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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
|
pubmed:dateCreated |
1991-8-7
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pubmed:abstractText |
Ascaris suum eggs were collected from pig faeces or dissected from worms obtained from the same pigs. Eggs from the two sources were allowed to embryonate in 0.1 N H2SO4, in 1% buffered formalin or in tap water. The embryonation of the sulphuric acid and water cultures occurred at the same speed, while the formalin cultures developed slightly more slowly. By experimental inoculation of helminth-free pigs and subsequent counting of white spots in the livers and larvae in the lungs day 7 p.i., the infectivity of eggs dissected from worm uteri and embryonated in sulphuric acid (a normal laboratory procedure) was compared with that of eggs collected from faeces and embryonated in water (i.e. more naturally developed eggs). The results suggest that the two types of eggs were equally infective. For this reason the common practice of using Ascaris eggs dissected from worms for experimental infections might be acceptable.
|
pubmed:language |
eng
|
pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical | |
pubmed:status |
MEDLINE
|
pubmed:issn |
0044-605X
|
pubmed:author | |
pubmed:issnType |
Print
|
pubmed:volume |
31
|
pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
|
pubmed:pagination |
393-8
|
pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2099616-Animals,
pubmed-meshheading:2099616-Ascariasis,
pubmed-meshheading:2099616-Ascaris,
pubmed-meshheading:2099616-Culture Media,
pubmed-meshheading:2099616-Feces,
pubmed-meshheading:2099616-Female,
pubmed-meshheading:2099616-Ovum,
pubmed-meshheading:2099616-Swine,
pubmed-meshheading:2099616-Swine Diseases
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pubmed:year |
1990
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pubmed:articleTitle |
Embryonation and infectivity of Ascaris suum eggs. A comparison of eggs collected from worm uteri with eggs isolated from pig faeces.
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pubmed:affiliation |
College of Veterinary Medicine, Helsinki, Finland.
|
pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, Non-U.S. Gov't
|