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The Facts

What is GE?
GE in your food
GE in South Africa
Product labels
Patented products
 
The Issues

Do we need it?
World hunger
Animal welfare
Environmental impact
Ethics
 
Endorsement

Endorse the freeze

SAY NO TO GMO POTATOES IN SOUTH AFRICA

GO HERE TO SIGN THE PETITION

(Also see http://www.biosafetyafrica.net/objections_potato.htm)

Soil Association (UK) briefing on GM potatoes:
 
Info on the GM Potato in the UK: We are awaiting the information on the SA Potato, but this will give you some idea.
 
1.      Commercial experience of GM potatoes
In the US, attempts at selling GM potatoes failed after being rejected by major food companies, including McDonald's, Burger King, McCain's and Pringles[2].  There are no GM potatoes sold in the US now.  On the radio programme, Farming Today, on 24 August 2005, Andrew Opie of the British Retail Consortium, representing supermarkets, said, “We won’t be stocking GM potatoes for the conceivable future ... The fact is people remain suspicious of GM”.
 
5.   Health problems with GM potatoes
There is a major concern that GM potatoes pose a risk to human health.  There are many serious concerns about GMOs in general, most of which would apply to GM potatoes.  However, there is a particular concern with GM potatoes as for several years there has been evidence indicating that they could cause hemorrhages. 
 
Feeding trials by two scientific teams found that GM potatoes cause lesions in the gut wall of rats and mice[3].  Both studies were published in scientific journals.  One was a controlled UK Government funded study, peer reviewed and published in the Lancet, the most respectable medical journal, in October 1999 (Ewen and Pusztai, 1999).  The editor said the paper “deserved further scientific attention.” 
 
The biotechnology industry reacted very aggressively and tried to mobilise the scientific community to undermine the credibility of the work.  However, no further work has been undertaken since which could in any way suggest that the finding was wrong.  Moreover, the credibility of the findings is supported by the fact that similar effects have been found with GM tomatoes in two US feeding trials, which found that GM tomatoes cause lesions in the gut wall of rats.[4] 
 
 GA, 24.8.2006, GMbriefing23
 
[1] Consultation on proposals for managing the co-existence of GM, conventional and organic crops”, July 2006
[2] "GE crops - increasingly isolated awareness and rejection grow", Greenpeace International, briefing, March 2002
[3] Ewen and Pusztai, “Effects of diets containing genetically modified potatoes expressing Galanthus nivalis lectin on rat small intestine”, The Lancet, 354, 1353-1354, 1999; A. Pusztai, “Can science give us the tools for recognizing possible health risks of GM food?” Nutr. Health, 16, 73-84; Fares, N.H. and El-Sayed, A.K., “Fine structural changes in the ileum of mice fed on endotoxin-treated potatoes and transgenic potatoes.”  Natural Toxins, 6, 219-233, 1998.
[4] Unpublished studies carried out for Calgene and at the request of the FDA respectively, in early 1990s, in reviewed “Food safety – contaminants and toxins”, CABI Publishing, 2003

 


 

 
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