Fig. 8
![Fig. 8](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12951-024-02459-8/MediaObjects/12951_2024_2459_Fig8_HTML.png)
Detection of LncRNA TTN-AS1 and schematic representation of its promotion of cholangiocarcinoma metastasis. (A) Flowchart for the detection of cholangiocarcinoma LncRNA TTN-AS1; (B) Schematic representation of cholangiocarcinoma CTC-derived exosomes carrying LncRNA TTN-AS1 promoting cholangiocarcinoma metastasis