Articles: PubMed:Common plant toxicology: a comparison of national and southwest Ohio data trends on plant poisonings in the 21st century. PubMed:Metabolite activation of crassulacean Acid metabolism and c(4) phosphoenolpyruvate carboxylase. PubMed:Regulation of Crassula argentea phosphoenolpyruvate carboxylase in relation to temperature. PubMed:Fluorescence Study of Chemical Modification of Phosphoenolpyruvate Carboxylase from Crassula argentea. PubMed:Regulation of Phosphoenolpyruvate carboxylase from Crassula argentea: effect of incubation with ligands and dilution on oligomeric state, activity, and allosteric properties. PubMed:Effect of Diethylpyrocarbonate on the Allosteric Properties of Phosphoenolpyruvate Carboxylase from Crassula argentea. PubMed:The influence of pH on substrate form specificity of phosphoenolpyruvate carboxylase purified from Crassula argentea. PubMed:Malate-Induced Hysteresis of Phosphoenolpyruvate Carboxylase from Crassula argentea. PubMed:A kinetic study of the effects of phosphate and organic phosphates on the activity of phosphoenolpyruvate carboxylase from Crassula argentea. PubMed:Kinetic studies of the form of substrate bound by phosphoenolpyruvate carboxylase. PubMed:Identification of substrate and effector binding sites of phosphoenolpyruvate carboxylase from Crassula argentea. A possible role of phosphoenolpyruvate as substrate and activator. PubMed:The Effect of Adenine Nucleotides on Purified Phosphoenolpyruvate Carboxylase from the CAM Plant Crassula argentea. PubMed:Role of Magnesium in the Binding of Substrate and Effectors to Phosphoenolpyruvate Carboxylase from a CAM Plant. PubMed:Metal Ion Interactions with Phosphoenolpyruvate Carboxylase from Crassula argentea and Zea mays. PubMed:Temperature Effects on Phosphoenolpyruvate Carboxylase from a CAM and a C(4) Plant : A Comparative Study. PubMed:Oligomerization and the sensitivity of phosphoenolpyruvate carboxylase to inactivation by proteinases. PubMed:Regulation of Phosphoenolpyruvate Carboxylase from Crassula argentea: Further Evidence on the Dimer-Tetramer Interconversion. PubMed:Evidence for a multiple subunit composition of plant NAD malic enzyme. PubMed:Isotope effect studies of the chemical mechanism of nicotinamide adenine dinucleotide malic enzyme from Crassula. PubMed:Regulation of the NAD Malic Enzyme from Crassula. PubMed:Regulation of phosphoenolpyruvate carboxylase from Crassula by interconversion of oligomeric forms. PubMed:Physical and Kinetic Properties and Regulation of the NAD Malic Enzyme Purified from Leaves of Crassula argentea. PubMed:Slow Transients in the Activity of the NAD Malic Enzyme from Crassula. PubMed:Transient heat and mass transfer from a leaf undergoing stomatal closure in a low pressure environment.