Abstract: The present invention is directed to novel 2-amino-3,4-dihydro-pyrido[3,4-d]pyrimidine derivatives, pharmaceutical compositions containing them and their use in the treatment of Alzheimer's disease (AD) and related disorders. The compounds of the invention are inhibitors of ?-secretase, also known as ?-site cleaving enzyme and BACE, BACE1, Asp2 and memapsin2.

Abstract: The present invention is directed to 2-amino-quinoline derivatives, pharmaceutical compositions containing them and their use in the treatment of Alzheimer's disease (AD) and related disorders. The compounds of the invention are inhibitors of ?-secretase, also known as ?-site cleaving enzyme and BACE, BACE1, Asp2 and memapsin2.

Abstract: The present invention is directed to novel hydroxy alkyl substituted 1,3,8-triazaspiro[4.5]decan-4-one derivatives of the general formula wherein all variables are as defined herein, useful in the treatment of disorders and conditions mediated by the ORL-1 G-protein coupled receptor. More particularly, the compounds of the present invention are useful in the treatment of disorders and conditions such as anxiety, depression, panic, dementia, mania, bipolar disorder, substance abuse, neuropathic pain, acute pain, chronic pain, migraine, asthma, cough, psychosis, schizophrenia, epilepsy, hypertension, obesity, eating disorders, cravings, diabetes, cardiac arrhythmia, irritable bowel syndrome, Crohn's disease, urinary incontinence, adrenal disorders, attention deficit disorder (ADD), attention deficit hyperactivity disorder (ADHD), Alzheimer's disease, for improved cognition or memory and for mood stabilization.

Abstract: The invention is directed to a method of treating a neurodegenerative disorder in a subject in need thereof which comprises administering to the subject an amount of a compound effective to inhibit the interaction of amyloid-beta with alpha-7 nicotinic acetylcholine receptors.

Abstract: Disclosed are compounds of the formula (I) and pharmaceutically acceptable salts thereof: wherein R1 is a halogen, or an oxygen linked leaving group including an aromatic ether, an alkyl sulfonate, an aryl sulfonate, an alkyl phosphonate, an aryl phosphonate, an alkyl phosphate or aryl phosphate; R2 is COOR5, C(?O)NH(CHR5)m—COOR5, NH(CHR5)mCON(R5)R6, C(?O)N(R5)R6 or NH(CHR5)mOH; R3 is H or alkyl; R4 is H, substituted or unsubstituted aryl, heteroaryl or alkyl; R5 and R6 are independently H, lower alkyl, aryl, hydroxy alkyl, amino alkyl, heteroaryl, lower alkylene-aryl, lower alkylene-heteroaryl or lower cycloalkyl; and m=0–6; pharmaceutical compositions containing the compounds; and a method for inhibiting interleukin-1? protease activity in a mammal utilizing the compounds and compositions.

Abstract: The present invention is directed to novel hydroxy alkyl substituted 1,3,8-triazaspiro[4.

Abstract: Disclosed are compounds of the formula (I) and pharmaceutically acceptable salts thereof: 1

Abstract: Disclosed are compounds, compositions and methods for inhibiting interleukin-1&bgr; protease activity, the compounds having the formula (I).

Abstract: This invention provides novel neuroprotective 4-pyrimidineamine derivatives and neuroprotective pharmaceutical compositions comprising 4-pyrimidinamines. This invention also provides methods of using these compositions to prevent ischemic cell death, particularly neuronal cell death, and reduce the likelihood of neuronal cell death in a subject due to a traumatic event. Finally, this invention provides an apparatus for administering to a subject the instant pharmaceutical compositions.

Abstract: This invention provides novel neuroprotective 4-pyrimidineamine derivatives and neuroprotective pharmaceutical compositions comprising 4-pyrimidinamines. This invention also provides methods of using these compositions to prevent ischemic cell death, particularly neuronal cell death, and reduce the likelihood of neuronal cell death in a subject due to a traumatic event. Finally, this invention provides an apparatus for administering to a subject the instant pharmaceutical compositions.

Abstract: Disclosed are compounds of the formula (I) and pharmaceutically acceptable salts thereof: wherein R1 is a halogen, or an oxygen linked leaving group including an aromatic ether, an alkyl sulfonate, an aryl sulfonate, an alkyl phosphonate, an aryl phosphonate, an alkyl phosphate or aryl phosphate; R2 is COOR5, C(═O)NH(CHR5)m—COOR5, NH(CHR5)mCON(R5)R6, C(═O)N(R5)R6 or NH(CHR5)mOH; R3 is H or alkyl; R4 is H, sybstituted or unsubstituted aryl, heteroaryl or alkyl; R5 and R6 are independently H, lower alkyl, aryl, hydroxy alkyl, amino alkyl, heteroaryl, lower alkylene-aryl, lower alkylene-heteroaryl or lower cycloalkyl; and m=0-6; pharmaceutical compositions containing the compounds; and a method for inhibiting interleukin-1&bgr; protease activity in a mammal utilizing the compounds and compositions.

Abstract: The invention is directed to a method of treating a neurodegenerative disorder in a subject in need thereof which comprises administering to the subject an amount of a compound effective to inhibit the interaction of amyloid-beta with alpha-7 nicotinic acetylcholine receptors.

Abstract: Disclosed are compounds, compositions, and methods for inhibiting interleukin-1&bgr; protease activity, wherein the compounds are &agr;-substituted methyl ketones having formula (I) as set forth herein. These compounds are inhibitors of IL-1&bgr; converting enzyme and as such are useful as therapeutic agents for certain infectious diseases.

Abstract: This invention provides novel neuroprotective 4-pyrimidineamine derivatives and neuroprotective pharmaceutical compositions comprising 4-pyrimidinamines. This invention also provides methods of using these compositions to prevent ischemic cell death, particularly neuronal cell death, and reduce the likelihood of neuronal cell death in a subject due to a traumatic event. Finally, this invention provides an apparatus for administering to a subject the instant pharmaceutical compositions.

Abstract: The invention is directed to a method of treating a neurodegenerative disorder in a subject in need thereof which comprises administering to the subject an amount of a compound effective to inhibit the interaction of amyloid-beta with alpha-7 nicotinic acetylcholine receptors.

Abstract: The invention is directed to 1,4-dithiin- and 1,4-dithiepin-1,1,4,4-tetroxide derivatives useful as galanin receptor antagonists for treating disorders of the central nervous system. Pharmaceutical compositions comprising the compounds of the present invention and methods of treating conditions such as an eating disorder, obesity, bulimia nervosa, anorexia nervosa, binge eating, diabetes, dyslipidemia, hypertension, memory loss, sleep disturbances, pain, depression, anxiety, Alzheimer's disease, senile dementia, cerebral hemorrhage, or diarrhea are also described.

Abstract: The invention is directed to a method of treating a neurodegenerative disorder in a subject in need thereof which comprises administering to the subject an amount of a compound effective to inhibit the interaction of amyloid-beta with alpha-7 nicotinic acetylcholine receptors.

Abstract: 4-thionaphthyl-1H-imidazoles are &agr;2-adrenoceptor agonists/antagonists. As delta-opioid receptor agonists, such compounds are useful as analgesics. Depending on their agonist/antagonist effect, such compounds may also be useful agents to treat hypertension, glaucoma, sexual dysfunction, depression, attention deficit hyperactivity disorder, the need for anesthesia or cardiac arrythmia.

Abstract: Disclosed are compounds of the formula (I) and pharmaceutically acceptable salts thereof: ##STR1## wherein R.sub.1 is a halogen, or an oxygen linked leaving group including an aromatic ether, an alkyl sulfonate, an aryl sulfonate, an alkyl phosphonate, an aryl phosphonate, an alkyl phosphate or aryl phosphate;R.sub.2 is COOR.sub.5, C(.dbd.O)NH(CHR.sub.5).sub.m --COOR.sub.5, NH(CHR.sub.5).sub.m CON(R.sub.5)R.sub.6, C(.dbd.O)N(R.sub.5)R.sub.6 or NH(CHR.sub.5).sub.m OH;R.sub.3 is H or alkyl;R.sub.4 is H, substituted or unsubstituted aryl, heteroaryl or alkyl;R.sub.5 and R.sub.6 are independently H, lower alkyl, aryl, hydroxy alkyl, amino alkyl, heteroaryl, lower alkylene-aryl, lower alkylene-heteroaryl or lower cycloalkyl; and m=0-6; pharmaceutical compositions containing the compounds; and a method for inhibiting interleukin-1.beta. protease activity in a mammal utilizing the compounds and compositions.

Abstract: Disclosed are compounds, compositions and methods for inhi.beta.iting interleukin-1.beta. protease activity, the compounds .alpha.-substituted methyl ketones having the formula (I) set forth herein. These compounds are inhibitors of IL-1.beta. converting enzyme and as such are useful as therapeutic agents for certain infectious diseases.