Doctor of Medicine, Latvian Academy of Sciences, Riga, 1968. Habilitation, Latvian Academy of Sciences, Riga, 1980.
Junior researcher institute microbiology, Latvian Academy Sciences, Riga, 1967-1974; professor, Riga Medical I-TE, 1974-1975; head department microbiology, Riga Medical Academy, 1975-1996; professor microbiology, Riga Medical Academy, since 1996.
Member Association Latvian Microbiologists (president 1994-1997).
Married Eduards Zilevics, September 4, 1964 (divorced 1979). Children: Vanaga Tija, Ozola Zane. Married Uldis Viesturs, January 7, 1987.