Catherine E Boothroyd

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The adaptive significance of a putative time sense in humans remains unclear as do the factors that underlie the capacity to gauge the passage of time. Here we show that the subjective assessment of relatively long durations varies systematically as a function of time of day. Specifically, the subjective clock ran relatively faster when the circadian(More)
Trypanosoma brucei, a protozoan parasite that causes both Human and Animal African Trypanosomiasis (known as sleeping sickness and nagana, respectively) cycles between a tsetse vector and a mammalian host. It evades the mammalian host immune system by periodically switching the dense, variant surface glycoprotein (VSG) that covers its surface. The detection(More)
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