Making Stem Cells from Blood Cells
"Blood drawn with a simple needle stick can be coaxed into producing stem cells that may have the ability to form any type of tissue in the body." This according to three new studies.
"Blood drawn with a simple needle stick can be coaxed into producing stem cells that may have the ability to form any type of tissue in the body." This according to three new studies. Because the current methods of extracting stem cells are so laborious, this new method could become very significant. Wired Science says that, "Because taking blood is safe, fast and efficient compared to current stem cell harvesting methods, some of which include biopsies and pretreatments with drugs, researchers hope that blood-derived stem cells could one day be used to study and treat diseases."
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The history of the Geneva Conventions tells us how the international community draws the line on brutality.
- Henry Dunant's work led to the Red Cross and conventions on treating prisoners humanely.
- Four Geneva Conventions defined the rules for prisoners of war, torture, naval and medical personnel and more.
- Amendments to the agreements reflect the modern world but have not been ratified by all countries.
Meanwhile, Spaniards are the least likely to say their culture is superior to others.
- Survey by Pew Research Center shows great variation in chauvinism across Europe.
- Eight most chauvinist countries are in the east, and include Russia.
- British much more likely than French (and slightly more likely than Germans) to say their culture is "superior" to others.
"Companies can't continue to pretend that the 'break then fix' approach works."
- The coalition argues that government agencies might abuse facial recognition technology.
- Google and Microsoft have expressed concern about the potential problems of facial recognition technology.
- Meanwhile, Amazon has been actively marketing the technology to law enforcement agencies in the U.S.
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