They would not deign / To profit by a stain / On the honourable rules, / Knowing that practise perfidy no man durst / Who in the heroic schools / Was nurst.

They were fine, stalwart-looking men, well limbed, clear of eye, and upright in shape, with that peculiar color of a ripe, rich peachen hue upon the cheek, which only a pure temperate life perfect health can place there.

For quotations using this term, see Citations:tenericute.

Various other luciferase genes, especially the firefly luciferase gene, are also used for the study of gene regulation. […] The classic use of bioluminescence, however, is the use of a luciferin-luciferase mixture from fireflies as an assay for ATP.