Hange-koboku-to, a Kampo medicine, modulates cerebral levels of 5-HT (5-hydroxytryptamine), NA (noradrenaline) and DA (dopamine) in mice.

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"He always puts his trunk tip into his mouth and then modulates the oral chamber, " explained Dr Stoeger.

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The Stony Brook study goes in that direction, looking at the brain region that modulates emotion and finding that people responded differently to behavioral tests.

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Facebook shares are down on the news as well, as the Street modulates its expectations for the revenue contribution Facebook will received from Zynga this year and beyond.

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Renal denervation therapy is a minimally invasive, catheter-based procedure that modulates the output of nerves that lie within the renal artery wall and lead into and out of the kidneys.

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So, even though no actual gears are being changed, using the paddle-shift modulates the torque to provide the jolts of acceleration and deceleration that would happen if there were a real gearbox.

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