After the publication of this work , we found that Table 4 is a duplication of Table 2 in our related publication  and some of the text within the methods section is also duplicated. We have now obtained permission to reuse this material with kind permission from Springer Science + Business Media: Applied Microbiology and Biotechnology (2013) 97 (15) p 6991–7003. Piyush Chandna, Sarita Mallik and Ramesh Chander Kuhad. Table 2. ©Springer-Verlag Berlin Heidelberg 2012.
We apologize for the inconvenience that this may have caused.
BMC Microbiol 2013, 13:99.
10.1186/1471-2180PubMed Abstract | BioMed Central Full Text | PubMed Central Full Text