|
|
Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.