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101528

ISOLATION AND PARTIAL CHARACTERIZATION OF TWO BACTERIOPHAGES VIRULENT TO Enterobacter cloacae

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Last updated: 04 Jan 2025

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Abstract

Enterobacter cloacae is a potential bacterial pathogens in aquatic water.  In this study, twolytic phages designated as Ec02 and Ec03 infectious to Enterobacter cloacae were isolated from agricultural irrigation water.Morphological analysis by transmission electron microscopy revealed that both phages belongs to Myoviridae family. Phage Eco2 had an isometric head 92 nm in diameter with a long contractile tail 125 nm in length, while phage Ec03 had a head of about 75 nm in diameter with a long contractile tail 92 nm in length. Both phages were shown to be virulent to different Enterobacter sp isolates except Enterobacter aerogenes (57), and had no effect on other tested bacteria. One- step growth curves revealed that the latent period, rise periods and burst size of phages Ec02 and Ec03 were (20, 20 min) , (30,40 min) and (146, 94 PFU/ infected cell), respectively . Both phages were thermal stable and were tolerant to a wide range of pH. These results suggest that both phages have a high potential for phage application to control Enterobacter cloacae.

DOI

10.21608/zjar.2016.101528

Keywords

Enterobacter cloacae, lytic bacteriophage, Myoviridae, TEM

Authors

First Name

Manar M.G.

Last Name

Ahmady

MiddleName

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Affiliation

Agric. Microbiol. Dept., Fac. Agric., Zagazig Univ., Egypt

Email

noorahmady@yahoo.com

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Orcid

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First Name

Nahed A.

Last Name

El-Wafai

MiddleName

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Affiliation

Agric. Microbiol. Dept., Fac. Agric., Zagazig Univ., Egypt

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City

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Orcid

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First Name

Fatma I.

Last Name

El-Zamik

MiddleName

-

Affiliation

Agric. Microbiol. Dept., Fac. Agric., Zagazig Univ., Egypt

Email

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City

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Orcid

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First Name

M.I.

Last Name

Hegazy

MiddleName

-

Affiliation

Agric. Microbiol. Dept., Fac. Agric., Zagazig Univ., Egypt

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Orcid

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Volume

43

Article Issue

2

Related Issue

15382

Issue Date

2016-03-01

Receive Date

2016-01-08

Publish Date

2016-03-30

Page Start

423

Page End

434

Print ISSN

1110-0338

Link

https://zjar.journals.ekb.eg/article_101528.html

Detail API

https://zjar.journals.ekb.eg/service?article_code=101528

Order

6

Type

Original Article

Type Code

842

Publication Type

Journal

Publication Title

Zagazig Journal of Agricultural Research

Publication Link

https://zjar.journals.ekb.eg/

MainTitle

ISOLATION AND PARTIAL CHARACTERIZATION OF TWO BACTERIOPHAGES VIRULENT TO Enterobacter cloacae

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Article

Created At

22 Jan 2023