ED50 ("European Datum 1950", EPSG:4230) is a geodetic datum which was defined after World War II for the international connection of geodetic networks...

desired pharmacological effect (e.g. efficacious dose in 50% of subjects, ED50). In contrast, in a drug development setting TI is calculated based on plasma...

It is also sometimes abbreviated as the ED50, meaning "effective dose for 50% of the population". The ED50 is commonly used as a measure of the reasonable...

cartographical organization include the North American Datum, the European ED50, and the British OSGB36. Given a location, the datum provides the latitude...

peripheral and central NECA-responses. The locomotor stimulation caused by DMPX (ED50 10 μmol/kg) was similarly higher than caffeine. DPCPX 8-PT CPX (8-CPT) 8-Chlorotheophylline...

category of toxicity that is greater than half maximum effective concentration (ED50) but less than the median lethal dose (LD50). However, for some highly potent...

halfway between Dover and Calais, the ED50 longitude lines are about 20 m east of the OSGB36 equivalents, and the ED50 latitude lines are about 150 m south...

D2 and α1 receptors at low dose (ED50 = 0.13 and 0.42 mg/kg, respectively), and 5-HT2 receptors at a higher dose (ED50 = 2.6 mg/kg). Given that antagonism...

National Mapping Agency. The coordinates given here have been converted from ED50 to WGS84. "European ultra-prominent peaks". peakList.org. Retrieved 24 January...

effective dose (ED50). Therefore, it is more useful to compare such substances by therapeutic index, which is simply the ratio of LD50 to ED50.[citation needed]...