A secreted luciferase for ex vivo monitoring of in vivo processes
Author(s) -
Thomas Würdinger,
Christian E. Badr,
Lisa Pike,
Ruben H. de Kleine,
Ralph Weissleder,
Xandra O. Breakefield,
Bakhos A. Tannous
Publication year - 2008
Publication title -
nature methods
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 19.469
H-Index - 318
eISSN - 1548-7105
pISSN - 1548-7091
DOI - 10.1038/nmeth.1177
Subject(s) - luciferase , bioluminescence , in vivo , luciferases , ex vivo , bioluminescence imaging , viability assay , microbiology and biotechnology , biology , chemistry , cell , biochemistry , transfection , gene
Luciferases are widely used to monitor biological processes. Here we describe the naturally secreted Gaussia princeps luciferase (Gluc) as a highly sensitive reporter for quantitative assessment of cells in vivo by measuring its concentration in blood. The Gluc blood assay complements in vivo bioluminescence imaging, which has the ability to localize the signal and provides a multifaceted assessment of cell viability, proliferation and location in experimental disease and therapy models.
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