X-Message-Number: 8356
From:  ()
Newsgroups: sci.cryonics
Subject: Re: cool tech idea ?
Date: 1 Jul 97 02:03:56 GMT
Message-ID: <>
References: <>


In <> Randy Gillespie <> 
writes:

>To Whom,

>At the risk of rerunning prior work or whatever:

>Water at the supercooled point is below zero C but uncrystalized.  A
>simple shock wave can instigate sudden crystalization, or so I have
>read.  If so, then cooling the brain or body to this point (complicated
>by different solution compositions in different tissues, I assume) and
>then applying a suitable shock, like turning up the stereo REAL loud, or
>something like that, might be useful?

	Crystallization of the supercooled state is a disaster.
(Tissue will freeze intracellularly, which is fatal).  The thrust
of current organ preservation research is actually to supercool
all the way to deep sub-zero temperatures, thereby vitrifying
tissue without any damaging crystal formation.

 ***************************************************************************
 Brian Wowk          CryoCare Foundation               1-800-TOP-CARE
 President           Human Cryopreservation Services   
    http://www.cryocare.org/cryocare/
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