About the Authors

Seble Ayalew

Affiliation Department of Microbial, Cellular and Molecular Biology, College of Natural Sciences, Addis Ababa University, P.O. Box 1176, Addis Ababa, Ethiopia

Hassen Mamo

binmamo@yahoo.com

Affiliation Department of Microbial, Cellular and Molecular Biology, College of Natural Sciences, Addis Ababa University, P.O. Box 1176, Addis Ababa, Ethiopia

Abebe Animut

Affiliation Aklilu Lemma Institute of Pathobiology, Addis Ababa University, P.O. Box 1176, Addis Ababa, Ethiopia

Berhanu Erko

Affiliation Aklilu Lemma Institute of Pathobiology, Addis Ababa University, P.O. Box 1176, Addis Ababa, Ethiopia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AA HM BE. Performed the experiments: SA. Analyzed the data: SA. Contributed reagents/materials/analysis tools: AA. Wrote the paper: HM.