Streptavidin, Fluorescein conjugated/tagged
from
EMD Millipore
Description
Liquid. In 20 mM PBS, 1% BSA, pH 8.0. PROTECT FROM LIGHT. AVOID FREEZE/THAW CYCLES. Streptavidin is a 68 kDa tetrameric biotin-binding protein with four high-affinity binding sites (dissociation constant of 10-15M). It can be used to enhance the sensitivities of immunoassays, DNA probes, and immunohistochemical techniques.