blot

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blot Northern blot Southern blot Western blot

Main Entry: blot
Pronunciation: blät
Function: noun
: a nitrocellulose sheet that contains spots of immobilized macromolecules (as of DNA, RNA, or protein) or their fragments and that is used to identify specific components of the spots by applying a suitable molecular probe (as a complementary nucleic acid or a radiolabeled antibody) -- see NORTHERN BLOT, SOUTHERN BLOT, WESTERN BLOT
- blot transitive verb