Abstract: The present invention provides 1H-pyrazolo[4,3-b]pyridin-7-amines of formula (I) as PDE1 inhibitors together with a second compound useful in the treatment of a neurodegenerative disorder and their combined use as a medicament, in particular for the treatment of neurodegenerative and/or cognitive disorders.

Abstract: A method of treating and/or preventing disease wherein retinal pigment epithelium, including administering compound of formula (I) or pharmaceutically acceptable salt, racemic mixture, corresponding enantiomer or, if applicable, corresponding diastereomer, wherein: X is either NH or O, R11, R12 and R13 are independently selected from consisting hydrogen group, fluoro, chloro, trifluoromethyl, methyl and difluoromethoxy, A is selected from consisting residue group of formula (II)-(VII) or (VIII) “*” denotes point of attachment to molecule remainder, and R2, R3, R4, R5, R2I, R3I, R4I, R5I, R2II, R3II, R4II, R5II, R2III, R3III, R4III, R5III, R2IV, R3IV, R4IV, R5IV, R2V, R3V, R4V, R5V, R2VI, R3VI, R4VI and R5VI are independently selected from hydrogen consisting group, linear or branched alkyl having 1-3 carbon atoms, fluoro, chloro, bromo, methoxy, ethoxy, propoxy, trifluoromethyl, 2,2,2-trifluoroethyl and difluoromethoxy and R6 is selected from hydrogen consisting group, linear or branched alkyl having

Abstract: A method of treating and/or preventing a disease involving the retinal pigment epithelium, including administering the compound of the formula (I) or pharmaceutically acceptable salt, racemic mixture, corresponding enantiomer or corresponding diastereomer thereof, wherein: X is NH or O, R11, R12 and R13 are hydrogen, fluoro, chloro, trifluoromethyl, methyl or difluoromethoxy, A is a residue of formula (II), (III), (IV), (V), (VI), (VII) or (VIII) wherein, “*” denotes the point of attachment to the remainder of the molecule, R2, R3, R4, R5, R2I, R3I, R4I, R5I, R2II, R3II, R4II, R5II, R2III, R3III, R4III, R5III, R2IV, R3IV, R4IV, R5IV, R2V, R3V, R4V, R5V, R2VI, R3VI, R4VI and R5VI are hydrogen, a linear or branched alkyl having 1 to 3 carbon atoms, fluoro, chloro, bromo, methoxy, ethoxy, propoxy, trifluoromethyl, 2,2,2-trifluoroethyl or difluoromethoxy and R6 is hydrogen, a linear or branched alkyl having 1 to 3 carbon atoms, trifluoromethyl, or 2,2,2-trifluoroethyl.

Abstract: A method of treating and/or preventing disease involving retinal pigment epithelium, including administering compound of formula (I) or a pharmaceutically acceptable salt, a racemic mixture, a corresponding enantiomer or a corresponding diastereomer thereof, wherein: R1, R11 and R12 are independently selected from the group consisting of hydrogen, fluoro, chloro, methoxy, trifluoromethyl, methyl and difluoromethoxy, whereby at least one of R1, R11 and R12 is not hydrogen, B is selected from the group consisting of a residue of formula (II), (III), (IV), (V), (VI) and (VII) wherein,“*” denotes point of attachment to remainder of the molecule, and R2, R3, R4, R5, R2I, R3I, R4I, R5I, R2II, R3II, R4II, R5II, R2III, R3III, R4III, R5III, R2IV, R3IV, R4IV, R5IV, R2V, R3V,R4V, R5V are independently selected from the group consisting of hydrogen, a linear or branched alkyl having 1 to 3 carbon atoms, fluoro, chloro, bromo, methoxy, ethoxy, propoxy, trifluoromethyl and difluoromethoxy

Abstract: The present invention provides 1H-pyrazolo[4,3-b]pyridin-7-amines of formula (I) as PDE1 inhibitors together with a second compound which compound is useful in the treatment of a psychiatric disorder and their combined use as a medicament, in particular for the treatment of psychiatric and/or cognitive disorders.

Abstract: A method of treating and/or preventing disease wherein retinal pigment epithelium, including administering compound of formula (I) or pharmaceutically acceptable salt, racemic mixture, corresponding enantiomer or, if applicable, corresponding diastereomer, wherein: X is either NH or O, R11, R12 and R13 are independently selected from consisting hydrogen group, fluoro, chloro, trifluoromethyl, methyl and difluoromethoxy, A is selected from consisting residue group of formula (II)-(VII) or (VIII) “*” denotes point of attachment to molecule remainder, and R2, R3, R4, R5, R2I, R3I, R4I, R5I, R2II, R3II, R4II, R5II, R2III, R3III, R4III, R5III, R2IV, R3IV, R4IV, R5IV, R2V, R3V, R4V, R5V, R2VI, R3VI, R4VI and R5VI are independently selected from hydrogen consisting group, linear or branched alkyl having 1-3 carbon atoms, fluoro, chloro, bromo, methoxy, ethoxy, propoxy, trifluoromethyl, 2,2,2-trifluoroethyl and difluoromethoxy and R6 is selected from hydrogen consisting group, linear or branched alkyl having

Abstract: A method of treating and/or preventing disease wherein retinal pigment epithelium, including administering compound of formula (I) or pharmaceutically acceptable salt, racemic mixture, corresponding enantiomer or, if applicable, corresponding diastereomer, wherein: X is either NH or O, R11, R12 and R13 are independently selected from consisting hydrogen group, fluoro, chloro, trifluoromethyl, methyl and difluoromethoxy, A is selected from consisting residue group of formula (II)-(VII) or (VIII) “*” denotes point of attachment to molecule remainder, and R2, R3, R4, R5, R2I, R3I, R4I, R5I, R2II, R3II, R4II, R5II, R2III, R3III, R4III, R5III, R2IV, R3IV, R4IV, R5IV, R2V, R3V, R4V, R5V, R2VI, R3VI, R4VI and R5VI are independently selected from hydrogen consisting group, linear or branched alkyl having 1-3 carbon atoms, fluoro, chloro, bromo, methoxy, ethoxy, propoxy, trifluoromethyl, 2,2,2-trifluoroethyl and difluoromethoxy and R6 is selected from hydrogen consisting group, linear or branched alkyl having

Abstract: The present invention provides compounds of formula (I) that are PDE1 enzyme inhibitors and their use as a medicament, in particular for the treatment of neurodegenerative disorders and psychiatric disorders. The present invention also provides pharmaceutical compositions comprising compounds of the invention and methods of treating disorders using the compounds of the invention.

Abstract: The present invention provides 1H-pyrazolo[4,3-b]pyridin-7-amines of formula (1) as PDE1 inhibitors and their use as a medicament, in particular for the treatment of neurodegenerative disorders and psychiatric disorders.

Abstract: The present invention is directed to novel modulators of the NMDA receptor. Separate aspects of the inventions are directed to pharmaceutical compositions comprising said compounds and uses of the compounds to treat neurological disorders or neuropsychiatric disorders such as depression.

Abstract: The present invention is directed to novel prodrugs of modulators of the NMDA receptor. Separate aspects of the inventions are directed to pharmaceutical compositions comprising said compounds and uses of the compounds to treat neurological disorders or neuropsychiatric disorders such as depression.

Abstract: The present invention is directed to novel prodrugs of modulators of the NMDA receptor. Separate aspects of the inventions are directed to pharmaceutical compositions comprising said compounds and uses of the compounds to treat neurological disorders or neuropsychiatric disorders such as depression.

Abstract: The present invention relates to a class of monoclonal antibody that specifically binds the phosphorylated serine 396 residue on pathological hyperphosphorylated (PH F) tau (pS396) with improved affinity, as well as to methods of using these molecules and their tau binding fragments in the treatment of Alzheimer's disease and other tauopathies.

Abstract: A method of treating and/or preventing disease wherein retinal pigment epithelium, including administering compound of formula (I) or pharmaceutically acceptable salt, racemic mixture, corresponding enantiomer or, if applicable, corresponding diastereomer, wherein: X is either NH or O, R11, R12 and R13 are independently selected from consisting hydrogen group, fluoro, chloro, trifluoromethyl, methyl and difluoromethoxy, A is selected from consisting residue group of formula (II)-(VII) or (VIII) “*” denotes point of attachment to molecule remainder, and R2, R3, R4, R5, R2I, R3I, R4I, R5I, R2II, R3II, R4II, R5II, R2III, R3III, R4III, R5III, R2IV, R3IV, R4IV, R5IV, R2V, R3V, R4V, R5V, R2VI, R3VI, R4VI and R5VI are independently selected from hydrogen consisting group, linear or branched alkyl having 1-3 carbon atoms, fluoro, chloro, bromo, methoxy, ethoxy, propoxy, trifluoromethyl, 2,2,2-trifluoroethyl and difluoromethoxy and R6 is selected from hydrogen consisting group, linear or branched alkyl having

Abstract: Compounds and a method of treating a retinal disease that leads to photoreceptor loss or outer-retina degeneration, including administering compound of the formula (I) or a pharmaceutically acceptable salt, a racemic mixture, a corresponding enantiomer or, if applicable, a corresponding diastereomer thereof, wherein: A is selected from 5-oxazolyl, pyridine-4-yl, triazolyl, oxadiazolyl, imidazolyl and 2-methyloxazol-5-yl residue, R1, and R12 are independently selected from hydrogen, fluoro, chloro, methoxy, trifluoromethyl, methyl and difluoromethoxy, B is selected from a residue of formulae (II)-(IX) wherein, “*” denotes the point of attachment to the remainder of the molecule, and R2, R3, R4, R5, R2I, R3I, R4I, R5I, R2II, R3II, R4II, R5II, R2III, R3III, R4III, R5III, R2IV, R3IV, R4IV, R5IV, R2V, R3V, R4V, R5V, R2VI, R3VI, R4VI, R5VI, R2VII, R3VII, R4VII, and R5VII are independently selected from hydrogen, linear or branched alkyl having 1-3 carbon atoms, fluoro, chloro, bromo, methoxy, ethoxy, p

Abstract: A compound of the formula (I) or a pharmaceutically acceptable salt thereof, wherein: A is a 5-oxazolyl residue or a pyridine-4-yl residue, R1 is selected from fluoro and chloro; R2, R3, R4, R5 and R6 of the phenyl ring B are independently from each other selected from hydrogen, a linear or branched alkyl having 1 to 4 carbon atoms, trifluoromethyl, 2,2,2-trifluoroethyl, methylsulfanyl, ethylsulfanyl, methylsulfonyl, ethylsulfonyl, difluoromethoxy, trifluoromethoxy, fluoro, bromo, chloro, methoxy, ethoxy, propoxy, butoxy, hydroxy and amino; and at least two of R2, R3, R4, R5 and R6 are hydrogens, with the proviso that if R1 is chloro, R5 is not methoxy. Said compounds are useful as therapeutically active substances in the treatment and/or prevention of neuroretinal diseases, and in particular in the treatment and/or prevention of neuroretinal diseases leading to photoreceptor loss or degeneration of the outer retina.

Abstract: The present invention relates to a class of monoclonal antibody that specifically binds the phosphorylated serine 396 residue on pathological hyperphosphorylated (PHF) tau (pS396) with improved affinity, as well as to methods of using these molecules and their tau binding fragments in the treatment of Alzheimer's disease and other tauopathies.

Abstract: The present invention provides 1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-ones and 1,5-dihydro-4H-pyrazolo[4,3-c]pyridin-4-ones of formula (I) as PDE1 inhibitors and their use as a medicament, in particular for the treatment of neurodegenerative disorders and psychiatric disorders.

Abstract: The present invention provides 1H-pyrazolo[4,3-b]pyridin-7-amines of formula (I) as PDE1 inhibitors and their use as a medicament, in particular for the treatment of neurodegenerative disorders and psychiatric disorders.

Abstract: The present invention provides 1H-pyrazolo[4,3-b]pyridin-7-amines of formula (1) as PDE1 inhibitors and their use as a medicament, in particular for the treatment of neurodegenerative disorders and psychiatric disorders.