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37137

Evaluation of Silicon Concentration in Milk from Different Species and in Certain Dairy Products in Egypt

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Last updated: 04 Jan 2025

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Abstract

Silicon plays an important role in bone formation and connective tissue metabolism. Although biological interest in this element has recently been increased, limited information exists about the silicon concentration of foods. Further knowledge relating the relationship between dietary silicon and human health, reliable silicon concentration in food is required. Therefore, the object of this study focused on  the silicon concentration in some Egyptian milk and some dairy products. Milk from different species and some dairy products commonly consumed in Egypt were analyzed for silicon concentration. The samples were analyzed using Agilent microwave plasma atomic emission spectrometry following microwave- assisted digestion with nitric acid. The results revealed the linearity of this method and the recovery ranged from 98 – 100 % for milk and 96 – 98 for cheese. The data showed the highest concentration of silicon was found in camel milk (mean = 3.34 ± 0. 12 ppm), lowest concentration in buffalo milk (mean = 0.20 ± 0.01 ppm). Also, it was found the mean values of silicon in goat and cow milk were = 2.28 ± 0.09 ppm and 0.94 ± 0.03 ppm, respectively. The mean values of fresh skim milk and skim milk powder were 0.80 ± 0.04 and 33.11 ± 2.3, respectively. The silicon concentration in processed cheese was higher than that in soft cheese. However, yogurt was of the highest silicon concentration, compared to fresh milk and cheeses. The present study provided the importance of the primary data obtained dealing with the silicon concentration of some Egyptian milks and dairy products.

DOI

10.21608/jfds.2017.37137

Keywords

silicon, skim, Buffalo, cow, camel, goat milk, Soft cheese, Processed cheese, yoghurt, microwave plasma atomic emission spectrometry

Authors

First Name

Mounira

Last Name

Ahmed

MiddleName

M.

Affiliation

Animal Production Res. Institute, Agric. Res. Center, Ministry of Agric.

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Orcid

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First Name

Magda

Last Name

Abd El Aziz

MiddleName

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Affiliation

Animal Production Res. Institute, Agric. Res. Center, Ministry of Agric.

Email

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City

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Orcid

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First Name

H.

Last Name

Sobhy

MiddleName

M.

Affiliation

Institute of Africa Research and Studies – Cairo University

Email

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City

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Orcid

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First Name

W.

Last Name

Azer

MiddleName

Z.

Affiliation

Institute of Africa Research and Studies – Cairo University

Email

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City

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Orcid

-

First Name

M.

Last Name

El Nawawy

MiddleName

A.

Affiliation

Food science Dept., Fac. of Agric., Ain Shams University.

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Orcid

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Volume

8

Article Issue

2

Related Issue

6004

Issue Date

2017-02-01

Receive Date

2017-02-19

Publish Date

2017-02-26

Page Start

117

Page End

119

Print ISSN

2090-3650

Online ISSN

2090-3731

Link

https://jfds.journals.ekb.eg/article_37137.html

Detail API

https://jfds.journals.ekb.eg/service?article_code=37137

Order

9

Type

Original Article

Type Code

886

Publication Type

Journal

Publication Title

Journal of Food and Dairy Sciences

Publication Link

https://jfds.journals.ekb.eg/

MainTitle

Evaluation of Silicon Concentration in Milk from Different Species and in Certain Dairy Products in Egypt

Details

Type

Article

Created At

22 Jan 2023