Morphological, molecular and histopathological characterization of Plagiorhynchus crassicollis (Acanthocephala: Plagiorhynchidae) from a neotropical shorebird in Patagonia, Argentina
Por:
Capasso, Sofia, Fiorito, Carla, Garcia-Varela, Martin, Diaz, Julia I.
Publicada:
1 abr 2021
Categoría:
Multidisciplinary
Resumen:
In this work we report Plagiorhynchus (Plagiorhynchus) crassicollis from
Patagonia, Argentina. Specimens were collected from the small intestine
of a charadriid shorebird with Neotropical distribution, the Two-banded
Plover (Charadrius falklandicus). Both morphological and molecular
characterization, plus pathological aspect of this species is provided.
Plagiorhynchus (Plagiorhynchus) crassicollis is characterized by having
a proboscis with 18-20 longitudinal rows of hooks and 11-14 hooks per
row. Sequences of the small subunit (SSU) and large subunit (LSU) of the
nuclear ribosomal DNA were obtained and compared with other sequences
available in GenBank. Phylogenetic analyses inferred with each molecular
marker consistently showed that P. (P.) crassicollis is sister taxa to
Plagiorhynchus (Plagiorhynchus) aznari, a parasite of the long-billed
curlew (Numenius americanus) from northern Mexico. Pathologic findings
associated with the parasites include ulcerative enteritis,
granulomatous inflammation, diffuse lymphocytic infiltration, serositis,
and peritonitis. This record expands the host and geographical record of
P. (P.) crassicollis, provide baseline information on its pathological
aspects, and represents the first molecular characterization of P.
crassicollis in the Neotropics.
Filiaciones:
Capasso, Sofia:
Consejo Nacional de Investigaciones Científicas y Técnicas, Centro de Estudios Parasitológicos y de Vectores (CEPAVE), FCNyM, UNLP, CONICET, Boulevard 120 s/n e/61 y 62, La Plata, 1900, Argentina
Consejo Nacl Invest Cient & Tecn, Consejo Nacl Invest Cient & Tecn, Ctr Estudios Parasitol & Vectores CEPAVE, FCNyM,UNLP, Blvd 120 S-N E 61 & 62, RA-1900 La Plata, Argentina
Fiorito, Carla:
Consejo Nacional de Investigaciones Científicas y Técnicas, Centro para el Estudio de Sistemas Marinos, (CESIMAR-CONICET), U9120Chubut, Argentina
Consejo Nacl Invest Cient & Tecn, Consejo Nacl Invest Cient & Tecn, Ctr Estudio Sistemas Marinos, CESIMAR, U9120, Chubut, Argentina
Garcia-Varela, Martin:
Departamento de Zoología, Instituto de Biología, Universidad Nacional Autónoma de México (UNAM), Ciudad Universitaria, Avenida Universidad 3000, Mexico City, CP 04510, Mexico
Univ Nacl Autonoma Mexico, Inst Biol, Dept Zool, Ave Univ 3000,Ciudad Univ, Mexico City 04510, DF, Mexico
Diaz, Julia I.:
Consejo Nacional de Investigaciones Científicas y Técnicas, Centro de Estudios Parasitológicos y de Vectores (CEPAVE), FCNyM, UNLP, CONICET, Boulevard 120 s/n e/61 y 62, La Plata, 1900, Argentina
Consejo Nacl Invest Cient & Tecn, Consejo Nacl Invest Cient & Tecn, Ctr Estudios Parasitol & Vectores CEPAVE, FCNyM,UNLP, Blvd 120 S-N E 61 & 62, RA-1900 La Plata, Argentina
Gold, Green Published
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