(biochem) a technique for analysing biological molecules, such as proteins (Western blot analysis), DNA (Southern blot analysis), and RNA (Northern blot analysis), involving their separation by gel electrophoresis, transfer to a nitrocellulose sheet, and subsequent analysis by autoradiography Also called blotting
a shield or shieldlike surface on which a coat of arms is depicted. an ornamental or protective plate around a keyhole, door handle, drawer pull, light switch, etc. Nautical. a panel on the stern of a vessel bearing its name and port of registry. blot on one’s escutcheon, a stain on one’s reputation; disgrace. Historical […]
blot someone out
a spot or stain, especially of ink on paper. a blemish on a person’s character or reputation: He had been haunted by a blot on his past. Archaic. an erasure or obliteration, as in a writing. to spot, stain, soil, or the like. to darken; make dim; obscure or eclipse (usually followed by out): We […]
a fabric-printing method in which the ground color is transferred from the cylinder and the motif retains the original hue of the cloth.