Monsanto - one of the biggest biotechnology firms who have been under the spotlight in recent months.

AgrEvo - read our debate between biotechnology company AgrEvo and environmental campaigners Greenpeace.

New Scientist - Living in a GM world - New Scientist magazine reviews the issues.

National Centre for Biotechnology Education - at the University of Reading, UK.

Rowett Research Institute - the research institute which was home to Dr Arpad Pusztai, the scientist whose findings in rats fed on GM potatoes raised such a political storm.

Future Foods? - A site that accompanies the UK Science Museum's touring exhibition on biotechnology.

The Sainsbury Laboratory - A site from the John Innes Centre (JIC) in Norwich, a leader in the field of plant research.

GM Issues -JIC site that looks at the main arguments in the GM debate.

Biotech Bytes Another JIC site with an in-depth look at the new plant technologies.

Food Biotechnology Communications Network

Friends of the Earth

Greenpeace

Campaign to ban genetically engineered foods

Food for our future

Soil Association - representing the organic food industry.

Ministry of Agriculture, Fisheries and Food (Maff)

Office of Science and technology - home of the Science Minister, Lord Sainsbury.

Maff rules on novel foods - from the Advisory Committee on Novel Foods and Processes

Biotechnology Information Center

Bio - Biotechnology Industry Organisation.

Nature - Genetics - For the very latest research.