CALCUSYN MANUAL PDF

年1月23日 CalcuSyn is a software tool whose main purpose is to aid individuals in analyzing mixed drug treatments, a more and more used practice in. combination-index data generated by CalcuSyn software analyses .. and antagonism, respectively (Source: CalcuSyn manual, Biosoft, ). Manual and Software, Biosoft, Cambridge, U.K., Chou, T.-C. and Hayball , M. CalcuSyn for Windows, Multiple-drug dose-effect analyzer and manual.

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The uncertainties in dose are estimated using the algorithm described in the appendix: The drug concentrations of two drugs on the coordinates of the isobol are normalized by the corresponding EDx doses or concentrations. The large majority of combination regimens are being developed empirically and there are few experimental studies designed to explore thoroughly different drug combinations, using appropriate methods of analysis.

This will open the first page of the wizard. Prined in the U. Extensive Help contents are provided and thus, it becomes obvious that both power and novice users can find their way around it, without facing any kind of difficulties.

Analysis of drug interactions.

ADP Fraction affected uM 0. Using this method, a combination index CI is calculated from drug cytotoxicity or growth inhibition curves. ADP Data points entered: In a simple system such as enzyme or receptor, it is analogous to competitive inhibition between two inhibitors not between inhibitor nanual the primary ligand such as substrate.

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This approximates to a normal distribution for small values of SE Dm but this assumption may not be valid as the uncertainty in Dm increases.

Computer Software

If the Monte Carlo option is selected in the Reporting Options dialog then the mean calcysyn standard deviation values of CI calculated using the Monte Carlo algorithm are displayed as for the CI simulations above. When report or graph windows are selected, the estimated errors will be added. This will open the manual drug entry dialog box shown below.

Combination of more than Two Drugs For three drug combinations e. Comparison of dose-effect relationships of carcinogens following low-dose chronic exposure and high-dose manua injection: Experiment mnaual such as title, date, investigator and other notes you deem necessary can be easily provided in a separate pane.

The normalization allows the construction of isobolograms for each combination data point with different combination ratios i. Each drug can have a maximum of 40 pairs of dose and effect data.

Ara-C Fraction affected uM 0. Using the Program 41 imports text file data directly into the raw data grid where you can then use it manial create drugs and combinations within your CalcuSyn experiment. When drug 1 and drug 2 yield parallel lines in the median-effect plot and the mixture of the two drugs also yields a parallel line, mutual exclusivity is indicated 6,8.

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EDisobol, EDisobol, EDisobol, etc A graph indicating the equipotent combinations of various doses; it can be used to illustrate additivity, synergism, or antagonism. Using the Program 25 Step 4 – Enter the remaining points by pressing Enter or clicking on New to bring up the new points dialog. Already used in hundreds of academic labs and pharmaceutical companies, CalcuSyn is indispensable for the study of drug mixtures.

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The n can be partitioned into any combination of two parts which can be assigned to the two coordinates of the isobol 8. It is possible to generate isobolograms for three drug combinations as described by Chou and Chou 14, Using the Program 35 Data points entered Dose-effect table The data points are displayed in increasing dose order as entered.

It must be typed exactly as shown although the case of the letters is not crucial. Click OK to import the data into the raw data grid.

Computerized quantitation of synergism and antagonism of taxol, topotecan and cisplatin against teratocarcinoma cell growth: The following table shows the recommended symbols and descriptions for presenting the degrees of synergism or antagonism.

It correlates the Dose and the Effect in the simplest possible form: You can alter these drugs at a later time using the Select Summary Drugs Then click the Next button.