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Did you know?
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.