Nonlinear Activation 2 Amylomyces rouxii 2 Dinger equations 2 Fungi 2 Ground state 2 Ground states existence 2 In situ permeabilization 2 Mucor 2 Mucor rouxii 2 Nonlinear equations 2 Orbital stability 2 Periodic 2 Perturbation method 2 Potential parameters 2 Protein kinase A 2 Steady states 2 animal cell 2 article 2 cAMP 2 cAMP analogs 2 catalysis 2 cell activity 2 cell membrane permeability 2 concentration response 2 controlled study 2 cyclic AMP 2 cyclic AMP dependent protein kinase 2 enzyme activation 2 enzyme active site 2