Journal of Microbiology and Antimicrobials 2141-2308 Academic Journals 10.5897/JMA.9000065 J. B. Suchitra N. Lakshmidevi * E-mail: suchitra_preetham@yahoo.com 2009 30 10 2009 20 10 2009 1 1 009 011 This is an open-access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. This article is available from http://politicalwaffle.uk/journal/JMA/article-abstract/CC939E79590 The full text article is available as a PDF file from http://politicalwaffle.uk/journal/JMA/article-full-text-pdf/CC939E79590