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Word: barriers (lookup in dictionary) (lookup stats)
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Whereas other organs can make up for missing enzymes through contact with the blood, the brain is isolated from the bloodstream by a protective sheath of impermeable capillaries: the blood-brain barrier...

Author: By Sheila VERA Flynn, | Title: Fixing the Brain | 4/5/1995 | See Source »

...barrier blocks the entry of drugs and therapeutic molecules into the brain, preventing the correction of brain lesions...

Author: By Sheila VERA Flynn, | Title: Fixing the Brain | 4/5/1995 | See Source »

...Tigers, however, came up with six straight goals to begin the second half and the 9-3 barrier proved too much for the Crimson to overcome...

Author: By W. STEPHEN Venable, | Title: Laxwomen Rebound; Face Yale Today | 4/5/1995 | See Source »

...image is at once ordinary and sinister. Amid the bustle of Kasumigaseki subway station, in downtown Tokyo, three attacha cases stand unattended by the ticket barrier. Suddenly, gas begins hissing ominously out of one of them. When police eventually examine the cases, they discover that each holds containers of clear liquid, a powerful battery-operated vaporizer and a fan to blow the resulting vapor through vents. The cases are rigged to operate as automatic dispensers. But dispensers of what...

Author: /time Magazine | Title: THE PRICE OF FANATICISM | 4/3/1995 | See Source »

Jackie Robinson was the athlete who broke American professional sports' color barrier, and his dignity crystallized the injustice of segregation. Curt Flood's 1969 challenge of the reserve clause (under which the team reserves the sole right to negotiate with a player for the following year(s)), although ultimately unsuccessful, was a revolutionary step in the direction of player freedom...

Author: By Mayer Bick, | Title: Mickey and the Duke | 3/21/1995 | See Source »

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