An overview on the phylogenetic classification of Brucella

The genus Brucella is a globally distributed intracellular pathogen that affects animals and humans and presents low genetic variability, which is a challenge for its phylogenetic reconstruction. Genus differentiation originally occurred due to its preference for a certain host and analyses througho...

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Main Authors: Juana Vidal, Luisa Ortiz, Martha Olivera
Format: Article
Language:Spanish
Published: Universidad de Ciencias Aplicadas y Ambientales 2018-06-01
Series:Revista U.D.C.A Actualidad & Divulgación Científica
Subjects:
Online Access:https://revistas.udca.edu.co/index.php/ruadc/article/view/669
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author Juana Vidal
Luisa Ortiz
Martha Olivera
author_facet Juana Vidal
Luisa Ortiz
Martha Olivera
author_sort Juana Vidal
collection DOAJ
description The genus Brucella is a globally distributed intracellular pathogen that affects animals and humans and presents low genetic variability, which is a challenge for its phylogenetic reconstruction. Genus differentiation originally occurred due to its preference for a certain host and analyses throughout the years to classify the genus Brucella and its strains, depended on the techniques used, the number of strains or the methods of phylogenetic reconstruction . Its history goes from recognizing the entire genus as unique B. mellitensis species with multiple varieties, to recognizing more than ten species . This review shows the journey through the techniques that have been used to differentiate the genus Brucella, which, although they have generated clarity in the grouping of some species, still leaves doubts in related to the oldest species, their divergence and the type of grouping of the new species discovered . The application of new technologies such as phylogenomics is contributing to solve these questions.
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spelling doaj.art-10dbc1e829454cfbbe98bc33bbd1bf6b2022-12-21T23:59:39ZspaUniversidad de Ciencias Aplicadas y AmbientalesRevista U.D.C.A Actualidad & Divulgación Científica0123-42262619-25512018-06-0121110.31910/rudca.v21.n1.2018.669669An overview on the phylogenetic classification of BrucellaJuana VidalLuisa OrtizMartha OliveraThe genus Brucella is a globally distributed intracellular pathogen that affects animals and humans and presents low genetic variability, which is a challenge for its phylogenetic reconstruction. Genus differentiation originally occurred due to its preference for a certain host and analyses throughout the years to classify the genus Brucella and its strains, depended on the techniques used, the number of strains or the methods of phylogenetic reconstruction . Its history goes from recognizing the entire genus as unique B. mellitensis species with multiple varieties, to recognizing more than ten species . This review shows the journey through the techniques that have been used to differentiate the genus Brucella, which, although they have generated clarity in the grouping of some species, still leaves doubts in related to the oldest species, their divergence and the type of grouping of the new species discovered . The application of new technologies such as phylogenomics is contributing to solve these questions.https://revistas.udca.edu.co/index.php/ruadc/article/view/669MonophyleticParaphyleticPolyphyleticcladeDivergence
spellingShingle Juana Vidal
Luisa Ortiz
Martha Olivera
An overview on the phylogenetic classification of Brucella
Revista U.D.C.A Actualidad & Divulgación Científica
Monophyletic
Paraphyletic
Polyphyletic
clade
Divergence
title An overview on the phylogenetic classification of Brucella
title_full An overview on the phylogenetic classification of Brucella
title_fullStr An overview on the phylogenetic classification of Brucella
title_full_unstemmed An overview on the phylogenetic classification of Brucella
title_short An overview on the phylogenetic classification of Brucella
title_sort overview on the phylogenetic classification of brucella
topic Monophyletic
Paraphyletic
Polyphyletic
clade
Divergence
url https://revistas.udca.edu.co/index.php/ruadc/article/view/669
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