A definite turn-on: Turning on fluorescence only where successful labeling is happening sounds as desirable as delivering a drug only where the drug target resides. New fluorogenic xanthene derivatives from the Bertozzi research group are getting us closer to “magic bullet” dyes (see picture).
If you can't find a tool you're looking for, please click the link at the top of the page to "Go to old article view". Alternatively, view our Knowledge Base articles for additional help. Your feedback is important to us, so please let us know if you have comments or ideas for improvement.