| [seroepidemiological survey of tt virus (ttv) infection in an endemic area for hepatitis c virus]. | seroepidemiological survey of tt virus (ttv) infection was performed in the inhabitants living in an endemic area for hepatitis c virus (hcv) in gifu prefecture, japan. in this area, 482 of 1062 inhabitants (45.4%) were seropositive for hcv relative antibodies. ttv-dna was detected in the sera from 12 of 88 inhabitants (13.6%). the positive rate of ttv-dna had no relation to sex or age. the ttv dna-positive rate of the inhabitants with hcv infection was 21.4% higher than that of the inhabitants ... | 1999 | 10391007 |