The two most commonly used gel matrices are Sephadex and Bio-Gel, both of which are available in several porosities. Sephadex G-50 and Bio-Gel P-60 are ideal for purifying DNA larger than 80 ...
由于其良好的生物相容性和可降解性,多糖还被广泛应用于生物材料的制造。例如,壳聚糖基质可以用来制作伤口敷料或药物载体系统;透明质酸则是皮肤填充剂和眼科手术的重要成分。
Most of the free hormone immunoassays in current use employ a specific, high affinity hormone antibody to sequester a small amount of total hormone from the specimen. The unoccupied antibody ...