La multiplication larvaire est ensuite parfois inhibée de façon précoce. Un bilan des . Houin R., Flisser A., Liance es larvaires. Cestodoses larvaires. L’observation de six espèces de Cestodes dans les populations d’Artemia . hôtes expérimentaux — Étude comparée des formes larvaires de. Wikis > CESTODES (Also with notes on the few Acanthocephala reported from .. Etudes sur l’origine des cestodes et leurs états larvaires.

Author: Tolkree Mubei
Country: Niger
Language: English (Spanish)
Genre: Marketing
Published (Last): 28 October 2004
Pages: 30
PDF File Size: 20.80 Mb
ePub File Size: 7.12 Mb
ISBN: 253-6-30074-949-6
Downloads: 60304
Price: Free* [*Free Regsitration Required]
Uploader: Kajilkree

Receive the newsletter Do not miss all our news! It is characterized by a long pars postbulbosa and by bothridial margins covered with spines and that overlap the bulbs.

Bull Soc Neuch Sci Nat Access by public Press room Booksellers Authors. These cysticercoids were respectively identified as F. Cats become infected when they eat raw or undercooked fish. The eggs tend to be rounded at one end. The rate of growth of the tapeworm Diphyllobothrium latum L. The eggs can be distinguished form those of the Pseudophyllidean tapeworms of the genus Spirometra which also have a similar morphology in that the operculum is cetsodoses in shape, the eggshell of Spirometra spp.

Diphyllobothrium latum

In humans, this parasite may produce a serious megaloblastic anemia. The morphological adaptations of the eggs to the environment and the simultaneous infection of Artemia towards the different species of cestodes which all are parasites of birds are proposed as being an important meeting strategy between karvaires and parasites.

Examination of the intestines of a kitten 13 hours after being fed plerocercoids recovered from fish, revealed the worms at distances of 7, 11, 12, 13, and 16 inches form the pylorus in a gut measuring 33 inches between pylorus and ileocolic valve; after 25 hours in another kitten, 17 worms were found between 7. The basal tentacular armature, the presence of a prebulbar organ and of a pars postbulbosa, the attachment of the cetsodoses muscle of the tentacle in the first third of the bulb, and the presence of gland cells in the interior of the bulbs, are reported in this species for the first time.


In fresh water, the first developmental stage, the ciliated coracidium, emerges from the egg and is eaten by the first intermediate host, an aquatic copepod a crustacean.

Acta Med Scand The eggs are unembryonated when passed in the feces. Precautions should be taken against raw human sewage reaching fresh water lakes in endemic areas; this has been a major cause of the infection of the stock of dish in lakes and rivers von Bonsdorff, In humans, this tapeworm may attain a length of 3 to 10 meters.

About History Partnerships Catalog. The broad tapeworm story. Pernicious anemia has not been reported in cats or any other domesticated or wild animals; however, the experimental infection of dogs with Diphyllobothrium latum has induced decreased red cell numbers and decreases in total hemoglobin Wardle et al.

The influence of Diphyllobothrium latum infestation upon dogs. This copepod may be of the genera Cyclops or Diaptomus. The worm in Japan may have been brought by Europeans or may represent a separate species, Diphyllobothrium nihonkaense Yamane, Kamo, Bylund, and Wikgren, Data correspond to usage on the plateform after In addition to cats, suitable hosts include a wide variety of various terrestrial and marine fish-eating carnivores dogs, bears, mongoose, mink foxes, seals and sea lions in many parts of the world.

The role of the copepod as the first intermediate host was elucidated by Janicki and Rosen In areas where human infection is rare or no longer present, infection of the fish intermediate hosts also becomes reduced or disappears, suggesting that wild mammalian hosts are not sufficient to maintain the cycle in many environments Beaver et al.

The scolex is 2. Cats become infected with Diphyllobothrium latum by eating the fish and the plerocercoid develops to a mature tapeworm in the small intestine.

Diphyllobothrium latum | American Association of Veterinary Parasitologists

Identification of characteristic eggs and “spent” proglottids as those of Diphyllobothrium latum is necessary for the practical requirements of controlling this cestode. Diphyllobothrium latum by Anastasia Bowman Jun 16, Article Abstract PDF Keys to the Cestode Parasites of Vertebrates. These modifications have repercussions on the recruitment of different species of cestodes: Humans with this parasite demonstrate the same poorly defined symptoms as they do when infected with other tapeworms vague abdominal discomfort, diarrhea, nausea and weakness.


A study on the prevalence of gastro-intestinal worms of cats larvairee Metropolitan Manila. Biol Resu vodo sapad Urala. Virtually all of the cases cestoroses been in Finnish people.

It has also been reported on occasion from the Phillippines and Taiwan. Bol Chil Parasitol Infection by a Diphyllobothrium latum has been reported in domestic cats in Scotland Hutchinson,Russia Vereta, ,India Chandler, ? Progrillotia dollfusi is redescribed based on paratypes and specimens collected in the present study.

The eggs are discharged to the external environment with the feces. Praziquantel must be administered at an elevated dose to be effective against Diphyllobothrium latum. The incidence and distribution of Hydatigera taeniaeformis and other intestinal helminths in Scottish cats. Cestode larvae were collected from 10 species of sciaenid fishes from the coast of Rio Grande do Sul, Brazil.

Gross inspection with or without a hand lens is usually sufficient for the identification of proglottids of Diphyllobothrium latum.

Figs through It was brought by Europeans to the Americas where foci were established in Canada, the Great Lakes of North America although no longer present in most of the central United States Peters et al. Each proglottid of these tapeworms possess a centrally located, rosette-shaped uterus Fig and associated uterine pore through which its eggs are released Faust, Flora of Larvaaires, Laos, Vietnam.

The fish was shown to contain the stage that transmits the parasite to humans by Braun who fed plerocercoids from fish to cats, dogs, and medical students. Bothriocephalus latus und seine Herkunft.

Initial download of the metrics may take a while.