Publications by authors named "Surya K De"

Breast cancer frequently occurs in women. Among the several types of breast cancers, almost 50% of breast cancers are caused by one or more gene mutations of the PI3K/mTOR/AKT pathway. Capivasertib, the first AKT inhibitor, was authorized by the US FDA on November 16, 2023.

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Article Synopsis
  • The text presents the inhibition constant (IC) values for different PI3K isoforms.
  • It indicates that PI3Kδ is the most potent with an IC of 11 nM, suggesting strong inhibition.
  • In contrast, PI3Kγ has the least potency with an IC of 2,230 nM, indicating weaker inhibition.
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  • - Mantle Cell Lymphoma (MCL) is a type of aggressive Non-Hodgkin's Lymphoma, with Bruton Tyrosine Kinase (BTK) being a key target for treatments aimed at B-cell malignancies.
  • - Traditional BTK inhibitors like ibrutinib and acalabrutinib face issues such as side effects and resistance mutations, limiting their effectiveness.
  • - Pirtobrutinib, recently approved by the FDA for treating relapsed or refractory MCL, provides an alternative by addressing resistance to existing BTK inhibitors and includes details on its properties, administration, and potential side effects.
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This patent describes the novel pyrroloppyrimidine compounds as LRRK2 kinase inhibitors. The patent includes the synthesis of compounds, compositions containing them and their use in the treatment of or prevention of diseases associated with LRRK2 kinase activity, such as Parkinson's disease, Alzheimer's disease, and amyotrophic lateral sclerosis (ALS).

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This paper describes the synthesis of some heteroaryl compounds and compositions comprising an effective amount of one or more such compounds and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, metabolic conditions and conditions treatable or preventable by inhibition of a kinase pathway, comprising administering an adequate amount of a heteroaryl compound to a patient in need thereof. These compounds are mTOR/PI3K/Akt pathway inhibitors.

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This patent describes the series of compounds and their pharmaceutically acceptable salts, such as compound K7 (as a representative potent compound). These protein kinase C selective inhibitors are useful for treating diabetes mellitus and its complications, cancer, ischemia, inflammation, central nervous system disorders, cardiovascular disease, Alzheimer's disease, dermatological disease pression, virus diseases, inflammatory disorders, or diseases in which the liver is a target organ.

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The application describes the synthesis of 1H-pyrazolo[4,3-H]quinazoline compounds for treating cell proliferation dysfunction and is a broad-spectrum and strongly-active inhibitor for a cell cyclin-dependent kinase (CDK).

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The application describes compounds, such as compounds of general Formula, with warheads and their use in treating medical diseases or disorders, such as viral infections. Pharmaceutical compositions and synthetic methods of various compounds with warheads are included. The compounds are inhibitors of proteases, such as the 3C, CL- or 3CL-like protease.

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The present application reports a series of novel Arcyriaflavin-A derivatives as PIM kinase inhibitors for the effective treatment of cancer. The application also describes the synthesis of compounds in detail, use, pharmaceutical composition, pharmaceutically acceptable salts, and treatment.

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Article Synopsis
  • Elacestrant is a medication approved by the US FDA on January 27, 2023, specifically for postmenopausal women or adult men with advanced or metastatic breast cancer that is ER-positive, HER2-negative, and has ESR1 mutations, who have already experienced disease progression after at least one endocrine therapy.
  • The text provides an overview of elacestrant's physicochemical properties, recommended dosage and method of administration, and how it works in the body (mechanism of action).
  • It also covers the drug's pharmacodynamics, pharmacokinetics, potential interactions with other drugs, and any adverse reactions that may arise from treatment.
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This patent describes the synthesis of compounds, methods, and compositions for preventing, treating, and/or curing Covid-19, human coronavirus, and enterovirus infections. Some peptidomimetic compounds are very potent and could be a game changer in new treatment therapy for COVID-19.

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Mitapivat is an orally bioavailable small molecule allosteric activator of pyruvate kinase. It was approved by the US FDA on February 17, 2022, and the European Union in November 2022 for the treatment of hemolytic anemia in adult patients with pyruvate kinase deficiency. In this short perspective, physicochemical properties, synthesis, dosage and administration, mechanism of action, pharmacodynamics, pharmacokinetics, drug interactions, and adverse reactions of mitapivat are described.

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Cholangiocarcinoma is a rare type of cancer. Futibatinib is an irreversible, potent, selective inhibitor of fibroblast growth factor receptors (FGFR 1-4). On September 30, 2022, the US FDA first approved futibatinib to treat adult patients with bile duct cancer whose disease is unresectable, locally advanced, or metastatic intrahepatic cholangiocarcinoma harboring fibroblast growth factor receptor 2 (FGFR2) gene mutations or other classes of rearrangements.

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Adagrasib is an orally bioavailable, highly selective, small-molecule, irreversible covalent inhibitor of KRASG12C. It was approved by the US FDA on December 12, 2022, for patients with tumors harboring the KRASG12C mutation in locally advanced or metastatic non-small cell lung cancer (NSCLC). Herein, synthesis, dosage and administration, mechanism of action, pharmacokinetics, pharmacodynamics, and adverse events of adagrasib are described.

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Myelofibrosis is one kind of bone marrow blood cancer that gives mainly bone marrow scarring. JAK families include JAK1, JAK2, JAK3, and tyrosine kinase 2 (TYK2) and they control hematopoiesis and immune cell function. JAK-STAT pathways have the critical roles in the pathogenesis of a variety of autoimmune and inflammatory diseases such as myelofibrosis.

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The neurosteroids progesterone and allopregnanolone control numerous neuroprotective functions in neural tissues, including inhibition of epileptic seizures and cell death. Ganaxolone (3α-hydroxy-3β-methyl-5α-pregnan-20-one) (GNX) is the 3β- methylated synthetic analog of allopregnanolone and an allosteric GABA positive modulator. Ganaxolone reduces the frequency of CDD-associated seizures.

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The patent describes novel useful compounds, such as PI3K protein kinase inhibitors, in particular as PI3K delta (δ) and/or gamma (γ) protein kinase modulators. The present disclosure also provides methods for preparing PI3K protein kinase inhibitors, pharmaceutical compositions containing them, and methods of treatment, prevention, and amelioration of PI3K kinase-mediated diseases, and disorders.

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Oteseconazole was approved by the US FDA in April 2022. It is the first approved selective and orally bioavailable CYP51 inhibitor for the treatment of patients with recurrent Vulvovaginal candidiasis. Herein, we describe its dosage, administration, chemical structure, physical properties, synthesis, mechanism of action, and pharmacokinetics.

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Diaminopyrimidine compounds having the following general structure (I), compositions comprising an effective amount of a diaminopyrimidine compound, and methods for treating or preventing fibrotic liver disorders or other diseases associated with the JNK pathway are discussed in this patent study.

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Atopic dermatitis is epidermal hyperplasia, skin barrier dysfunction, and the aberrant activation of immune cells. Janus kinase (JAK) is a family of cytoplasmic nonreceptor tyrosine kinases that consists of four members, such as JAK1, JAK2, JAK3, and TYK2. The JAK signaling pathway plays a critical role in a wide range of autoimmune and inflammatory diseases, including atopic dermatitis.

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The present disclosure relates to p38α mitogen-activated protein kinase inhibitors, pharmaceutical compositions thereof, and the use of the p38α mitogen-activated protein kinase inhibitors and pharmaceutical compositions thereof for treating various diseases such as cancer, rheumatoid arthritis, amyotrophic lateral sclerosis, cystic fibrosis, cardiovascular disease, multiple sclerosis, inflammatory bowel disease, chronic obstructive pulmonary disease (COPD), asthma, COVID-19, acute respiratory distress syndrome (ARDS), and acute lung injury (ALI).

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This application describes the synthesis of new 1,4-dihydropyrido[2,3-b]pyrazine-2,3-dione derivatives and methods of using these compounds as KRAS covalent inhibitors. This class of compounds is useful for treating cancer and other diseases associated with KRAS activity.

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COVID-19 is a contagious disease. Paxlovid, a combination of Nirmatrelvir and Ritonavir, was granted emergency use authorization by the United States Food and Drug Administration (FDA) for the treatment of COVID-19 on December 22, 2021. These are peptidomimetic coronavirus main protease inhibitors.

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