Results 31 to 40 of about 66,910 (298)
G-banding of plant chromosomes [PDF]
A method for the staining of the chromosomal material of plant cells so as to induce G-Bands, useful in plant genetic studies such as hydridization. G-Banding is induced by contacting living plant cells, such as those of plants of the family Gramineae ...
Hsu, Tao-Chiuh
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In this work, Bunocephalus doriae was cytogenetically analyzed. A karyotype with a diploid number of 2n= 50 comprising 6m, 10sm, 6st, and 28a (FN= 72) chromosomes was observed.
Alberto Sérgio Fenocchio +1 more
doaj +1 more source
The origin of human chromosome 2 analyzed by comparative chromosome mapping with a DNA microlibrary [PDF]
Fluorescencein situ hybridization (FISH) of microlibraries established from distinct chromosome subregions can test the evolutionary conservation of chromosome bands as well as chromosomal rearrangements that occurred during primate evolution and will ...
A Baldini +32 more
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A comparative chromosome banding analysis of Chironomus solitus Linevich & Erbaeva, 1971 and Chironomus anthracinus Zetterstedt, 1860 from East Siberia (Lakes Baikal, Gusinoe, Arakhley and Irkutsk Reservoir) showed close similarity of banding ...
Valentina Proviz
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Analysis of chromosome karyotype and banding patterns of chicken, quail, and their hybrids [PDF]
To explore the incompatibility of hybrids between chickens and quails at the chromosome level, in the present study, chickens, quails, and their hybrids were selected and their chromosome karyotype and banding patterns were analyzed.
Mengting ZHU +4 more
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A new karyotype of <em>Calomyscus</em> from the Khorasan Province, Iran
<strong>Abstract</strong> We report a new karyotype of <em>Calomyscus</em> from two localities of the Khorasan Province (Aghdarband, 36° 11’ 3”N, 60° 44’ 6” E and Khajemorad, 36° 8’ 5” N, 59° 41’ 58” E).
Esmaeeli Somayeh +3 more
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The early evolutionary history of neo-sex chromosomes in Neotropical grasshoppers, Boliviacris noroestensis (Orthoptera: Acrididae: Melanoplinae) [PDF]
Neo-sex chromosomes are an important component of chromosome variation in Orthoptera, particularly South American Melanoplinae species, which have proven to be outstanding experimental model system to study the mechanism of sex chromosome evolution in ...
Castillo, Elio Rodrigo Daniel +2 more
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Banded karyotype of Nelore cattle (Bos taurus indicus Linnaeus, 1758) [PDF]
Chromosome banding techniques were applied and standardized to obtain karyotype characteristics for the first time in Brazil of Nelore cattle – Bos taurus indicus Linnaeus, 1758 – (bovine subspecies most prominent in Brazilian livestock).
Andréia Pires Amancio +6 more
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Heterochromatin (C bands) in bovine chromosomes [PDF]
Metaphase chromosomes from cattle leukocytes were stained for constitutive heterochromatin. It was possible to demonstrate heterochromatin in the centromere regions of the autosomes but not of the X chromosome. The short arm and the centromere region of the Y chromosome were more faintly stained than the centromere regions of the autosomes.
openaire +2 more sources
Chromosome complement and meiosis in three species of the Neotropical bug genus Antiteuchus (Heteroptera, Pentatomidae, Discocephalinae) [PDF]
Orcein staining of spermatocytes was used to study the meiotic behavior of holocentric chromosomes in three member of the genus Antiteuchus (commonly known as stink bugs). We describe and illustrate the karyotype of Antiteuchus mixtus, A. sepulcralis and
de Souza, Maria José, Lanzone, Cecilia
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