Toxicity: The adverse reactions (dose-response time relationships) of tissues to selected foreign substances resulting in unacceptable in-vivo interactions. The toxicity can be at the local or systemic level depending upon the amount, rate of release and specific type of substance available to the tissues.

 

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Toxicity: The adverse reactions (dose-response time relationships) of tissues to selected foreign substances resulting in unacceptable in-vivo interactions. The toxicity can be at the local or systemi . . . View Full Definition

Dermal Toxicity: The ability of a pesticide or other chemical to poison people or animals via skin contact. Many organophosphate pesticides exhibit high dermal toxicity.

Acute Toxicity: The ability of a substance to cause harmful effects soon after a single exposure or dose. Also, any severe poisonous effect resulting from a single short-term exposure to a toxic substance. . . . View Full Definition

Chronic Toxicity: The capacity of a substance to cause long-term or delayed adverse health effects. For example, a cancer resulting from exposure to a carcinogen may not appear for years or decades.

Oral Toxicity: Ability of a chemical to cause injury when ingested by mouth.

Mutagen: A substance that causes mutations (genetic damage).

LD50- Lethal Dose - LC50-Lethal Concentration: The dose (median concentration) of a toxicant that will kill 50% of the test animals within a designated period. The lower the LC50, the more toxic the compound. Testing to determine lethal . . . View Full Definition

Mycotoxins: Toxic substances produced by fungi or molds on agricultural crops that may cause sickness in animals or humans that eat feed or food made from contaminated crops. There are between 300 and 4 . . . View Full Definition

Teratogen: A substance that can cause deformities in embryos. Dioxin is a teratogen.

Hydroxylapatite Ceramic: This is a dense, non-resorpable ceramic, which when implanted into bane, displays a highly attractive generic profile, which features a lack of local or systemic toxicity.