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Presença de Toxocara spp. e ancilostomídeos em áreas de peridomicílios de uma comunidade pesqueira no Centro-Oeste do Brasil | Presence of Toxocara spp. and hookworms in peridomiciliary areas of a fishing community in the Mid-west region of Brazil Полный текст
2013
Andreia Fernandes Brilhante | Vânia Lúcia Brandão Nunes | Maria Elizabeth Cavalheiros Dorval
O objetivo do estudo foi verificar a contaminação do solo de peridomicílios de uma comunidade pesqueira localizada no município de Bonito, Mato Grosso do Sul, Brasil, onde é frequente a ocorrência de casos de Larva migrans cutânea. Utilizando-se das técnicas de centrifugo-flutuação, Baermann-Moraes e centrifugo- sedimentação, amostras de solo e fezes de cães foram analisadas e os resultados evidenciaram altos índices de contaminação por ovos de Toxocara spp., Ancilostomídeos e larvas de nematoides. Estes achados podem estar associados aos casos de Larvas migrans cutânea e às elevadas taxas de eosinofilia em escolares daquela comunidade. | The aim of this study was to investigate soil contamination in peridomiciliary areas from a fishing community in the municipality of Bonito, Mato Grosso do Sul state, Brazil, where is often found the occurrence of cases of cutaneous larva migrans. Using the techniques of zinc sulphate centrifugal flotation, Baermann-Moraes and centrifugal sedimentation, soil samples and feces of dogs were analyzed and the results showed high levels of contamination by Toxocara spp., hookworm and larvae of nematodes. These findings may be associated with cases of cutaneous larva migrans and high rates of eosinophilia in school children of that community.
Показать больше [+] Меньше [-]Vírus da cinomose canina: detecção do RNA viral pelo Nested RT-PCR em cães com diagnóstico clínico | Canine distemper virus: detection of viral RNA by Nested RT-PCR in dogs with clinical diagnosis Полный текст
2013
Rosana Alcalde | Marcia Mery Kogika | Vera A. Batistini Fortunato | Luciano Rodrigo Lopes | Paulo Bandeira Paiva | Edison Luiz Durigon
O vírus da cinomose canina (CDV) é um patógeno que afeta cães, causando doença grave e que pode levar a morte. Os cães infectados pelo CDV podem ser diagnosticados pela detecção do RNA utilizando-se a técnica de Nested-PCR. O presente estudo teve como objetivo avaliar o RNA do CDV no sangue, urina e saliva em cães com diagnóstico clínico de cinomose. A técnica de Nested-PCR foi capaz de detectar o RNA em diferentes tipos de amostras biológicas. Obteve-se um maior número de resultados positivos em amostras de urina. | Canine distemper virus (CDV) is a pathogen which affects dogs and causes severe disease leading to death. Dogs infected with CDV can be diagnosed by RNA detection by Nested PCR technique. The following study proposed to valuate CDV RNA in blood, urine and saliva samples. The Nested-PCR technique was able to detect CDV RNA in different types of biologic samples. The higher number of positive results was obtained in urine samples.
Показать больше [+] Меньше [-]Genotype and expression of the enhanced green fluorescent protein in LEW-Tg (EGFP) F455.5/Rrrc rats | Genótipo e expressão da proteína fluorescente verde melhorada em ratos da linhagem LEW-Tg (EGFP) F455.5/Rrrc Полный текст
2013
Renata Cristina Higino Brito | Juliana Lott de Carvalho | Alessandra Arcoverde Cavalcanti Zonari | Natalia Martins Breyner | Luiza Carvalho | Dawidson Assis Gomes | Alfredo Miranda Goes
<!--[if gte mso 9]><xml> <o:OfficeDocumentSettings> <o:AllowPNG/> </o:OfficeDocumentSettings> </xml><![endif]--><p class="MsoNormal"><span style="mso-ansi-language: EN-US;" lang="EN-US">The Green fluorescent protein (GFP) was first described after being extracted from Aequorea victoria in 1987. Since then, GFP and its derivatives have been widely used in several experiments as cell and protein marker. In the present study it was verified the genotype of the offspring from crosses between heterozygote Lewis LEW-Tg (EGFP) F455.5/ Rrrc rats and analyzed the expression of the enhanced green fluorescent protein (EGFP) in different cell types and genotypes. The genotype of the offspring was assessed by PCR and analysis of EGFP expression in different cells and genotypes, including mesenchymal stem cells (MSC) derived from adipose tissue and calvarial osteoblast cells. Expression of EGFP was verified by flow cytometry, fluorescence microscopy, and immunostaining. Through these methods, it was identified the genotypes of the offspring and determined the levels of expression of EGFP in two cell types. A difference in expression between the (EGFP +/+) and (EGFP +/-) genotypes was also observed in addition to the presence of autofluorescence. Further studies on the natural fluorescence of cells with the (EGFP +/-) genotype and that induced by presence of the EGFP are necessary.</span></p> | <!--[if gte mso 9]><xml> <o:OfficeDocumentSettings> <o:AllowPNG/> </o:OfficeDocumentSettings> </xml><![endif]--><p class="MsoNormal">A proteína fluorescente verde (GFP) foi descrita pela primeira vez após ter sido extraída de Aequorea victoria em 1987. Desde então, a GFP e seus derivados têm sido amplamente utilizados em várias experiências como marcador celular e de proteínas. O objetivo do presente estudo foi o de verificar o genótipo dos descendentes de cruzamentos entre ratos Lewis LEW-Tg (EGFP) F455.5/Rrrc heterozigotos e de analisar a expressão da proteína fluorescente verde melhorada (EGFP) em diferentes tipos celulares e genótipos. O genótipo da descendência foi avaliado por PCR e pela análise da expressão da EGFP em diferentes células e genótipos, incluindo-se as células-tronco mesenquimais (MSC) derivadas de tecido adiposo e de osteoblastos de calvária. A expressão da EGFP foi verificada por citometria de fluxo, microscopia de fluorescência e imunocoloração. Foram, identificados os genótipos da descendência e determinados os níveis de expressão de EGFP em dois tipos de células. Foi também constatada uma diferença de expressão entre os genótipos (EGFP +/+) e (EGFP +/-) além da presença de autofluorescência. Mais estudos são necessários para esclarecer a fluorescência natural de células com o genótipo (EGFP +/-) e aquela induzida pela presença da EGFP.</p>
Показать больше [+] Меньше [-]Comparison between ultrasound images of the dog brain with and without the calvaria and its correlation with real anatomy | Comparação entre imagens ultrassonográficas do cérebro do cão com e sem a calota craniana e sua correlação com a anatomia real Полный текст
2013
Carla Aparecida Batista Lorigados | Ana Carolina Brandão Fonseca Pinto
<p>Bones are believed to be an effective barrier to obtain sonographic images. In fact, the large difference between acoustic impedances of surfaces of the soft and bone tissues generates significant image artifacts. However, transmission of the ultrasound beam depends on bone thickness and structure. Therefore, the temporal bone has been used as an acoustic window to access the brain of adult patients with ultrasonography. The purpose of this study was to assess the brain of adult dogs using ultrasonography with and without bone interposition, compare the images, and correlate them with the brain anatomy. Ten mesaticephalic adult dogs were used, and the ultrasound examination was performed through the magnum orifice and on the temporal, lateral parietal, and frontal bones. A small craniotomy was performed in the frontal bone for examination without bone interposition. We were able to acquire images of the brain with bone interposition. However, resolution of these images was lower than the ones obtained by craniotomy. Important anatomical structures were identified. Regarding the correlation and the wide availability of ultrasound equipment, it was concluded that ultrasound can be used as a tool for monitoring expansive intracranial lesions or in intraoperative procedures.</p> | <!--[if gte mso 9]><xml> <o:OfficeDocumentSettings> <o:AllowPNG/> </o:OfficeDocumentSettings> </xml><![endif]--><span style="font-size: 11.0pt; line-height: 115%; font-family: 'Calibri','sans-serif'; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: Calibri; mso-fareast-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi; mso-ansi-language: PT-BR; mso-fareast-language: EN-US; mso-bidi-language: AR-SA;">Os ossos são tidos como uma barreira intransponível para obtenção de imagens sonográficas, pois a grande diferença entre as impedâncias acústicas das superfícies de tecidos moles e ósseos gera importantes artefatos de reflexão, contudo, a transmissão do feixe ultrassônico depende da espessura e da estrutura óssea e neste caso o osso temporal tem sido usado como uma janela acústica para o acesso, por ultrassonografia, do encéfalo de pacientes adultos. O presente trabalho examinou o encéfalo de cães adultos com o emprego da ultrassonografia com e sem a interposição do crânio, comparou as imagens obtidas e as correlacionou com a anatomia encefálica. Foram examinados dez cães adultos, mesaticefálicos. O exame ultrassonográfico foi realizado através do orifício magno e dos ossos temporal, parietal (porção lateral) e frontal. No exame sem a interposição óssea foi realizada uma pequena craniotomia no osso frontal. As imagens do encéfalo com a interposição óssea apresentaram resolução inferior às obtidas por craniotomia. Importantes estruturas anatômicas foram identificadas. Devido à correlação e a sua ampla disponibilidade, concluiu-se que o aparelho de ultrassom pode ser usado para o acompanhamento de lesões intracranianas expansivas, bem como em procedimentos intraoperatórios.</span><!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal</w:View> <w:Zoom>0</w:Zoom> <w:TrackMoves/> <w:TrackFormatting/> <w:HyphenationZone>21</w:HyphenationZone> <w:PunctuationKerning/> <w:ValidateAgainstSchemas/> <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid> <w:IgnoreMixedContent>false</w:IgnoreMixedContent> <w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText> <w:DoNotPromoteQF/> <w:LidThemeOther>PT-BR</w:LidThemeOther> <w:LidThemeAsian>X-NONE</w:LidThemeAsian> <w:LidThemeComplexScript>X-NONE</w:LidThemeComplexScript> <w:Compatibility> <w:BreakWrappedTables/> <w:SnapToGridInCell/> <w:WrapTextWithPunct/> <w:UseAsianBreakRules/> <w:DontGrowAutofit/> <w:SplitPgBreakAndParaMark/> <w:EnableOpenTypeKerning/> <w:DontFlipMirrorIndents/> <w:OverrideTableStyleHps/> 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Показать больше [+] Меньше [-]Clinical and epidemiological characterization of leishmaniasis in dogs in São Paulo State | Caracterização clínica e epidemiológica das leishmanioses em cães no Estado de São Paulo Полный текст
2013
Cauê Pereira Toscano | Claudio Nazaretian Rossi | Vítor Márcio Ribeiro | Marcia Dalastra Laurenti | Carlos Eduardo Larsson
<!--[if gte mso 9]><xml> <o:OfficeDocumentSettings> <o:AllowPNG/> </o:OfficeDocumentSettings> </xml><![endif]--><p class="MsoNormal"><span style="mso-ansi-language: EN-US;" lang="EN-US">The occurrence of visceral or cutaneous canine leishmaniasis cases among dermatophatic dogs admitted to the veterinary teaching hospital School of Veterinary Medicine and Animal Husbandry - University of São Paulo from 1997 to 2008 was retrospectively characterized. For the diagnosis of 427 animals, serological (Enzyme-Linked Immunosorbent Assay, Indirect Immunofluorescence and/or Complement Fixation), parasitological and molecular (Polymerase Chain Reaction) tests were performed, which resulted in 117 (27.4%) confirmed positive cases. Of these, 96 (82.1%) were pure breed dogs and the others 21 (17.9%) were cross breed, being 57 (48.7%) females and 60 (51.3%) males. In terms of age, 26 (22.2%) were younger than 36 months, 48 (41%) were between 36 and 84 months, and 43 (36.8%) were older than seven years old. Sixty-four (54.7%) dogs were considered oligosymptomatic, 44 (37.6%) symptomatic, and the remaining nine (7.7%) asymptomatic. The main clinical findings were, in descending order, dermal lesions, lymphadenopathy, anemia, dysorexia, prostration and splenomegaly. As for hematological disorders, relative and absolute lymphopenia was the most important findings. Ninety-six (82.1%) of the positive animals correspond to allochthonus cases from São Paulo municipality.</span></p> | <!--[if gte mso 9]><xml> <o:OfficeDocumentSettings> <o:AllowPNG/> </o:OfficeDocumentSettings> </xml><![endif]--><p class="MsoNormal">Caracterizou-se retrospectivamente, a partir do ano de 1997 até março de 2008, a ocorrência de casos de leishmaniose, visceral ou tegumentar, dentre os cães dermatopatas atendidos em serviço especializado de hospital-escola veterinário de Faculdade de Medicina Veterinária e Zootecnia da Universidade de São Paulo. Para o diagnóstico em 427 animais, foram utilizados testes sorológicos (Ensaio Imunoenzimático Indireto, Imunofluorescência Indireta e/ou Fixação de Complemento), parasitológicos diretos e moleculares (Reação em Cadeia da Polimerase), que resultaram na confirmação de 117 (27,4%) casos positivos. Da amostragem, 96 (82,1%) eram cães de raça definida, os demais 21 (17,9%) não dispunham de plena definição racial, sendo 57 (48,7%) fêmeas e 60 (51,3%) machos. Quanto à faixa etária, 26 (22,2%) apresentavam idade inferior a 36 meses, 48 (41%) entre 36 e 84 meses e 43 (36,8%) ultrapassavam o sétimo ano de vida. Considerou-se 64 (54,7%) cães como oligossintomáticos, 44 (37,6%) sintomáticos e os nove (7,7%) remanescentes como assintomáticos. As principais alterações clínicas observadas foram, em ordem decrescente, lesões tegumentares, linfonodomegalia, anemia, disorexia, prostração e esplenomegalia. Quanto às alterações hematológicas, a mais importante foi a linfopenia relativa e absoluta. Dos animais positivos para a enfermidade, 96 (82,1%) correspondeu a casuística alóctone ao Município de São Paulo.</p><!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal</w:View> <w:Zoom>0</w:Zoom> <w:TrackMoves/> <w:TrackFormatting/> <w:HyphenationZone>21</w:HyphenationZone> <w:PunctuationKerning/> <w:ValidateAgainstSchemas/> <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid> <w:IgnoreMixedContent>false</w:IgnoreMixedContent> <w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText> <w:DoNotPromoteQF/> <w:LidThemeOther>PT-BR</w:LidThemeOther> <w:LidThemeAsian>X-NONE</w:LidThemeAsian> <w:LidThemeComplexScript>X-NONE</w:LidThemeComplexScript> <w:Compatibility> <w:BreakWrappedTables/> <w:SnapToGridInCell/> <w:WrapTextWithPunct/> <w:UseAsianBreakRules/> <w:DontGrowAutofit/> <w:SplitPgBreakAndParaMark/> <w:EnableOpenTypeKerning/> <w:DontFlipMirrorIndents/> <w:OverrideTableStyleHps/> </w:Compatibility> <m:mathPr> <m:mathFont m:val="Cambria Math"/> <m:brkBin m:val="before"/> 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Показать больше [+] Меньше [-]Faillure in the effect of the analogue (hCG) of luteinizing hormone on the luteal angiogenesis in rats (Rattus novergicus) | Ausência de efeito do análogo (hCG) do hormônio luteinizante na angiogênese luteal em ratas (Rattus novergicus) Полный текст
2013
Diego Gonçalves Silva | Diego Marcondes Guerra | Vinicius José Moreira Nogueira | Mariana Andrade Torres | Diego Feitosa Leal | Carlos Henrique Cabral Viana | Caroline Martins
<!--[if gte mso 9]><xml> <o:OfficeDocumentSettings> <o:AllowPNG/> </o:OfficeDocumentSettings> </xml><![endif]--><p class="MsoNormal"><span style="mso-ansi-language: EN-US;" lang="EN-US">The knowledge of the mechanisms that affect the control of the ovarian activity is essential for the success of reproduction biotechnologies. Although a number of studies have been carried out in which the luteinizing hormone (LH) was used to control the ovarian activity, little is known about its influence in the morphology and vascular formation of the corpus luteum, aiming to increase the local blood flow. Thus, the objective of the present experiment was the quantification of the vascular density of corpora lutea (Cls) in animals treated with human chorionic gonadotropin (hCG) just after ovulation. Therefore, eighteen wistar rats were used in this experiment. Eight rats in the treated group and ten rats in the control group. Corpora lutea were divided into two groups: group (A) treated with hCG in the following morning after copulation, and group (B) control animals which received an injection of 0.9% sodium chloride solution. Ovaries from each group were used for preparation of histological sections for vascular density qualification. No statistical significance was found between the two groups tested.</span></p><!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal</w:View> <w:Zoom>0</w:Zoom> <w:TrackMoves/> <w:TrackFormatting/> <w:HyphenationZone>21</w:HyphenationZone> <w:PunctuationKerning/> <w:ValidateAgainstSchemas/> <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid> <w:IgnoreMixedContent>false</w:IgnoreMixedContent> <w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText> <w:DoNotPromoteQF/> <w:LidThemeOther>PT-BR</w:LidThemeOther> <w:LidThemeAsian>X-NONE</w:LidThemeAsian> <w:LidThemeComplexScript>X-NONE</w:LidThemeComplexScript> <w:Compatibility> <w:BreakWrappedTables/> <w:SnapToGridInCell/> <w:WrapTextWithPunct/> <w:UseAsianBreakRules/> <w:DontGrowAutofit/> <w:SplitPgBreakAndParaMark/> <w:EnableOpenTypeKerning/> <w:DontFlipMirrorIndents/> <w:OverrideTableStyleHps/> </w:Compatibility> <m:mathPr> <m:mathFont m:val="Cambria Math"/> <m:brkBin m:val="before"/> <m:brkBinSub m:val="--"/> <m:smallFrac 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line-height:115%; mso-pagination:widow-orphan; font-size:11.0pt; font-family:"Calibri","sans-serif"; mso-ascii-font-family:Calibri; mso-ascii-theme-font:minor-latin; mso-hansi-font-family:Calibri; mso-hansi-theme-font:minor-latin; mso-fareast-language:EN-US;} </style> <![endif]--> | <!--[if gte mso 9]><xml> <o:OfficeDocumentSettings> <o:AllowPNG/> </o:OfficeDocumentSettings> </xml><![endif]--><p class="MsoNormal">A compreensão dos mecanismos de controle da atividade ovariana é necessária para o sucesso das biotecnologias da reprodução. Embora existam inúmeros trabalhos a respeito da aplicação do hormônio luteinizante (LH) na função ovariana, pouco se sabe sobre a sua influência na morfologia e formação da vasculatura do corpo lúteo (CL). Diante disto, o presente projeto teve como objetivo a quantificação da densidade vascular dos CLs de animais tratados com Gonadotrofina Corionica Humana (hCG) após a ovulação. Para tanto, foram utilizados ratas wistar, cujos CLs foram divididos em dois grupos: (A) tratado com hCG na manhã seguinte a cópula e (B) controle (solução fisiológica a 0,9 % de NaCl). Foram confeccionadas lâminas dos ovários dos animais para a quantificação da densidade vascular. 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Показать больше [+] Меньше [-]Leishmaniose visceral no Brasil Полный текст
2013
Mary Marcondes | Claudio Nazaretian Rossi
A leishmaniose visceral (LV) está entre as mais importantes doenças transmitidas por vetores que ocorrem no Brasil, principalmente devido ao seu caráter zoonótico. Atualmente, está presente em quase todo o território brasileiro, e seu controle é um desafio tanto para médicos veterinários como para agentes de saúde pública. O agente etiológico da doença é a Leishmania infantum (syn chagasi), e o principal vetor no Brasil é a Lutzomyia longipalpis. De todos os animais identificados como reservatórios da LV, o cão é considerado o reservatório doméstico mais importante. Apesar da doença já ter sido identificada em gatos, o papel epidemiológico desta espécie animal ainda é incerto. O presente artigo apresenta uma breve revisão sobre a situação epidemiológica da doença, a sua forma de transmissão, os aspectos clínicos nos cães e gatos, bem como possíveis fatores de risco associados à ocorrência da doença no Brasil.
Показать больше [+] Меньше [-]Effect of shadow availability at pasture on reproductive traits of Nelore bulls (Bos indicus) raised in southeastern Brazil Полный текст
2013
Octavio Fabián Bao Tarragó | Mariana de Paula Rodrigues | Fabiane Gilli Zaffalon | André Furugen Cesar de Andrade | Paulo Fantinato Neto | Maria Augusta Alonso | Rubens Paes de Arruda
Solar radiation is responsible for bull body temperature elevation. An alternative to minimize heat stress is to use artificial shade. Thus, this study aimed to evaluate the effect of thermal stress reduction, through shade availability, on reproductive characteristics of Nellore bulls (Bos indicus). For this, ten bulls were divided in: Available artificial shade (AS, n = 5) and Unavailable shade (US, n = 5). Each group was kept in two hectare paddocks, in which shade availability for group AS was artificially created. Animals were submitted to a clinical-reproductive evaluation and seminal analyses. No interaction was observed between treatments (AS and US) and time (8 collections) for all analyzed variables (P>0.05). No significant effect (P > 0.05) of treatment was observed for all parameters analyzed. So, it can be concluded that the absence of shaded areas during summer does not negatively affect reproductive characteristics such as: scrotal circumference, testicular consistency, progressive motility, percentage of rapidly moving cells (Computer Assisted Semen Analysis - CASA), morphology or sperm viability in Nellore bulls raised in southeastern Brazil, considering that results could be different in other regions of the country where average temperature is higher.
Показать больше [+] Меньше [-]Desenvolvimento biométrico e desempenho de frangos de corte submetidos a diferentes períodos de jejum pós-eclosão Полный текст
2013
Letícia Souza Silva Carvalho | Camila Alves Machado | Naiara Simarro Fagundes | Fernanda Heloisa Litz | Evandro de Abreu Fernandes
Foram avaliados os efeitos do tempo de jejum pós-eclosão sobre a biometria dos órgãos do trato digestório e o desempenho zootécnico de frangos de corte. Foram utilizadas 640 aves, sexadas, distribuídas em delineamento experimental inteiramente casualizado com quatro períodos de jejum pós-eclosão (0, 12, 24 e 36 horas) e quatro repetições de 40 aves cada (20 fêmeas e 20 machos). A avaliação do peso vivo e da biometria dos órgãos no alojamento das aves revelou perda de peso relativo do saco vitelino e que a redução no peso vivo nesta fase foi tanto maior quanto maior o tempo decorrido entre nascimento e alojamento. O jejum influenciou o peso relativo de todos os órgãos do trato digestório, exceto para esôfago + papo que permaneceram inalterados. Com o aumento do tempo de jejum houve aumento do peso relativo de proventrículo + moela, intestino delgado + pâncreas, intestino grosso e fígado + vesícula biliar. O peso vivo aos 7 e 21 dias de idade foi maior nas aves que permaneceram em restrição de 24 e 36 horas de jejum. Todavia, as demais variáveis de desempenho não foram influenciadas pelo jejum. Portanto, o uso de até 36 horas de jejum póseclosão afetou o desenvolvimento biométrico do trato digestório, no entanto, o desempenho zootécnico dos frangos de corte aos 42 dias de idade não foi influenciado pela restrição alimentar.
Показать больше [+] Меньше [-]Valores bioquímicos de jiboia (Boa constrictor) Полный текст
2013
Kalena Barros da Silva | Diego Carvalho Viana | Dglan Firmo Dourado | Alana Lislea de Sousa | José Ribamar Silva Junior | Daniel Praseres Chaves | Antonia Santos Oliveira
Foram determinados os valores médios dos indicadores bioquímicos sanguíneos: glicose, ureia, creatinina, aspartato aminotransferase (AST), alanina aminotransferase (ALT), amilase e lipase de jiboias (Boa constrictor) e comparados os valores das concentrações encontradas entre os grupos de machos e fêmeas. Foram utilizados 12 espécimes de Boa constrictor, dos quais sete machos e cinco fêmeas. A comparação das médias dos indicadores bioquímicos entre os grupos de machos e fêmeas indicou ausência de influência significativa de fatores sexuais. As técnicas bioquímicas tradicionais foram adequadas para a determinação desses indicadores para esta espécie.
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