Re: Vitamin C Possible Cancer-Killing Promise


Peter Moran wrote:
> "JanD" <JanD@xxxxxxxxxxxxx> wrote in message
> news:0s8jf.610067$xm3.59875@xxxxxxxxxxxx
> > http://www.physorg.com/news6427.html
> >
> > High-dose intravenous vitamin C may be effective in treating cancer, newly
> > published research indicates.
> >
> > Vitamin C: possible cancer-killing promise
> >
> > Studies during the 1970s first suggested administration of high doses of
> > ascorbate might provide a clinical benefit for treating cancer, but later
> > studies using the same high doses found no benefit.
> >
> > However, researchers now say the original studies used intravenous and
> > oral ascorbate, while subsequent studies used only oral administration.
> > Recognizing those differences might account for the disparate clinical
> > outcomes, Mark Levine and colleagues at the National Institutes of Health
> > reexamined intravenous ascorbate therapy in cultured cancer cell lines.
> >
> > The researchers found ascorbate killed cancer cells at concentrations that
> > would only be achievable through intravenous infusion. Normal cells were
> > not affected by ascorbate at any concentration.
> >
> > Additionally, the scientists report ascorbate treatment led to the
> > formation of hydrogen peroxide, a chemical that can kill cells, suggesting
> > a potential mechanism for the therapy.
> >
> > The research appears in this week's online, early edition of the
> > Proceedings of the National Academy of Sciences.
>
> It is true that high dose intravenous vitamin C has never been put to a
> proper trial. The early studies of Cameron and Pauling showed very modest
> results at best. But they used lowish dosages, and often only for a few
> days before switching to oral Vitamin C, which almost certainly has no
> significant effect. They alsodid not have the benefit of modern diagnostic
> and staging technology so as to be sure as to what was going on with their
> patients...
>
> What to do? How about asking that the considerable number of alternative
> clinics and practitioners who use this kind of treatment perform a simple
> Phase 1/11 study of the method.in a few patients with measurable cancer, and
> let us all in on the results? Why don't these worthies ever contribute
> something towards scientific knowledge? Or are the results so poor as to
> not make that a very sensible idea foir them?
>
> Peter Moran
> www.cancerwatcher.com

Thanks, Peter; I've never been there before, but found your
cancerwatcher site enormously interesting, and balanced.

Cathy

.

Relevant Pages

  • Vitamin C Seen as Cancer-Fighter
    ... IV Vitamin C Seen as Cancer-Fighter ... BETHESDA, Md., Sept. 14-Vitamin C (ascorbate) delivered to the ... ascorbate, 20 mM of the substance killed five of 10 cancer cell lines, ... while leaving four normal cell lines intact, reported Mark Levine, ...
    (sci.med.nutrition)
  • Re: Vitamin C Possible Cancer-Killing Promise
    ... >> High-dose intravenous vitamin C may be effective in treating cancer, ... >> ascorbate might provide a clinical benefit for treating cancer, ... >> oral ascorbate, while subsequent studies used only oral administration. ... >> The researchers found ascorbate killed cancer cells at concentrations ...
    (misc.health.alternative)
  • Re: Massive doses of C
    ... produce their own Vitamin C can still get cancer. ... > later studies using the same high doses found no benefit. ... > ascorbate, while subsequent studies used only oral administration. ...
    (alt.med.fibromyalgia)
  • Re: Vitamin C Possible Cancer-Killing Promise
    ... Studies during the 1970s first suggested administration of high doses of ascorbate might provide a clinical benefit for treating cancer, but later studies using the same high doses found no benefit. ... But they used lowish dosages, and often only for a few days before switching to oral Vitamin C, which almost certainly has no significant effect. ...
    (misc.health.alternative)
  • Re: Vitamin C Possible Cancer-Killing Promise
    ... > High-dose intravenous vitamin C may be effective in treating cancer, ... > oral ascorbate, while subsequent studies used only oral administration. ... > reexamined intravenous ascorbate therapy in cultured cancer cell lines. ...
    (misc.health.alternative)
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