A61K51/12

BIAMINOQUINOLINES AND NANOFORMULATIONS FOR CANCER TREATMENT
20230348419 · 2023-11-02 ·

The present invention provides bisaminoquinoline compounds of Formula (I). The present invention also provides nanocarriers comprising compounds of the present invention, and methods of using the nanocarriers for treating diseases and imaging.

ENGINEERED RADIOACTIVE POLYMERIC MICROSPHERE, AND PREPARATION AND APPLICATION THEREOF

An engineered radioactive polymeric microsphere, and a preparation and application thereof. The preparation method includes: adding a styrene monomer and a disperser and/or a crosslinker into a medium, followed by feeding of nitrogen or helium and stirring to obtain a first reaction mixture; heating the first reaction mixture, and adding an initiator, followed by reaction under stirring at a constant temperature to obtain a second reaction mixture; subjecting the second reaction mixture to washing with ethanol and water, and vacuum drying to obtain a crude polymeric microsphere; subjecting the crude polymeric microsphere to radiation-induced graft polymerization with a functional monomer to obtain the functionalized polymeric microsphere; and exposing the functionalized polymeric microsphere to a radionuclide to prepare the engineered radioactive polymeric microsphere.

ASYMMETRIC CHARGED VESICLES AND METHODS OF PREPARING AND USE THEREOF
20230338288 · 2023-10-26 ·

The present disclosure relates to one or more charged vesicles, each including: a bilayer of lipids forming a shell, wherein the bilayer of lipids includes an inner layer of lipids and an outer layer of lipids, wherein the inner layer of lipids and the outer layer of lipids are different, and wherein the bilayer is characterized by having an asymmetric charge distribution; and an interior portion of the shell configured to entrap a drug. The present disclosure further relates to methods of using and making an asymmetrical vesicle as well as kits related thereto.

Stabilized compositions of radionuclides and uses thereof

Provided herein are radiopharmaceutical compositions and uses thereof. The radiopharmaceutical compositions can comprise one or more stabilizing agents, an aqueous vehicle, and a conjugate that comprises a targeting ligand and a radionuclide bound to a metal chelator. The targeting ligand can be a small molecule compound or a peptide such as a monocyclic peptide. The targeting ligand can be configured to bind with a tumor target. The stabilizing agent can comprise a radiolysis stabilizer, a free metal chelator, and/or a pH stabilizer. Further provided herein are methods of preparing the radiopharmaceutical compositions and methods of treating cancer by administering the described radiopharmaceutical compositions.

SIZE CONTROLLED RADIOLABELLED PARTICLES
20230372554 · 2023-11-23 ·

The present disclosure relates to a particle comprising a degradable compound, a radionuclide, and a phosphorus containing additive. Phosphorus containing additives, such as phosphonates, have the unique ability to control the size of particles for medical applications. The applications allow for use of the particles as medicaments and for imaging, especially within the field of cancer.

METHODS AND COMPOSITIONS FOR IMAGING AND TREATING CANCER

The present disclosure reports a C-C chemokine type 2 receptor (CCR2) targeting mediated nanoimmunotherapy to treat cancer, such as pancreatic ductal adenocarcinoma (PDAC). Also disclosed herein is the use of a biodegradable copper nanocluster (CuNC) for enhanced loading of chemotherapeutic drug, such as Gemcitabine (Gem).

RADIOPHARMACEUTICAL AND METHODS
20220387637 · 2022-12-08 ·

A radiopharmaceutical .sup.177Lu-DOTATATE compound, a composition, and a kit are provided. Further provided are methods of synthesis of a .sup.177Lu-DOTATATE compound and methods of treatment that comprise a .sup.177Lu-DOTATATE compound.

Production of Lu-177 and other radionuclides via hot atom capture on nanostructured carbon

Described are methods for preparing radionuclides, such as radionuclides having a high specific activity. The disclosed methods include irradiating target nuclide materials, in solution, with a neutron source. The radionuclides can be separated from the target nuclide material by providing a solid carbon nanostructured material, as a suspension of solids, proximal to the target nuclide material in solution and using the recoil to drive adsorption of the radionuclide onto the solid carbon nanostructured material to transfer the radionuclides from the liquid phase (in solution) to the solid phase (adsorbed to the suspended solid carbon nanostructured material). One or more surfactants can be incorporated into the solution to facilitate formation of a stable suspension of the solid carbon nanostructured material.

Stabilized compositions of radionuclides and uses thereof

Provided herein are radiopharmaceutical compositions and uses thereof. The radiopharmaceutical compositions can comprise one or more stabilizing agents, an aqueous vehicle, and a conjugate that comprises a targeting ligand and a radionuclide bound to a metal chelator. The targeting ligand can be a small molecule compound or a peptide such as a monocyclic peptide. The targeting ligand can be configured to bind with a tumor target. The stabilizing agent can comprise a radiolysis stabilizer, a free metal chelator, and/or a pH stabilizer. Further provided herein are methods of preparing the radiopharmaceutical compositions and methods of treating cancer by administering the described radiopharmaceutical compositions.

Cellular targeted active ingredient delivery system

The present invention relates to an isolated cellular targeted delivery system comprising a CD45.sup.+ leukocyte cell comprising within said cell a complex of one or more iron binding proteins and an active ingredient as well as methods for producing such isolated cellular targeted delivery system and uses of such system for therapy, in particular for therapy of cancer.