sorbus microphylla/nicotine

Nicotine exposure in adolescent rats has been shown to cause learning impairments that persist into adulthood long after nicotine exposure has ended. This study was designed to assess the extent to which the effects of adolescent nicotine exposure on learning in adulthood can be accounted for by

Biphenyls and dibenzofurans are the phytoalexins of the Malinae involving apple and pear. Biosynthesis of the defence compounds includes two O-methylation reactions. cDNAs encoding the O-methyltransferase (OMT) enzymes were isolated from rowan (Sorbus aucuparia) cell cultures after treatment with an

Fire blight, caused by the bacterium Erwinia amylovora, is a serious disease of apples (Malus spp.) and pears (Pyrus spp.) but can also infect many ornamental species in the Rosaceae family. In the summers of 2009 and 2010, leaf and shoot blight and reddish colored cankers were observed on firethorn