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228847

Detection of some microorganisms of public health hazards in cheese

Article

Last updated: 28 Dec 2024

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Abstract

In this study, the microbial quality of Domiati, Kareish, and Ras cheeses was studied. A total of 150 cheese samples were collected, and samples were analyzed for total coliforms, fecal coliforms, Escherichia coli, Staphylococcus aureus, yeast, and mold counts. The highest distribution of coliforms was lied in 10 - < 102 (26 %), 103 - < 104 (60 %) and 103- < 104 (32 %) in Domiati, Kareish and Ras cheese respectively, 30, 18 and 16% of fecal coliforms samples had counts of 10 - < 102, while 2, 4 and 16 % had counts of 102 - < 103, and 2, 30 and 34 % had counts of 103 - < 104. E. coli existed in 28, 28 and 37% of samples, respectively. Staph. aureus was detected in 26, 10 and 22 % of samples respectively, with average count of 1.27 x 103, 7.5 x 104 and 2.15 x 103 respectively. Yeasts were detected in 98, 96 and 52 % of samples respectively, with average count of 3.88 x 105, 3.26 x 105 and 1.04 x 104 respectively. Molds were detected in 46, 32 and 35 % of samples with average values of 3.9 x 104, 1.2 x 104 and 2.61 x 104, respectively. The presence of these organisms reflects unhygienic measures, inadequate heat treatment, using bad quality ingredients and improper sanitation during handling and storage.

DOI

10.21608/sjyr.2022.228847

Keywords

Escherichia coli, Staphylococcus aureus, Yeasts and molds, cheese, Domiati cheese, kareish cheese, Ras cheese

Authors

First Name

Abeer

Last Name

Ahmed

MiddleName

-

Affiliation

Department of Food Hygiene, Animal Health Research Institute-Assiut, Assiut, Egypt

Email

berowella30@gmail.com

City

Assiut

Orcid

-

First Name

Moustafa

Last Name

Khalil Moustafa

MiddleName

-

Affiliation

Department of Food Hygiene, Faculty of Veterinary Medicine, Assiut University, Assiut, Egypt

Email

-

City

Assiut

Orcid

-

First Name

Wallaa

Last Name

Amin

MiddleName

-

Affiliation

Department of Food Hygiene, Faculty of Veterinary Medicine, Assiut University, Assiut, Egypt

Email

-

City

Assiut

Orcid

-

First Name

Onsi

Last Name

Sadek

MiddleName

-

Affiliation

Department of Food Hygiene, Animal Health Research Institute-Assiut, Assiut, Egypt

Email

-

City

Assiut

Orcid

-

Volume

2

Article Issue

3

Related Issue

32622

Issue Date

2022-04-01

Receive Date

2022-01-07

Publish Date

2022-04-01

Page Start

33

Page End

43

Print ISSN

2735-5535

Online ISSN

2735-5543

Link

https://sjyr.journals.ekb.eg/article_228847.html

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https://sjyr.journals.ekb.eg/service?article_code=228847

Order

228,847

Type

المقالة الأصلية

Type Code

2,240

Publication Type

Journal

Publication Title

مجلة سوهاج لشباب الباحثين

Publication Link

https://sjyr.journals.ekb.eg/

MainTitle

Detection of some microorganisms of public health hazards in cheese

Details

Type

Article

Created At

23 Jan 2023