Results 101 to 110 of about 20,858 (263)

Deciphering the Mechanisms Underlying Enhanced Drought Tolerance in Autotetraploid Apple ‘Redchief’: Physiological, Biochemical, Molecular, and Anatomical Insights

open access: yesAgronomy
It is generally believed that plant polyploids exhibit greater tolerance to abiotic stress conditions than their diploid counterparts. The aim of the present research was to investigate the mechanisms underlying enhanced drought tolerance in the ...
Monika Działkowska   +4 more
doaj   +1 more source

Comparison of hom(oe)ologous chromosome segments in the highly polyploid interspecific genome of sugarcane [PDF]

open access: yes, 2013
Modern sugarcane cultivars (Saccharum spp.) present one of the most complex crop genome studied to date, mainly due to a very high degree of polyploidy (2n = 12x = 120), and an interspecific origin from two autopolyploid species, namely S.
Charron, Carine   +5 more
core  

STIMATE‐Mustn1 Fusion Protein Prevents Ca2+ Overload in Cells That Present Increased SOCE

open access: yesThe FASEB Journal, Volume 40, Issue 4, 28 February 2026.
STIMATE‐mustn1 fused protein expression downregulates Thr‐evoked Ca2+ entry in neonatal platelets. Meanwhile, maternal platelets express the canonical STIMATE, which promotes the Thr‐dependent Ca2+ entry. Impaired Ca2+ entry in neonatal platelets may contribute to the alteration in platelet aggregation found in these subjects. ER, endoplasmic reticulum.
Alejandro Berna‐Erro   +8 more
wiley   +1 more source

Phylogenomics of the olive tree (Olea europaea) reveals the relative contribution of ancient allo- and autopolyploidization events

open access: yesBMC Biology, 2018
Background Polyploidization is one of the major evolutionary processes that shape eukaryotic genomes, being particularly common in plants. Polyploids can arise through direct genome doubling within a species (autopolyploidization) or through the merging ...
Irene Julca   +3 more
doaj   +1 more source

HDAC inhibition is associated to valproic acid induction of early megakaryocytic markers [PDF]

open access: yes, 2006
Valproic acid (VPA), a histone deacetylase inhibitor, causes differentiation in different cell lines and in a cell-specific manner; yet, its effect on megakaryocytic (MK) differentiation has not been studied.
Ciccarelli, Carmela   +9 more
core  

Polyploidy of Endosymbiotically Derived Genomes in Complex Algae [PDF]

open access: yes, 2014
Chlorarachniophyte and cryptophyte algae have complex plastids that were acquired by the uptake of a green or red algal endosymbiont via secondary endosymbiosis.
Hirakawa Yoshihisa   +3 more
core   +1 more source

Nuclear fusions contribute to polyploidization of the gigantic nuclei in the chalazal endosperm of Arabidopsis [PDF]

open access: yes, 2018
Somatic polyploidization is recognized as a means to increase gene expression levels in highly active metabolic cells. The most common mechanisms are endoreplication, endomitosis and cell fusion.
Baroux, Célia   +2 more
core  

Molecular cytogenetic differentiation of paralogs of Hox paralogs in duplicated and re-diploidized genome of the North American paddlefish (Polyodon spathula). [PDF]

open access: yes, 2017
BackgroundAcipenseriformes is a basal lineage of ray-finned fishes and comprise 27 extant species of sturgeons and paddlefishes. They are characterized by several specific genomic features as broad ploidy variation, high chromosome numbers, presence of ...
Amemiya, Chris T   +7 more
core   +4 more sources

Secondary metabolite profile in induced tetraploids of wild Solanum commersonii Dun. [PDF]

open access: yes, 2011
The main aim of this work was to study the leaf secondary metabolite profiles of artificially induced tetraploids (2n1⁄44x1⁄448) of Solanum commersonii, a diploid (2n1⁄42x1⁄424) wild potato species. The tetraploid genotypes of S.
AVERSANO, RICCARDO   +7 more
core   +1 more source

A Co-Expression Network in Hexaploid Wheat Reveals Mostly Balanced Expression and Lack of Significant Gene Loss of Homeologous Meiotic Genes Upon Polyploidization

open access: yesFrontiers in Plant Science, 2019
Polyploidization has played an important role in plant evolution. However, upon polyploidization, the process of meiosis must adapt to ensure the proper segregation of increased numbers of chromosomes to produce balanced gametes.
Abdul Kader Alabdullah   +7 more
doaj   +1 more source

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