Abstract: This invention relates to the miniaturization of radiosyntheses onto microfabricated devices, and in particular to use of microfabricated devices for radiosynthesis, isolation, and analysis of radiotracers for use in Positron Emission Tomography (PET).

Abstract: Isatin 5-sulfonamide derivatives, pharmaceutical compositions comprising the derivatives, their use as molecular imaging agents, their use for the diagnosis or treatment of diseases or disorders associated with dysregulation of apoptosis, methods for synthesizing the derivatives, methods for the molecular imaging of caspase activity and apoptosis, and methods of assessing the therapeutic effect of a test substance on caspase activity are disclosed.

Abstract: This invention relates to the miniaturisation of radiosyntheses onto microfabricated devices, and in particular to use of microfabricated devices for radiosynthesis, isolation, and analysis of radiotracers for use in Positron Emission Tomography (PET).

Abstract: The present invention provides radioactive gallium complexes which comprise DOTA-biotin conjugates, incorporating a linker group. Also described are radiopharmaceutical compositions, and methods and uses of the complexes for in vivo imaging involving pre-targeting with avidin.

Abstract: The present invention relates to 18F radio-chemistry and in particular to a method for synthesising radiofluorinated amides and amines. The method of the invention has particular application in the radiosynthesis of a variety of 18F-labelled positron emission tomography (PET) tracers.

Abstract: The present invention provides a process for [18F]-fluorination of biomolecules containing a primary amino group such as proteins and peptides and in particular of peptides. The invention further provides reagents for this process, in particular 18F-labelled prosthetic groups for use in the preparation as well as non-labelled intermediates useful in the preparation of the [18F]-labelled prosthetic groups. [18F]-labelled compounds useful as radiopharmaceuticals, specifically for use in Positron Emission Tomography (PET) are also provided.

Abstract: The invention relates to radiodiagnostic and radiotherapeutic agents, including biologically active vectors labelled with radionuclides. It further relates to methods of making such radiodiagnostic and radiotherapeutic agents and the compounds used in such methods. The resultant labelled conjugates are useful as diagnostic agents, for example, as radiopharmaceuticals more specifically for use in Positron Emission Tomography (PET) or Single Photon Emission Computed Tomography (SPECT) or for radiotherapy.

Abstract: The present invention relates to a method of obtaining 68Ga from a 68Ge/68Ga radioisotope generator and a method of preparing 68Ga-radiolabelled complexes using the obtained 68Ga. The method comprises elution of the generator with an aqueous chloride ion solution. The invention further relates to an apparatus for carrying out the 68Ga metal complex formation.

Abstract: The present invention provides a process for [18F]-fluorination of biomolecules containing a primary amino group such as proteins and peptides and in particular of peptides. The invention further provides reagents for this process, in particular 18F-labelled prosthetic groups for use in the preparation as well as non-labelled intermediates useful in the preparation of the [18F]-labelled prosthetic groups. [18F]-labelled compounds useful as radiopharmaceuticals, specifically for use in Positron Emission Tomography (PET) are also provided.

Abstract: The invention relates to new processes for preparation of 18F-fluoroalkyl halides suitable for use in labelling of Positron Emission Tomography (PET) radiotracers. The process of preparation comprises the step of reacting a 18F-fluoroacylhalide with Wilkinson's catalyst.

Abstract: The present invention provides a process for [18F]-fluorination of biomolecules containing a primary amino group such as proteins and peptides and in particular of peptides. The invention further provides reagents for this process, in particular 18F-labelled prosthetic groups for use in the preparation as well as non-labelled intermediates useful in the preparation of the [18F]-labelled prosthetic groups. [18F]-labelled compounds useful as radiopharmaceuticals, specifically for use in Positron Emission Tomography (PET) are also provided.

Abstract: The invention relates to radiodiagnostic and radiotherapeutic agents, including biologically active vectors labelled with radionuclides. It further relates to methods and reagents labelling a vector such as a peptide comprising reaction of a compound of formula (I) with a compound of formula (II): or, a compound of formula (III) with a compound of formula (IV) in the presence of a Cu (I) catalyst. The resultant labelled conjugates are useful as diagnostic agents, for example, as radiopharmaceuticals more specifically for use in Positron Emission Tomography (PET) or Single Photon Emission Computed Tomography (SPECT) or for radiotherapy.

Abstract: The present invention provides novel tetracyclic indole compounds of Formula (I) either as in vivo imaging agents or as therapeutic agents. A method for the preparation of the in vivo imaging agent compound is also provided by the invention, as well as a precursor for use in said method. Pharmaceutical compositions comprising the compounds of the invention are additionally provided. Where the pharmaceutical composition comprises a compound suitable for in vivo imaging, a kit is provided for the preparation of the pharmaceutical composition. In a further aspect, use of the compound for in vivo imaging or treatment of conditions associated with PBR is provided.

Abstract: The invention relates to methods and apparatus for drying [18F]fluoride which comprises (i) passing a [18F]fluoride solution comprising water, a solvent, [18F]fluoride, and a cationic counterion through a narrow bore vessel at elevated temperature such that the water and solvent are vaporised forming a vaporised component, and (ii) collecting the resulting vaporised component by condensing into a collection vessel.

Abstract: The present invention relates to the field of medical imaging, and in particular to imaging of disease states associated with the upregulation of the chemokine receptor 5 (CCR5). Imaging agents, precursors and methods are provided which are useful in imaging such disease states.

Abstract: The present invention relates to the field of medical imaging, and in particular to imaging of disease states associated with the upregulation of the chemokine receptor 5 (CCR5). Imaging agents, precursors and methods are provided which are useful in imaging such disease states.

Abstract: The invention relates to methods and apparatus for purifying a radiolabelled compound. The method comprises (i) passing a crude reaction mixture comprising the desired radiolabelled compound and one or more contaminants in a solvent through a narrow bore vessel at elevated temperature such that the organic solvent and either the radiolabelled compound or one or more contaminants is vaporised forming a vaporised component, and (ii) collecting the resulting vaporised component by condensing into a collection vessel.

Abstract: The present invention provides a process for [18F]-fluorination of biomolecules containing a primary amino group such as proteins and peptides and in particular of peptides. The invention further provides reagents for this process, in particular 18F-labelled prosthetic groups for use in the preparation as well as non-labelled intermediates useful in the preparation of the [18F]-labelled prosthetic groups. [18F]-labelled compounds useful as radiopharmaceuticals, specifically for use in Positron Emission Tomography (PET) are also provided.

Abstract: The invention provides a process for the production of an 18F-labelled tracer which comprises treatment of a solid support-bound precursor of formula (I) SOLID SUPPORT-LINKER-X-TRACER??(I) wherein X is a group which promotes nucleophilic substitution at a specific site on the attached TRACER and the TRACER is of formula (A)

Abstract: The invention relates to radiodiagnostic and radiotherapeutic agents, including biologically active vectors labelled with radionuclides. It further relates to methods and reagents labelling a vector such as a peptide comprising reaction of a compound of formula (I) with a compound of formula (II): R*-L2-C?N+—O???(II) or, a compound of formula (III) with a compound of formula (IV) in the presence of a Cu (I) catalyst. The resultant labelled conjugates are useful as diagnostic agents, for example, as radiopharmaceuticals more specifically for use in Positron Emission Tomography (PET) or Single Photon Emission Computed Tomography (SPECT) or for radiotherapy.