Example sentences of "about 50% [prep] the " in BNC.

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1 Second , only about 50% of the thymocytes were double positive , although there was substantial individual variation ( 15–80% ) .
2 Third , the proportion of large DN cells has increased to about 50% of the total cell number .
3 As about 50% of the basal current in the airways was due to sodium absorption , chloride secretion was measured after the addition of amiloride ( 100μM ) which abolished electrogenic sodium absorption .
4 Per student per year , general practitioners ' funding is about 50% of the hospital rate .
5 In mammals , about 50% of the carbohydrates consumed are normally oxidised to carbon dioxide and water to produce energy and about 30 to 40% are converted to fat .
6 Two hours after the meal was ingested , fundal pH had returned to baseline , but about 50% of the food solid phase and 20% of the liquid phase remained .
7 About 50% of the infused solution was recovered .
8 From the results reported in Table II and the correlation in Figure 2 , it can be calculated that about 50% of the observed change in fluid transport was mediated via the ENS , when net fluid absorption had stopped .
9 Using the same value for control absorption as above one can estimate that hexamethonium blocked about 85% and lidocaine about 50% of the secretion caused by the bacterium .
10 The percentage would also vary throughout the year from about 10% in the summer to about 50% in the winter .
11 Relative concentrations of mitochondrial genomes with reference to the nuclear genome increased about 50% in the mutant strain .
12 The number of cells expressing the lowest- M r isoform detected by the CD45R0 antibody ( UCHL1 ) increases thereafter , to reach the adult level of about 50% by the age of 10–20 years .
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