Results 51 to 60 of about 26,109 (301)

A New Way of Rice Breeding: Polyploid Rice Breeding

open access: yesPlants, 2021
Polyploid rice, first discovered by Japanese scientist Eiiti Nakamori in 1933, has a history of nearly 90 years. In the following years, polyploid rice studies have mainly focused on innovations in breeding theory, induction technology and the creation ...
Rongrong Chen   +4 more
doaj   +1 more source

Unreduced megagametophyte production in lemon occurs via three meiotic mechanisms, predominantly second-division restitution [PDF]

open access: yes, 2017
Unreduced (2n) gametes have played a pivotal role in polyploid plant evolution and are useful for sexual polyploid breeding in various species, particularly for developing new seedless citrus varieties.
Houssem Rouiss   +5 more
core   +2 more sources

Preferential gene retention increases the robustness of cold regulation in Brassicaceae and other plants after polyploidization

open access: yesHorticulture Research, 2020
Cold stress profoundly affects plant growth and development and is a key factor affecting the geographic distribution and evolution of plants. Plants have evolved adaptive mechanisms to cope with cold stress.
Xiaoming Song   +16 more
semanticscholar   +1 more source

Identification and Evolution of the WUSCHEL-Related Homeobox Protein Family in Bambusoideae

open access: yesBiomolecules, 2020
Bamboos (Bambusoideae) are fast-growing species due to their rapid growth rate and ability to reproduce annually via cloned buds produced on the rhizome.
Xiangyu Li   +5 more
doaj   +1 more source

Niche divergence and limits to expansion in the high polyploid Dianthus broteri complex [PDF]

open access: yes, 2019
Niche evolution in plant polyploids remains controversial and evidence for alternative patterns has been reported. Using the autopolyploid Dianthus broteri complex (2×, 4×, 6× and 12×) as a model, we aimed to integrate three scenarios – competitive ...
Balao Robles, Francisco J.   +2 more
core   +1 more source

An efficient Oligo-FISH painting system for revealing chromosome rearrangements and polyploidization in Triticeae.

open access: yesThe Plant Journal, 2020
A chromosome-specific painting technique has been developed which combines the most recent approaches of the companion disciplines of molecular cytogenetics and genome research.
Guangrong Li   +5 more
semanticscholar   +1 more source

Polyploidization within the Funariaceae—a key principle behind speciation, sporophyte reduction and the high variance of spore diameters?

open access: yes, 2021
Although being recognized as a major force behind speciation in flowering plants, the evolutionary relevance of genome duplication (polyploidization) remains largely unexplored in mosses.
Anna K. Ostendorf   +6 more
semanticscholar   +1 more source

The Impact of Polyploidization on the Evolution of Weed Species: Historical Understanding and Current Limitations

open access: yesFrontiers in Agronomy, 2021
Whole genome duplication via polyploidization is a major driver of diversification within angiosperms and it appears to confer the most benefit during times of rapid environmental change.
C. A. Rutland, N. Hall, J. S. McElroy
semanticscholar   +1 more source

Surviving a Genome Collision: Genomic Signatures of Allopolyploidization in the Recent Crop Species [PDF]

open access: yes, 2017
Polyploidization has played a major role in crop plant evolution, leading to advantageous traits that have been selected by humans. Here, we describe restructuring patterns in the genome of Brassica napus L., a recent allopolyploid species.
Chalhoub, Boulos   +2 more
core   +1 more source

Hox genes reveal genomic DNA variation in tetraploid hybrids derived from Carassius auratus red var. (female) × Megalobrama amblycephala (male)

open access: yesBMC Genetics, 2017
Background Allotetraploid F1 hybrids (4nF1) (AABB, 4n = 148) were generated from the distant hybridization of Carassius auratus red var. (RCC) (AA, 2n = 100) (♀) × Megalobrama amblycephala (BSB) (BB, 2n = 48) (♂).
Y. D. Wang   +10 more
doaj   +1 more source

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