National Toxicology Program

National Toxicology Program
http://ntp.niehs.nih.gov/go/nm-n94103

Nomination Summary for Crystalline silica (N94103)

Crystalline silica

Nominated Substances: Silica, crystalline - quartz

Nomination Date: 04/11/1994

Nominator: Private Individual

Rationale: To establish whether the carcinogenic risk of crystalline silica is because it is a traditional carcinogen that interacts with nuclear macromolecules or because of an epigenetic process associated with cell damage and healing.

NTP Principles: not specified

Status: In Review/Pending


Agents and Status

The following information relates to the specific agent and may include history from earlier or later nominations for this same agent.

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CASRN: 14808-60-7

Agent Name: Silica, crystalline - quartz

NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.