The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.
Did you know?
During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
CRISPR/Cas9 Models Evolution
A sidewheeler on the Mississippi. In 1856 Samuel Clemens became an apprentice to a steamboat pilot a
Covalent regulation of enzyme activity.
Dipole interaction of E. coli enzyme structure
A glutamate carboxyl group in the enzyme deprotonates N-1 of the pyrimidine