Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis (Pisces: Centropomidae)

The common snook Centropomus undecimalis inhabits marine, brackish and freshwater habitats in the Western Central Atlantic Ocean, including the Gulf of Mexico. Common snook is an economically important fish in many localities, nevertheless the number of studies on its biology and genetics are still...

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Main Authors:	Arias-Rodriguez, Lenin, Indy, Jeane R., Ahumada-Hernández, Rosa I., Barragán-Cupido, Helen, Ávalos-Lázaro, Antonieta A., Páramo-Delgadillo, Salomón
Format:	Online
Language:	spa
Published:	Universidad de Costa Rica 2011
Online Access:	https://revistas.ucr.ac.cr/index.php/rbt/article/view/3132

id	RBT3132
record_format	ojs
spelling	RBT31322022-06-06T18:56:43Z Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis(Pisces: Centropomidae) Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis (Pisces: Centropomidae) Arias-Rodriguez, Lenin Indy, Jeane R. Ahumada-Hernández, Rosa I. Barragán-Cupido, Helen Ávalos-Lázaro, Antonieta A. Páramo-Delgadillo, Salomón karyotype chromosome common snook Centropomus undecimalis cariotipo cromosoma robalo blanco The common snook Centropomus undecimalis inhabits marine, brackish and freshwater habitats in the Western Central Atlantic Ocean, including the Gulf of Mexico. Common snook is an economically important fish in many localities, nevertheless the number of studies on its biology and genetics are still few. The present study attempts to establish the cytogenetic profiles of the specimens collected in Paraiso Municipality Tabasco, Mexico. Tissue of five females and eight male organisms were processed by conventional cytological techniques to obtain chromosome slides of high quality in order to assemble the karyotype. The results from the kidney tissue analysis showed that 85.1% of 288 mitosis had a 2n=48 chromosomes, and 52.8% of 104 meiosis exhibited the haploid number 1n=24. The diploid karyotype showed 48 monoarmed chromo-somes of the telocentric (T) type. There was no chromosome heteromorphism between females and males. The diploid karyotype was very similar to that observed in the majority of marine fishes. The common snook Centropomus undecimalis inhabits marine, brackish and freshwater habitats in the Western Central Atlantic Ocean, including the Gulf of Mexico. Common snook is an economically important fish in many localities, nevertheless the number of studies on its biology and genetics are still few. The present study attempts to establish the cytogenetic profiles of the specimens collected in Paraiso Municipality Tabasco, Mexico. Tissue of five females and eight male organisms were processed by conventional cytological techniques to obtain chromosome slides of high quality in order to assemble the karyotype. The results from the kidney tissue analysis showed that 85.1% of 288 mitosis had a 2n=48 chromosomes, and 52.8% of 104 meiosis exhibited the haploid number 1n=24. The diploid karyotype showed 48 monoarmed chromosomes of the telocentric (T) type. There was no chromosome heteromorphism between females and males. The diploid karyotype was very similar to that observed in the majority of marine fishes. Universidad de Costa Rica 2011-06-01 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Article Text application/pdf https://revistas.ucr.ac.cr/index.php/rbt/article/view/3132 10.15517/rbt.v0i0.3132 Revista de Biología Tropical; Vol. 59 No. 2 (2011): Volume 59 – Regular number 2 – June 2011; 683–692 Revista de Biología Tropical; Vol. 59 Núm. 2 (2011): Volumen 59 – Número regular 2 – Junio 2011; 683–692 Revista Biología Tropical; Vol. 59 N.º 2 (2011): Volume 59 – Regular number 2 – June 2011; 683–692 2215-2075 0034-7744 10.15517/rbt.v0i0 spa https://revistas.ucr.ac.cr/index.php/rbt/article/view/3132/3039 Copyright (c) 2011 Revista de Biología Tropical http://creativecommons.org/licenses/by/4.0
institution	Universidad de Costa Rica
collection	Revista de Biología Tropical
language	spa
format	Online
author	Arias-Rodriguez, Lenin Indy, Jeane R. Ahumada-Hernández, Rosa I. Barragán-Cupido, Helen Ávalos-Lázaro, Antonieta A. Páramo-Delgadillo, Salomón
spellingShingle	Arias-Rodriguez, Lenin Indy, Jeane R. Ahumada-Hernández, Rosa I. Barragán-Cupido, Helen Ávalos-Lázaro, Antonieta A. Páramo-Delgadillo, Salomón Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis (Pisces: Centropomidae)
author_facet	Arias-Rodriguez, Lenin Indy, Jeane R. Ahumada-Hernández, Rosa I. Barragán-Cupido, Helen Ávalos-Lázaro, Antonieta A. Páramo-Delgadillo, Salomón
author_sort	Arias-Rodriguez, Lenin
description	The common snook Centropomus undecimalis inhabits marine, brackish and freshwater habitats in the Western Central Atlantic Ocean, including the Gulf of Mexico. Common snook is an economically important fish in many localities, nevertheless the number of studies on its biology and genetics are still few. The present study attempts to establish the cytogenetic profiles of the specimens collected in Paraiso Municipality Tabasco, Mexico. Tissue of five females and eight male organisms were processed by conventional cytological techniques to obtain chromosome slides of high quality in order to assemble the karyotype. The results from the kidney tissue analysis showed that 85.1% of 288 mitosis had a 2n=48 chromosomes, and 52.8% of 104 meiosis exhibited the haploid number 1n=24. The diploid karyotype showed 48 monoarmed chromosomes of the telocentric (T) type. There was no chromosome heteromorphism between females and males. The diploid karyotype was very similar to that observed in the majority of marine fishes.
title	Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis (Pisces: Centropomidae)
title_short	Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis (Pisces: Centropomidae)
title_full	Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis (Pisces: Centropomidae)
title_fullStr	Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis (Pisces: Centropomidae)
title_full_unstemmed	Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis (Pisces: Centropomidae)
title_sort	caracterización cariotípica en mitosis y meiosis del robalo blanco centropomus undecimalis (pisces: centropomidae)
title_alt	Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis(Pisces: Centropomidae)
publisher	Universidad de Costa Rica
publishDate	2011
url	https://revistas.ucr.ac.cr/index.php/rbt/article/view/3132
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Caracterización cariotípica en mitosis y meiosis del robalo blanco Centropomus undecimalis (Pisces: Centropomidae)

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