Polyamine biosensors are disclosed, including putrescine binding biosensors, comprising a polyamine binding domain conjugated to donor and fluorescent moieties that permit detection and measurement of Fluorescence Resonance Energy Transfer upon binding polyamine. Such biosensors are useful for the detection of polyamine concentrations in vivo and in culture.

 
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< Compositions and methods for modifying the content of polyunsaturated fatty acids in mammalian cells

> NUCLEIC ACID ENCODING A NOVEL PROSTAGLANDIN RECEPTOR PROTEIN AND METHODS OF USE THEREOF

> G PROTEIN COUPLED RECEPTORS AND USES THEREOF

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