Geneflow between crops and their wild relatives

How likely is geneflow from GM crops to their wild relatives in centres of origin and diversity? Meike Andersson, Carmen de Vicente, Diego F. Alvarez, Andy Jarvis, Glenn Hyman, Ehsan Dulloo Biosafety in LAC, 9 Nov 2009 CIAT, Cali, Colombia

Overview ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Background ,[object Object],[object Object],[object Object],[object Object],[object Object]

Gene Flow Assessment of Genetically Engineered Crops ,[object Object],[object Object],[object Object],Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) GmbH

Purpose Assist well-informed decision-making on the likelihood of gene flow resulting from release of genetically modified (GM) crops in their centres of origin and/or diversity

Objectives ,[object Object],[object Object],[object Object],[object Object]

Study crops ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Criteria for selection

Methodology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],HOW? WHICH ? WHERE? SO WHAT?

Database of gene flow bibliography ,[object Object],[object Object],[object Object],[object Object]

List of gene flow crop experts ,[object Object],[object Object]

Tool to visualize likelihood of gene flow and introgression ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

CASE STUDY Barley ( Hordeum vulgare ssp. vulgare )

Barley ( H. vulgare ssp. vulgare ) ,[object Object],[object Object],[object Object],Biological information Pollen Flow GM technology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Barley ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Wild relatives Hybridization potential ,[object Object],[object Object],[object Object]

Likelihood of gene flow and introgression in Barley

Barley: Management recommendations ,[object Object],[object Object],[object Object],[object Object],[object Object]

Barley ,[object Object],[object Object],[object Object],[object Object],[object Object],Research gaps

www.bioversityinternational.org Conservation & Use

How to model CWR distributions? ,[object Object],Probability distribution for each variable Multivariable Probabilistic Model Potential probabilistic distribution Evidence of presence Environmen-tal variables

Tool to visualize crop and CWR distribution

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Take Home Message!

Thanks to: Carmen de Vicente (GCP) Diego F. Alvarez (Univalle) Andy Jarvis (CIAT) Glenn Hyman (CIAT) Stan Wood (IFPRI) Ehsan Dulloo (Bioversity) >50 crop experts (all over the world)

Geneflow between crops and their wild relatives

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