Investigations
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The investigation entails the construction and validation of a detailed mathematical model for glycolysis erythrocytes infected with the malaria parasite Plasmodium falciparum in the blood stage form.
Submitter: Dawie van Niekerk
Studies: Analysis of model for malaria-infected erythrocytes, Intra-erythrocytic malaria parasite volumes, Validation of model for malaria-infected erythrocytes
Assays: Flux vs external glucose, Flux vs parasitaemia, GLC incubation, Inhibition of glycolytic flux, Malaria parasite volume determinations, Metabolic control analysis, Stage specific fluxes, Steady-state
The oxidative Weimberg pathway for the five-step pentose degradation to α ketoglutarate from Caulobacter crescentus is a key route for sustainable bioconversion of lignocellulosic biomass to added-value products and biofuels. Here, we developed a novel iterative approach involving initial rate kinetics, progress curves, and enzyme cascades, with high resolution NMR analysis of intermediate dynamics, and multiple cycles of kinetic modelling analyses to construct and validate a quantitative model ...
Submitter: Jacky Snoep
Studies: Cell free extract, Initial rate kinetics, One pot cascade, Progress curves
Assays: Cell free extract, with Mn and NAD recycling, Cell free extract, with Mn, no NAD recycling, Cell free extract, without added Mn, with NAD recycling, KDXD, KGSADH, One pot cascade 10, One pot cascade 12, One pot cascade 13, One pot cascade 16, Progress curve KDXD, Progress curve KGSADH, Progress curve XAD, Progress curve XDH, Progress curve XLA, Progress curves combined, Steady state cell free extract, with Mn and NAD recycling, XAD, XDH, XLA
Submitter: Dawie van Niekerk
Studies: Allosteric regulation of phosphofructokinase controls the emergence of g..., Heterogeneity of glycolytic oscillatory behaviour in individual yeast cells, Sustained glycolytic oscillations in individual isolated yeast cells
Assays: gustavsson1-4 models, gustavsson5 model
Submitter: Jacky Snoep
Studies: Entrainment of heterogeneous glycolytic oscillations in single cells
Assays: No Assays
The gluconeogenic conversion of 3-phosphoglycerate via 1,3-bisphosphoglycerate to glyceraldehyde-3-phosphate was compared at 30 C and at 70 C. At 30 C it was possible to produce 1,3-bisphosphoglycerate from 3-phosphoglycerate with phosphoglycerate kinase, but at 70 C, 1,3- bisphosphoglycerate was dephosphorylated rapidly to 3-phosphoglycerate, effectively turning the phosphoglycerate kinase into a futile cycle. At both temperatures it was possible to convert 3-phosphoglycerate to glyceraldehyde ...
Submitter: Jacky Snoep
Studies: BPG stability, PGK-30C, PGK-70C, PGK-GAPDH 30C & 70C
Assays: BPG degradation, BPG stability analysis, PGK - GAPDH models, PGK 30C data, PGK 30C model, PGK 70 data, PGK 70C model, PGK-GAPDH 30, PGK-GAPDH 70
Drug detoxification dynamics explain the postantibiotic effect
Protein abundance of AKT and ERK pathway components governs cell-type- specific regulation of proliferation
The investigation entails the construction and validation of a detailed mathematical model for glycolysis of the malaria parasite Plasmodium falciparum in the blood stage trophozoite form.
Submitter: Dawie van Niekerk
Studies: Model analysis, Model construction, Model validation
Assays: ALD, ATPASE, Culturing and synchronisation of P. falciparum, ENO, G3PDH, GAPDH, GLC incubation, GLCtr, GLYtr, HK, Inhibition of glucose transport, Inhibition of lactate flux, LACtr, LDH, PFK, PGI, PGK, PGM, PK, PYRtr, Steady state, Supply-demand analysis, TPI, Trophozoite Isolation and Lysate Preparation
Design principles of nuclear receptor signaling: how complex networking improves signal transduction
Division of labor by dual feedback regulators controls JAK2/STAT5 signaling over broad ligand range