Airborne radioactive particles that fall to the ground during and after an atomic bombing, nuclear weapons test, or nuclear plant accident. … [Read more...]
Search Results for: plant
radiation brachytherapy
A type of radiation therapy in which radioactive material sealed in needles, seeds, wires, or catheters is placed directly into or near a tumor. Also called … [Read more...]
QS21
A substance from plants that is being studied together with vaccine therapy for its ability to improve the way the immune system responds to disease. It belongs … [Read more...]
polyphenol
A substance that is found in many plants and gives some flowers, fruits, and vegetables their color. Polyphenols have antioxidant activity. … [Read more...]
phytosterol
A plant-based compound that can compete with dietary cholesterol to be absorbed by the intestines, resulting in lower blood cholesterol levels. Phytosterols may … [Read more...]
phytol
A chemical substance that comes from plants and is used to make vitamins E and K. Phytol is also found in soaps, beauty care products, and household products. … [Read more...]
phytohemagglutinin
A substance found in plants that causes red blood cells to clump together and certain white blood cells to divide. … [Read more...]
phytoestrogen
An estrogen-like substance found in some plants and plant products. Phytoestrogens may have anticancer effects. … [Read more...]
phytic acid
A substance found in many foods that come from plants, including corn, wheat, rice, and soybeans, and in large amounts in cereals and legumes. It is being … [Read more...]
phototoxicity
A condition in which the skin or eyes become very sensitive to sunlight or other forms of light. It can be caused by taking certain drugs, or rubbing certain … [Read more...]