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238800

GENETIC IMPROVEMENT OF ALKALINE PROTEASE PRODUCTION VIA BACILLUS PROTOPLAST FUSION

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Last updated: 04 Jan 2025

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Abstract

This study aimed to improve the production of alkaline protease by Baciflus strains through protoplast fusion technique. Different Bacillus strains were screened for alkaline protease production. The best producers were B. alvei and B. licheniformis (local isolates) were fused together. Twelve fusants were selected on the basis of antibiotic resistance pattern. All fusants were characterized on the basis of enzyme activity, resistance to antibiotics and different chemical and physical factors. Plasmid profiles studies of these fusants and their parents showed the transfer of some plasmids from each parent to the fusants. All fusants showed higher efficiencies in enzyme productivity than their parents. Up to five limes alkaline protease activity were found in fusants comparing with their parental strains production. The distinguished obtained fusants are available to be used commercially in many economic important industries.

DOI

10.21608/jpp.2004.238800

Keywords

Bacillus spp, genetic improvement, protoplast fusion, Alkaline protease

Authors

First Name

Effat

Last Name

Solaiman,

MiddleName

A. M.

Affiliation

Microbial Genetics Dept., National Research Center, Cairo, Egypt

Email

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City

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Orcid

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First Name

M.

Last Name

Moharam

MiddleName

E.

Affiliation

Microbial Chemistry Dept., National Research Center, Cairo, Egypt

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Orcid

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Volume

29

Article Issue

9

Related Issue

34371

Issue Date

2004-09-01

Receive Date

2004-08-15

Publish Date

2004-09-01

Page Start

4,981

Page End

4,987

Print ISSN

2090-3669

Online ISSN

2090-374X

Link

https://jpp.journals.ekb.eg/article_238800.html

Detail API

https://jpp.journals.ekb.eg/service?article_code=238800

Order

8

Type

Original Article

Type Code

887

Publication Type

Journal

Publication Title

Journal of Plant Production

Publication Link

https://jpp.journals.ekb.eg/

MainTitle

GENETIC IMPROVEMENT OF ALKALINE PROTEASE PRODUCTION VIA BACILLUS PROTOPLAST FUSION

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Article

Created At

22 Jan 2023