| 摘要 |
A compound having formula (I), wherein Y is biotin or iminobiotin, X is CH2, P is psoralen or a psoralen derivative, r is an integer equal to or greater than 2 and s is an integer equal to or greater than 1. The invention also provides a method for preparing a biotinylated psoralen or a biotinylated psoralen derivative. Further provided are methods for detecting, purifying, and isolating nucleic acids, methods for delivering an iminobiotinylated psoralen to a cell, and methods for treating leukemia. |
