Painting With Melanin

Affect of gene suppression on Oncepeltus coloration
Image: Liu & Colleagues*

In insects, RNAi (RNA interference) is a useful technique to suppress genes and a powerful tool for understanding the function and interaction of genes. Liu & Colleagues* used RNAi to dissect genes important in creating color patterns in the large milkweed bug, Oncopeltus fasciatus. They studied four genes, ebony, black, aaNAT, tan and yellow. Ebony and black are genes that suppress the production of melanin. As…

Source: Living With Insects Blog

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