[ RadSafe ] Meat and two neutrons -- the key to a longer life...
Earley, Jack N
Jack_N_Earley at RL.gov
Thu Apr 12 16:37:07 CDT 2007
Wouldn't it be easier to eat fewer calories and take a DHEA supplement.
. . ?
Jack Earley
Health Physicist
509.372.9532
-----Original Message-----
From: radsafe-bounces at radlab.nl [mailto:radsafe-bounces at radlab.nl] On
Behalf Of John Jacobus
Sent: Thursday, April 12, 2007 1:01 PM
To: radsafe at radlab.nl
Subject: Re: [ RadSafe ] Meat and two neutrons -- the key to a longer
life...
General comment: nematode worms are not humans.
Studies conducted in animals do not always reflect the response in
humans. Only about 10% of studies in biomedical research translate to
the same effect in humans.
--- ROY HERREN <royherren2005 at yahoo.com> wrote:
>
> Public release date: 25-Mar-2007
>
> Contact: SCI Press Office
> press at soci.org
> 44-079-313-15077
> Society of Chemical Industry
>
> Meat and two neutrons -- the key to a longer life Long-life isotopes
> of a different variety Indulging in an isotope-enhanced steak or
> chicken fillet every now and again could add as much as 10 years to
> your life. Scientists have shown for the first time that food enriched
> with natural isotopes builds bodily components that are more resistant
> to the processes of ageing. The concept has been demonstrated in worms
> and researchers hope that the same concept can help extend human life
> and reduce the risk of cancer and other diseases of ageing, reports
> Marina Murphy in Chemistry & Industry, the magazine of the SCI.
> A team led by Mikhail Shchepinov, formerly of Oxford University, fed
> nematode worms nutrients reinforced with natural isotopes (naturally
> occurring atomic variations of elements). In initial experiments,
> worms' life spans were extended by 10%, which, with humans expected to
> routinely coast close to the centenary, could add a further 10 years
> to human life.
> Food enhanced with isotopes is thought to produce bodily
> constituents and DNA more resistant to detrimental processes, like
> free radical attack. The isotopes replace atoms in susceptible bonds
> making these bonds stronger. 'Because these bonds are so much more
> stable, it should be possible to slow down the process of oxidation
> and ageing,' Shchepinov says.
> The isotopes could be used in animal feed so that humans could get
> the "age-defying" isotopes indirectly in steaks or chicken fillets,
> for example, rather than eating chemically enhanced products
> themselves. Shchepinov says an occasional top-up would be sufficient
> to have a beneficial effect.
> Ageing experts are impressed with the isotopic approach. Aubrey de
> Grey, the Cambridge-based gerontologist, says it could be very
> relevant to the rates of several chemical and enzymatic processes
> relevant to ageing 'It is a highly novel idea,' he says. 'But it
> remains to be seen whether it can be the source of practicable
> therapies, but it is a prospect that certainly cannot be ruled out.'
> Charles Cantor, a professor of biomechanical engineering at Boston
> University, said: 'Preliminary data indicates that this approach can
> potentially increase lifespan without adverse side effects. If this is
> borne out by further experiments the implications are profound.'
> Isotopes could also be used in pet food or as a means to protect
> workers or soldiers from radiation.
> Deuterium, a natural isotope of hydrogen (with 2 protons rather than
> one) could be used routinely.
> Previous successes in extending lifespan have involved withdrawing
> food to the point of near starvation, a process called caloric
> restriction.
> ###
> Please acknowledge Chemistry & Industry as the source of these
> items. If publishing online, please include a hyperlink to
> http://www.chemind.org Please note Chemistry & Industry uses '&' in
> its title, please do not correct to 'and'.
> Chemistry & Industry magazine from SCI delivers news and comment
> from the interface between science and business. As well as covering
> industry and science, it focuses on developments that will be of
> significant commercial interest in five- to ten-years time. Published
> twice-monthly and free to SCI Members, it also carries authoritative
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> Industry for its independent insight.
> SCI is a unique international forum where science meets business on
> independent, impartial ground.
> Anyone can join, and the Society offers a chance to share information
> between sectors as diverse as food and agriculture, pharmaceuticals,
> biotechnology, environmental science and safety. As well as publishing
> new research and running events, SCI has a growing database of member
> specialists who can give background information on a wide range of
> scientific issues. Originally established in 1881,
> SCI is a registered charity with members in over 70 countries.
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>
> ---------------------------------
>
>
>
>
> Roy Herren
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-- John
John Jacobus, MS
Certified Health Physicist
e-mail: crispy_bird at yahoo.com
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