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                              Original Research
                              
                              
                              5.
                              
                              
                              Study on the antimicrobial activity of ethanol 
                              extract of propolis against enterotoxigenic 
                              methicillin-resistant Staphylococcus aureus 
                              in lab prepared ice-cream - 
                               
                              
                              T A El-Bassiony, Nagah M. Saad 
                              and Mona A El-Zamkan
                              Vet World. 2012; 5(3): 155-159
              
               
              
              doi: 
              10.5455/vetworld.201
2.155-159
              
               
              
              
              
   
 
              
               
               
               
              
              
              Abstract
              
              
                              
                              
                              The objective of this study was to investigate the 
                              antimicrobial activity of ethanol extract of 
                              propolis against enterotoxigenic strain of MRSA 
                              which inoculated into lab prepared ice cream. EEP 
                              was added to ice cream in 3 concentrations (150, 
                              300 and 600 mg/L). The prepared ice cream was 
                              divided into 2 groups, one stored at freezer temp. 
                              at (-5˚C), while the other was kept in deep 
                              freezer temp. at (-20˚C). MRSA could not be 
                              counted from the 4th, 2nd and 1st week of storage 
                              at freezer temp, while at deep freezer temp. MRSA 
                              could not be enumerated from the 3rd, 1st week and 
                              3rd day of storage in portions contained 150, 300 
                              and 600mg/L EEP, respectively. 
              
                              
              Keywords: 
                              Propolis, MRSA, Ice cream.