Word: pathways
(lookup in dictionary)
(lookup stats)
Dates: during 1990-1990
Sort By: most recent first
(reverse)
Still, SRY is just one element in the mystery of maleness. "Sex determination involves a whole pathway of genes," observes MRC researcher Robin Lovell-Badge. "Now we have an entry point...
...little did they know how much truth there was in the metaphor. Last week astonished U.S. Customs agents unearthed an elaborate tunnel that began in the Mexican town of Agua Prieta and emerged 200 ft. away in Douglas, Ariz. Five ft. high and 4 ft. wide, the subterranean pathway had electric lighting, water pumps and storage compartments for drug caches. "It was just an exceptionally professionally engineered tunnel," said a Customs official. Agents first began to suspect the tunnel's existence last February, when a drug shipment they were tracking seemed to mysteriously disappear. Two weeks ago, they seized...
...theories about how the disease spread. The first suspect is a traditional medical practice in Rumania of injecting minute quantities of adult blood into young babies who look thin or anemic. Part of this blood supply, some of which is imported, could have been contaminated. The other likely pathway for infection is the reuse of dirty needles. As in most East European countries, disposable syringes are in short supply, and hospital staff members are often poorly trained in sterilizing techniques...