Source:http://linkedlifedata.com/resource/pubmed/id/12433046
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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
2002-11-15
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pubmed:abstractText |
Epibatidine analogues have been labelled with I-123 for single photon emission computed tomography and with short half-life positron emitters (C-11 and F-18) for PET. For easier radiopharmacological studies the bromo analogue of epibatidine (norchlorobromoepibatidine or exo-7-azabicyclo-2-(2-bromo-5-pyridyl)-[2.2.1]heptane) was labelled with Br-76, a longer half-life positron emitter, (T1/2 = 16.2h). [76Br]-norchlorobromoepibatidine was prepared by using a Cu+ assisted bromodeiodination exchange from the iodo analogue in reducing conditions at 190 degrees C. The tracer purified by RP-HPLC was obtained in 70% radiochemical yield with a specific radioactivity of 20 GBq/micromol. Radiochemical and chemical purities measured by radio-TLC and HPLC were >98%.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Bicyclo Compounds, Heterocyclic,
http://linkedlifedata.com/resource/pubmed/chemical/Bromine Radioisotopes,
http://linkedlifedata.com/resource/pubmed/chemical/Ligands,
http://linkedlifedata.com/resource/pubmed/chemical/Pyridines,
http://linkedlifedata.com/resource/pubmed/chemical/Radiopharmaceuticals,
http://linkedlifedata.com/resource/pubmed/chemical/Receptors, Nicotinic,
http://linkedlifedata.com/resource/pubmed/chemical/epibatidine
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pubmed:status |
MEDLINE
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pubmed:author | |
pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
713-7
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pubmed:dateRevised |
2007-11-14
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pubmed:articleTitle |
Preparation of a bromine-76 labelled analogue of epibatidine: a potent ligand for nicotinic acetylcholine receptor studies.
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pubmed:affiliation |
Department of PET and Nuclear Medicine, Royal Prince Alfred Hospital, Camperdown, NSW, Australia. mkassiou@med.usyd.edu.au
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