Location: Model of Human Jejunal Smooth Muscle Cell Electrophysiology @ 209ecb42181f / Simulation / Fig10_sim.py

Author:
WeiweiAi <wai484@aucklanduni.ac.nz>
Date:
2021-06-21 15:32:15+12:00
Desc:
Correct the figure numbers in the doc and typos; Change the default temerature back to 310K for Periodic_stimulation.
Permanent Source URI:
https://models.physiomeproject.org/workspace/692/rawfile/209ecb42181f3204db0c1119bff2279b6a9b50e0/Simulation/Fig10_sim.py

# To reproduce the data needed for Figure 11 in associated original paper,
# execute this script in the Python console in OpenCOR. This can be done
# with the following commands at the prompt in the OpenCOR Python console:
#
#     In [1]: cd path/to/folder_this_file_is_in
#     In [2]: run Fig11_sim.py

import opencor as oc
import numpy as np
# The prefix of the saved output file name 
prefilename = 'simFig10'
# Load the simulation file
simfile='Patch_clampXi_experiment.sedml'
simulation = oc.open_simulation(simfile)
# The data object houses all the relevant information
# and pointers to the OpenCOR internal data representations
data = simulation.data()
# Set the experiments
Vholding, t_ss = -70, 2000
Vtest = range (-5, 25, 5)
duration = 2000
Cai=[5.38843941249284e-5]
Nai= 40
T=297
# Define the interval of interest for this simulation experiment
start, end, pointInterval = 0, t_ss+duration, 0.1
data.set_starting_point(start)
data.set_ending_point(end)
data.set_point_interval(pointInterval)
# Data to save
varName = np.array(["Time", "Iion"])
vars = np.reshape(varName, (1, len(varName)))
rows=(t_ss+duration)*10+1
r = np.zeros((rows,len(varName)))
for j, iCai in enumerate(Cai):
   for i, V in enumerate(Vtest): 
      # Reset states and parameters
      simulation.reset(True)
      # Set constant parameter values
      data.constants()['Clamp_parameters/V_actHolding'] = Vholding
      data.constants()['Clamp_parameters/V_actTest'] = V
      data.constants()['Clamp_parameters/t_ss'] = t_ss
      data.constants()['Clamp_parameters/T'] = T
      data.constants()['Clamp_parameters/Nai'] = Nai
      data.constants()['Clamp_parameters/Cai'] = iCai
      simulation.run()
      # Access simulation results
      results = simulation.results()
      # Grab a specific algebraic variable results
      r[:,0] = results.voi().values()
      r[:,1] = results.algebraic()['outputs/I_ion'].values()
      # clear the results except the last run
      simulation.clear_results()
   
      # Save the simulation result of the last run
      filename='%s_%d.csv' % (prefilename,i)
      np.savetxt(filename, vars, fmt='%s',delimiter=",")
      with open(filename, "ab") as f:
          np.savetxt(f, r, delimiter=",")
      f.close