Example sentences of "dna was [verb] from [noun sg] " in BNC.
Next page| No | Sentence |
|---|---|
| 1 | DNA was isolated from cell lines or tissues by established methods ( 34 ) . |
| 2 | Ptyr 2 DNA was prepared from plasmid pMLB1045 as previously described [ 24 ] and labelled at the 3'-end of the Eco R1 site . |
| 3 | DNA was prepared from blood and tissue samples by standard phenol/chloroform methods . |
| 4 | Calf thymus DNA was purchased from Sigma and dissolved in 10mM Tris-HCl pH 8.0 containing 1mM EDTA at a concentration of about 4mg/ml ; this was stored at -20°C . |
| 5 | In these complexes , the DNA was protected from restriction enzyme digestion . |