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Latest Sean J. Morrison Stories

2009-01-14 10:00:00

- National Poll Reveals Three-Quarters of Americans Want President-Elect Obama to Deliver on Campaign Commitment to Lift Restrictions on Embryonic Stem Cell Research - WASHINGTON, Jan.

2005-06-30 13:43:05

Researchers have developed a simple technique to identify hematopoietic, or blood-forming, stem cells based on a set of characteristic markers that the cells display on their surface.


Word of the Day
aphotic
  • Having no light.
  • Of or relating to the region of a body of water that is not reached by sunlight and in which photosynthesis is unable to occur.
The word 'aphotic' comes from Greek roots meaning 'without' and 'light'.
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