Results 41 to 50 of about 74,036 (282)

LETHAL-POLYPLOID—A POLYPLOID GENE IN DROSOPHILA HYDEI

open access: yesJournal of Heredity, 1954
Uploaded by Plazi for TaxoDros. We do not have abstracts.
Hans Gloor, Hansrudolf Staiger
openaire   +3 more sources

Subgenome-biased expression and functional diversification of a Na+/H+ antiporter homoeologs in salt tolerance of polyploid wheat

open access: yesFrontiers in Plant Science, 2022
Common wheat (Triticum aestivum, BBAADD) is an allohexaploid species combines the D genome from Ae. tauschii and with the AB genomes from tetraploid wheat (Triticum turgidum).
Mei Zheng   +15 more
doaj   +1 more source

Of dups and dinos : evolution at the K/Pg boundary [PDF]

open access: yes, 2016
Fifteen years into sequencing entire plant genomes, more than 30 paleopolyploidy events could be mapped on the tree of flowering plants (and many more when also transcriptome data sets are considered). While some genome duplications are very old and have
Lohaus, Rolf, Van de Peer, Yves
core   +2 more sources

The kiss2/kiss2r system directly modulates the activity of the pituitary gland in largemouth bass (Micropterus salmoides)

open access: yesReproduction and Breeding, 2023
The kisspeptin system, which involves hypothalamic neuropeptides, plays pivotal roles in the regulation of teleost reproduction. A previous study suggested that the kiss2/kissr2 system in largemouth bass (Micropterus salmoides) was involved in regulating
Wuhui Li   +13 more
doaj  

Fertile Intersectional Hybrids of 4x Andean Blueberry (Vaccinium meridionale) and 2x Lingonberry (V. vitis-idaea)

open access: yesHortScience, 2022
Vaccinium meridionale (section Pyxothamnus), a tetraploid species native to higher-altitude locations in Jamaica, Colombia, and Venezuela, is of interest to Vaccinium breeders for its profuse, concentrated flowering, vigor, and monopodial plant ...
Mark K. Ehlenfeldt   +4 more
doaj   +1 more source

Does hybridization between divergent progenitors drive whole-genome duplication? [PDF]

open access: yes, 2009
This is the peer reviewed version of the following article: BUGGS, R. J. A., SOLTIS, P. S. and SOLTIS, D. E. (2009), Does hybridization between divergent progenitors drive whole-genome duplication?.
Buggs, RJA, Soltis, DE, Soltis, PS
core   +1 more source

Homoeologous Exchanges, Segmental Allopolyploidy, and Polyploid Genome Evolution

open access: yesFrontiers in Genetics, 2020
Polyploidy is a major force in plant evolution and speciation. In newly formed allopolyploids, pairing between related chromosomes from different subgenomes (homoeologous chromosomes) during meiosis is common.
A. Mason, J. Wendel
semanticscholar   +1 more source

Polyploidization in Liver Tissue

open access: yesThe American Journal of Pathology, 2014
Polyploidy (alias whole genome amplification) refers to organisms containing more than two basic sets of chromosomes. Polyploidy was first observed in plants more than a century ago, and it is known that such processes occur in many eukaryotes under a variety of circumstances.
Géraldine Gentric   +5 more
openaire   +3 more sources

Polyploid spermatozoa in Pityogenes chalcographus and Ips typographus (Coleoptera: Scolytidae)

open access: yesEuropean Journal of Entomology, 2004
Abnormal spermatogenesis in Pityogenes chalcographus (L.) and Ips typographus (L.) results in oversized spermatozoa in all the populations investigated. They can be identified by light microscopy and classified as 2n up to 16n polyploid.
Erwin FÜHRER
doaj   +1 more source

Exploring Deep Learning for Complex Trait Genomic Prediction in Polyploid Outcrossing Species

open access: yesFrontiers in Plant Science, 2020
Genomic prediction (GP) is the procedure whereby the genetic merits of untested candidates are predicted using genome wide marker information. Although numerous examples of GP exist in plants and animals, applications to polyploid organisms are still ...
L. Zingaretti   +7 more
semanticscholar   +1 more source

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