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Molecular Detection of Methicillin-resistant Staphylococcus aureus Isolated From Foods in Germany Using LAMP Assay

Article

Last updated: 01 Jan 2025

Subjects

-

Tags

Veterinary Parasitology & Microbiology

Abstract

The existence of methicillin-resistant Staphylococcus aureus (MRSA) represents a considerable a major danger to the public health, contributing to both foodborne illnesses and hospital-acquired infections. Hundred eighty-nine of Staphylococcus aureus (S. aureus) isolates were obtained from diverse food items, including poultry (103 isolates), sausage (9 isolates), pork (3 isolates), and minced meat (4 isolates), along with bovine mastitis milk (70 isolates). These isolates were submitted to the University of Veterinary Medicine Hannover, Germany, as part of routine diagnostic procedures for S. aureus. This study utilized numerous S. aureus isolates from food sources to develop an efficient the loop-mediated isothermal amplification (LAMP) technique enables the swift identification of S. aureus and MRSA. Six primers were specifically crafted for each S. aureus and MRSA sequence. Results indicated that all presumed S. aureus isolates were successfully identified with the nuc gene through LAMP and PCR techniques. However, 8.46% of isolates were MRSA which possessed the mecA gene. The LAMP assay exhibited high analytical sensitivity (1.49 pg/µL-1, 100% sensitivity) for detecting MRSA DNA with a dilution factor of 10-4. We determined the Limit of Detection (LOD) as 3.6 x 103 CFU/mL, with an 80% detection probability. This method can be seamlessly approved into any microbiology laboratory for mecA detection, offering the advantages of simplicity, time efficiency, and accurate results without the need for specialized equipment.

DOI

10.21608/ejvs.2024.281105.1981

Keywords

MRSA, LAMP assay, Food poisoning, meat safety

Authors

First Name

Omar

Last Name

Sheet

MiddleName

Hashim

Affiliation

Dept. of Veterinary Public Health College of Veterinary Medicine University of Mosul

Email

omar.sheet@uomosul.edu.iq

City

Mosul, Iraq

Orcid

0000-0003-3671-0998

First Name

Omar

Last Name

Al-Mahmood

MiddleName

Ahmed

Affiliation

Lecturer of Veterinary Public Health, College of Veterinary Medicine, university of Mosul, Iraq.

Email

omar.a.almoula@uomosul.edu.iq

City

-

Orcid

0000-0003-2065-6165

First Name

Ayman

Last Name

Taha

MiddleName

Hani

Affiliation

Dept. Veterinary Public Health, University of Mosul, Mosul, Iraq

Email

dr_vetayman@uomosul.edu.iq

City

Mosul, Iraq

Orcid

0000-0001-9725-6237

First Name

Raad

Last Name

Alsanjary

MiddleName

Abdulghany

Affiliation

Department of Veterinary Public Health, College of Veterinary Medicine, University of Mosul, Iraq

Email

ralsanjary61@uomosul.edu.iq

City

-

Orcid

0000-0001-6141-8505

First Name

Madeleine

Last Name

Plötz

MiddleName

-

Affiliation

Institute of Food Quality and Food Safety, University of Veterinary Medicine, Hannover, Germany

Email

madeleine.ploetz@tiho-hannover.de

City

Hannover, Germany

Orcid

0000-0002-2182-0986

First Name

Amir

Last Name

Abdulmawjood

MiddleName

Abdulhak

Affiliation

Department of Foodborne Zoonoses, Institute of Food Quality and Food Safety, University of Veterinary Medicine, Hannover, Germany

Email

amir.abdulmawjood@tiho-hannover.de

City

Hannover, Germany

Orcid

0000-0001-5189-8381

Volume

56

Article Issue

6

Related Issue

48121

Issue Date

2025-06-01

Receive Date

2024-04-02

Publish Date

2025-06-01

Page Start

1,153

Page End

1,160

Print ISSN

1110-0222

Online ISSN

2357-089X

Link

https://ejvs.journals.ekb.eg/article_358006.html

Detail API

https://ejvs.journals.ekb.eg/service?article_code=358006

Order

358,006

Type

Original Article

Type Code

140

Publication Type

Journal

Publication Title

Egyptian Journal of Veterinary Sciences

Publication Link

https://ejvs.journals.ekb.eg/

MainTitle

Molecular Detection of Methicillin-resistant Staphylococcus aureus Isolated From Foods in Germany Using LAMP Assay

Details

Type

Article

Created At

23 Dec 2024