Method for physical expansion of sample and use thereof

The present invention provides a method of physically amplifying a sample while preserving biomolecules within the sample in an expanded state, as well as a method for producing an expandable sample-hydrogel complex. Also provided is a hydrogel formulation for preparing a sample-hydrogel complex and a related kit. The method provided by the invention is compatible with different samples and sample dyeing methods, and is suitable for multiple purposes. 本发明提供了一种物理放大样品同时保存膨胀状态下的样品内的生物分子的方法，以及用于生产可膨胀的样品-水凝胶复合体的方法。还提供了一种用于制备样品-水凝胶复合体的水凝胶制剂和相关试剂盒。本发明提供的方法与不同的样品和样品染色方法兼容，适用于多种用途。