Re: Red tomato with lots of taste!!!!
- To:
- Subject: Re: Red tomato with lots of taste!!!!
- From: H* B*
- Date: Thu, 7 Sep 2000 18:49:43 +1000
Joel
it sound frightful
Hazel
----------
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> Subject: Red tomato with lots of taste!!!!
> Date: Wednesday, 6 September 2000 11:43
>
> Regarding the article, I wonder about the taste of a green
> tomato which turned red off the vine and was kept for a few
> years.
>
> regards
> Joel
>
> -----Original Message-----
> From: owner-ars-news@sun.ars-grin.gov
> [o*@sun.ars-grin.gov]On Behalf Of ARS
> News Service
> Sent: Tuesday, September 05, 2000 9:31 AM
> To: ARS News List
> Subject: Tomatoes With Staying Power
>
>
> STORY LEAD:
> Tomatoes With Staying Power
> ___________________________________________
>
> ARS News Service
> Agricultural Research Service, USDA
> Tara Weaver-Missick, (301) 504-1619, tmissick@ars.usda.gov
> September 5, 2000
> ___________________________________________
>
> Researchers with the Agricultural Research Service and
> Purdue University
> have found a way to slow down tomato ripening and improve
> tomatoes'
> nutritional quality.
>
> If the season is right, a brilliant-red tomato may be
> sitting on the table
> of ARS plant physiologist Autar K. Mattoo. Although it looks
> like it's just
> been just picked off the vine, it's probably one of his
> genetically enhanced
> tomatoes that's been sitting there for weeks.
>
> Mattoo and his collaborators developed a novel way of
> slowing down tomato
> ripening by introducing a yeast gene that controls this
> function in the
> fruit.
>
> Living cells, including those of plants, contain genes that
> control many
> functions. Some genes are "turned on" only at a certain
> developmental stage
> or in response to an environmental cue. At other times,
> these genes are
> "turned off." Scientists can use genetic engineering
> technology to modify
> these genes to turn them on or off at any particular time.
>
> The new transgenic tomatoes have a lycopene content 2.5
> times higher than
> non-transgenic tomatoes. Lycopene is a carotenoid that may
> aid in preventing
> early blindness in children, preventing cancer and enhancing
> cardiovascular
> health.
>
> Traditional breeding allows transfer of hundreds of genes in
> a relatively
> random manner--good or bad traits are sometimes haphazardly
> passed along to
> the new plant. With genetically enhanced plants, scientists
> know exactly
> what's going into the plant and how to monitor it.
>
> Before the new tomato can be made available as a food, it
> will undergo years
> of rigorous testing for health and environmental safety.
>
> More information on this research appears in the September
> issue of
> Agricultural Research magazine. The story is also on the
> World Wide Web:
>
> http://www.ars.usda.gov/is/AR/archive/sep00/tomato0900.htm
>
> The scientists developed the transgenic tomatoes as part of
> a nationwide
> effort in horticultural research at ARS, the chief
> scientific agency of the
> U.S. Department of Agriculture. For more information, visit
> the web page for
> ARS national programs in Crop Production, Product Value and
> Safety:
>
> http://www.nps.ars.usda.gov/programs/cppvs.htm
>
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