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Latest Retinohypothalamic tract Stories

2012-06-20 10:15:08

A group of Spanish researchers has discovered a new function of the neurotransmitter dopamine in controlling sleep regulation. Dopamine acts in the pineal gland, which is central to dictating the 'circadian rhythm' in humans–the series of biological processes that enables brain activity to adapt to the time of the day (that is, light and dark cycles). The researchers, from the CIBERNED (Centro de Investigación Biomédica en Red de Enfermedades...

2011-10-13 11:38:13

It's no secret that long-distance, west-to-east air travel — Seattle to Paris, for example — can raise havoc with a person's sleep and waking patterns, and that the effects are substantially less pronounced when traveling in the opposite direction. Now researchers, including a University of Washington biologist, have found hints that differing molecular processes in an area of the brain known as the suprachiasmatic nucleus might play a significant role in those jet lag...


Word of the Day
caparison
  • A cloth or covering, more or less ornamented, laid over the saddle or furniture of a horse, especially of a sumpter-horse or horse of state.
  • Clothing, especially sumptuous clothing; equipment; outfit.
  • To cover with a caparison, as a horse.
  • To dress sumptuously; adorn with rich dress.
This word ultimately comes from the Medieval Latin 'cappa,' cloak.
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