F

free PSA

The amount of the protein prostate-specific antigen (PSA) in the blood that is not attached to other proteins. It is compared with the amount of PSA in the … [Read more...]

free radical

A highly reactive chemical that often contains oxygen and is produced when molecules are split to give products that have unpaired electrons (a process called … [Read more...]

freeze-dried

A method used to dry substances, such as food, to make them last longer. The substance is frozen and then dried in a vacuum. … [Read more...]

fresolimumab

A pan-specific, recombinant, fully human monoclonal antibody directed against human transforming growth factor (TGF) -beta 1, 2 and 3 with potential … [Read more...]

frontal sinus

A type of paranasal sinus (a hollow space in the bones around the nose). There are two, large frontal sinuses in the frontal bone, which forms the lower part of … [Read more...]

fruit acid

One of a group of substances that are found in several types of fruit and in milk. They are used in skin care products to reduce wrinkles and soften the skin. … [Read more...]

fruit and vegetable extracts

Extracts from fruits and vegetables that contain fiber, vitamins, minerals, and other natural substances with antioxidant, lipid-lowering, and antiproliferative … [Read more...]

FSH

A hormone made in the pituitary gland. In females, it acts on the ovaries to make the follicles and eggs grow. In males, it acts on the testes to make sperm. … [Read more...]

Ftorafur

A substance being studied in the treatment of some types of cancer. It is a combination of tegafur and uracil. The tegafur is taken up by the cancer cells and … [Read more...]

FU-LV

An abbreviation for a chemotherapy combination used with other types of therapy to treat colorectal cancer. It includes the drugs fluorouracil and leucovorin. … [Read more...]