Dose (biochemistry)

Dose (/doʊs/; from Greek dosis, meaning "a giving") is a term used in biochemistry to refer to the quantity of a substance that may be absorbed by a living organism or one of its parts.

Etymology

The term "dose" originates from the Greek word "dosis", which translates to "a giving". This is in reference to the act of giving or administering a substance to an organism.

Definition

In biochemistry, a dose is defined as the specific quantity of a substance or drug that is absorbed by an organism or its parts. This can be measured in various units such as milligrams (mg), micrograms (μg), or international units (IU), depending on the substance in question.

Related Terms

Dosage: The size or frequency of a dose of a medicine or drug.
Therapeutic dose: The amount of a therapeutic agent that will give the effect sought by the physician and patient.
Lethal dose: The amount of an ingested substance that leads to the death of the organism.
Minimum lethal dose: The smallest dose of a toxin that will kill an organism.
Maximum tolerated dose: The highest dose of a drug or treatment that does not cause unacceptable side effects.

External links

Medical encyclopedia article on Dose (biochemistry)
Wikipedia's article - Dose (biochemistry)

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Dose (biochemistry)