clear clc fbase = 'fig11_PFCapic'; %WTD1_Nov8IR3a % gAMPA = 0.00021; % tau1 = 2.7006; % tau2 = 2.1829; %WTD2_Nov8IR2b % gAMPA = 0.000228; % tau1 = 6.2513; % tau2 = 1.9087; %HETD1_Nov7IR3a % gAMPA = 0.0002030; % tau1 = 4.532; % tau2 = 1.7101; %HETD2_Apr20IR3a gAMPA = 0.000225; tau1 = 4.5559; tau2 = 1.8262; writeSmry = 0; inbase = sprintf('%s_tR%.4f_tF%.4f_gAMP%.7f',fbase,tau1,tau2,gAMPA); figttl = sprintf('PFC test: t_1 %.4f t_2 %.4f gAMP %.7f',tau1,tau2,gAMPA); makeDistPlot = 1; TipsOnly = 1; [t,v]=readNRNbin_Vclamp(inbase,0); ylim([-0.05 0]) txt_fname = sprintf('%s_dist.txt',inbase); [dat] = dlmread(txt_fname); nSyn = size(dat,1); tmp_ras=importdata('test_raster.txt'); sTimes = tmp_ras(:,1); spk_ind=tmp_ras(:,2); l_spks=length(sTimes); idx=zeros(l_spks-1,2); PSCbase=zeros(l_spks-1,1); v_EPSP = zeros(60000,l_spks-1); peak = []; amp = []; rise = []; decay = []; hfw = []; % figure(1) emp_spks=[1 l_spks]; emp_spks2=[]; for k=2:l_spks-1 idx(k,:) = [min(find(t >= sTimes(k))) max(find(t < sTimes(k+1)))]; % idx(k,2)-idx(k,1); % figure(1) % plot(v(idx(k,1):idx(k,2))) % hold on; tstep = [0 : idx(k,2)-idx(k,1)-1]; t_EPSP = t(1+tstep); idx_EPSP = idx(k,1); tmp = v(idx(k,1)+1:idx(k,2)); [mn,mnI]=min(tmp); v_EPSP(1+tstep,k-1) = tmp-tmp(1); % plot(v_EPSP(:,k-1)) % hold on; peak(end+1,:) = [t_EPSP(mnI) abs(mn-tmp(1))]; [amp_tmp,rise_tmp,decay_tmp,hfw_tmp]=analyze_EPSC(t_EPSP,tmp); if (decay_tmp~=0) amp(end+1)=amp_tmp; rise(end+1)=rise_tmp; decay(end+1)=decay_tmp; hfw(end+1)=hfw_tmp; else emp_spks=[emp_spks k]; emp_spks2=[emp_spks2 k]; end end v_EPSP(30000:end,:)=[]; % nSyn = size(v_EPSP,1); fprintf('Found %d EPSCs\n',length(amp)-length(find(amp==0))); fprintf('Mean amp\t%.2f\n',mean(nonzeros(amp)*1e3)); fprintf('Mean rise\t%.2f\n',mean(nonzeros(rise))); fprintf('Mean decay\t%.2f\n',mean(nonzeros(decay))); fprintf('Mean 1/2 width\t%.2f\n',mean(nonzeros(hfw))); mean_EPSP=zeros(length(v_EPSP),1); targ_spks=find(dat(:,2)>=0.67*max(dat(:,2))); for i=1:length(v_EPSP) mean_EPSP(i) = mean(v_EPSP(i,targ_spks)); end figure(1) l_EPSP=length(v_EPSP); t_plot=0:0.025:0.025*(l_EPSP-1); for i=1:length(find(dat(:,2)>=0.67*max(dat(:,2)))) if (ismember(i,emp_spks2)==0) if(max(v_EPSP(:,i)*1000)<0.5) plot(t_plot,v_EPSP(:,i)*1000,'k',t_plot,mean_EPSP*1000,'r'); hold on; end end end plot(t_plot,mean_EPSP*1000,'r'); ttl = sprintf('%s: superimposing all EPSCs',figttl); title('superimposed EPSCs'); xlabel('time (ms)'); xlim([0 50]) ylim([-15 1]) ylabel('EPSC (pA)'); fname = sprintf('%s_meanEPSCond.fig',inbase); % figure(2) % % distan=zeros(nSyn,1); % for i=1:length(dat) % distan(i)=sqrt(dat(i,2)^2+dat(i,3)^2); % end % ave_persyn=zeros(nSyn,1); % spk_indtmp=spk_ind; % spk_indtmp(emp_spks)=[]; % spks_syn=[spk_indtmp amp']; % for i=1:length(dat)-2 % tmp_spks=find(spks_syn(:,1)==i); % ave_persyn(i)=spks_syn(tmp_spks,2); % end % for i=1:length(dat) % if ((ave_persyn(i)~=0)&&(dat(i,2)>=0.67*max(dat(:,2)))) % plot(dat(i,2),ave_persyn(i)*1000,'ro') % hold on; % end % end % title('Synapse location and EPSC amplitudes'); % xlabel('Distance from soma (microns)'); % ylabel('Max EPSC amplitude (pA)'); % subplot(1,3,3); % xbar=[.5:.1:60]; % n_elements=histc(peak(:,2)*1000,xbar); % npts=max(size(peak)); % c_elements = cumsum(n_elements); % % plot(xbar,c_elements/npts,'o-'); % xlim([0 60]); % title('Cumulative frequency histograms'); % xlabel('EPSC amplitude (pA)'); % ylabel('cumulative (%)'); % avamp=mean(amp)*1e3; % tr=mean(rise); % td=mean(decay); % avhfw=mean(hfw); % fprintf('Found %d EPSCs\n',length(amp)); % fprintf('Mean amp\t%.2f\n',mean(amp)*1e3); % fprintf('Mean rise\t%.2f\n',mean(rise)); % fprintf('Mean decay\t%.2f\n',mean(decay)); % fprintf('Mean 1/2 width\t%.2f\n',mean(hfw)); figure(2) plot(t_plot,mean_EPSP*1000,'r'); ttl = sprintf('%s: superimposing all EPSCs',figttl); title('superimposed EPSCs'); xlabel('time (ms)'); xlim([0 40]) ylim([-18 1]) ylabel('EPSC (pA)');