Results 21 to 30 of about 239,095 (391)

Karyotype evolution in Fusarium [PDF]

open access: yesIMA Fungus, 2018
The germ tube burst method (GTBM) was employed to examine karyotypes of 33 Fusarium species representative of 11 species complexes that span the phylogenetic breadth of the genus. The karyotypes revealed that the nucleolar organizing region (NOR), which includes the ribosomal rDNA region, was telomeric in the species where it was discernible.
Waalwijk, C.   +5 more
openaire   +4 more sources

No evidence for genetic sex determination in Daphnia magna

open access: yesRoyal Society Open Science, 2021
Mechanisms of sex determination (SD) differ widely across the tree of life. In genotypic sex determination (GSD), genetic elements determine whether individuals are male or female, while in environmental sex determination (ESD), external cues control the
Luca Cornetti, Dieter Ebert
doaj   +1 more source

Analysis of muntjac deer genome and chromatin architecture reveals rapid karyotype evolution

open access: yesCommunications Biology, 2020
Closely related muntjac deer show striking karyotype differences. Here we describe chromosome-scale genome assemblies for Chinese and Indian muntjacs, Muntiacus reevesi (2 n  = 46) and Muntiacus muntjak vaginalis (2 n  = 6/7), and analyze their evolution
Austin B. Mudd   +4 more
semanticscholar   +1 more source

Turner syndrome and associated problems in turkish children: A multicenter study [PDF]

open access: yes, 2015
Objective: Turner syndrome (TS) is a chromosomal disorder caused by complete or partial X chromosome monosomy that manifests various clinical features depending on the karyotype and on the genetic background of affected girls.
Abacı, A.   +73 more
core   +1 more source

Evolution of Karyotypes in Chameleons [PDF]

open access: yesGenes, 2017
The reconstruction of the evolutionary dynamics of karyotypes and sex determining systems in squamate reptiles is precluded by the lack of data in many groups including most chameleons (Squamata: Acrodonta: Chamaeleonidae). We performed cytogenetic analysis in 16 species of chameleons from 8 genera covering the phylogenetic diversity of the family and ...
Martina Johnson Pokorná   +6 more
openaire   +2 more sources

Long-term cultivation of two diploid epithelial cell lines derived from normal rat liver cells [PDF]

open access: yes, 1974
To obtain a useful rat liver cell line for in vitro carcinogenesis, two rat diploid epithelial cell lines were established from a 7-day-old male rat by the repeated colonial clone method.
Masuji, Hiroshi   +2 more
core   +1 more source

Genome Evolution and the Future of Phylogenomics of Non-Avian Reptiles

open access: yesAnimals, 2023
Non-avian reptiles comprise a large proportion of amniote vertebrate diversity, with squamate reptiles—lizards and snakes—recently overtaking birds as the most species-rich tetrapod radiation.
Daren C. Card   +2 more
doaj   +1 more source

Chromosomal diversification and karyotype evolution of diploids in the cytologically diverse genus Prospero (Hyacinthaceae) [PDF]

open access: yes, 2013
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work ...
Andrew R Leitch   +7 more
core   +2 more sources

Cytogenetic Analysis of Tegenaria elysii (Araneae: Agelenidae)

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2018
Thereare 55 species of agelenid spiders in our country and the genus Tegenaria represents the widest group interms of species number. Inthis study, it was aimed to investigate the cytogenetic properties of Tegenaria elysii species.
Ümit Kumbıçak
doaj   +1 more source

Multicolor chromosome bar codes [PDF]

open access: yes, 2006
Chromosome bar codes are multicolor banding patterns produced by fluorescence in situ hybridization (FISH) with differentially labeled and pooled sub-regional DNA probes.
Müller, Stefan, Wienberg, Johannes
core   +1 more source

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