Nucleic acids (e.g. miRNA, mRNA) in exosomes can be used as biomarkers of disease for early diagnosis, monitoring of disease progression, and evaluation of treatment efficacy. By analyzing nucleic acids in exosomes, it is possible to advance the understanding of disease pathogenesis and provide a basis for the development of new target therapies. CD Bioparticles offers exosomal DNA and RNA extraction and isolation kits, which are mainly used for the efficient extraction and purification of nucleic acids (DNA and RNA) from exosomes, including mRNA, miRNA, lncRNA, etc. These kits are optimized for the extraction and purification of nucleic acids (DNA, RNA, etc.) from exosomes, and can be used for the treatment of diseases. These kits are capable of extracting high-quality nucleic acids from exosomes in biological samples (e.g., serum, plasma, urine, cell culture supernatants, etc.) through an optimized extraction process, providing the basis for downstream molecular biology analysis.