M.Sc (Medical Microbiology_ - A three year P.G. degree course for non-medical as well as medical graduates has been introduced from the academic year 2003-2004, with an initial yearly intake of 5 students.

• M.D(Microbiology)-P.G.Course for medical graduates to specialize in the field of medical microbiology.

• Ph.D for medical and non-medical post graduates

• Isolation of Leigeonella pneumophila from environmental sources
•  Pneumonia due to L.Pneumophila is not a rare disease in a modern superspecialty hospital
• Multidrug resistance efflu pumps in clinical isolates of pseudomonas aerusimosa and the genetic basis
• Isolation & Identification of Vibrocholarae0139 strains from Tirupati in 1995 & again in October,2000.
• Isolation of a rare Neurotropic fungus Xylohypha bantiana from brain abscess.