Appl Plant Sci
November 2017
Premise Of The Study: Polymorphic microsatellite markers were developed to reveal the genetic diversity of extant populations and the mating system of (Hamamelidaceae).
Methods And Results: In this study, nuclear simple sequence repeat (SSR) markers were developed using the Illumina high-throughput sequencing technique (RNA-Seq). The de novo-assembled transcriptome generated a total of 64,694 unique sequences with an average length of 601 bp.
An ultrasonic-assisted extraction (UAE) procedure of epimedin A, epimedin B, epimedin C and icariin from Herba Epimedii was developed. The effects of ethanol concentration, ratio of liquid to solid, UAE time, extraction temperature and number of extraction cycles on the extraction yields of the four flavonoids from Herba Epimedii were investigated. The optimal UAE condition was found using orthogonal test: 50% (v/v) ethanol solution, liquid:solid ratio of 30 ml/g, ultrasonication duration 30 min, extraction temperature 50 degrees C and three extraction cycles.
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