Proteomic analysis of mare follicular fluid during late follicle development [PDF]
Background: Follicular fluid accumulates into the antrum of follicle from the early stage of follicle development. Studies on its components may contribute to a better understanding of the mechanisms underlying follicular development and oocyte quality ...
Somayyeh Fahiminiya +4 more
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Induction of Unreduced Gamete in Phalaenopsis by N_2O Treatments [PDF]
Prapassorn Wongprichachan +5 more
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Distribution, Abundance, Status, and Phytogeography of Log Ferns (Dryopteris: Woodsiaceae) in Arkansas [PDF]
A study of the distribution, abundance, status, and phytogeography of the six taxa of Log Ferns {Dryopteris: Woodsiaceae) that are known to occur in Arkansas was conducted from 1981 -1986. Five of these ferns are generally quite rare in Arkansas.
Peck, Carol J., Peck, James H.
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Meiocyte size is a determining factor for unreduced gamete formation in Arabidopsis thaliana
Polyploidy, the presence of more than two sets of chromosomes within a cell, is a widespread phenomenon in plants. The main route to polyploidy is considered through the production of unreduced gametes that are formed as a consequence of meiotic defects.
Yi, Jun +7 more
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Mechanisms of unreduced gamete formation in Arabidopsis thaliana
Polyploidy is a widespread phenomenon in plants, which is commonly believed to arise through the production of unreduced (2n) gametes due to meiotic failure. Despite the importance of unreduced gamete formation for plant polyploidization, the mechanisms leading to their formation are not well understood. Previous work of our group indicated that JASON (
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Naturally Occurring Triploidy in Cannabis. [PDF]
Philbrook R +5 more
europepmc +1 more source
GAMETAS NÃO REDUZIDOS NO MELHORAMENTO DE PLANTAS UNREDUCED GAMETES IN PLANT BREEDING
Nesta revisão são abordados o papel dos gametas não reduzidos (gametas 2n), ou seja, aqueles com o número somático de cromossomos, na origem dos poliplóides, e sua utilização no melhoramento genético de plantas. Aceita-se que a origem dos poliplóides na natureza tenha ocorrido pela fusão de gametas não reduzidos e não pela duplicação somática.
Maria Teresa Schifino-Wittmann +1 more
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Genetic and environmental determinants of unreduced gamete production in Brassica napus, Sinapis arvensis and their hybrids. [PDF]
Sora D, Kron P, Husband BC.
europepmc +1 more source
Chromosome inheritance and reproductive barriers in backcrosses between two hybridizing Viviparus snail species [PDF]
Hybridization must be followed by repeated backcrossing of the subsequent hybrid generations to the parental species for gene exchange between species to occur.
Martin, Oliver Y. +2 more
core
Sources of genetic variation in unreduced gamete production in a mixed-ploidy plant
Unreduced gametes, the primary cause of polyploid formation, are considered maladaptive; however, their frequency and genetic variation among natural populations is rarely measured. Using the perennial, mixed-ploidy plant, Chamerion angustifolium, I investigated the magnitude and two sources of variation in unreduced gamete production: elevation and ...
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