Vol. 8, Issue 11 (2019)

Author(s):
M Yogesh, D Venkat Reddy, K Lahari Reddy, G Sri Mahitha and N Krishnaiah

Abstract:
A study was conducted to know the microbiological quality of burgers sold in various outlets in and around Greater Hyderabad Municipal Corporation. The total viable count was highest (3.38 CFU/gm) in burgers from street vendors, lowest (7.15x10⁶ CFU/gm) from reputed brands, whereas it is intermediate (4.58x10⁷ CFU/gm) from moderate fast food centres. The coliforms count and feacal coliform in the burgers collected from reputed brands, moderate fast food centres and street vendors was 1.01x10² and nil, 2.86x10⁵ and 1.38 and 9.55x10⁶ and 2.86 CFU/gm respectively. The yeast and moulds counts were 2.2, 8.56 and 6.38 in samples from reputed brands, moderate fast food centres and street vendors respectively. The incidence and counts of Staphylococcus spp., E. coli, Salmonella spp., Vibrio spp. and listeria spp. were 90% and 4.12, 90% and 2.5, 46.66% and 2.42, 23.33% and 0.8 and 23.33% and 0.9 in samples from reputed brands, 90% and 3.56, 83.3% and 3.56, 80% and 4.32, 50% and 1.2 and 33.33% and1.86 from moderate fast food centres whereas, 100% and 2.5, 100% and 5.65, 90% and 3.12, 60% and 2.8 and 43.33% and 3.86 from street vendors respectively.