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RAPD fingerprints of L. rhamnosus GG (lane 1) and representative lactobacilli isolated from vaginal swabs of subject 222 before (lane 2) and 3 (lane 3), 7 (lanes 4 to 6), 14 (lane 7), and 21 (lane 8) days after vaginal insertion of an L. rhamnosus GG capsule for 3 consecutive nights. Lane 9, a 100-bp ladder.
