androgenesis


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Related to androgenesis: angiogenesis, gynogenesis

an·dro·gen·e·sis

 (ăn′drō-jĕn′ĭ-sĭs)
n.
The development of an embryo that contains chromosomes from only the male parent.

an·dro·ge·net·ic (ăn′drō-jə-nĕt′ĭk) adj.

androgenesis

(ˌændrəʊˈdʒɛnɪsɪs)
n
a type of reproduction in insects and plants involving the development of an embryo that contains only paternal chromosomes

androgenesis

Biology. the condition of an embryo that contains only paternal chromosomes; male parthenogenesis. — androgenetic, adj.
See also: Male
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.androgenesis - male parthenogenesis in which the embryo contains only paternal chromosomes due to the failure of the egg nucleus to participate in fertilization
parthenogenesis, parthenogeny - process in which an unfertilized egg develops into a new individual; common among insects and some other arthropods
References in periodicals archive ?
Inhibition of rat testicular androgenesis by a polychlorinated biphenyl mixture Aroclor 1248.
In a 1994 study of mature rats treated with sodium fluoride, Narayana and Chinoy found that fluoride interfered with androgenesis and damaged the testes by inhibiting the action of testosterone.
Cytological evidence of spontaneous androgenesis in the freshwater clam Corbicula leana Prime.
On the other hand, haploidy or doubled haploidy can also be achieved from the male gametophyte or its precursors through a pathway known as androgenesis.
9] reported formation of doubled hapioid sunflower plants by androgenesis using in vitro anther culture which later turned out to be derived from diploid callus of anther wall / connective tissue rather than from anthers.
For example, in fish, gynogenesis, androgenesis, or karyogamy may result from heterospecific insemination (Chevassus 1983).
3-5 ppm range (35), the sensitivity of testicular androgenesis to PCB mixture in the subnanomolar to nanomolar concentration ranges is of potential importance for environmental contamination and altered reproductive function.
Androgenesis type are influenced by factors such as genotype[3,4,6,8,10,17], pollen grain development of stage[2,3,6,8,9,13,18,19], medium composition [3,4,8,17], rate of growth regulators [3,4], illumination regimes[3,5,6] and physiological state of mother plant[6].
In vitro, following androgenesis, plastids that originate in the microspore are responsible for the occurrence of albino plantlets in Poaceae.