Results 11 to 20 of about 25,013 (220)

Introgression of A- and B-genome of tetraploid triticale chromatin into tetraploid rye [PDF]

open access: yesJournal of Applied Genetics, 2013
An improvement of rye is one of the mainstream goals of current breeding. Our study is concerned with the introduction of the tetraploid triticale (ABRR) into the 4x rye (RRRR) using classical methods of distant crossing. One hundred fifty BC1F9 hybrid plants [(4x rye × 4x triticales) × 4x rye] obtained from a backcrossing program were studied.
Wiśniewska, H.   +3 more
openaire   +2 more sources

In vivo polyploidy induction of Phalaenopsis amabilis in a bubble bioreactor system using colchicine

open access: yesOrnamental Horticulture, 2021
Phalaenopsis amabilis Blume var. grandiflora Bateman is economically important as cut and pot flower. Polyploidy is considered as a valuable tool in improvement and evolution of ornamental plants. Protocorm-like bodies (PLBs) of P. amabilis were cultured
Mohsen Mohammadi   +2 more
doaj   +1 more source

Transcriptome Profiling to Dissect the Role of Genome Duplication on Graft Compatibility Mechanisms in Watermelon

open access: yesBiology, 2022
Watermelon (Citrullus lanatus) is a popular crop worldwide. Compared to diploid seeded watermelon, triploid seedless watermelon cultivars are in great demand. Grafting in triploid and tetraploid watermelon produces few seedlings.
Mohamed Omar Kaseb   +13 more
doaj   +1 more source

Effects of Cultivar, Nitrogen Rate and Biostimulant Application on the Chemical Composition of Perennial Ryegrass (Lolium perenne L.) Biomass

open access: yesAgronomy, 2022
The aim of this study was to determine the effects of cultivar, nitrogen (N) rate, and biostimulant application on the chemical composition of the aboveground biomass of perennial ryegrass (Lolium perenne L.).
Marzenna Olszewska
doaj   +1 more source

Genome Size and Karyotype Studies in Five Species of Lantana (Verbenaceae)

open access: yesHortScience, 2021
Lantana species are an important component of the U.S. environmental horticulture industry. The most commonly produced and used species are L. camara and, on a smaller scale, L. montevidensis. Both were introduced to the United States from Central and/or
S. Brooks Parrish   +2 more
doaj   +1 more source

Tetraploid embryonic stem cells can contribute to the development of chimeric fetuses and chimeric extraembryonic tissues

open access: yesScientific Reports, 2017
Our study examined the in vivo chimeric and survival capacities of chimeras created by injecting tetraploid embryonic stem cells (ESCs) expressing green fluorescent protein (GFP) into diploid embryos.
Bingqiang Wen   +7 more
doaj   +1 more source

Tumor-Associated Macrophages Suppress the Cytotoxic Activity of Antimitotic Agents

open access: yesCell Reports, 2017
Antimitotic agents, including Taxol, disrupt microtubule dynamics and cause a protracted mitotic arrest and subsequent cell death. Despite the broad utility of these drugs in breast cancer and other tumor types, clinical response remains variable.
Oakley C. Olson   +4 more
doaj   +1 more source

Phylogeny and Flow Cytometry of the Genus Kalidium Moq. (Amaranthaceae s.l.) in Kazakhstan

open access: yesPlants, 2023
The article presents data on phylogeny, genome size, and ploidy of species of the genus Kalidium Moq. in the flora of Kazakhstan. Genus Kalidium belongs to the tribe Salicornieae of the subfamily Salicornioideae of the family Chenopodiaceae and unites ...
B. B. Osmonali   +5 more
doaj   +1 more source

On the tetraploid origin of the maize genome [PDF]

open access: yesComparative and Functional Genomics, 2004
AbstractData from cytological and genetic mapping studies suggest that maize arose as a tetraploid. Two previous studies investigating the most likely mode of maize origin arrived at different conclusions. Gaut and Doebley proposed a segmental allotetraploid origin of the maize genome and estimated that the two maize progenitors diverged at 20.5 ...
Swigonova, Zuzana   +6 more
openaire   +2 more sources

Artificial Induction and Genetic Structure Analysis of Tetraploid Turbot Scophthalmus maximus

open access: yesFrontiers in Marine Science, 2019
Artificial tetraploid induction is one of the important techniques of fish chromosome manipulation, and it is the first step for triploid breeding. There are a few reports to artificial induction of tetraploid in marine fish.
Zhihao Wu   +8 more
doaj   +1 more source

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