In one aspect, compounds of Formula A, or a pharmaceutically acceptable salt thereof, are featured (Formula A) or a pharmaceutically acceptable salt thereof, wherein the variables shown in Formula A can be as defined anywhere herein.

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Methods are provided for modulating MRGPR X4 generally, or for treating a MRGPR X4 dependent condition more specifically, by contacting the MRGPR X4 or administering to a subject in need thereof, respectively, an effective amount of a compound having the structure of Formula (I):

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or a pharmaceutically acceptable isomer, racemate, hydrate, solvate, isotope, or salt thereof, wherein n, x, A, Q.sub.1, Q.sub.2, Z, R, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are as defined herein. Pharmaceutical compositions containing such compounds, as well as to compounds themselves, are also provided.

The present invention comprises novel aromatic molecules, which can be used in the treatment of pathological conditions, such as cancer, skin diseases, muscle disorders, and immune system-related disorders such as disorders of the haematopoietic system including the haematologic system in human and veterinary medicine.

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The present invention comprises novel aromatic molecules, which can be used in the treatment of pathological conditions, such as cancer, skin diseases, muscle disorders, and immune system-related disorders such as disorders of the haematopoietic system including the haematologic system in human and veterinary medicine.

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The invention includes 2-β-naphthyl-acetic acid derivatives, which are selective AKR1C3 inhibitors. In certain embodiments, the compounds of the invention are R-naproxen analogs. The invention further includes methods of treating cancer, such as prostate cancer and/or castration-resistant prostate cancer, using at least one compound of the invention.

The invention includes 2-β-naphthyl-acetic acid derivatives, which are selective AKR1C3 inhibitors. In certain embodiments, the compounds of the invention are R-naproxen analogs. The invention further includes methods of treating cancer, such as prostate cancer and/or castration-resistant prostate cancer, using at least one compound of the invention.

It has been found that the membrane permeability of peptide compounds can be improved by making at least one of amino acids constituting the peptide compound be an amino acid having a side chain capable of forming an intramolecular hydrogen bond.

It has been found that the membrane permeability of peptide compounds can be improved by making at least one of amino acids constituting the peptide compound be an amino acid having a side chain capable of forming an intramolecular hydrogen bond.

The present invention provides a compound represented by formula (I) or a pharmaceutically acceptable salt thereof which has the effect of antagonizing the LPA1 receptor.

In one aspect, compounds of Formula AA, or a pharmaceutically acceptable salt thereof, are featured: wherein the variables shown in Formula AA can be as defined anywhere herein. Compounds AA are modulators of NLRP1 and/or NLRP3

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