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Papers by jorge tilleria
Latin American Journal of Aquatic Research, 2015
A total of 175 specimens of mussels, Mytilus chilensis (Mytilidae), and 56 specimens of clams, Ga... more A total of 175 specimens of mussels, Mytilus chilensis (Mytilidae), and 56 specimens of clams, Gari solida (Psammobiidae), were collected in natural beds and culture sites of southern Chile. Juvenile mussel specimens (3 cm of maximum length) were free of parasites and diseases, whilst the commercial sized populations was parasitized by intracellular inclusions of bacteria-like organisms in the digestive gland epithelium and in the gills, by ciliates in the gills, turbellarians similar to Paravortex (Rhabocoela) in the intestine lumen and copepods attached to the gills. In addition, the disseminated neoplasia disease was also present although in low prevalences. In the clam, G. solida, prokariotic inclusions were found in the digestive gland epithelium and bacteria-like organisms in the gills, often encapsulated by haemocytes; oocysts containing up to 8 sporozoites similar to Nematopsis (Apicomplexa) in the connective tissue, causing haemocytic infiltration when the intensity of infection was high; ciliates belonging to two different species (one of them similar to Trichodina) inhabiting the gills; and a turbellarian similar to Paravortex in the lumen of digestive system without apparent host reaction. The populations of the bivalve species here studied were devoid of serious pathogens.
Latin american journal …, 2012
ABSTRACT. Adult specimens of M. galloprovincialis from Concepción Bay and M. chilensis from Yalda... more ABSTRACT. Adult specimens of M. galloprovincialis from Concepción Bay and M. chilensis from Yaldad Bay, Chile, were transferred to the laboratory to produce crosses of" pure" and" hybrid" species in order to evaluate early larval development and growth. These variables ...
lajar.cl
ABSTRACT. Adult specimens of M. galloprovincialis from Concepci??n Bay and M. chilensis from Yald... more ABSTRACT. Adult specimens of M. galloprovincialis from Concepci??n Bay and M. chilensis from Yaldad Bay, Chile, were transferred to the laboratory to produce crosses of ???pure??? and ???hybrid??? species in order to evaluate early larval development and growth. These ...
Latin American Journal of Aquatic Research, 2015
A total of 175 specimens of mussels, Mytilus chilensis (Mytilidae), and 56 specimens of clams, Ga... more A total of 175 specimens of mussels, Mytilus chilensis (Mytilidae), and 56 specimens of clams, Gari solida (Psammobiidae), were collected in natural beds and culture sites of southern Chile. Juvenile mussel specimens (3 cm of maximum length) were free of parasites and diseases, whilst the commercial sized populations was parasitized by intracellular inclusions of bacteria-like organisms in the digestive gland epithelium and in the gills, by ciliates in the gills, turbellarians similar to Paravortex (Rhabocoela) in the intestine lumen and copepods attached to the gills. In addition, the disseminated neoplasia disease was also present although in low prevalences. In the clam, G. solida, prokariotic inclusions were found in the digestive gland epithelium and bacteria-like organisms in the gills, often encapsulated by haemocytes; oocysts containing up to 8 sporozoites similar to Nematopsis (Apicomplexa) in the connective tissue, causing haemocytic infiltration when the intensity of infection was high; ciliates belonging to two different species (one of them similar to Trichodina) inhabiting the gills; and a turbellarian similar to Paravortex in the lumen of digestive system without apparent host reaction. The populations of the bivalve species here studied were devoid of serious pathogens.
Latin american journal …, 2012
ABSTRACT. Adult specimens of M. galloprovincialis from Concepción Bay and M. chilensis from Yalda... more ABSTRACT. Adult specimens of M. galloprovincialis from Concepción Bay and M. chilensis from Yaldad Bay, Chile, were transferred to the laboratory to produce crosses of" pure" and" hybrid" species in order to evaluate early larval development and growth. These variables ...
lajar.cl
ABSTRACT. Adult specimens of M. galloprovincialis from Concepci??n Bay and M. chilensis from Yald... more ABSTRACT. Adult specimens of M. galloprovincialis from Concepci??n Bay and M. chilensis from Yaldad Bay, Chile, were transferred to the laboratory to produce crosses of ???pure??? and ???hybrid??? species in order to evaluate early larval development and growth. These ...