Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Selection scheme for molecular beacons. (a) Conformational changes in designed molecular beacons. F represents an embedded fluorophore, Q a quencher. (b) In vitro selection of molecular beacons. The closed circle at the termini of the capture oligonucleotide represents biotin. The selection protocol is described in greater detail in Materials and Methods, and Results and Discussion.
