Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to automated methods for the preparation and purification of 18F-labelled tau imaging radiotracers. Also provided are interchangeable cassettes useful in the methods, and the use of automated synthesizers and cassettes in the methods.

Abstract: Novel radiotracer(s) for Positron Emission Tomography (PET) imaging are described. Novel radiotracer(s) for Positron Emission Tomography (PET) imaging of neuorendocrine tumors are described. Specifically the present invention describes novel [18F]Fluoroethyltriazol-[Tyr3]Octreotate analogs; in particular those that target somatostatin receptors found on the cell surface of gastroenteropancreatic neuorendocrine tumors. The present invention also describes intermediate(s), precursor(s), pharmaceutical composition(s), methods of making, and methods of use of the novel radiotracer(s).

Abstract: [18F]-fluoralkyl tosylates are useful building block for the radiosynthesis of a number of small molecules. A method of purifying [18F]-fluoroalkyl tosylates using an automated radiosynthesis apparatus (e.g. FASTlab module) is described. A method of purifying [18F]-fluoroalky tosylates using a FASTlab module that includes a solid phase extraction (SPE) purification system is described.

Abstract: The present invention relates to the field of radiopharmaceuticals for in vivo imaging, in particular to automated methods for the preparation and purification of 18F-labelled tau imaging radiotracers. Also provided are interchangeable cassettes useful in the methods, and the use of automated synthesizers and cassettes in the methods.

Abstract: [18F]-fluoralkyl tosylates are useful building block for the radiosynthesis of a number of small molecules. A method of purifying [18F]-fluoroalkyl tosylates using an automated radiosynthesis apparatus (e.g. FASTlab module) is described. A method of purifying [18F]-fluoroalky tosylates using a FASTlab module that includes a solid phase extraction (SPE) purification system is described.

Abstract: Imaging agents comprising an isolated polypeptide conjugated with a radionucleide and a chelator; wherein the isolated polypeptide binds specifically to HER2, or a variant thereof; and methods for preparing and using these imaging agents.

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: Pyridazinone compounds of Formula I: (I) wherein: R? is alkyl or Ar, optionally substituted with at least one alkyl, halogen, hydroxyl, alkoxy, haloalkoxy, acid, ester, amino, nitro, amide, or alkoxyhalo; 2 R is independently alkyi, alkynyl, ester, amino, amide, acid, aryl, heteroaryl, aminoalkyl, —C(=0)alkyl, —C(=0)aryl, —C(=0)heteroaryl, —C(=0)heterocycloalkyl, —C(=0)heterocycloalkylAr, —C(=0)(CH2)nhalo, —C(?O)(CH2)nheterocyclyl, or —SC?Ar, optionally substituted with at least one alkyi, alkylhalo, halogen, nitro, aryl, heteroaryl, or heteroaryl(CH2)nhalo; R3 and R4 are independently hydrogen, alkyi, alkenyl, alkynyl, aryl, heteroaryl; Ar is an aryl, heteroaryl, cycloalkyl, heterocycloalkyl group; n is an integer from 0-10; or a radiolabeled derivative thereof. The compounds are useful as imaging probes of Tau pathology in Alzheimer's disease are described. Compositions and methods of making such compounds are also described.

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 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: Novel radiotracer(s) for Positron Emission Tomography (PET) imaging are described. Novel radiotracer(s) for Positron Emission Tomography (PET) imaging of neuorendocrine tumors are described. Specifically the present invention describes novel [18F]Fluoroethyltriazol-[Tyr3]Octreotate analogs; in particular those that target somatostatin receptors found on the cell surface of gastroenteropancreatic neuorendocrine tumors. The present invention also describes intermediate(s), precursor(s), pharmaceutical composition(s), methods of making, and methods of use of the novel radiotracer(s).

Abstract: Imaging agents comprising an isolated polypeptide conjugated with a radionucleide and a chelator; wherein the isolated polypeptide binds specifically to HER2, or a variant thereof; and methods for preparing and using these imaging agents.

Abstract: Imaging agents comprising an isolated polypeptide conjugated with a radionucleide and a chelator; wherein the isolated polypeptide binds specifically to HER2, or a variant thereof; and methods for preparing and using these imaging agents.

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 present invention relates to radiopharmaceutical imaging in vivo of apoptosis. The invention provides imaging agents which target apoptotic cells via selective binding to the aminophospholipid phosphatidylethanolamine (PE), which is exposed on the surface of apoptotic cells. The radiopharmaceuticals comprise radiometal complexes of chelator conjugates of PE-binding peptides. Also provided are pharmaceutical compositions, kits and methods of in vivo imaging.

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): 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.

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.