08 Apr 2014 --- A team of researchers working with Prof. Dr. Christa E. Muller from the University of Bonn demonstrates a positive effect on tau deposits. As part of a German-French research project, a team led by Dr. Christa E. Müller from the University of Bonn and Dr. David Blum from the University of Lille was able to demonstrate for the first time that caffeine has a positive effect on tau deposits in Alzheimer's disease.