Marc Warnecke

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The role of the alpha4beta2* nicotinic acetylcholine receptors (nAChR) in tobacco addiction in humans is largely unresolved. We visualized brain alpha4beta2* nicotinic acetylcholine receptors of smokers and non-smokers with positron emission tomography using 2-[(18)F]fluoro-3-(2(S)azetidinylmethoxy)pyridine, commonly known as 2-[(18)F]F-A-85380. The total(More)
The development of Theileria velifera in the gut and the haemolymph of the tick vector Amblyomma variegatum is described. Between days three and eight after repletion various sexual stages are present in the gut of the nymphs. Zygotes were detected in the gut on day 14, while undifferentiated kinetes first appeared on day 15. In the haemolymph,(More)