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Parasites shaping host eating preferences?

Joaquin Hernan Patarroyo S. jpatarro at MAIL.UFV.BR
Tue May 25 08:27:58 EST 1999


About the phenotypic changes induced by parasites, a very good revision is
in the paper of Poulin & Thomas Parsitol. Today 15:28-32.1999. The great
number of references help to understand this intriging process,

Prof. J.H. Patarroyo

At 16:03 24/05/99 -0500, James Mahaffy wrote:
>Russell Farris wrote:
>> 
>> Can anyone point me to examples of parasites modifying the behaviour of
>> their hosts, particularly their eating preferences? Thanks.
>> 
>> Russ Farris
>
>There are several flukes that have an ant intermediate host after the
>snail that alter the ant behavior in an amazing way.  in Dicrocoelium
>dendriticum  (from Schmidt and robert 3rd edition) some of the
>metacercaria in the ant migrate to the subesophageal ganglion and modify
>its behavior so instated of going into their holes as any decent ant
>would they migrate to the tops of grass in the cool of the evening,
>which puts them in a good spot for being eaten my a sheep.   Great
>story. 
>I am not a parasitologists but I like parasites and used it in my
>Zoology class the last couple of years. You want another great story
>about how a parasite attracts a next host look at Leuochloridium. 
>-- 
>James Mahaffy (mahaffy at dordt.edu)      Phone: 712 722-6279
>Biology Department                     FAX :  712 722-1198
>Dordt College, Sioux Center IA 51250
>
>
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