Example sentences of "[noun] was [vb pp] at a concentration " in BNC.
Next page| No | Sentence |
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| 1 | METHODS.DiI was dissolved at a concentration of 1% in ethanol and pressure-ejected onto the exposed mesenchyme , at a series of points around the wound margin , from a glass micropipette with a tip diameter of about 10μm . |
| 2 | Histamine was used at a concentration of 1 mM because previous studies have shown this concentration is required to achieve maximal stimulation of adenylate cyclase in the HGT-1 cell line , which is largely ( 77% ) inhibited by 10 - 4 M cimetidine , an H 2 receptor antagonist . |
| 3 | Ampicillin was used at a concentration of 50 mg/ml . |
| 4 | In lanes 3 , 5 , 6 , 8 , 10 , 13 and 15 , CRP was added at a concentration of 15 nM . |
| 5 | Sodium nitroprusside was applied for 60 seconds and a maximal response was achieved at a concentration of 5×10 - 7 M , when the residual tone in the strips was equivalent to that present in calcium free solution ( zero tone ) . |
| 6 | Addition of oxyhaemoglobin produced inhibition of nerve mediated relaxation in a dose dependent manner ( n=6 ) , and the neurogenic response was abolished at a concentration of 5× 10 - 5 M ( n=20 ) ( fig 6 ) . |