SAN DIEGO (AP) -- Dr. John Kelsoe has spent his career trying to identify the biological roots of bipolar disorder. In December, he announced he had discovered several gene mutations closely tied to ...

Bipolar disorder (once known as manic depression) is a mental disorder that causes unusual changes in mood, concentration, and energy or activity levels, which may make everdayl tasks difficult.

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SAN DIEGO -- Dr. John Kelsoe has spent his career trying to identify the biological roots of bipolar disorder. In December, he announced he had discovered several gene mutations closely tied to the ...

SAN DIEGO In December, he announced he had discovered several gene mutations closely tied to the disease, also known as manic depression. Then Kelsoe, a prominent psychiatric geneticist at the ...