Contents Isolation of DNA fragments using glass milk (GENE-CLEAN) SOUTHERN BLOT SOUTHERN ANALYSIS OF MOUSE TOE/TAIL DNA Northern transfer protocol Hybridizing Northern blots with riboprobes cDNA GENOMIC DNA LIBRARY SCREENING Isolation of Mouse genomic DNA RNA ISOLATION USING GUHCL POLY A RNA PREPARATION using proteinase K and SDS SELECTION OF POLYADENYLATED RNA from TOTAL RNA Mini plasmid preps Large Scale Plasmid Preps Preparing and USING bacterial cells for electroporation In situ hybridisation to RNA in tissue sections PRIMER LABELLING For PRIMER EXTENSION ASSAYand PRIMER EXTENSION DNA-se I FOOTPRINTING Double stranded DNA sequencing (Dideoxy) Buffer gradient SEQUENCING GELS Nested Deletions using exonuclease-III and mung bean nuclease SITE DIRECTED MUTAGENESIS USING THE UNG - DUT SYSTEM. In vitro mutagenesis using Altered Sites Labeling of oligonucleotides RANDOM HEXAMER LABELLING OF CDNA PROBES RNAse protection assay Isolation of phage DNA PHAGE PURIFICATION WITH DE52 BUTANOL PRECIPITATION OF DEPROTECTED OLIGONUCLEOTIDES OLIGO PURIFICATION on acrylamide gels POLYMERASE CHAIN REACTION Rapid Amplification of mRNA ENDS by PCR (RACE) YEAST MEDIA TRANSFORMATION OF YEAST Modified yeast transformation Isolation of shuttle vectors from yeast and transformation into E. coli Yeast lysates for westerns