Molecular identification of Cryptosporidium parvum and Giardia duodenalis in the Italian water buffalo ( Bubalus bubalis)

Livestock are commonly infected with protozoan parasites of the genera Cryptosporidium and Giardia, and some of the species and genotypes found in these animals have zoonotic significance. We characterized isolates of both parasites recovered from the Italian water buffalo ( Bubalus bubalis), an eco...

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Veröffentlicht in:Veterinary parasitology 2007-11, Vol.150 (1), p.146-149
Hauptverfasser: Cacciò, Simone M., Rinaldi, Laura, Cringoli, Giuseppe, Condoleo, Renato, Pozio, Edoardo
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container_end_page 149
container_issue 1
container_start_page 146
container_title Veterinary parasitology
container_volume 150
creator Cacciò, Simone M.
Rinaldi, Laura
Cringoli, Giuseppe
Condoleo, Renato
Pozio, Edoardo
description Livestock are commonly infected with protozoan parasites of the genera Cryptosporidium and Giardia, and some of the species and genotypes found in these animals have zoonotic significance. We characterized isolates of both parasites recovered from the Italian water buffalo ( Bubalus bubalis), an economically important species whose milk is used for the production of “buffalo mozzarella” fresh cheese. Molecular analysis of the Cryptosporidium small subunit ribosomal DNA gene and of the Giardia β-giardin gene shows the presence of both zoonotic parasites ( Cryptosporidium parvum and Giardia duodenalis assemblage A) and host-specific parasites ( G. duodenalis assemblage E), suggesting that water buffaloes can contribute to environmental contamination with oocysts and cysts potentially infectious to humans if their faeces are improperly disposed of. On the other hand, mozzarella cheese is probably a safe product, given that its production involves the treatment of cheese curd at 85–95 °C, which is likely to kill or inactivate the parasites.
doi_str_mv 10.1016/j.vetpar.2007.09.013
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identifier ISSN: 0304-4017
ispartof Veterinary parasitology, 2007-11, Vol.150 (1), p.146-149
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language eng
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source MEDLINE; Elsevier ScienceDirect Journals
subjects Animals
Bubalus bubalis
buffaloes
Buffaloes - parasitology
cryptosporidiosis
Cryptosporidiosis - parasitology
Cryptosporidiosis - veterinary
Cryptosporidium
Cryptosporidium parvum
Cryptosporidium parvum - genetics
Cryptosporidium parvum - isolation & purification
cysts (developmental stages)
DNA, Protozoan - classification
DNA, Protozoan - genetics
DNA, Protozoan - isolation & purification
feces
genes
genotype
Giardia
Giardia - classification
Giardia - genetics
Giardia - isolation & purification
Giardia duodenalis
Giardia lamblia
giardiasis
Giardiasis - parasitology
Giardiasis - veterinary
host strains
Italy
Milk
molecular epidemiology
Molecular typing
Mozzarella cheese
oocysts
pathogen identification
ribosomal DNA
sequence analysis
Water buffalo
zoonoses
title Molecular identification of Cryptosporidium parvum and Giardia duodenalis in the Italian water buffalo ( Bubalus bubalis)
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