The hole story; fine-pore membranes remove viruses from biological drugs
Article Abstract:
Several US firms are developing membrane-based products that eliminate viral contamination of therapeutic agents derived from tissues or grown in mammalian cells. The products use membranes with extremely small, uniform holes that retain contaminants but allow therapeutic agents to flow through.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1992
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Machine vision
Article Abstract:
Morphing technique allows two images to dissolve and come together as one. The computer graphics method is used in film and video projects. The process is considered an advancement in artistic expression.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1992
User Contributions:
Comment about this article or add new information about this topic:
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