Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).
Structure of the enzyme chymotrypsin, a globular protein
Structure of chymotrypsin
Catalysis of peptide bond hydrolysis by chymotrypsin (part 1)
Catalysis of peptide bond hydrolysis by chymotrypsin (part 2)
The structure of chymotrypsin and the serine protease catalytic triad