Abstract: The invention relates to small molecules which function as inhibitors of anti-apoptotic Bcl-2 family member proteins (e.g., Bcl-2 and Bcl-xL). The invention also relates to the use of these compounds for inducing apoptotic cell death and sensitizing cells to the induction of apoptotic cell death.

Abstract: The invention relates to small molecules which function as inhibitors of Stat3. The invention also relates to the use of these compounds for inducing cell death and sensitizing cells to the induction of cell death by anti-cancer drugs.

Abstract: The invention relates to small molecules which function as inhibitors of the interaction between p53 and MDM2. The invention also relates to the use of these compounds for inhibiting cell growth, inducing cell death, inducing cell cycle arrest and/or sensitizing cells to additional agent(s).

Abstract: The invention relates to the compound apogossypolone and salts and prodrugs thereof. Apogossypolone functions as an inhibitor of Bcl-2 family proteins. The invention also relates to the use of apogossypolone for inhibiting hyperproliferative cell growth, for inducing apoptosis in cells and for sensitizing cells to the induction of apoptotic cell death.

Abstract: The invention relates to small molecules which function as inhibitors of anti-apoptotic Bcl-2 family member proteins (e.g., Bcl-2 and Bcl-xL). The invention also relates to the use of these compounds for inducing apoptotic cell death and sensitizing cells to the induction of apoptotic cell death.

Abstract: This invention relates to compositions comprising co-crystals of (?)-gossypol with a C1-8 carboxylic acid or C1-8 sulfonic acid which are useful as inhibitors of Bcl-2 family proteins. The invention also relates to the use of co-crystals of (?)-gossypol with a C1-8 carboxylic acid or C1-8 sulfonic acid for inducing apoptosis in cells and for sensitizing cells to the induction of apoptotic cell death.

Abstract: The present invention relates to a class of compounds of formula (I) and (II): wherein R1 is hydrogen; linear or branched C1-C15 alkyl; C1-C15 alkenyl; C3-C6 cycloalkyl; mono, di, tri, tetra, penta substituted aryl or heteroaryl; COOR3; —(CH2)n-aryl; —COO—(CH2)nR3; —(CH2)n—COOR3; —C(O)R3; —C(O)NHR3; or an unsubstituted or substituted oxadiazole; and R2 is hydrogen; linear or branched C1-C15 alkyl; C1-C15 alkenyl; C3-C6 cycloalkyl; mono, di, tri, tetra, penta substituted aryl or heteroaryl; unsubstituted or substituted naphthyl; 1,3-Benzodioxole; fluorene; indole; isoquinoline; quinoline; pyridine; pyrimidine; onnthracene; or —(CH2)n-Ph; wherein the heteroaryl comprises N, O, or S, the mono or multi substituents on the aryl or heteroaryl are independently C1-C5 alkyl, C1-C5 alkenyl, H, F, Cl, Br, I, —NO2, NHR, or —OR, R is C1-C7 alkyl; R3 is C1-C5 alkyl, C1-C5 alkenyl, benzyl, substituted aryl or heteroaryl; and n=1-7.

Abstract: The present invention relates to naturally occurring and chemically synthesized small molecule antagonists of Bcl-2 family proteins. In particular, the present invention provides gossypol compounds (e.g., isomers, enantiomers, racemic compounds, metabolites, derivatives, pharmaceutically acceptable salts, in combination with acids or bases, and the like) and methods of using these compounds as antagonists of the anti-apoptotic effects of Bcl-2 family member proteins (e.g., Bcl-2, Bcl-XL, and the like). The present invention also provides compositions comprising gossypol compounds and optionally one or more additional therapeutic agents (e.g., anticancer/chemotherapeutic agents). The present invention also provides methods for treating diseases and pathologies (e.g., neoplastic diseases) comprising administering a composition comprising gossypol compounds and optionally one or more additional therapeutic agents (e.g., anticancer/chemotherapeutic agents) and/or techniques (e.g.

Abstract: A method for promotion of cell death in tumor cells using tricylo-dibenzo-diazocine-dioxides that bind to a pocket of Bcl-2 and block the Bcl-2 anti-apoptotic function. A method of use of a compound of the general structural Formula (I) for use in treatment of cancer: wherein X and Y, and R and R1, and R2, R3, R4 and R5, and A and A1, have any of the values defined in the specification.

Abstract: A novel method for erbB-2 kinase inhibition by compounds identifies through computational modeling and data processing and/or rational and de novo drug design is provided the compounds bind erbB-2 kinase molecules and which can be used as erbB-2 kinase agonists or antagonists. These compounds are useful especially in the treatment of cancer, particularly breast cancer, and can be used alone or in combination with other chemotherapeutic agents, particularly with hercetin, a humanized anti-HER-2 antibody, or with radiation therapy. A specific compound which is exemplified is “compound B17”=methyl-(posa-notrophenyl)-2-propynoate.

Abstract: The present invention relates to a method of inhibiting carcinoma progression wherein matriptase plays a role in a subject in need of such inhibition including administering to a subject an effective amount of a compound comprising two positively charged groups, which are the same or different. The groups are linked by a chemical group having a length of between 5 and 30 A, and preferably between 15 and 24 A. Diagnostic methods based on matriptase action and therapeutic methods involving inhibition of matriptase activity are provided.

Abstract: Peptidomimetics of cyclic peptides, and compositions comprising such peptidomimetics are provided. The peptidomimetics have a three-dimensional structure that is substantially similar to a three-dimensional structure of a cyclic peptide that comprises a cadherin cell adhesion recognition sequence HAV. Methods for using such peptidomimetics for modulating cadherin-mediated cell adhesion in a variety of contexts are also provided.

Abstract: The present invention relates to small molecule antagonists of Bcl-2 family proteins such as Bcl-2 and/or Bcl-XL. In particular, the present invention provides non-peptide cell permeable small molecules (e.g., tricyclo-dibenzo-diazocine-dioxides) that bind to a pocket in Bcl-2/Bcl-XL that block the anti-apoptotic function of these proteins in cancer cells and tumor tissues exhibiting Bcl-2 protein overexpression. In preferred embodiments, the small molecules of the present invention are active at the BH3 binding pocket of Bcl-2 family proteins (e.g., Bcl-2, Bcl-XL, and Mcl-1). The compositions and methods of the present invention are useful therapeutics for cancerous diseases either alone or in combination with chemotherapeutic or other drugs.

Abstract: The present invention relates to a method of inhibiting carcinoma progression wherein matriptase plays a role in a subject in need of such inhibition including administering to a subject an effective amount of a compound comprising two positively charged groups, which are the same or different. The groups are linked by a chemical group having a length of between 5 and 30 A, and preferably between 15 and 24 A. Diagnostic methods based on matriptase action and therapeutic methods involving inhibition of matriptase activity are provided.

Abstract: The present invention relates to naturally occurring and chemically synthesized small molecules antagonists of Bcl-2 family proteins. In particular, the present invention provides gossypol derivatives and methods of using gossypol derivatives as antagonists of the anti-apoptotic effects of Bcl-2 and Bcl-XL proteins especially in cancer cells that overexpress Bcl-2 family proteins (e.g., Bcl-2 and/or Bcl-XL).

Abstract: A method for promotion of cell death in tumor cells using tricylo-dibenzo-diazocine-dioxides that bind to a pocket of Bcl-2 and block the Bcl-2 anti-apoptotic function.

Abstract: A novel method for identifying compounds which bind HLA molecules and which can be used as HLA agonists or antagonists is provided. These compounds are useful especially in the treatment of autoimmune diseases, transplantation, graft-vs-host disease, and more particularly multiple sclerosis.

Abstract: Compounds of formula I: wherein R1 and R2 have any of the values defined in the specification, and their pharmaceutically acceptable salts, are PKC activators and are useful for treating diseases, such as, for example, cancer. Also disclosed are pharmaceutical compositions comprising compounds of formula I, processes for preparing compounds of formula I, and intermediates useful for preparing compounds of formula I.

Abstract: The invention provides a method of inhibiting cancer cell growth, and thereby of treating cancer comprising administering to a mammal afflicted with cancer an effective amount of the compound of formula (I), wherein the variables of R.sub.1, and R.sub.2 have the meanings defined in the specification. The present invention also provides novel compounds of formula (I) as well as novel pharmaceutical compositions and intermediates useful for preparing compounds of formula (I). The figure illustrates the structure and binding activity of compounds of the invention and some of the rifamycin analogs.______________________________________ ##STR1##______________________________________ Compounds R.sub.1 = ______________________________________ A1 --OH A2 --OH A3 --OH A4 --OH A5 --OH A6 --OH A7 --OH - A8 ##STR2## ______________________________________ Compounds R.sub.

Abstract: Compounds of formula I: ##STR1## wherein R.sub.1 and R.sub.2 have any of the values defined in the specification, and their pharmaceutically acceptable salts, are PKC activators and are useful for treating diseases, such as, for example, cancer. Also disclosed are pharmaceutical compositions comprising compounds of formula I, processes for preparing compounds of formula I, and intermediates useful for preparing compounds of formula I.