blood level

American  

noun

1. the amount of a substance, as cholesterol, alcohol, or triglycerides, circulating in the bloodstream: often expressed as a percent or in milligrams or micrograms per deciliter of blood.

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Example Sentences

For an adult, there are no risks of drinking an average-sized slushy, simply because they are bigger and unlikely to achieve a blood level high enough to bring on symptoms.

From Salon

Jamari’s blood level was 17.5 micrograms when he was first tested in September.

From Seattle Times

More than 90% of those who received the drug in a randomized trial showed a lower blood level of arginine.

From Seattle Times

What can you tell me about the benefits and risks of this vitamin as well as the appropriate blood level?

From Seattle Times

Turning to humans, Yadav and colleagues analyzed taurine blood level data from nearly 12,000 people enrolled in a 25-year U.K. health study.

From Science Magazine