scholarly journals ENTEROTOXIGENIC AND METHICILLIN-RESISTANT STAPHYLOCOCCUS AUREUS (MRSA) IN DAIRY PRODUCTS OF APULIA REGION (ITALY)- PRELIMINARY DATA

2011 ◽  
Vol 1 (1) ◽  
pp. 99 ◽  
Author(s):  
E. Crisetti ◽  
A. Cataleta ◽  
M. D’Alessandro ◽  
G. Normanno ◽  
D. Chiocco ◽  
...  
2019 ◽  
Vol 6 ◽  
pp. 59-62
Author(s):  
Ranjana K.C. ◽  
Ganga Timilsina ◽  
Anjana Singh ◽  
Supriya Sharma

Objectives: To isolate methicillin resistant Staphylococcus aureus (MRSA) from anterior nares of dairy workers and dairy products and assess the antibiotic susceptibility pattern of the isolates. Methods: Swab samples collected from anterior nares of dairy workers and dairy product (butter) were inoculated into mannitol salt agar and incubated at 37ºC for 24 hours. Identification was done based on colony characteristics, Gram's staining, catalase, oxidase and coagulase test. Antibiotic susceptibility testing was done by modified Kirby Bauer disc diffusion method. MRSA was confirmed by using cefoxitin disc. Results: A total of 109 S. aureus (98 from dairy workers and 11 from butter samples) were isolated. Out of them 32 MRSA were isolated from dairy workers and 4 from butter samples. The association between age group and MRSA was found insignificant (p = 0.115). The association of MRSA between male and female workers was found significant (>0.05). About 86% of the MRSA isolates were susceptible to Gentamicin (86.11%) followed by Ciprofloxacin (77.78%). Conclusion: Detection of MRSA among dairy workers and dairy products warrants proper handling and adequate control measures to prevent transmission of MRSA from dairy industry.


2008 ◽  
Vol 139 (2_suppl) ◽  
pp. P173-P173
Author(s):  
Brian Nicholas ◽  
Geeta Bhargave ◽  
Ryan Heffelfinger ◽  
Marc R Rosen ◽  
Edmund A Pribitkin

Objectives 1) Understand the extent of methicillin-resistant Staphylococcus aureus among those undergoing intranasal surgery. 2) Be able to describe potential risk factors for MRSA colonization. The purpose of this study is to outline a prevalance of MRSA colonization among those undergoing inranasal surgery, with an exploration of potential risk factors for colonization. Methods Patients undergoing intranasal surgery (endoscopic sinus surgery, rhinoplasty, septoplasty, etc) at a tertiary care medical center had preoperative nasal swab cultures. The primary endpoint was positive culture of methicillin-resistant Staphylococcus aureus (MRSA). Patient demographic information was also collected to ascertain potential risk factors for colonization of MRSA. Results Early results have demonstrated that the prevalence of MRSA in patients is less than the reported prevalence in hospital inpatient populations. Of the initial 25 patients enrolled in this study, none were shown to be colonized with methicillin-resistant Staphylococcus aureus (0/25), with 1 patient having reported a history of MRSA infection (4%). Conclusions Preliminary data suggests that the prevalence of methicillin-resistant Staphylococcus aureus among patients undergoing intranasal surgery is less than the prevalence of inpatient populations as reported in several previous studies. While preliminary data suggests a potential decreased prevalence of MRSA in this population, a much larger sample of patients is needed to make a more definitive statement. In the coming weeks and months, as more data is gathered and the sample size included in the study grows, it will be interesting to note whether the initial trend, as suggested here, continues.


2021 ◽  
pp. 105066
Author(s):  
María Guadalupe Avila-Novoa ◽  
Jean-Pierre González-Gómez ◽  
Pedro Javier Guerrero-Medina ◽  
Marco Antonio Cardona-López ◽  
Luz María Ibarra-Velazquez ◽  
...  

2018 ◽  
Vol 68 (4) ◽  
pp. 613 ◽  
Author(s):  
NISANUR EKTIK ◽  
MUKADDERAT GÖKMEN ◽  
RECEP ÇIBIK

Methicillin-Resistant Staphylococcus aureus is an important pathogen that causes severe infections in humans and animals. The aim of this study was to determine the prevalence and the antimicrobial profile of methicillin-resistant S. aureus (MRSA) in cow bulk tank milk and dairy products in the region of Balikesir in Turkey. Of 175 milk and dairy products’ samples, 26 were found to be positive for coagulase-positive staphylococci and 3 (2 samples from cow bulk tank milk and 1 sample from tulum cheese) were MRSA phenotypically being resistant against both oxacillin and cefoxitin. Among these, 17 were confirmed as S. aureus by the detection of nuc gene and one as MRSA carrying the mecA gene. All MRSA isolates were found to be also resistant against ampicillin, penicillin and sulfamethoxazole-trimethoprim. Consequently, even though the prevalence of MRSA in cow bulk tank milk and dairy productswas relatively low (1.70%), it may pose serious risks in terms of food safety and public health. In order to prevent the prevalence of MRSA in dairy products, hygienic measures, especially in terms of personal hygiene and disinfection of equipment in all stages of dairy production, should be taken, and HACCP and GMP regulations should be implemented.


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