Widening the window: Strategies to buy time in treating ischemic stroke
Article Abstract:
Scientists have discovered ways, which could extend tissue plasminogen activator's (tPA) window of time and found alternatives that might be both effective and safe for more hours, at least for some patients. The Food and Drug Administration approved tPA in the year 1996, as the first and the only drug for treating ischemic strokes that starve neurons of oxygen.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2005
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Simulating ancient societies
Article Abstract:
Computer modeling is found to be of tremendous help to arrange the archaeological mysteries of the American Southwest. One of the great benefits of computer simulation is that it allows researchers to conduct experiments, a luxury that is impossible in an historical science such as archaeology.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2005
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Transfer troubles
Article Abstract:
Therapeutic cloning or nuclear transfer faces many technical and logistical problems, as well as ethical and political dilemmas. Researchers have found that embryonic stem cells make the best donors, but are the hardest to acquire.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2004
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