• Phytocystatins, inhibitors of cysteine proteinases, are found in a number of plants where they may play a role in defense against pests and pathogens. (usda.gov)
  • Phytocystatins are cysteine proteinase inhibitors from plants implicated in the endogenous regulation of protein turnover, programmed cell death, and in defense mechanisms against pathogens. (unifesp.br)
  • The cystatin superfamily of cysteine protease inhibitors is composed of distinct families of intracellular stefins and secreted true cystatins. (bvsalud.org)
  • These enzymes can be inactivated by specific proteins found in plants called cystatins. (usda.gov)
  • The concept does not include proteins found in vegetables for which PLANT PROTEINS, DIETARY is available. (bvsalud.org)
  • Research are ongoing to evaluate the potential of using cystatins in crop protection to control herbivorous pests and pathogens. (wikipedia.org)
  • Because cystatins interact specifically with insect and nematode edigestive enzymes, they are attractive for controlling pests. (usda.gov)
  • Tremblay J, Goulet M-C, Vorster J , Goulet C, Michaud M. (2021) Harnessing the functional diversity of plant cystatins to design inhibitor variants highly active against herbivorous arthropod digestive proteases . (up.ac.za)
  • Polyclonal antibodies against the recombinant Canecystatins were raised, allowing the immunodetection of the endogenous proteins in the plant tissues. (unifesp.br)
  • I currently also serve as the president of the South African Society of Crop Production and on the management board of the South African Journal of Plant and Soil . (up.ac.za)
  • Cyclotides (cyclo peptides) are plant peptides of ~30 amino acids with a head to-tail cyclic backbone and six cysteine residues involved in three disulphide bonds. (bicnirrh.res.in)
  • Some carbohydrate-metabolizing proteins (ENZYMES) from PLANTS also bind to carbohydrates , however they are not considered lectins . (lookformedical.com)
  • The genes fo two cystatins from rice seeds and the gene for a marker enzyme were fused to a promoting DNA sequence so that the cystatins and the marker would be produced only in wounded cells, then the genes were introduced into alfalfa plants. (usda.gov)
  • The cDNAs of the phytocystatins from rice, oryzacystatin I (OC-I) and oryzacystatin II (OC-II), were expressed in alfalfa (Medicago sativa) plants under the control of the potato protease inhibitor II (PinII) promoter and the plants evaluated for resistance to the root-lesion nematode (Pratylenchus penetrans) and to the fungal foliar pathogen, Phoma medicaginis. (usda.gov)
  • and have led the Molecular Plant Physiology research group in FABI since 2010. (up.ac.za)
  • My research focus on plant stress physiology, and in particular, how plants adapt to stress. (up.ac.za)
  • Many plant lectins change the physiology of the membrane of BLOOD CELLS to cause agglutination, mitosis, or other biochemical changes. (lookformedical.com)
  • These results show that cystatins have the potential to confer resistance to multiple diseases of alfalfa. (usda.gov)
  • Plant cell culture was used to produce FDA-approved glycosylated lysosomal protein-drug, and additional drug candidates. (wikipedia.org)
  • Utilizing these genes in commercial alfalfa varieties would improve alfalfa yields and plant persistence and reduce the populations of root lesion nematodes that could infect subsequent crops. (usda.gov)
  • To date, only few cystatin genes have been characterized in most plant species. (unifesp.br)
  • Production of cystatins in roots reduced the populations of the root-lesion nematode 71-79% compared to plants without the cystatins. (usda.gov)
  • These findings contribute to a better understanding of the activity of sugarcane cystatins and encourage future activity and structural studies of these proteins. (unifesp.br)
  • PLANT LECTINS are carbohydrate-binding proteins that have been primarily identified by their hemagglutinating activity (HEMAGGLUTININS). (lookformedical.com)
  • Due to the presence of histatins (proline-rich proteins including cystatins and statherin), calcium and phosphate are maintained in supersaturation and are available for remineralization of tooth structure. (dentistrytoday.com)
  • Constitutive GUS expression was observed in leaf and root vascular tissue and in mesophyll of some plants. (usda.gov)
  • This study investigated the effects that drought stress imposed on the growth and development of soybean plants. (uwc.ac.za)
  • In recent years, nitric oxide (NO) has emerged as an important endogenous plant signalling molecule that mediates many developmental and physiological processes. (uwc.ac.za)
  • Role of NO in plant defense signaling to biotic stress has been strongly established by earlier investigators. (pomics.com)
  • Drought is one of the most important plant stresses, causing several physiological, morphological, biochemical, and molecular changes in plants. (uwc.ac.za)
  • germplasm collection was characterized using molecular markers as a complementary strategy to traditional phenotyping approach to redefine the plant genetic resources within the Fondazione Edmund Mach (FEM) Ribes collection. (pomics.com)
  • Nitric oxide (NO) is a signaling molecule involved in mediating plant responses to various biotic and abiotic stresses. (uwc.ac.za)
  • Research are ongoing to evaluate the potential of using cystatins in crop protection to control herbivorous pests and pathogens. (wikipedia.org)
  • The production of reactive oxygen species (ROS) is prominent in all aerobic metabolisms including plants. (uwc.ac.za)
  • Journal of Plant Nutrition , 28 (6), 1041-1048. (ncsu.edu)
  • In this study, we observed that phosphate (P) deficiency stunted plant growth and produced plants with poor morphological characteristics (yellow and small leaves). (uwc.ac.za)