But, he added, sometimes the breakdown products are toxic to liver cells.
Or were hormone-mimicking breakdown products of pesticides interfering with normal development?
Vitamin D and its breakdown products are excreted only in the feces.
Like melanins, the indigo compounds are excretory metabolic breakdown products in certain animals.
Eventually, these breakdown products are eliminated from the blood through urine or bile.
The E.P.A. has yet to investigate the health effects of the breakdown products of the dispersant.
The cells show degenerative changes often associated with the accumulation of breakdown products.
It is assumed that the breakdown products will eventually biodegrade.
Moreover, the mutagenicity of breakdown products from the maize substrate, and reversion of breakdown products to the parent compound, were minimal.
UV light irradiating the substance probably generates the same breakdown products, the researchers suggest.
Indeed, some of the breakdown products occur often enough to be useful internal controls.
