Graeme Wistow (graeme at mge2.nei.nih.gov) wrote: : I'm looking for a reference and/or protocol for improving the : resolution of northerns by removing the polyA tail from mRNA. : See Mol. Cell. Biol. 8, 2267-74 (1987) for an example. See also Mol. Biochem. Parasitology 52, 231-40 (1992). Gus