AW: [ RadSafe ] Meat and two neutrons -- the key to a longer life...
franz.schoenhofer at chello.at
Thu Apr 12 16:55:02 CDT 2007
Additional comment: at the link given to the journal of "Chemistry and
Industry" I did not find the article about nematodes....
Franz Schoenhofer, PhD
Von: radsafe-bounces at radlab.nl [mailto:radsafe-bounces at radlab.nl] Im Auftrag
von John Jacobus
Gesendet: Donnerstag, 12. April 2007 22:01
An: radsafe at radlab.nl
Betreff: Re: [ RadSafe ] Meat and two neutrons -- the key to a longer
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
--- ROY HERREN <royherren2005 at yahoo.com> wrote:
> Public release date: 25-Mar-2007
> Contact: SCI Press Office
> press at soci.org
> 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
> 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
> 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 features
> and reviews. Opinion-formers worldwide respect
> Chemistry & 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
> Roy Herren
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John Jacobus, MS
Certified Health Physicist
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