Mycoplasma Hyorhinis
Mostrando 1-12 de 73 artigos, teses e dissertações.
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1. Bacteria arise at the border of mycoplasma-infected HeLa cells, containing cytoplasm with either malformed cytosol, mitochondria and endoplasmic reticulum or tightly adjoined smooth vacuoles
ABSTRACT A study with transmission electron microscopy of mycoplasma-contaminated HeLa cells using five cell donors referred to as donors A, B, C, D and E, observations are herein presented. Experiments performed with cells from donors B, C and D, revealed the presence of Mycoplasma hyorhinis after PCR and sequencing experiments. Bacteria probably originated
Rev. Inst. Med. trop. S. Paulo. Publicado em: 21/12/2017
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2. Infecção por Mycoplasma hyorhinis em casos precoces de pneumonia micoplásmica em suínos e comparação entre técnicas diagnósticas
RESUMO: A pneumonia micoplásmica causada por bactérias do gênero Mycoplasma é uma enfermidade de grande importância para indústria suinícola, sendo ainda controverso o papel desempenhado por Mycoplasma hyorhinis nessa doença. A confirmação da presença dessas bactérias bem como a identificação de seus papéis em doenças respiratórias continua
Pesq. Vet. Bras.. Publicado em: 2017-10
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3. Aspectos patológicos e microbiológicos das doenças respiratórias em suínos de terminação no Brasil
Resumo: Para avaliação dos aspectos patológicos e microbiológicos de casos clínicos de doenças respiratórias em suínos de terminação foram analisados 75 suínos doentes oriundos de 36 lotes. Suínos que apresentavam sinais clínicos respiratórios evidentes foram necropsiados para avaliação macroscópica e colheita de amostras para análise histo
Pesq. Vet. Bras.. Publicado em: 2015-08
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4. Experimental infection of BHK21 and Vero cell lines with different Mycoplasma spp.
Mycoplasma spp, belongs to the class Mollicutes and is capable to produce alterations in cellular cultures causing damages to the biotechnological industry. Bioproducts generally require two essential inputs, bovine serum and cells. The study herein aims to evaluate the mycoplasma concentrations that affect the growing of BHK21 and Vero cells. The species us
Braz. J. Microbiol.. Publicado em: 2014-12
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5. Estudo etiológico e patológico de pneumonias em javalis criados de forma confinada no estado do Rio Grande do Sul / Etiological and pathological study of pneumonia in captive wild-boars in the state of Rio Grande do Sul
As doenças respiratórias são muito comuns na produção intensiva de suínos, já em javalis são escassas informações sobre prevalência, etiologia e apresentação clínico-patológica destas enfermidades. No entanto, a presença de patógenos respiratórios comuns entre javalis selvagens e confinados e suínos domésticos já foi relatada. Este traba
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2012
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6. Mycoplasmas hyorhinis in different regions of cuba: diagnosis
M. hyorhinis is considered one of the etiological agents of arthritis in sucking pigs, but recently as seen, some strains can produce pneumonia that could not be distinguished from the mycoplasmosis caused by M. hyopneumoniae. The study was conducted to research the presence of Mycoplasma hyorhinis (M. hyorhinis ) in different regions of the country from exu
Brazilian Journal of Microbiology. Publicado em: 2011-06
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7. Isolamento de micoplasma de suínos com problemas respiratórios e tipificação dos isolados pela PFGE e seqüenciamento do gene 16S rRNA. / Isolation of swine origin mycoplasmas from specimens with respiratory disturbances and typification of isolates by PFGE and 16S rRNA sequencing gene.
As doenças respiratórias são responsáveis, na suinocultura, por grandes perdas econômicas e entre os agentes destacam-se os micoplasmas. Foram coletadas 126 amostras de muco nasal/tonsilar, e fragmentos de 78 pulmões, 2 de traquéia e 2 de tonsila. No isolamento foi utilizado o meio FRIIS modificado, na identificação, a Multiplex-PCR e na tipificaç�
Publicado em: 2009
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8. Detection of multiple mycoplasma infection in cell cultures by PCR
A total of 301 cell cultures from 15 laboratories were monitored for mycoplasma (Mollicutes) using PCR and culture methodology. The infection was detected in the cell culture collection of 12 laboratories. PCR for Mollicutes detected these bacteria in 93 (30.9%) samples. Although the infection was confirmed by culture for 69 (22.9%) samples, PCR with generic
Brazilian Journal of Medical and Biological Research. Publicado em: 2006-07
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9. Cloned genomic DNA sequences from Mycoplasma hyorhinis encoding antigens expressed in Escherichia coli.
A library of cloned Mycoplasma hyorhinis genomic sequences was constructed by incorporation of EcoRI digestion fragments of mycoplasma DNA into the lambda Charon 4A bacteriophage vector. Immunological screening of recombinant phage plaques identified clones containing genes encoding mycoplasma antigenic structures expressed in an Escherichia coli host. Two s
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10. Chemical and Serological Properties of Mycoplasma hyorhinis Fractions
Mycoplasma hyorhinis organisms were fractionated into lipid, carbohydrate, and protein fractions by chemical and physiochemical procedures. When all fractions were tested for complement fixation and inhibition of growth inhibition activity, only the protein fractions possessed activity. Thus, it appears that the major antigenic component of M. hyorhinis is a
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11. Growth of Mycoplasma hyorhinis cultivar alpha on semisynthetic medium.
Serial passage of Mycoplasma hyorhinis cultivar alpha (formerly noncultivable strains) has been accomplished in modified CMRL-1066 medium with fetal bovine serum. In modified CMRL-1066 liquid medium, cultivar alpha strains grow at a similar rate and to equivalent titers when compared with BTS-7, the type strain of the species. Further experiments with BTS-7
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12. Infection of mouse lymphoblastoid cell lines with Mycoplasma hyorhinis: complex nature of mycoplasma-host cell interactions.
Mycoplasma hyorhinis infection of lymphoid cells is a complex process. Mycoplasmas adsorb to cell surface receptors and undergo lateral redistribution on the cell membrane. This process culminates in the formation of co-caps of mycoplasmas and specific cell surface antigens. One or more of these antigens may be a M. hyorhinis receptor(s) or may bear a recept