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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.
In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.