acanthocephalan, differing from the adult only in size and stage of sexual development. The cystacanths within the intermediate hosts are consumed by the definitive host, usually attaching to the walls of the intestines, and as adults they reproduce sexually in the intestines.
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Schoch, Conrad L; Ciufo, Stacy; Domrachev, Mikhail; Hotton, Carol L; Kannan, Sivakumar; Khovanskaya, Rogneda; Leipe, Detlef; Mcveigh, Richard; O’Neill, Kathleen; Robbertse, Barbara; Sharma, Shobha; Soussov, Vladimir; Sullivan, John P; Sun, Lu; Turner, Seán; Karsch-Mizrachi, Ilene (2020).
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The life cycle of an acanthocephalan consists of three stages beginning when an infective acanthor (development of an egg) is released from the intestines of the
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or the intestine of the intermediate host and growing. The final stage is the infective cystacanth which is the
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in parentheses indicates that the species was originally described in a genus other than the present genus.
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299:, the second stage called the acanthella begins. This stage involves penetrating the wall of the
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316:(hosts where parasites infest but do not undergo larval development or sexual reproduction) for
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Schmidt, G.D. (1985). "Development and life cycles". In
Crompton, D.W.T.; Nickol, B.B. (eds.).
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387:"NCBI Taxonomy: a comprehensive update on curation, resources and tools"
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452:"Human Acanthocephaliasis: a Thorn in the Side of Parasite Diagnostics"
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CDC’s
Division of Parasitic Diseases and Malaria (11 April 2019).
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species consist of a proboscis covered in hooks and a long trunk.
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that would confirm its position as a unique order in the family
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infesting humans in the
English language medical literature.
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of the definitive host and the cycle repeats. There may be
163:(thorny-headed worms, also known as spiny-headed worms).
508:. Cambridge: Cambridge Univ. Press. pp. 273–305.
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parasitizes animals. There are no reported cases of
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359:There are no known aberrant human infections for
171:The genus was described by Van Cleave, 1919. The
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287:and then ingested by an arthropod, the
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267:is determined by that of its hosts.
450:Mathison, BA; et al. (2021).
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515:from the original on 22 July 2023
428:from the original on 8 June 2023
295:are ???. When the acanthor
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179:analysis has been published on
308:The acanthor is passed in the
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502:Biology of the Acanthocephala
279:Life cycle of Acanthocephala.
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219:Gracilisentis gracilisentis
175:does not indicate that any
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422:Center for Disease Control
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43:Scientific classification
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249:Gracilisentis variabilis
27:Genus of parasitic worms
213:contains four species.
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243:(Gupta and Lata, 1967)
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239:Gracilisentis sharmai
229:Gracilisentis mugilis
18:Gracilisentis mugilis
468:10.1128/JCM.02691-20
414:"Acanthocephaliasis"
263:The distribution of
233:Gupta and Lata, 1967
675:Neoechinorhynchidae
185:Neoechinorhynchidae
110:Neoechinorhynchidae
348:binomial authority
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223:(Van Cleave, 1913)
100:Neoechinorhynchida
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634:Open Tree of Life
537:Taxon identifiers
462:(11): e02691-20.
289:intermediate host
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16:(Redirected from
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517:. Retrieved
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395:. Retrieved
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259:Distribution
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177:phylogenetic
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418:www.cdc.gov
191:Description
371:References
301:mesenteron
206:The genus
66:Kingdom:
60:Eukaryota
669:Category
560:Q3819124
554:Wikidata
510:Archived
486:34076470
426:Archived
363:species.
167:Taxonomy
141:See text
106:Family:
76:Phylum:
70:Animalia
56:Domain:
652:1321770
639:4951418
613:1201477
600:2500930
519:16 July
477:8525584
432:17 July
397:1 April
202:Species
133:Species
116:Genus:
96:Order:
86:Class:
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393:. NCBI
305:larval
647:WoRMS
626:64247
608:IRMNG
587:38944
513:(PDF)
506:(PDF)
334:Notes
310:feces
297:molts
271:Hosts
157:genus
155:is a
621:ITIS
595:GBIF
574:4QKB
521:2023
482:PMID
434:2023
399:2024
582:EoL
569:CoL
472:PMC
464:doi
159:in
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442:^
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346:A
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20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
