homokaryon


Also found in: Medical.

homokaryon

[‚hä·mə′kar·ē‚än]
(mycology)
A bi- or multinucleate cell having nuclei all of the same kind.
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References in classic literature ?
This I had an example of, in a young lady in the next house to me, and with whom I had contracted an intimacy; she was courted by a young captain, and though she had near #2000 to her fortune, she did but inquire of some of his neighbours about his character, his morals, or substance, and he took occasion at the next visit to let her know, truly, that he took it very ill, and that he should not give her the trouble of his visits any more.
By and by I will inquire of some other philologist.
I began to inquire of this and that and the other citizen, and here is what I found out:
Comparison of random amplified polymorphic DNA markers and morphological characters in identification of homokaryon isolates of white button mushroom (Agaricus bisporus).
In the model, a homokaryon with only (parasitic) h nuclei is assumed to have a fitness 1 - s (0 [less than] s [less than] 1), whereas h + H heterokaryons and H homokaryons have a fitness I.
Provided that heterokaryons form only with direct neighbors, and there are n potential neighbors, an individual remains a homokaryon (consisting of one haploid genotype) when it has no compatible neighbors, or forms a heterokaryon consisting of 2, 3, .
In result of this, may form dikaryons_heterokaryons (cells with nuclei of different type of cells) or homokaryons (cells with homogenous nuclei) in the process of fusion with one another or with other cells, and then, in case of synchronous mitosis or mechanical reunification of nuclei, they may form synkaryons (mononuclear hybrid cells), with tetraploid or hypoteteraploid sets of chromosomes on initial stage of hybridization.
Differentiation of homokaryons and heterokaryons of Agaricus bisporus with inter-simple sequence repeat markers.
Homokaryons are cells that only contain the same nuclear type (all A or all B).
In a nutshell, mushroom breeding is the combination of compatible homokaryons in new or novel ways.
Genetic improvement can be achieved by chemical and physical mutation, sexual hybrids, homokaryons, and genetic manipulation e.