A hormone that is made by the thyroid gland. Triiodothyronine has three iodine molecules attached to its molecular structure. It is the most powerful thyroid hormone, and it affects almost every process in the body, including body temperature, growth, and heart rate. Also known as T3 and liothyronine.
In obstetrics, one of the three divisions of three months each during pregnancy, in which different phases of fetal development take place. The first trimester is a time of basic cell differentiation. The second trimester is a period of rapid growth and maturation of body systems. A second-trimester fetus that is born prematurely may be […]
a compound produced by bacteria in the stomach that appears to correlate with risk of heart disease, according to preliminary studies. TMAO is produced in the body from egg yolks and red meat. Researchers believe that it affects the body’s metabolism of cholesterol, leading to enhanced development of plaque on blood vessel walls, and can […]
- Trimethylaminuria (TMA)
An inborn error of metabolism associated with an offensive body odor, the smell of rotting fish, due to the excessive excretion of TMA in urine, sweat, and breath. Persons with TMA may experience tachycardia (fast heart rate) and severe hypertension (high blood pressure) after eating cheese (which contains tyramine) and after using nasal sprays containing […]
A sequence of 3 base pairs; a triplet of bases. The gene code is made up of trinucleotides.
Street name for alpha-ethyltryptamine and for LSD.