comparison MAP/MAP1_14.m @ 9:ecad0ea62b43

May27 mainly better parameters
author Ray Meddis <rmeddis@essex.ac.uk>
date Tue, 31 May 2011 09:13:07 +0100
parents eafe11c86f44
children 9fd4960e743a
comparison
equal deleted inserted replaced
8:eafe11c86f44 9:ecad0ea62b43
296 IHCs1= IHC_cilia_RPParams.s1; 296 IHCs1= IHC_cilia_RPParams.s1;
297 IHCGmax= IHC_cilia_RPParams.Gmax; 297 IHCGmax= IHC_cilia_RPParams.Gmax;
298 IHCGa= IHC_cilia_RPParams.Ga; % (leakage) 298 IHCGa= IHC_cilia_RPParams.Ga; % (leakage)
299 299
300 IHCGu0 = IHCGa+IHCGmax./(1+exp(IHCu0/IHCs0).*(1+exp(IHCu1/IHCs1))); 300 IHCGu0 = IHCGa+IHCGmax./(1+exp(IHCu0/IHCs0).*(1+exp(IHCu1/IHCs1)));
301 301 IHCrestingCiliaCond=IHCGu0;
302
303 302
304 % Receptor potential 303 % Receptor potential
305 IHC_Cab= IHC_cilia_RPParams.Cab; 304 IHC_Cab= IHC_cilia_RPParams.Cab;
306 IHC_Gk= IHC_cilia_RPParams.Gk; 305 IHC_Gk= IHC_cilia_RPParams.Gk;
307 IHC_Et= IHC_cilia_RPParams.Et; 306 IHC_Et= IHC_cilia_RPParams.Et;
308 IHC_Ek= IHC_cilia_RPParams.Ek; 307 IHC_Ek= IHC_cilia_RPParams.Ek;
309 IHC_Ekp= IHC_Ek+IHC_Et*IHC_cilia_RPParams.Rpc; 308 IHC_Ekp= IHC_Ek+IHC_Et*IHC_cilia_RPParams.Rpc;
310 309
311 IHCrestingV= -0.06; 310 IHCrestingV= (IHC_Gk*IHC_Ekp+IHCGu0*IHC_Et)/(IHCGu0+IHC_Gk);
312
313 IHCrestingV= (IHC_Gk*IHC_Ek+IHCGu0*IHC_Et)/(IHCGu0+IHC_Gk);
314 311
315 IHC_Vnow= IHCrestingV*ones(nBFs,1); % initial voltage 312 IHC_Vnow= IHCrestingV*ones(nBFs,1); % initial voltage
316 IHC_RP= zeros(nBFs,segmentLength); 313 IHC_RP= zeros(nBFs,segmentLength);
317 314
318 % complete record of IHC receptor potential (V) 315 % complete record of IHC receptor potential (V)
675 % and save it 672 % and save it
676 IHC_cilia_output(:,segmentStartPTR:segmentStartPTR+segmentLength-1)=... 673 IHC_cilia_output(:,segmentStartPTR:segmentStartPTR+segmentLength-1)=...
677 IHCciliaDisplacement; 674 IHCciliaDisplacement;
678 675
679 % compute apical conductance 676 % compute apical conductance
680 G=1./(1+exp(-(IHCciliaDisplacement-IHCu0)/IHCs0).*... 677 G=IHCGmax./(1+exp(-(IHCciliaDisplacement-IHCu0)/IHCs0).*...
681 (1+exp(-(IHCciliaDisplacement-IHCu1)/IHCs1))); 678 (1+exp(-(IHCciliaDisplacement-IHCu1)/IHCs1)));
682 Gu=IHCGmax*G + IHCGa; 679 Gu=G + IHCGa;
683 680
684 % Compute receptor potential 681 % Compute receptor potential
685 for idx=1:segmentLength 682 for idx=1:segmentLength
686 IHC_Vnow=IHC_Vnow+ (-Gu(:, idx).*(IHC_Vnow-IHC_Et)-... 683 IHC_Vnow=IHC_Vnow+ (-Gu(:, idx).*(IHC_Vnow-IHC_Et)-...
687 IHC_Gk*(IHC_Vnow-IHC_Ekp))* dt/IHC_Cab; 684 IHC_Gk*(IHC_Vnow-IHC_Ekp))* dt/IHC_Cab;