Raghu studied at Madras University in India. In 1983 he received a degree of the India in the sphere of Zoology. In two years he became a Master of Science in Biochemistry. In 1991 Raghu received a degree of the Doctor of Philosophy in Biochemistry.
All his life Raghu worked as a professor of medical biochemistry.
Raghu married to Raghu Vasundhara Devi on June 19, 1989. They have two children: Pavitra, Prashanth.