... located in the plastids.Two distinct PPOs are present in leaves and seeds ofcoffee (Mazzafera and Robinson, 2000), in the parasiticplant Cuscuta (dodder) (Bar Nun and Mayer, 1999), and in Chinese ... stimulatedduring a stay in 1959 in Cambridge, UK,working with L.W. Mapson, T. Swain and J. Friend, while also learning from the wisdom and charm of Robin Hill.Throughout the years he has pursued his interests ... pursued his interests in plant metabolism,including biochemistry of seed germination, polyphenol oxidases and in recent years, infection by root parasites such as broomrape. In addition, hehas...