Disclosed herein are C4 modified oleanolic acid derivatives of the formula: Formula (X) or Formula (XII), as well as analogs thereof, wherein the variables are defined herein. In addition, disclosed herein are pharmaceutical compositions of these derivatives or analogs, methods for their manufacture, and methods for their use, including for the prevention and treatment of diseases or disorders associated with overproduction of IL-17.

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The invention provides compounds of formula (I): and salts thereof, wherein R.sup.1, R.sup.2, R.sup.3, B, X, Y, and Z have any of the values defined herein. The invention also provides pharmaceutical compositions comprising a compound of formula (I) or a pharmaceutically acceptable salt thereof, processes for preparing compounds of formula (I) and salts thereof, intermediates useful for preparing compounds of formula (I) and salts thereof, and therapeutic methods for treating cancer using a compound of formula (I) or a pharmaceutically acceptable salt thereof.

##STR00001##

Compounds of Formula (A), (B), (C), (D), (E), (A), (B), (C), (D), (E), (G1), and (G2) are useful as therapeutics for treating a wide variety of conditions in a host such as a human, e.g., including but not limited to, conditions associated with angiogenesis and/or which are mediated by CDK8 and/or CDK19 kinase activity. Also provided are methods of modulating the -catenin pathway, methods of modulating STAT1 activity, methods of modulating the TGF/BMP pathway, methods of modulating HIF-1-alpha activity in a cell, and methods of increasing BIM expression to induce apoptosis, using an effective amount of a compound of Formula (A), (B), (C), (D), (E), (A), (B), (C), (D), (E), (G1), or (G2).

Pure saponins and processes for making such saponins are described herein. In addition, cosmetic compositions, such as skin care compositions, comprising such saponins and methods for improving skin health and appearance with such skincare compositions are also described herein.

This invention provides a method of synthesizing new active compounds for pharmaceutical uses including cancer treatment, wherein the cancers comprise breast, leukocytic, liver, ovarian, bladder, prostatic, skin, bone, brain, leukemia, lung, colon, CNS, melanoma, renal, cervical, esophageal, testicular, spleenic, kidney, lymphatic, pancreatic, stomach and thyroid cancers. This invention is an anti-adhesion therapy which uses the compound as a mediator or inhibitor of adhesion proteins and angiopoietins. It inhibits excess adhesion and inhibits cell attachment. It modulates angiogenesis. The compounds also use as mediator of cell adhesion receptor, cell circulating, cell moving and inflammatory diseases. The compounds are attached with angeloyl, acetyl, tigloyl, senecioyl, Crotonoyl, 3,3-Dimethylartyloyl, Cinnamoyl, Pentenoyl, Hexanoyl, benzoyl, Ethylbutyryl, benzoyl, dibenzoyl, alkanoyl, alkenoyl, benzoyl alkyl substituted alkanoyl, ethanoyl, propanoyl, propenoyl, butanoyl, butenoyl, pentanoyl, hexenoyl, heptanoyl, heptenoyl, octanoyl, octenoyl, nonanoyl, nonenoyl, decanoyl, decenoyl, propionyl, 2-propenoyl, 2-butenoyl, Isobutyryl, 2-methylpropanoyl, 2-ethylbutyryl, ethylbutanoyl, 2-ethylbutanoyl, butyryl, (E)-2,3-Dimethylacryloyl, (E)-2-Methylcrotonoyl, 3-cis-Methyl-methacryloyl, 3-Methyl-2-butenoyl, 3-Methylcrotonoyl, 4-Pentenoyl, (2E)-2-pentenoyl, Caproyl, 5-Hexenoyl, Capryloyl, Lauroyl, Dodecanoyl, Myristoyl, Tetradecanoyl, Oleoyl, OC(2-18) Acyl. ##STR00001##

The invention provides an enrichment method of Ergosterol peroxide from sporoderm-broken Ganoderma lucidum spore powder, comprising the steps of preparing crude extract containing Ergosterol peroxide, purification by medium pressure preparative chromatography, purification by simulated moving-bed, and recrystallization. The operation of this invention is simple and stable, with higher yield and low cost, suitable for industrial-scale production.

The present invention provides bacterial ATP synthase inhibitors such as a compound of formula (I):

##STR00001##

There are provided compositions and kits using such compounds and inhibitors.

The present application relates to a method of preparing compounds of Formula (I) or a pharmaceutically acceptable salt, solvate, or amino acid conjugate thereof, R.sub.1 is H, -OH, -OH, or an oxo group.

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The present invention further provides method of preparing nanocrystals of a hydrophobic therapeutic agent such as fluticasone or triamcinolone, pharmaceutical compositions (e.g., topical or intranasal compositions) thereof and methods for treating and/or preventing the signs and/or symptoms of disorders such as blepharitis, meibomian gland dysfunction or skin inflammation or a respiratory disease (e.g., asthma).

The present invention relates to novel neurosteroids, especially derivatives of allopregnanolone and of epiallopregnanolone of formula (I) and the uses thereof as medicament for the treatment of neuropathologies, in particular neuropathies induced by the chemotherapy of a cancer. These molecules according to the invention have both preventative and curative effects. The neurosteroids according to the invention may also be of use in the treatment of neurodegenerative disorders, in particular for preventing neuronal cell death. They may thus be used as neuroprotectants and/or as an agent that stimulates neuronal proliferation.