2018
DOI: 10.1508/cytologia.83.103
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Copper Oxide Nanoparticles Induced Fertile Desynaptic Mutant Line in <i>Coriandrum sativum</i> L. (Apiaceae)

Abstract: A desynaptic plant (2n=22) is screened from copper oxide nanoparticles (CuO-NPs) treated (dry seeds exposed to 0.25 µg mL 1 , 4 h) M 1 population (one from 47 plants) of Coriandrum sativum L. (moisture content: 13.60%). Selfed seeds of the marked plant also yield a desynaptic plant (one plant out of five raised; 50 seeds sown) at M 2 . The mutant plants show enhanced univalent frequency (diplotene-diakinesis: 0-14/cell, metaphase I (MI): 0-20/cell) and reduced chiasma/cell (diplotene-diakinesis: 12.58 0.95 to … Show more

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Cited by 4 publications
(2 citation statements)
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“…In the present study, desynapsis is induced by gamma irradiation, and by CdS-NPs treatment. Therefore, nanomaterials like CdS-NPs alike to gamma irradiations can also bring about mutation in the gene(s) involving the phenomenon of meiotic cell division in plants, thereby authenticating earlier report of CuO-NPs inducing desynapsis in C. sativum (Pramanik et al 2018). The mutant gene(s) inducing desynapsis is also found to cause breakage and affect spindle apparatus apart from reducing pollen grain fertility.…”
Section: Resultssupporting
confidence: 73%
See 1 more Smart Citation
“…In the present study, desynapsis is induced by gamma irradiation, and by CdS-NPs treatment. Therefore, nanomaterials like CdS-NPs alike to gamma irradiations can also bring about mutation in the gene(s) involving the phenomenon of meiotic cell division in plants, thereby authenticating earlier report of CuO-NPs inducing desynapsis in C. sativum (Pramanik et al 2018). The mutant gene(s) inducing desynapsis is also found to cause breakage and affect spindle apparatus apart from reducing pollen grain fertility.…”
Section: Resultssupporting
confidence: 73%
“…Desynapsis is the outcome of impairment of homologues due to the failure of chiasma formation or retainment (Li et al 1945, Reiger et al 1968, Rao 1975) at diplotene-diakinesis and M I leading to univalent formation. Desynapsis is reported as synaptic mutant (Riley and Law 1965) in plant species of diverse phylogenetic relationship (Koduru and Rao 1981, Datta and Biswas 1985, Jackson et al 2002, Calisto et al 2008, Gulfishan et al 2013, Chaudhary and Kumar 2017 including C. sativum (Pramanik et al 2018). Association of phenotypic trait with desynapsis is a selective advantage for the breeding endeavor.…”
mentioning
confidence: 99%