Bachelor of Science, Andhra University, Waltair, India, 1960. Master of Science in Biochemistry, Maharaja Sayajirao University, Baroda, India, 1963. Doctor of Philosophy in Microbiology, Maharaja Sayajirao University, Baroda, India, 1969.
Diploma in microbiology and biotechnology, University Osaka and University Tokyo, 1977.
Assistant lecturer Maharaja Sayajirao University, 1964-1969, lecturer, 1969. Assistant microbiolobist CCS Haryana Agricultural University, Hisar, India, 1969-1974, microbial physiologist India, 1975-1985, senior microbial physiologist India, 1985-1986, professor microbiology India, since 1985, head department India, 1986-1989.
Member Association Microbiologists India (president Hisar chapter 1985, R.M. Sharma award 1989, 91, 83, president-elect 2001), Association Food Science and Technology (president 1998-2000), New York Academy of Sciences.
Married Patnala Katyayani, May 17, 1973. Children: Bhanupriya, Anuradha, Jyotsna.