RE: Gene Mutations and Beneficial Effects

From: Party of Citizens (citizens@vcn.bc.ca)
Date: Fri May 30 2003 - 16:36:57 MDT

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    On Fri, 30 May 2003, Harvey Newstrom wrote:

    > Party of Citizens wrote,
    > > Speaking of genes, let me ask another pesky question. Can anyone tell me
    > > why we don't get TV news or Discovery reports on gene mutations with
    > > beneficial effects like:
    > >
    > > "News: MIT gene x mutation causes chickens to lay more eggs!"
    > >
    > > "News: Harvard gene y mutation causes race horses to run faster!"
    > >
    > > With Project Genome well underway the individual gene mutations could even
    > > be located on the chromosomes.
    >
    > Because they haven't actually found a mutation to make chickens lay more
    > eggs or make race horses run faster? :-)
    >
    > Seriously, we are still at the beginning of genetic manipulation. Plant
    > manipulation is farthest along, and even it has not made too many
    > spectacular breakthroughs. The golden rice (beta-carotene in rice) is
    > probably the best accomplishment I can think of, and it still is a
    > relatively low dose of beta-carotene.

    Is it even a gene-mutation effect? I was trying to differentiate between
    gene mutations and gene splicing in genetic engineering. The latter has a
    number of success stories going for it. I don't know of any for the
    former. Do you?
    POC

      I think GM crops have been made
    > resistant to insects and/or pesticides, but they still don't yield more or
    > faster than regular crops. This particular goal has not been achieved yet.
    > Until GM crops actually produce a better yield, the advantages are not quite
    > as obvious.
    >
    > --
    > Harvey Newstrom, CISSP, IAM, GSEC, IBMCP
    > <www.HarveyNewstrom.com> <www.Newstaff.com>
    >
    >



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