9006
Bacterial vaginosis ( BV ) is associated with an increased rate of sexual transmission of human immunodeficiency virus (HIV) type 1 , and Gardnerella vaginalis is frequently isolated from the genital tracts of women with BV .
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Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 None