Conjugated Linoleic Acids (CLAs) are composed of positional and stereo isomers of octadecadienoate (18:2). They are found in foods derived from ruminants (beef and lamb as well as dairy products from these sources). When a mixture of isomers is fed to experimental animals, chemically induced cancer, tumorogenesis in mammary gland, colon and skin is decreased. Mechanisms of inhibition of carcino...