The invention relates to an isotope-containing tag, a method of preparing an isotope-containing tag, a tracer comprising an isotope-containing tag, a method of preparing a tracer, a method of labeling biological material, a use of the isotope-containing tag, a kit-of-parts for preparing a tracer. The isotope-containing tag comprises a monodisperse backbone to which at least one ligand and at least one functional group for attaching the backbone to a macromolecule are attached, wherein essentially every ligand attached to the backbone comprises an isotope.
该发明涉及含同位素标记的标记物、制备含同位素标记的方法、包含含同位素标记的示踪剂、制备示踪剂的方法、标记
生物材料的方法、使用含同位素标记的方法、以及用于制备示踪剂的部件套件。该含同位素标记物包括单分散骨架,至少连接有一个
配体和至少一个用于将骨架连接到大分子的功能基团,其中连接到骨架的每个
配体基本上都包含同位素。