The effect of Eucommia ulmoides polysaccharides on the intestine
The 341F (CCTAYGGRBGCACAG) and 806R (GGACTACNNGGGTATCTAAT) primer binding sequences were used to amplify the V3-V4 region of the 16S rDNA gene in bacteria, after which an amplicon pool was prepared for amplification. Library construction and machine sequencing for library construction, Use Qubit /Agilent Bioanalyzer 2100