Fig. 3From: Isolation of high-quality RNA for high throughput applications from secondary metabolite-rich Crocus sativus L.PCR analysis and Small RNA preparation from RNA isolated using modified protocol (a). PCR amplification of 225 bp fragment of tubulin (b–d) quality of small RNA library prepared from RNA isolated from corm, tepal and stigma. Full length gels are provided in Additional file 1: Figure S4Back to article page