Results 11 to 20 of about 88,719 (358)

Ploidy determination of Canadida albicans [PDF]

open access: bronzeJournal of Bacteriology, 1979
The dimorphic yeast Candida albicans, as a member of the fungi imperfecti, has been assumed to be in the haploid, or imperfect, state. The deoxyribonucleic acid content of this species has been measured by flow microfluorometry, a technique capable of analyzing single cells.
A F Olaiya, S J Sogin
openalex   +4 more sources

Ploidy in cyanobacteria [PDF]

open access: yesFEMS Microbiology Letters, 2011
A recently developed real-time PCR method for the determination of genome copy numbers was optimized for the application to cyanobacteria. Three species were chosen to represent a fresh water species, a salt water species, and two strains of a widely used laboratory species.
Marco Griese   +2 more
openaire   +3 more sources

Ploidy and the evolution of parasitism [PDF]

open access: yesProceedings of the Royal Society B: Biological Sciences, 2011
Levels of parasitism are continuously distributed in nature. Models of host–parasite coevolution, however, typically assume that species can be easily characterized as either parasitic or non-parasitic. Consequently, it is poorly understood which factors influence the evolution of parasitism itself.
Leithen K. M'Gonigle, Sarah P. Otto
openaire   +3 more sources

The hybrid number of a ploidy profile

open access: yesJournal of Mathematical Biology, 2022
AbstractPolyploidization, whereby an organism inherits multiple copies of the genome of their parents, is an important evolutionary event that has been observed in plants and animals. One way to study such events is in terms of the ploidy number of the species that make up a dataset of interest.
K. T. Huber, L. J. Maher
openaire   +5 more sources

Virulence phenotypes result from interactions between pathogen ploidy and genetic background

open access: yesEcology and Evolution, 2020
Studying fungal virulence is often challenging and frequently depends on many contexts, including host immune status and pathogen genetic background. However, the role of ploidy has often been overlooked when studying virulence in eukaryotic pathogens ...
Dorian J. Feistel   +2 more
doaj   +1 more source

How to halve ploidy : lessons from budding yeast meiosis [PDF]

open access: yes, 2012
Maintenance of ploidy in sexually reproducing organisms requires a specialized form of cell division called meiosis that generates genetically diverse haploid gametes from diploid germ cells.
Arumugam, Prakash   +2 more
core   +1 more source

Parent-of-Origin Effects on Seed Size Modify Heterosis Responses in Arabidopsis thaliana

open access: yesFrontiers in Plant Science, 2022
Parent-of-origin effects arise when a phenotype depends on whether it is inherited maternally or paternally. Parent-of-origin effects can exert a strong influence on F1 seed size in flowering plants, an important agronomic and life-history trait that can
Rosa Castillo-Bravo   +5 more
doaj   +1 more source

CENH3-GFP: a visual marker for gametophytic and somatic ploidy determination in Arabidopsis thaliana [PDF]

open access: yes, 2016
Background: The in vivo determination of the cell-specific chromosome number provides a valuable tool in several aspects of plant research. However, current techniques to determine the endosystemic ploidy level do not allow non-destructive, cell-specific
Angenon, Geert   +4 more
core   +5 more sources

Hybridization between wild and cultivated potato species in the Peruvian Andes and biosafety implications for deployment of GM potatoes [PDF]

open access: yes, 1976
The nature and extent of past and current hybridization between cultivated potato and wild relatives in nature is of interest to crop evolutionists, taxonomists, breeders and recently to molecular biologists because of the possibilities of inverse gene ...
Maria Scurrah   +25 more
core   +4 more sources

Interspecific hybridization of sturgeon species affects differently their gonadal development

open access: yesCzech Journal of Animal Science, 2018
Gonad development in fish is generally assumed to be negatively influenced by interspecific hybridization, resulting in sterility or sub-sterility. However, this is not the case in sturgeons (Acipenseridae), in which fertile hybrids are common.
Zuzana Linhartová   +3 more
doaj   +1 more source

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