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      Efeito do dimetildioctadecilamônio na resposta imune humoral e celular de cobaios inoculados com o herpesvírus bovino-1 inativado Translated title: Effect of dimethyl dioctadecyl ammonium chloride on the humoral and cellular response to inactivated bovine herpesvirus-1 in guinea pigs

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          Abstract

          Avaliou-se o potencial adjuvante do cloreto de dimetildioctadecilamônio (DDA cloreto) em estimular as respostas imune humoral e celular, do tipo hipersensibilidade cutânea tardia (DTH), em cobaios que receberam preparações de antígeno contendo o herpesvírus bovino tipo 1 (BHV-1) inativado. Os animais foram vacinados com o BHV-1 em cinco diferentes formulações, representadas pelos grupos: A- adjuvante completo / incompleto de Freund, B- hidróxido de alumínio (Al(OH)3), C- DDA cloreto, D- associação Al(OH)3 / DDA cloreto e E- BHV-1 em solução aquosa sem adjuvante. Os animais do grupo F, grupo-controle negativo, foram inoculados apenas com meio de cultivo celular. Os maiores títulos de anticorpos neutralizantes do BHV-1, expressos em log2, foram obtidos nos grupos D, A e C, com títulos de 6,25, 6,0 e 5,25, respectivamente. Na avaliação da DTH, os maiores aumentos na espessura da dobra da pele foram observados nos grupos A (2,4mm), C (1,8mm) e D (1,1mm). O DDA cloreto, utilizado tanto de forma isolada quanto em associação, determinou a potencialização das respostas imunológicas humoral e celular de cobaios imunizados com o BHV-1 inativado.

          Translated abstract

          The adjuvanticity of dimethyl dioctadecyl ammonium chloride (DDA chloride) to induce humoral and cell mediated (delayed type hypersensitivity - DTH -) immune responses was assessed in guinea pigs that received antigen preparations containing inactivated bovine herpesvirus type 1 (BHV-1). The animals were vaccinated with five different formulations, containing BHV-1 represented by groups: A- complete/incomplete Freund adjuvant, B- aluminum hydroxide (Al(OH)3), C- DDA chloride, D- association Al(OH)3/DDA and E- BHV-1 in aqueous solution without adjuvant. Group F was the negative control group and the animals received only cell culture medium. The higher titers of BHV-1 neutralizing antibodies, expressed in log2, were obtained in groups D, A and C with values of 6.25, 6.0 and 5.25, respectively. In the DTH assessment, the higher increase in skin thickness was observed in group A (2.4mm), C (1.8mm) and D (1.1mm). These results showed that DDA chloride used alone or in association to other substance boosted the humoral and cell mediated immune responses in guinea pigs immunized with inactivated BHV-1.

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          Espacio y política

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            Adjuvant Properties of Aluminum and Calcium Compounds

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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Journal
                abmvz
                Arquivo Brasileiro de Medicina Veterinária e Zootecnia
                Arq. Bras. Med. Vet. Zootec.
                Universidade Federal de Minas Gerais, Escola de Veterinária (Belo Horizonte )
                1678-4162
                June 2004
                : 56
                : 3
                : 333-339
                Affiliations
                [1 ] Universidade Estadual de Londrina Brazil
                [2 ] Universidade Estadual de Londrina Brazil
                Article
                S0102-09352004000300008
                10.1590/S0102-09352004000300008
                c3179a09-ca99-4356-a333-419d0d92e0f6

                http://creativecommons.org/licenses/by/4.0/

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                SciELO Brazil

                Self URI (journal page): http://www.scielo.br/scielo.php?script=sci_serial&pid=0102-0935&lng=en
                Categories
                VETERINARY SCIENCES

                General veterinary medicine
                immunological adjuvant,dimethyl dioctadecyl ammonium chloride,guinea pig,bovine herpesvirus type 1,adjuvante imunológico,cloreto de dimetildioctadecilamônio,cobaio,herpesvírus bovino tipo 1

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