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Development of SSR Markers to Characterize Potato (<i>Solanum tuberosum</i> L.) Somaclones with Improved Starch Accumulation

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Last updated: 01 Jan 2025

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Abstract

This study investigated potato tubers' starch and sugar content from different callus-sourced clones compared to the original cultivar Lady Rosetta. The clones were categorized based on their starch content, with some clones having similar starch content to Lady Rosetta, some with lower starch content, and others with higher starch content. The tubers were grown in a specific mixture of sand, peat moss, perlite, vermiculite, and foam for four months, after which their dry matter, starch, and sugar content were analyzed. The sugar content was determined using ethanol extraction, while the starch content was measured using the anthrone method. The results unveiled significant differences in starch and sugar contents among the tested potato clones. While soluble sugar content showed no significant correlation with starch content, a significant positive correlation was found between dry matter content and starch content. The dry matter content varied among the clones, with some showing significantly higher values than Lady Rosetta. SSR-PCR analysis was performed using six SSR primers to assess genetic diversity among potato clones. The analysis generated distinct and reproducible banding patterns, with 68 bands, of which 62 were polymorphic. The primers amplified unique bands specific to certain clones, and the polymorphic information content (PIC) was calculated for each marker. The genetic relationships among the clones were illustrated using a clustering dendrogram based on Jaccard's coefficient. In conclusion, the utilized SSR markers effectively identified the starch content in potato tubers clones originating from callus, thereby contributing to advancements in potato breeding and crop improvement endeavors.

DOI

10.21608/ejbo.2023.212700.2341

Keywords

Callus-sourced clones, Carbohydrate analysis, Genetic diversity, phylogenetic tree, SSR-PCR, starch accumulation

Authors

First Name

Walaa M.R.M.

Last Name

Adly

MiddleName

-

Affiliation

Horticulture Research Institute, Agriculture Research Center, Giza 12619, Egypt

Email

dr.walaa.adly@gmail.com

City

Cairo

Orcid

-

First Name

Hayam S.

Last Name

Abdelkader

MiddleName

-

Affiliation

Virus Research Department, Plant Pathology Research Institute, Agriculture Research Center, Giza 12619, Egypt

Email

hsabdelkader@outlook.com

City

Giza

Orcid

0000-0003-0121-7829

First Name

Mahasen A.

Last Name

Mohamed

MiddleName

-

Affiliation

Horticulture Research Institute, Agriculture Research Center, Giza 12619, Egypt

Email

dr.mahasen.hakem@gmail.com

City

Egypt

Orcid

-

First Name

Mohammad E.

Last Name

EL-Denary

MiddleName

-

Affiliation

Horticulture Research Institute, Agriculture Research Center, Giza 12619, Egypt

Email

dr.m.eldenary@gmail.com

City

Egypt

Orcid

-

First Name

ElSayed T.

Last Name

Sayed

MiddleName

-

Affiliation

Botany and Microbiology Department, Faculty of Science, Cairo University, Giza 12613, Egypt

Email

tsayed1969@hotmail.com

City

Giza

Orcid

-

First Name

Ahmed S.

Last Name

Fouad

MiddleName

-

Affiliation

Botany and Microbiology Department, Faculty of Science, Cairo University, Giza 12613, Egypt

Email

ahmedsfouad@yahoo.com

City

Egypt

Orcid

https://orcid.org/00

Volume

63

Article Issue

3

Related Issue

43286

Issue Date

2023-09-01

Receive Date

2023-05-22

Publish Date

2023-09-01

Page Start

1,173

Page End

1,185

Print ISSN

0375-9237

Online ISSN

2357-0350

Link

https://ejbo.journals.ekb.eg/article_314233.html

Detail API

https://ejbo.journals.ekb.eg/service?article_code=314233

Order

31

Type

Regular issue (Original Article)

Type Code

111

Publication Type

Journal

Publication Title

Egyptian Journal of Botany

Publication Link

https://ejbo.journals.ekb.eg/

MainTitle

Development of SSR Markers to Characterize Potato (<i>Solanum tuberosum</i> L.) Somaclones with Improved Starch Accumulation

Details

Type

Article

Created At

30 Dec 2024