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Entomology

University of Kentucky

2018

Reference genes

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Full-Text Articles in Life Sciences

Improving Rnai In The Brown Marmorated Stink Bug: Identification Of Target Genes And Reference Genes For Rt-Qpcr, Kanakachari Mogilicherla, Jeffrey L. Howell, Subba Reddy Palli Feb 2018

Improving Rnai In The Brown Marmorated Stink Bug: Identification Of Target Genes And Reference Genes For Rt-Qpcr, Kanakachari Mogilicherla, Jeffrey L. Howell, Subba Reddy Palli

Entomology Faculty Publications

The brown marmorated stink bug (BMSB) is native to Asia and recently invaded the USA. RNA interference (RNAi) is a gene silencing mechanism in which the introduction of double-stranded RNA (dsRNA) inhibits gene function by degrading target mRNA. In dsRNA stability assays, the dsRNases present in the hemolymph and salivary gland secretions of BMSB showed lower activity than those in the hemolymph of Heliothis virescens. We evaluated six housekeeping genes (18S rRNA, EF1-α, Actin, Ubiquitin, 60S RP and β-Tubulin) across dsRNA treatments (injection and feeding) in nymphs and adults of BMSB and identified …


Reference Gene Selection For Rt-Qpcr Analysis In Harmonia Axyridis, A Global Invasive Lady Beetle, Xiaowei Yang, Huipeng Pan, Ling Yuan, Xuguo Zhou Feb 2018

Reference Gene Selection For Rt-Qpcr Analysis In Harmonia Axyridis, A Global Invasive Lady Beetle, Xiaowei Yang, Huipeng Pan, Ling Yuan, Xuguo Zhou

Entomology Faculty Publications

Harmonia axyridis is a voracious predator, a biological control agent, and one of the world most invasive insect species. The advent of next-generation sequencing platforms has propelled entomological research into the genomics and post-genomics era. Real-time quantitative PCR (RT-qPCR), a primary tool for gene expression analysis, is a core technique governs the genomic research. The selection of internal reference genes, however, can significantly impact the interpretation of RT-qPCR results. The overall goal of this study is to identify the reference genes in the highly invasive H. axyridis. Our central hypothesis is that the suitable reference genes for RT-qPCR analysis …