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35245

Morphological and Pcr Differentiation between some Phages from Bacillus thuringiensis Strain C18

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Last updated: 04 Jan 2025

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Abstract

 
Bacillus thuringiensis (Bt)-based pesticides hold the biggest share of the biopesticides market.  This industry suffers huge economic losses due to the activation of their lysogenic phages during fermentation process. The locally isolated wide-spectrum BtaC18 is currently used for commercial production and found to harbors many of these integrated prophages. Many phages were isolated from a laboratory-grown BtaC18; from amongst them three belonged to the order Caudovirales were characterized. Traditional and morphological examination found that one of the three viruses has tail: ACTP-01 and two are non-tailed phages: ACTP-02 and ACTP-03. The ACTP-01 phage showed an isometric head (92.6 nm) with long non-contractile, flexible tail (321.33 x 12.5 nm). While, the ACTP-02 phage has a hexagonal head (50.82 nm) and the ACTP-03 phage possesses an icosahedral head (61.3 nm).  Data suggested that ACTP-01 phage belongs to Siphoviridae family,while ACTP-02 and ACTP-03 belonged to the Tectiviridae family. Random Amplified Polymorphic DNA polymerase chain reaction (RAPD-PCR) showed a strong differentiating power between the isolated phages.  In conclusion, the numerous phages hosted by this bacterium complicate the derivatization of phage resistant BtaC18 strain.

DOI

10.21608/jacb.2018.35245

Keywords

Bacteriophages, Bacillus thuringiensis, Bacillus thuringiensis subsp. aegypti strain C18, RAPD-PCR

Authors

First Name

Y.

Last Name

Osman

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Affiliation

Botany Department, Faculty of Science, Mansoura University, Egypt

Email

ellazeiky@yahoo.com

City

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Orcid

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First Name

A.

Last Name

El-Morsi

MiddleName

-

Affiliation

Botany Department, Faculty of Science, Mansoura University, Egypt

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City

-

Orcid

-

First Name

Amany

Last Name

Atiya

MiddleName

-

Affiliation

Botany Department, Faculty of Science, Mansoura University, Egypt

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-

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-

Orcid

-

Volume

9

Article Issue

8

Related Issue

5812

Issue Date

2018-08-01

Receive Date

2018-08-01

Publish Date

2018-08-01

Page Start

169

Page End

173

Print ISSN

2090-3626

Online ISSN

2090-3707

Link

https://jacb.journals.ekb.eg/article_35245.html

Detail API

https://jacb.journals.ekb.eg/service?article_code=35245

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1

Type

Original Article

Type Code

883

Publication Type

Journal

Publication Title

Journal of Agricultural Chemistry and Biotechnology

Publication Link

https://jacb.journals.ekb.eg/

MainTitle

Morphological and Pcr Differentiation between some Phages from Bacillus thuringiensis Strain C18

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Article

Created At

22 Jan 2023