Artigo Acesso aberto Produção Nacional

Influência do puerpério sobre o proteinograma sérico de caprinos da raça Saanen obtido por eletroforese em gel de poliacrilamida

2008; UNIVERSIDADE ESTADUAL DE LONDRINA; Volume: 30; Issue: 3 Linguagem: Inglês

10.5433/1679-0359.2009v30n3p661

ISSN

1679-0359

Autores

João Paulo Elsen Saut, Regiane Machado de Souza, Daniela Becker Birgel, Fábio Celidônio Pogliani, Carolina Cavalcante, Samantha Ive Miyashiro, José Jurandir Fagliari, Eduardo Harry Birgel,

Tópico(s)

Animal health and immunology

Resumo

Aiming to evaluate the puerperal influence on the proteinogram of Saanen goats, 108 samples of blood serum from 12 goats were collected, and the results were presented at nine times: just after parturition, 1, 3, 5, 7, 10, 15, 21 and 30 days after parturition. Total amount of serum proteins were determined by the biuret technique, and the sodium dodecyl sulphate-polyacrylamide gel electrophoresis (SDS-PAGE) was used to the protein fractionation. In this last method, 17 protein bands were observed, from which molecular weights varied between 25 KDa and 275 KDa. In addition, it was possible to identify the following protein fractions: immunoglobulin A (180 KDa), ceruloplasmin (115 KDa), transferrin (79 KDa), albumin (65 KDa), heavy-chain immunoglobulin G (58 KDa), haptoglobin (45 KDa), acid glycoprotein (37 KDa) and light-chain immunoglobulin G (28 KDa). Another 9 nonidentified protein fractions presented, each molecular weights equal to 275 KDa, 140 KDa, 125 KDa, 103 KDa, 95 KDa, 41 KDa, 35 KDa, 30 Kda and 25 KDa. The results allow us to conclude that by the first week of puerperium, an improvement of acid glycoprotein occurs, whereas those others protein fractions do not suffer any puerperal influence.

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