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77990

Impact of Chemotherapy and Thermotherapy Treatments on the Presence of Potato Viruses PVY, PVX and PLRV in Tissue-Cultured Shoot Tip Meristem

Article

Last updated: 22 Jan 2023

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Abstract

Potato tubers (Solanum tuberosum L.) is considered as one of the most essential vegetable crops worldwide, The most communal viruses attacking potato all over the world are potato leaf roll virus (PLRV), potato virus Y (PVY) and potato virus X (PVX). Our current study aimed to eradicate potato viruses PVY, PVX and PLRV through shoot tip meristem via tissue culture combined with thermotherapy and chemotherapy. Sprouts of potato cultivars ex. Spunta, Selana, Diamond and Cara were used as biological material for investigating their performance using shoot tip meristem. During multiplication stage, the resulted plantlets were subjected to ribavirin (50 mg/L), while the untreated plantlets served as control. In general, the control treatment (0.0 mg/L) provided the best results, while ribavirin (50 mg/L) gave reverse effect on the estimated vegetative parameters (shoot length (cm), number of leaves and number of shoots).  Detection of the presence and absence of PVY, PVX and PLRV using DAS-ELISA technique indicated that, thermotherapy and chemotherapy treatments for shoot tip meristem culturing minimized the occurrence percentage of PVX, PVY and PLRV in all tested potato cultivars compared to positive control.  The results of RT-PCR revealed that, the amplicons of amplified fragments and primed by PVX-, PVY- and PLRV-specific sense and antisense primers were appeared only in the positive control (lane 1 at ~750, 801 and 548 bp), respectively, while, no amplicons appeared in the rested treatments. In conclusion, shoot tip meristem followed by thermotherapy and chemotherapy treatments enhanced the growth of potato plantlets and suppressed potato viruses.

DOI

10.21608/jppp.2019.77990

Keywords

Potato (Solanum tuberosum L.), Shoot tip meristem culture, Thermotherapy, Chemotherapy, ELISA test, RT-PCR test

Authors

First Name

T.

Last Name

Shoala

MiddleName

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Affiliation

Environmental Biotechnology Department, College of Biotechnology, Misr University for Science and Technology, Al-Motamayez District - 6th of October, Egypt

Email

tahsen.shoala@must.edu.eg

City

-

Orcid

-

First Name

Kh.

Last Name

Eid

MiddleName

E.

Affiliation

Plant Pathol., Dept., Fac. .of Agric., Moshtohor, Benha Univ.

Email

-

City

-

Orcid

-

First Name

I.

Last Name

EL-Fiki

MiddleName

A. I.

Affiliation

Plant Pathol., Dept., Fac. .of Agric., Moshtohor, Benha Univ.

Email

-

City

-

Orcid

-

Volume

10

Article Issue

12

Related Issue

11648

Issue Date

2019-12-01

Receive Date

2020-03-18

Publish Date

2019-12-01

Page Start

581

Page End

585

Print ISSN

2090-3677

Online ISSN

2090-3758

Link

https://jppp.journals.ekb.eg/article_77990.html

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https://jppp.journals.ekb.eg/service?article_code=77990

Order

3

Type

Original Article

Type Code

888

Publication Type

Journal

Publication Title

Journal of Plant Protection and Pathology

Publication Link

https://jppp.journals.ekb.eg/

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Article

Created At

22 Jan 2023