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New methodologies for the construction of polyether librariesBouloc, Nathalie Sylvie January 2000 (has links)
No description available.
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Avaliação de métodos preventivos de coccidiose para perus de corteMilbradt, Elisane Lenita [UNESP] 21 December 2009 (has links) (PDF)
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milbradt_el_me_botfmvz.pdf: 618674 bytes, checksum: f9989c313b2f2cc46addf64bb9019c37 (MD5) / Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) / Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) / Universidade Estadual Paulista (UNESP) / Com o objetivo de avaliar a eficiência de diferentes métodos preventivos de coccidiose para perus de corte, foram utilizados 420 perus de corte, fêmeas da linhagem BUT 9 distribuídas em um delineamento experimental inteiramente casualizado dividido em quatro tratamentos: T1- dieta controle sem vacinação contra coccidiose e droga anticoccidiana, T2- dieta acrescida de droga anticoccidiana do 1º até os 60 dias de vida das aves (maduramicina 1%, 5ppm), T3- vacinação contra coccidiose (vacina comercial), T4- imunização pela exposição à cepas de campo (pool de oocistos). A administração da vacina e do pool de oocistos foi realizada via ração, no sétimo dia de vida das aves. As aves foram alojadas com densidade de 21 aves/m² até o sétimo dia, 9,8 aves/m² entre o oitavo dia e a sexta semana e, 4,2 aves/m² até a idade do abate, 70 dias. Aos 21 dias de idade, as aves foram submetidas ao desafio de coccidiose, representado por um pool de oocistos, sem a identificação das espécies, na dosagem de 20.000 oocistos por ave, a qual foi aplicada diretamente no esôfago. Os resultados foram submetidos à análise de variância (ANOVA) com auxílio do programa estatístico SAS, as médias comparadas pelo teste “t” a 5% de significância. A análise do experimento foi dividida em duas partes, sendo, fase inicial compreendida entre o dia do alojamento e o 28º dia de vida e fase final, compreendida entre o 29º dia até o abate. Na fase inicial, os tratamentos influenciaram (P≤0,05) o peso médio semanal, o ganho de peso médio, a conversão alimentar e o consumo médio de ração semanal, sendo que as aves do tratamento controle apresentaram desempenho inferior quando comparado aos demais. Na fase final, as aves apresentaram excelente recuperação do desempenho, sendo que somente o peso médio, aos 70 dias, foi afetado pelos tratamentos (P≤0,05)... / In order to evaluate the effectiveness of various preventive methods of coccidiosis control for turkeys, four hundred and twenty females BUT 9 strain were used distributed in a completely randomized design divided into four treatments: T1- control diet without coccidiosis vaccination and anticoccidial drug, T2- control diet increased by anticoccidial drug at the 1st until 60 days of age (maduramicin 1%, 5ppm), T3- control diet and vaccination (commercial vaccine), T4- control diet and oocysts mixed pool administration. The vaccine and pool administration was done into diet, on the seventh day of age. The birds were housed with a 21 birds / m² density by seventh day, 9.8 birds / m² of at the eighth day until sixth week, and 4.2 birds / m² up to the age of slaughter, 70 days. At 21 days of age, birds were submitted to the challenge of coccidiosis, represented by an oocysts pool without identifying the species, the dose of 20,000 oocysts/bird, which was applied directly in the birds’ esophagus. The results were submitted to variance analysis (ANOVA) using the SAS statistical program and compared by means of Test “t” to 5%. The trial analysis was divided into two parts, the initial stage understood at housing day until 28th day of age, and the final stage, at 29th day until killing. In the initial stage, the treatments affected (P ≤ 0.05) the weekly weight average, weight gain average, feed conversion, weekly consumption average and total feed intake, and the birds in the control treatment showed worse performance compared with others. In the final stage, the birds showed excellent performance recovery, with only the weight average, at 70 days, was affected by treatments (P ≤ 0.05). Therefore, all prevention and control methods of coccidiosis applied were efficient, as well as no adverse effect on the parameters evaluated, were still able to protect the birds... (Complete abstract click electronic access below)
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Diagn?stico e controle das coccidioses causadas por esp?cies do g?nero Isospora Schneider, 1881 (Apicomplexa : Eimeriidae) em p?ssaros mantidos em regime de quarentena / Diagnosis and control of coccidiosis caused by species of genus Isospora Schneider 1881 (Apicomplexa: Eimeriidae) in passerine birds kept under quarantine.Coelho, Cleide Domingues 28 February 2012 (has links)
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Previous issue date: 2012-02-28 / Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior - CAPES / Parasites can affect the physical condition, survival and reproduction of birds may be an
important factor in the life history of the host, exerting strong pressure ecological and
evolutionary. Among the most important parasites affecting passerine birds, Isospora species
were included, and the oocysts counts were used for estimating infection in wild birds as well
as essential for studies of prevalence, diagnosis and control of coccidiosis in birds from
seizures of wild animals, and keeping under quarantine at Wild Animal Sorting Center and
latter for the release. This study aimed to determine the circadian rhythm or periodicity in the
elimination of oocysts of Isospora species in Passeriformes, and identify the species of
parasite found and verify the effectiveness and prophylaxis of anticoccidial drugs during the
quarantine period. In a total of 1393 fecal samples were collected from birds of the order
Passeriformes belonging to different families and species, from the apprehensions of wild
animals and sent to CETAS (Wild Animal Sorting Center)/IBAMA at Municipality of
Serop?dica in the State of Rio de Janeiro. After a period of sporulation, the samples were
subjected to centrifugal flotation technique with sucrose, quantified and the results expressed
in OoPD (oocysts per defecation). The results showed that, regardless of the continent where
the birds live, photoperiod is an important factor in maintaining the schedule for the
elimination of oocysts of the genus Isospora. Birds of several families had an OoPD means,
in relationship of shedding oocysts in the feces, the highest eliminations is in the afternoon.
For control of coccidiosis in these birds, throughout the use of anticoccidial drugs were
observed that the effectiveness may vary with the species of the parasite and the birds,
because they have different feeding habits and behavior, which may influence the response to
treatment / Os parasitos podem afetar a condi??o f?sica, sobreviv?ncia e reprodu??o das aves, podendo
ser um importante fator na hist?ria de vida do hospedeiro, exercendo forte press?o ecol?gica e
evolucion?ria. Dentre os parasitos mais importantes que afetam os Passeriformes podemos
citar os cocc?dios do g?nero Isospora, e a estimativa da infec??o em p?ssaros silvestres ?
essencial para os estudos de preval?ncia, diagn?stico e controle deste cocc?dio nas aves
oriundas de apreens?es do tr?fico de animais silvestres, encaminhadas e mantidas sob regime
de quarentena nos centros de triagem de animais silvestres e destinadas ? soltura. Este
trabalho teve por objetivo, determinar o ritmo circadiano ou periodicidade na elimina??o de
oocistos de Isospora spp. em Passeriformes, assim como identificar as esp?cies do parasito
encontradas e verificar a efic?cia dos anticocc?dios na profilaxia durante o per?odo de
quarentena. Foram coletadas 1393 amostras fecais de aves da ordem Passeriformes
pertencentes ? diversas fam?lias e esp?cies, oriundas da apreens?es do tr?fico de animais
silvestres e encaminhadas ao CETAS/IBAMA, Serop?dica, RJ. Ap?s um per?odo de
esporula??o, as amostras foram submetidas a t?cnica de centr?fugo-flutua??o com sacarose,
quantificadas e os resultados expressos em OoPD (oocistos por defeca??o). Os resultados
demonstraram que independentemente do continente onde as aves habitam, o fotoper?odo ?
um fator importante na manuten??o da periodicidade da elimina??o dos oocistos de Isospora
spp. e os Passeriformes de diversas fam?lias apresentaram um valor m?dio de OoPD mais
elevado no per?odo da tarde. Foi verificado o controle da coccidiose nestes p?ssaros atrav?s
do uso de anticocc?dios e observou-se que a efic?cia pode variar de acordo com a esp?cie do
parasito e dos p?ssaros, os quais apresentam h?bitos comportamentais e alimentares
diversificados que podem influenciar na resposta ao tratamento.
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Avaliação de métodos preventivos de coccidiose para perus de corte /Milbradt, Elisane Lenita, 1978- January 2009 (has links)
Resumo: Com o objetivo de avaliar a eficiência de diferentes métodos preventivos de coccidiose para perus de corte, foram utilizados 420 perus de corte, fêmeas da linhagem BUT 9 distribuídas em um delineamento experimental inteiramente casualizado dividido em quatro tratamentos: T1- dieta controle sem vacinação contra coccidiose e droga anticoccidiana, T2- dieta acrescida de droga anticoccidiana do 1º até os 60 dias de vida das aves (maduramicina 1%, 5ppm), T3- vacinação contra coccidiose (vacina comercial), T4- imunização pela exposição à cepas de campo (pool de oocistos). A administração da vacina e do pool de oocistos foi realizada via ração, no sétimo dia de vida das aves. As aves foram alojadas com densidade de 21 aves/m² até o sétimo dia, 9,8 aves/m² entre o oitavo dia e a sexta semana e, 4,2 aves/m² até a idade do abate, 70 dias. Aos 21 dias de idade, as aves foram submetidas ao desafio de coccidiose, representado por um pool de oocistos, sem a identificação das espécies, na dosagem de 20.000 oocistos por ave, a qual foi aplicada diretamente no esôfago. Os resultados foram submetidos à análise de variância (ANOVA) com auxílio do programa estatístico SAS, as médias comparadas pelo teste "t" a 5% de significância. A análise do experimento foi dividida em duas partes, sendo, fase inicial compreendida entre o dia do alojamento e o 28º dia de vida e fase final, compreendida entre o 29º dia até o abate. Na fase inicial, os tratamentos influenciaram (P≤0,05) o peso médio semanal, o ganho de peso médio, a conversão alimentar e o consumo médio de ração semanal, sendo que as aves do tratamento controle apresentaram desempenho inferior quando comparado aos demais. Na fase final, as aves apresentaram excelente recuperação do desempenho, sendo que somente o peso médio, aos 70 dias, foi afetado pelos tratamentos (P≤0,05)... (Resumo completo, clicar acesso eletrônico abaixo) / Abstract: In order to evaluate the effectiveness of various preventive methods of coccidiosis control for turkeys, four hundred and twenty females BUT 9 strain were used distributed in a completely randomized design divided into four treatments: T1- control diet without coccidiosis vaccination and anticoccidial drug, T2- control diet increased by anticoccidial drug at the 1st until 60 days of age (maduramicin 1%, 5ppm), T3- control diet and vaccination (commercial vaccine), T4- control diet and oocysts mixed pool administration. The vaccine and pool administration was done into diet, on the seventh day of age. The birds were housed with a 21 birds / m² density by seventh day, 9.8 birds / m² of at the eighth day until sixth week, and 4.2 birds / m² up to the age of slaughter, 70 days. At 21 days of age, birds were submitted to the challenge of coccidiosis, represented by an oocysts pool without identifying the species, the dose of 20,000 oocysts/bird, which was applied directly in the birds' esophagus. The results were submitted to variance analysis (ANOVA) using the SAS statistical program and compared by means of Test "t" to 5%. The trial analysis was divided into two parts, the initial stage understood at housing day until 28th day of age, and the final stage, at 29th day until killing. In the initial stage, the treatments affected (P ≤ 0.05) the weekly weight average, weight gain average, feed conversion, weekly consumption average and total feed intake, and the birds in the control treatment showed worse performance compared with others. In the final stage, the birds showed excellent performance recovery, with only the weight average, at 70 days, was affected by treatments (P ≤ 0.05). Therefore, all prevention and control methods of coccidiosis applied were efficient, as well as no adverse effect on the parameters evaluated, were still able to protect the birds... (Complete abstract click electronic access below) / Orientador: Ariel Antonio Mendes / Coorientador: Márcia Regina Boaro Fernandes Martins / Banca: Raphael Lúcio Andreatti / Banca: Marcelo Vasconcelos Meirelles / Banca: Ariel Antônio Mendes / Mestre
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Étude de l'impact de deux traitements, dont un sans antibiotiques, sur la santé digestive et les populations de Clostridium perfringens dans des élevages de poulets de chairGaucher, Marie-Lou 05 1900 (has links)
No description available.
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