Results 11 to 20 of about 1,976,769 (212)

PCR-based molecular markers for assessment of somaclonal variation in Pinus pinea clones micropropagated in vitro

open access: yesBiologia Plantarum, 2010
Four different markers [random amplified polymorphic DNA (RAPD), inter simple sequence repeat (ISSR), amplified fragment length polymorphism (AFLP), and selective amplified microsatellite polymorphism length (SAMPL)] were applied for evaluating ...
C. Cuesta   +3 more
doaj   +2 more sources

RAPD Analysis to Detect Somaclonal Variation of Pineapple In Vitro Cultures during Micropropagation

open access: yesBiotropia: The Southeast Asian Journal of Tropical Biology, 2016
Plant off-types still become a concern in pineapple micropropagation. Reliable methods are needed to detect and to reduce plant off-types. This research was conducted to confirm the occurrence of somaclonal variation during micropropagation, to know the ...
Ika Roostika   +2 more
doaj   +2 more sources

Somaclonal variation

open access: yesCalifornia Agriculture, 1982
Not available – first paragraph follows: Successful application of in vitro cell and tissue culture technology to crop improvement hinges on the ability to regenerate plants of known genetic constitution.
T Orton
doaj   +1 more source

Somaclonal variation in micropropagated Heliconia bihai cv. Lobster Claw I plantlets (Heliconiaceae) Variação somaclonal em mudas micropropagadas de Helicônia, Heliconia Bihai cv. Lobster Claw I (Heliconiaceae) [PDF]

open access: yesScientia Agricola, 2008
The occurrence of somaclonal variation is described in various cultures of agronomic interest. Such variation can be of benefit in the development of new flower varieties.
Paulo Hercílio Viegas Rodrigues
doaj   +2 more sources

Variação somaclonal nos descritores mínimos de tubérculo em batata Somaclonal variation in minima descriptors of tuber in potato

open access: yesCiência Rural, 2012
Em batata, a cultura de tecidos é utilizada para recuperar cultivares infectadas por viroses, entretanto, o cultivo in vitro pode conduzir à variação somaclonal.
Gisele Santiago   +4 more
doaj   +2 more sources

Somaclonal variation in potato: A karyotypic evaluation

open access: yesActa Botanica Neerlandica, 1990
The data on somaclonal variation in potato are reviewed and discussed from a karyological point of view. Potato species are polysomatic. This pre‐existing genetic variation is introduced into in‐vitro cultures.
RAMULU, KS   +3 more
core   +2 more sources

Somaclonal variation in wheat.

open access: yes, 1986
Phenotypic variation was observed in plants regenerated from cultured immature embryos and inflorescences of hexaploid wheat (Triticum aestivum; 2n=6x=42), and experiments were carried out to examine the nature, frequency and stability of this variation. In a cytological study of regenerated plants, 30% were found to be aneuploid and structural changes
Maddock, S. E.
core   +2 more sources

Tissue culture-induced heritable genomic variation in rice, and their phenotypic implications. [PDF]

open access: yesPLoS ONE, 2014
Somaclonal variation generally occurs in plants regenerated from tissue culture. However, fundamental issues regarding molecular characteristics, mutation rates and mutation spectra of plant somatic variation as well as their phenotypic relevance have ...
Di Zhang   +12 more
doaj   +1 more source

Phytochemical Composition, Antioxidant Capacity, and Enzyme Inhibitory Activity in Callus, Somaclonal Variant, and Normal Green Shoot Tissues of Catharanthus roseus (L) G. Don

open access: yesMolecules, 2020
This study aimed to investigate the impact of plant growth regulators, sucrose concentration, and the number of subcultures on axillary shoot multiplication, in vitro flowering, and somaclonal variation and to assess the phytochemical composition ...
O. New Lee   +8 more
doaj   +1 more source

A Single Backcross Effectively Eliminates Agronomic and Quality Alterations Caused by Somaclonal Variation in Transgenic Barley [PDF]

open access: yes, 2008
Transgenic crops have proven commercial utility but are created using processes known to produce undesirable variability known as somaclonal variation. This reduces the utility of transgenic germplasm to the plant breeder and complicates assessments of ...
Lynn S. Dahleen   +9 more
core   +1 more source

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