[1] Jawaharlal Nehru Univ, Sch Life Sci, New Delhi 110067, India
[2] Jawaharlal Nehru Univ, Sch Environm Sci, New Delhi 110067, India
[3] Harvard Univ, Sch Med, Brigham & Womens Hosp, Channing Lab,Dept Med, Boston, MA 02115 USA
[4] Inst Pasteur, URA CNRS 2171, Unite Genom Microorganismes Pathogenes, F-75724 Paris, France
[5] Novartis Vaccines, I-53100 Siena, Italy