Sprained ankle An ankle sprain is an injury the ligaments in the foot causing pain, tenderness, swelling, and bruising. Blood clot in the legs Blood clots in the leg can become very dangerous, symptoms include swelling, redness, tenderness in the leg.
serine A non-essential amino acid found as a component of most proteins. It is a precursor of choline, glucine, cysteine and pyruvate. Serine is present in most diets but most of the body serine is synthesized.
Chemistry of Serotonin. Serotonin is an example of an inhibitory neurotransmitter. It is mainly found in the gastrointestinal tract, the platelets and the central nervous system of animals and is thought to contribute to a sense of well being and happiness.Serotonin is a monoamine transmitter called 5 hydroxytryptamine (5-HT) and is derived from tryptophan.he rest of the body's serotonin is synthesized within the serotonergic neurons in the central nervous system and is used in the regulation of various functions such as sleep, mood and appetite. Medications that increase the availability and uptake of serotonin are used to treat depression.