[extropy-chat] SCI: Bio and nano progress
Extropian Agroforestry Ventures Inc.
megao at sasktel.net
Sat Mar 13 22:36:58 UTC 2004
I find particularly interesting the broad range of buckyball structures
They may become useful for both electonics as well as drugs or later as
complex bioactive molecules perhaps.
---active core/buckyball membrane/multifunctional simple to complex
"Pharmer Mo from LA North, Eh"
> Science Daily has a number of interesting articles today.
> 1. Scientists have found that the regulatory region of the gene HNF4A
> which regulates a number of other genes particularly in the liver
> and pancreas contains a number of variants in various populations
> that may predispose one to type 2 diabetes. (So now we are
> getting close to being able to test for predispositions for a
> major source of premature death). Previously gene variants
> were known that caused small numbers of cases of diabetes but
> this may be one of the first major players.
> 2. Scientists have identified a second gene involved in regulating
> when wheat flowers. These genes VRN1 and VRN2 are what make wheat
> so adaptable to various climates (allowing both summer and winter
> wheat). They have manipulated VRN2 to allow transgenic winter wheat
> to flower more th an a month earlier than it normally would. This
> may have interesting impacts if global warming does develop in a
> serious way and our ability to predict long term climate trends
> continues to improve (e.g. farmers can plant wheat strains targeted
> towards specific annual climate predictions).
> 3. And last but not least a group at Berkeley is using STMs
> to stick single potassium atoms onto buckyballs. Molecular
> nanoelectronics is getting a little bit closer and Smalley's
> room (in which is sits saying "but, but, but...") is getting a
> little bit smaller.
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