IP Library Granted Patent US 7,765,092
Granted Patent B2
US 7,765,092 · App. 10/497,759 · Granted Jul 27, 2010

Computer system and method for calculating ADME properties

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Quick Facts
Patent No.
US 7,765,092
App. No.
10/497,759
Granted
Jul 27, 2010
Kind
B2
Abstract

A computer system and a method for calculating an ADME properties of a substance on the basis of molecular properties of the substance by using a biophysical model, into which the molecular properties are entered as input quantities. The biophysical model establishes a relationship between the molecular properties and the ADME properties.

Claims (17)

1. A computer program stored on a computer readable medium for carrying out the method of calculating one or more ADME (Absorption, Distribution, Metabolism, Excretion) properties of a compound, the method comprising the following steps:

(a) inputting one or more molecular properties of the compound into a biophysical model representing a physiologically based pharmacokinetic model, the biophysical model describing a relationship between the one or more molecular properties and the one or more ADME properties,

(b) determining the one or more ADME properties based on the one or more molecular properties in the biophysical model, and

(c) outputting the one or more ADME properties to a user,

wherein the biophysical model comprises a physiologically based pharmacokinetic submodel for each of a plurality of organs, the submodels being connected to one another by a blood flow model and the relationship between the organs and blood being described by mass equilibrium equations.

2. A computer system including a computer and the computer program of claim 1 for carrying out the method of calculating one or more ADME (Absorption, Distribution, Metabolism, Excretion) properties of a compound.

3. The computer system of claim 2 further comprising,

(a) a first database for input of the chemical structure of a compound,

(b) a computer that performs the following functions:

(i) cyclic querying of the database with respect to an input of a chemical structure,

(ii) automatically calculating one or more molecular properties of the compound, based on its chemical structure, after the input of the chemical structure has been detected by the cyclic querying, and

(iii) automatically calculating one or more of the ADME properties.

4. The computer system of claim 3 , further comprising a second database storing additional, experimentally determined molecular properties of the compound, wherein the automatic calculation of the ADME property is carried out on the basis of the calculated molecular properties or the additional, experimentally determined molecular properties or both.

5. The computer system of claim 3 , wherein the computer further performs the function of outputting the calculated ADME properties of various compounds in a structured form.

6. The computer system of claim 5 , wherein the structured form is a table.

7. The computer system of claim 5 , wherein the structured form is a relational table.

8. The computer system of claim 3 , wherein the computer further performs the function of calculating an index from the ADME properties, in order to sort various compounds.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 5, 2013
From: BAYER TECHNOLOGY SERVICES GMBH
To: BAYER INTELLECTUAL PROPERTY GMBH
Reel/Frame 031157/0347 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 2, 2004
From: SCHMITT, WALTER; KELDENICH, JORG; BATOULIS, JANNIS; BECK, MICHAEL; BRUNNE, ROGER-MICHAEL; BURGER, THORSTEN; POTTER, THORSTEN; REICHEL, FELIX; WILLMANN, STEFAN
To: BAYER TECHNOLOGY SERVICES GMBH
Reel/Frame 014929/0792 →