Example sentences of "[noun] [be] [vb pp] every [num] minute " in BNC.
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1 | Subsequently , after consumption of a test meal , gall bladder images were made every 15 minutes for 2 hours . |
2 | Put a lid on the saucepan and cook slowly for about one hour , stirring occasionally and making sure the chicken joints are turned every fifteen minutes or so . |
3 | The vials were changed every 10 minutes so that fractions of 4 ml were collected for each time interval . |
4 | The ileal loop was perfused at a rate of 1.0 ml/minute by a peristaltic pump ( Watson-Marlow , Inc , Marblehead , MA ) ; experiments started with 30 minutes equilibration followed by three hours during which samples of ileal effluent were collected every 10 minutes . |
5 | Pulse and blood pressure were measured every 20 minutes . |
6 | Then basal samples were collected every 15 minutes for one hour followed by four 15 minute samples collected during intravenous infusion of pentagastrin ( 6 µg/kg/hr ) . |
7 | Blood samples were collected every 15 minutes for gastrin determination and the plasma stored at -20°C . |