. 2020 Jun 12;21:367–383. doi: 10.1016/j.omtn.2020.06.008

Table 1.

Deregulated Expression of Exosomal circRNAs in Cancer Patients

Cancer Type	Source of Exosomes	Scope	No. of Deregulated circRNAs		References
Cancer Type	Source of Exosomes	Scope	Upregulated	Downregulated	References
Breast cancer	serum	metastatic cancer versus normal	1,061	86	¹⁵⁷
		localized cancer versus normal	1,084	301
		metastatic versus localized	369	111
Endometrial cancer	serum	cancer versus normal	209	66	¹⁵⁸
Pancreatic ductal adenocarcinoma	plasma	cancer versus normal	274	179	¹⁵⁹
Lung adenocarcinoma	plasma	cancer versus normal	105	77	¹⁶⁰
Papillary thyroid carcinoma	serum	cancer versus normal	3	19	¹⁶¹