Retraction: Biol Res (2016) 49:24 https://doi.org/10.1186/s40659-016-0084-5

The Editor-in-Chief has retracted this article because it contains substantial overlap with a previously published work by the same authors [1]. This article is therefore redundant.

Author Md. Amirul Alam disagrees with this retraction. The other authors have not responded to correspondence regarding this retraction.