Author:Ncube, EN; Steenkamp, Paul A; Madala, NE; Dubery, IADate:Jul 2016Exogenous application of synthetic and natural elicitors of plant defence has been shown to result in mass production of secondary metabolites with nutraceuticals properties in cultured cells. In particular, salicylic acid (SA) treatment has ...Read more
Author:Madala, NE; Tugizimana, F; Steenkamp, PADate:Sep 2014Chlorogenic acids (CGA) have been profiled in the leaves of Momordica balsamina, Momordica charantia, and Momordica foetida. All three species were found to contain the trans and cis isomers of 4-acyl para-coumaroylquinic acid (pCoQA), ...Read more
Author:Mhlongo, MI; Piater, LA; Steenkamp, Paul A; Madala, NE; Dubery, IADate:Jan 2015Previous studies suggest that only transisomers of chlorogenic acid (CGA) are naturally produced. Cis-isomers have been noted in some plant tissues exposed to different mechanical processes as well as untreated tobacco leaves exposed to ...Read more
Author:Ncube, EN; Steenkamp, Paul A; Madala, NE; Dubery, IADate:Sep 2016Centella asiatica is a perrenial herb that grows in tropical regions with numerous medicinal properties mostly attributed to the presence of pentacyclic triterpenoids. Interestingly, this plant also possess a significant amount of ...Read more
Author:Makita, C; Chimuka, L; Cukrowska, E; Steenkamp, PA; Kandawa-Schutz, M; Ndhlala, AR; Madala, NEDate:Jan 2017Moringa ovalifolia Dinter & A. Berger (Moringaceae) is a succulent-stemmed plant, endemic to the desert and semi-desert areas of central Namibia and southwestern Angola. Just like other species in the Moringaceae family, M. ovalifolia is ...Read more