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The minutes released late on Wednesday came as oil prices fell to a 6-1/2-year low, and led some to doubt that the world's largest economy is gearing up to raise interest rates for the first time in nearly a decade next month.
German 10-year yields -- the euro zone benchmark -- fell 5 basis points in early trading to touch 0.59 percent. US Treasury yields have fallen 8 bps since the release of the minutes on Wednesday and were seen trading at 2.12 percent at 0610 GMT.
Bund futures surged 60 ticks to 155.52.