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The test measures the concentration of radioactive carbon dioxide exhaled by a person 20 minutes after being given radioactively labeled erythromycin, an antibiotic that CYP 3A4 breaks down.
This innovative approach to medical research breaks down traditional barriers to collaboration between labs, and provides for business and scientific oversight boards to guide research toward successful results.
Studies in the last few years have shown that trimethylaminuria results from defects in an enzyme that breaks down trimethylamine, a byproduct of protein digestion released by bacteria living in the gut.
Most people can dispose of any surplus phenylalanine, but those with a genetic disorder called phenylketonuria (PKU) lack the enzyme that breaks down the excess.
The report breaks down the market into three primary areas: copper wire and cable, fiber optic cable and coaxial cable.
Reacting with sunlight, it breaks down and strips away deposits of organic debris.
This delivery system for good digestion and proper nutrition breaks down starches, with amylase plant enzyme; breaks down proteins, with neutral protease plant enzyme; breaks down fats, with lipase plant enzyme; breaks down cellulose, with cellulase plant enzyme; and breaks down lactose, with lactase.
Exposed to sunlight with a noontime intensity, the compound breaks down within 41 hours, they estimate.