Crop Biotech Update


A weekly summary of world developments in agri-biotech for developing countries, produced by the Global Knowledge Center on Crop Biotechnology, International Service for the Acquisition of Agri-biotech Applications SEAsiaCenter (ISAAA), and AgBiotechNet 
May 15, 2001

In This Issue:

 Cropgen Says GM-Free Unrealistic
 Seoul To Issue Guidelines for GMOs
 Surveys Show Increasing Acceptance of GM Foods
 US Study: Reexamine Pest Resistance Management Models
 FAO Releases Publications on Food Ethics
 US Food Industry Wants Tests for Biotech Crops
 Monsanto to Donate Genetic Marker for Soybean
 

Cropgen Says GM-Free Unrealistic

CropGen, a group of UK academics who comment on GM issues, have responded to the Opinion of the EU Scientific Committee on Plants. The Opinion stated that that the presence of unauthorized genetically modified (GM) material in seeds is inevitable and that the EU may have to revise its threshold for the compulsory labeling of food unintentionally containing such material. In the Committee's view, a zero level of unauthorized GM seed is unobtainable in practice. With the scientific knowledge currently available, the thresholds of 0.3% for cross-pollinated crops and 0.5% for self-pollinated...crops (being considered by the Commission)... will only be achieved under ideal seed production conditions. Achieving the 0.3% and 0.5% thresholds, they said, will become increasingly difficult as GM crop production increases in Europe.

The UK academics likewise note that a food that is safe to eat is safe as long as it is handled properly; how it is grown (organic, conventional or GM) appears to make no difference. GM foods are regarded as the safest, being the only ones to have been extensively tested in the laboratory before being licensed for sale.

CropGen likewise notes that environmental threat is not much to worry about. A group at Imperial College in London recently published a ten-year study which proved that GM versions of sugar beet, oilseed rape, potatoes and corn do not survive untended in Britain. Leave them alone and they disappear; they don't turn into "superweeds". So the demand for "non-GM" products is not based on real problems but partly at least on people being bombarded with false and disquieting information, it argues. ¨

 

Surveys Show Increasing Acceptance of GM Foods

A report by Biotechnology Australia reveals that public acceptance of genetically modified foods is growing worldwide. This finding was based on several recent surveys conducted in Australia and overseas.

The publications's spokeman, Craig Cormick, said in a food conference at Lorne, Victoria, that consumers were more worried by pesticide, packaging or tampering than by genetic engineering. An Australian survey conducted by Quantum Market Research showed consumers' greatest worry was food poisoning (72 %), pesticide use (68%), human tampering during manufacturing (65%), followed by GM food (58%).

In the US a food buying survey noted that consumers biggest worries were packaging (27%), food handling (23 %), contamination or disease (16%), and pesticides (10%). Only 2% were worried about GM food. British consumers, on the other hand, enumerated the following worries: food poisoning (63%), "mad cow disease"(61 %), growth hormones or growth promoters (47%), and pesticides (46%). GM foods was identified by 43%.

Cormick added that the number of US consumers who were prepared to eat GM food had risen from 46% in 1999 to 48% in 2001. For the same period, in New Zealand, figures rose from 28% to 35%.

¨

FAO Releases Publications on Food Ethics

The Food and Agriculture Organization (FAO) have come out recently with two publications, the first in a new series dedicated to ethics in food and agriculture- and a report by an independent panel of eminent experts on the major issues and challenges facing humanity today.

The first publication, entitled "Ethical issues in food and agriculture," introduces ethical questions as they relate to FAO's mandate and describes a vision for building an ethical and equitable food and agriculture framework.

The second publication, entitled "Genetically modified organisms (GMOs), consumers, food safety and the environment", shares the current knowledge of genetically engineered products in relation to consumers, including the safety of their food and protection of their health, and environmental conservation.

Likewise discussed are the claims and counterclaims being made in the GMO debate from an ethical perspective. It considers issues related to the ownership of the necessary tools to produce GMOs, the potential consequences of their use and the undesirable effects that their application could have. The publication advocates interaction and involvement of all stakeholders in the decision-making process regarding GMOs.

FAO also established an independent Panel of Eminent Experts on Ethics in Food and Agriculture to advise the organization and raise public awareness of ethical considerations associated with such vital issues as food security and sustainable management of the earth's limited resources. In the report, the Panel says "FAO should support developing countries in increasing research and development related to socially useful and environment-friendly biotechnologies, including the development of certain GMOs.¨

 

Monsanto To Donate Genetic Marker for Soybean

Monsanto Company will donate a single Simple Sequence Repeat (SSR) genetic marker to the United Soybean Board's Technology Utilization Center. Robb Fraley, Chief Technology Officer for Monsanto said that the marker will quickly accelerate efforts by the Better Bean Initiative for a high value soybean. Plant breeders will be able to more accurately and more efficiently select for the low saturate trait. Specifically, the marker identifies the low palmitic acid within the soybean genome. It will accelerate the development of a high yielding soybean variety that produces soybeans significantly lower in saturated fat. The development of this variety will allow an already healthy product, soybean oil, to become even healthier because it reduced the level of fat.

The United Soybean Board is working with public and private sector industry partners from the food, feed and seed industries to leverage resources and determine the most efficient way to bring these new soybean products to market. ¨

 

Seoul To Issue Guidelines for GMOs

The Korean Ministry of Agriculture and Forestry announced that guidelines to protect the agricultural sector from generically modified organisms will take effect this July. Under the guidelines, bio-engineered agricultural products, whether domestic or imported, can receive safety clearance from the said ministry before being distributed locally.

A special inspection committee will be set up at a designated examination center. This committee will be composed of 15 members from the agriculture, plant pathology, molecular biology and ecology fields. Examination results will be up for public review for 20 days. A ministry official said that "the guidelines are strictly voluntary. So GMO importers do not need to go through the process. But we believe that many will request safety approval from the ministry as consumers require some safety assurances." ¨

 

US Study: Reexamine Pest Resistance Management Models

A team of scientists led by Bruce Tabashnik at the University of Arizona suggests that assumptions of resistance management models have to be reexamined. They note that most strategies for delaying pest resistance are based on theoretical models which assume that the genes conferring resistance are rare.

The team's research published in the Proceedings of the National Academy of Science discussed their work with pink bollworm larvae (Pectinophora gossypiella) which they collected from cotton fields in Arizona from 1997 to 1999. They found that the frequency of the resistance allele in the pink bollworm was not rare, but surprisingly high in 1997. However, the frequency of resistance did not increase from 1997 to 1999 and the Bacillus thuringiensis (Bt) cotton remained extremely effective against the pink bollworm throughout the examination period.

Results of the experiments showed that resistant pink bollworm larvae capable of surviving on Bt cotton were not rare in some Arizona cotton fields in 1997. Bt cotton remained effective against lepidopteran pests, contrary to models that predicted an increase in resistance allele frequency. Suggested factors that could contribute to the delay of resistant pink bollworm evolution in the field are the existence of refuges, a reduced rate of development of larvae in Bt cotton fields, and fitness costs associated with resistance.

If properly integrated into production systems, biotechnology applications in agriculture can offer more sustainable and ecologically friendly tools for increasing productivity. ¨

 

US Food Industry Wants Tests for Biotech Crops

The controversy about the GM corn, Starlink, has caused too many problems for the food industry, says Grocery Manufacturers of America. "The U.S. government shouldn't approve any more genetically modified crops unless there is a way to test for them. We've learned a lot of lessons, that's the bottom line,'' said Lisa Katic, director of scientific and nutrition policy for the Grocery Manufacturers of America.

Associated Press reported that biotech soy and corn are found in foods throughout U.S. supermarkets because biotech and conventional crops are routinely mixed together.

Many overseas buyers will not accept foods made from biotech crops, and some countries require such foods to be labeled, making it imperative for manufacturers to be able to tell whether ingredients include gene-altered crops, Katic said.

The FDA may tighten its approval process for biotech crops in response to consumer and food industry concerns. A mandatory review process for new biotech products-which includes the posting of scientific data on the Internet-has been proposed.¨

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