Abstract: Disclosed is a class of knotted cyclic peptides. Related pharmaceutical compositions and methods of using the peptides and methods of synthesizing the peptides are also disclosed.

Abstract: The disclosure provides a method of treating triple negative breast cancer in a patient, comprising administering a therapeutically effective amount of a compound selected from oxyphenisatin, oxyphenisatin acetate, and bisacodyl, or the pharmaceutically acceptable salts or hydrates of any of the foregoing to the patient. The disclosure also provides methods of using oxyphenisatin or bisacodyl, or a salt or hydrate thereof, as a first active agent in combination with one or more additional active agents to treat triple negative breast cancer. The disclosure further provides methods for determining whether a patient suffering from triple negative breast cancer would be responsive to treatment with oxyphenisatin or bisacodyl.

Abstract: Compounds of Formula I and the pharmaceutically acceptable salts thereof are disclosed The variables X1, X2, and R1-4 are disclosed herein. The compounds are useful for treating cancer and related proliferative diseases. Pharmaceutical compositions containing compounds of Formula I and methods of treatment comprising administering compounds of Formula I are also disclosed.

Abstract: Compounds of Formula I and the pharmaceutically acceptable salts thereof are disclosed Formula I. The variables X1, X2, and R1-4 are disclosed herein. The compounds are useful for treating cancer and related proliferative diseases. Pharmaceutical compositions containing compounds of Formula I and methods of treatment comprising administering compounds of Formula I are also disclosed.

Abstract: The invention described herein pertains to four series of aza-A-ring indenoisoquinolines, which are inhibitors of topoisomerase IB (Top1), and the processes for preparing said aza-A-ring indenoisoquinolines. Also described are methods for treating cancer in mammals using the described aza-A-ring indenoisoquinoline compounds or pharmaceutical formulations thereof.

Abstract: The invention provides a compound of formula (I), (II) or (III): wherein R1, R2, R3, R4 and R5 have any of the values described in the specification, as well as compositions comprising a compound of formula (I), (II) or (III). The compounds and compositions are useful as chemotherapeutic sensitizing agents.

Abstract: The invention described herein pertains to four series of aza-A-ring indenoisoquinolines, which are inhibitors of topoisomerase IB (Top1), and the processes for preparing said aza-A-ring indenoisoquinolines. Also described are methods for treating cancer in mammals using the described aza-A-ring indenoisoquinoline compounds or pharmaceutical formulations thereof.

Abstract: The invention provides a compound of formula (I), (II) or (III): wherein R1, R2, R3, R4 and R5 have any of the values described in the specification, as well as compositions comprising a compound of formula (I), (II) or (III). The compounds and compositions are useful as chemotherapeutic sensitizing agents.

Abstract: A method of inhibiting drug-resistant HIV-1 integrase in a subject comprising administering to a subject in need thereof a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or ester thereof, having a structure of: wherein X is N, C(OH), or CH; Y is H or OH; each of Z1-Z5 is independently H or halogen; R4 is H, OH, NH2, NHR8, NR8R9 or R8; R5, R6, and R7 is each independently H, halogen, OR8, R8, NHR8, NR8R9, CO2R8, CONR8R9, SO2NR8R9, or R5 and R6 together with the carbon atoms to which R5 and R6 are attached form an optionally-substituted carbocycle or optionally-substituted heterocycle; and R8 and R9 is each independently H, optionally-substituted alkyl, optionally-substituted alkenyl, optionally-substituted alkynyl, optionally-substituted aryl, optionally-substituted cycloalkyl, optionally-substituted cycloalkylene, optionally-substituted heterocycle, optionally-substituted amide, optionally-substituted ester, or R8 and R9 together with the nitrogen t

Abstract: Compounds of Formula I and the pharmaceutically acceptable salts thereof are disclosed Formula I. The variables X1, X2, and R1-4 are disclosed herein. The compounds are useful for treating cancer and related proliferative diseases. Pharmaceutical compositions containing compounds of Formula I and methods of treatment comprising administering compounds of Formula I are also disclosed.

Abstract: A method of inhibiting drug-resistant HIV-1 integrase in a subject comprising administering to a subject in need thereof a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or ester thereof, having a structure of: wherein X is N, C(OH), or CH; Y is H or OH; each of Z1-Z5 is independently H or halogen; R4 is H, OH, NH2, NHR8, NR8R9 or R8; R5, R6, and R7 is each independently H, halogen, OR8, R8, NHR8, NR8R9, CO2R8, CONR8R9, SO2NR8R9, or R5 and R6 together with the carbon atoms to which R5 and R6 are attached form an optionally-substituted carbocycle or optionally-substituted heterocycle; and R8 and R9 is each independently H, optionally-substituted alkyl, optionally-substituted alkenyl, optionally-substituted alkynyl, optionally-substituted aryl, optionally-substituted cycloalkyl, optionally-substituted cycloalkylene, optionally-substituted heterocycle, optionally-substituted amide, optionally-substituted ester, or R8 and R9 together with the nitrogen t

Abstract: A method of inhibiting drug-resistant HIV-1 integrase in a subject comprising administering to a subject in need thereof a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or ester thereof, having a structure of: wherein X is N, C(OH), or CH; Y is H or OH; each of Z1-Z5 is independently H or halogen; R4 is H, OH, NH2, NHR8, NR8R9 or R8; R5, R6, and R7 is each independently H, halogen, OR8, R8, NHR8, NR8R9, CO2R8, CONR8R9, SO2NR8R9, or R5 and R6 together with the carbon atoms to which R5 and R6 are attached form an optionally-substituted carbocycle or optionally-substituted heterocycle; and R8 and R9 is each independently H, optionally-substituted alkyl, optionally-substituted alkenyl, optionally-substituted alkynyl, optionally-substituted aryl, optionally-substituted cycloalkyl, optionally-substituted cycloalkylene, optionally-substituted heterocycle, optionally-substituted amide, optionally-substituted ester, or R8 and R9 together with the nitrogen t

Abstract: A method of inhibiting drug-resistant HIV-1 integrase in a subject comprising administering to a subject in need thereof a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or ester thereof, having a structure of: wherein X is N, C(OH), or CH; Y is H or OH; each of Z1-Z5 is independently H or halogen; R4 is H, OH, NH2, NHR8, NR8R9 or R8; R5, R6, and R7 is each independently H, halogen, OR8, R8, NHR8, NR8R9, CO2R8, CONR8R9, SO2NR8R9, or R5 and R6 together with the carbon atoms to which R5 and R6 are attached form an optionally-substituted carbocycle or optionally-substituted heterocycle; and R8 and R9 is each independently H, optionally-substituted alkyl, optionally-substituted alkenyl, optionally-substituted alkynyl, optionally-substituted aryl, optionally-substituted cycloalkyl, optionally-substituted cycloalkylene, optionally-substituted heterocycle, optionally-substituted amide, optionally-substituted ester, or R8 and R9 together with the nitrogen t

Abstract: A method of treating an Hepatitis C Virus infection in a patient, comprising providing a therapeutically effective amount, to a patient in need thereof, of a compound of Formula (I) or a pharmaceutically acceptable salt thereof, wherein: G1 is a group of the formula or where n is 0, 1, 2, 3, or 4 and Het is a 5- or 6-membered heteroaryl group containing 1 to 4 heteroatoms independently chosen from N, O, and S, which Het is optionally substituted.

Abstract: Provided herein, inter alia, are novel compounds for the inhibition of HIV integrase. The compounds disclosed herein are useful for methods of treating HIV infection in a subject in need thereof.

Abstract: Described herein are Chk2-inhibitor compounds and derivatives thereof, and methods of treating or preventing disease and disease symptoms using the compounds and compositions thereof.

Abstract: The instant invention is directed towards tetracycline compositions, and methods of inhibiting Tdp1 activity, and methods of treating Tdp1-associated disorders.

Abstract: A method of treating an Hepatitis C Virus infection in a patient, comprising providing a therapeutically effective amount, to a patient in need thereof, of a compound of Formula (I) or a pharmaceutically acceptable salt thereof, wherein: G1 is a group of the formula or where n is 0, 1, 2, 3, or 4 and Het is a 5- or 6-membered heteroaryl group containing 1 to 4 heteroatoms independently chosen from N, O, and S, which Het is optionally substituted.

Abstract: Provided herein are Compounds having the following structure: wherein A, L, X and ring B are as defined herein, compositions comprising an effective amount of a Compound and methods for treating or preventing cancer, hypoxia, diabetes, stroke, autoimmune disease or a condition treatable or preventable by inhibition of Chk2, the ATM-Chk2 pathway or RSK2 comprising administering an effective amount of a Compound to a patient in need thereof.

Abstract: Provided herein, inter alia, are novel compounds for the inhibition of HIV integrase. The compounds disclosed herein are useful for methods of treating HIV infection in a subject in need thereof.