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129814

An efficient protocol for in vitro propagation of purple-leaf plum (Prunus cerasifera)

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Last updated: 24 Dec 2024

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Abstract

The present study aimed to establish an efficient in vitro propagation protocol for purple-leaf plum (Prunus cerasifera Ehrh). Clorox at 15% (v/v) or HgCl2 at 0.1 % (w/v) for 10 min each gave the best results for both decontamination (100 and 90.2) and survival (90 and 92) percentages, respectively. The effect of three cytokinin types (BAP, Kin and 2ip) at four concentrations (0.5, 1.0, 1.5 and 2.0) mg/L were studied during multiplication stage in comparing with hormonal-free medium. Applying BAP at 1.5 mg/L induced the initiated buds to develop into shoots (100% shooting) during the three successive subcultures. Adding BAP at 1.5 or 2.0 mg/L gave the highest significant shootlets multiplication rate (2.13 and 2.15 shootlet/ explant, respectively). While the longest shootlets (1.92 cm) were recorded on MS medium augmented with 1.5 mg/L of 2ip. Adding 0.4 mg/L of IBA to the culture medium lead to 100% rooting of shootlets. Using peat moss + perlite (1:1 v/v) as a putting medium for ex vitro acclimatization of plantlets resulted in the best results for survival, height, stem fresh and dry weights of acclimatized plantlets. The amplified DNA fragments using 844-A (for ISSR) and A2 (for RAPD) primers to compare between donor and micropropagated plants. Data showed that the maximum number of bands (11 and 9), respectively of DNA fragments with molecular size ranging between 226.98- 1007.92 and 215.16- 1619.62 bp. Data indicated that micropropagated plants and donor plant are much closed to each other and the micropropagation protocol genetically safe.

DOI

10.21608/ejar.2020.129814

Keywords

Prunus cerasifera, In vitro propagation, Acclimatization

Authors

First Name

Fawzia Gh.

Last Name

Zenna

MiddleName

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Affiliation

Botanical Garden Research Dept., Horticulture Res. Inst., Agricultural Research Center, Egypt.

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Volume

98

Article Issue

3

Related Issue

15411

Issue Date

2020-09-01

Receive Date

2020-08-20

Publish Date

2020-09-01

Page Start

435

Page End

451

Print ISSN

1110-6336

Online ISSN

2812-4936

Link

https://ejar.journals.ekb.eg/article_129814.html

Detail API

https://ejar.journals.ekb.eg/service?article_code=129814

Order

3

Type

Original Article

Type Code

1,041

Publication Type

Journal

Publication Title

Egyptian Journal of Agricultural Research

Publication Link

https://ejar.journals.ekb.eg/

MainTitle

An efficient protocol for in vitro propagation of purple-leaf plum (Prunus cerasifera)

Details

Type

Article

Created At

22 Jan 2023