abstract |
A kind of isolating people's antibody or people's antibody fragment, its can specificity in conjunction with people delta sample part 4 (hDll4) and block combining of hDll4 and Notch acceptor.This anti-hDll4 people's antibody or antibody fragment capable combine with hDll4, through the surface plasma body resonant vibration commercial measurement, and its affinity costant≤500pM. |