Results 81 to 90 of about 5,274 (157)

Citogenética de aves. I. Cariologia de aves e o desenvolvimento da citogenética

open access: yes, 2004
This review article shows not only the general relationship between the development of bird cariology and the development of general cytogenetics, but also the paucity of bird cytogenetic data, and the perspectives in this research area.Revisão ...
Waldrigues, Aldo
core   +1 more source

Mapping of Repetitive Sequences in Brachyhypopomus brevirostris (Hypopomidae, Gymnotiformes) from the Brazilian Amazon

open access: yesAnimals
Brachyhypopomus (Hypopomidae, Gymnotiformes) is a monophyletic genus consisting of 28 formally described species. Karyotypic data are available for 12 species. The same karyotype is described for two species (B. brevirostris and B. hamiltoni), as well as
Paula Pinto Rodrigues   +5 more
doaj   +1 more source

What defines a bimodal karyotype? Bimodality revisited

open access: yesCaryologia
Bimodal karyotypes, initially defined by Avdulov, are characterized by one large and one small set of chromosomes, reflecting a particular type of karyotype asymmetry. Despite later discussions by Stebbins, the absence of a quantitative criterion has led
Leylson Ferreira Araújo   +3 more
doaj   +1 more source

Caracterización cromosómica de dos especies icticas nativas; guapucha, (Grundulus bogotensis) y capitan, (Eremophilus mutisii), de la sabana de Bogotá

open access: yesActa Biológica Colombiana, 1992
Grundulus bogotensis Humboldt 1821 (Guapucha) and Eremophilus mutisii Humboldt 1805 (Capitán), from the Neusa reservoir (Cundinamarca-Colombia), were characterized on the basia cariology. The Guapucha, Grundulus bogotensis (Pisces: characidae), exhibited
Julio A. Gonzalez   +2 more
doaj  

Sílabo de Citogenética

open access: yes
Los contenidos que la asignatura desarrolla son: Citogenética Huma-na, importancia y evolución, organización de la cromatina y los cromosomas, mecanismos epigenéticos, el ciclo celular.
Universidad Continental
core  

Sexagem citogenética em passeriformes (aves)

open access: yes, 2015
Foi realizada a análise citogenética em 17 aves de seis espécies da ordem Passeriformes, utilizando o método decultura de polpa de penas jovens: sexagem. O objetivo deste trabalho é divulgar tal método, que permite um procedimentocompletamente inofensivo
Nogueira, Denise Monnerat   +3 more
core  

Cien cariotipos fetales acreditados en Costa Rica, años 2009 y 2010 One Hundred Accredited Fetal Karyotypes in Costa Rica During 2009 and 2010

open access: yesActa Médica Costarricense, 2011
Objetivo: La identificación de cromosomopatía fetal es un factor importante para el mejor manejo perinatal y pediátrico en los embarazos de alto riesgo.
Isabel Castro-Volio   +2 more
doaj  

Correction: Identification of variants in genes associated with hypertrophic cardiomyopathy in Mexican patients. [PDF]

open access: yesMol Genet Genomics, 2023
García-Vielma C   +6 more
europepmc   +1 more source

Contribución al conocimiento del género Stachys en la provincia de Tucumán

open access: yesLilloa, 1973
Este trabajo aborda las observaciones anatómicas y cariológicas de la especie Stachys petiolosa Briq., en las que se utilizaron muestras de la llanura de la provincia de Tucumán. Las observaciones anatómicas incluyen el estudio de raíz, tallo y hoja.
Ana María F. de Fernández   +1 more
doaj  

EHA2024 Hybrid Congress

open access: yes
HemaSphere, Volume 8, Issue S1, June 2024.
wiley   +1 more source

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