For example, she says, «most people will benefit from eating a Mediterranean diet,» and it's tough to tell if the eating plan benefits
those with a certain genetic marker more than than those without the marker.
Not exact matches
Linkage studies use
genetic markers, which act like signposts, pointing researchers to the general area on the chromosome where genes associated
with certain traits likely reside.
One project that AquaGen started up in 2005 was a collaboration
with the Centre for Integrative Genetics (CIGENE), at the Norwegian University of Life Sciences, and the Norwegian Institute of Food, Fisheries and Aquaculture Research (Nofima) to make a precise map of the
genetic markers that make
certain salmon individuals resistant to the IPN (infectious pancreatic necrosis) virus.
Molecular
markers — pieces of DNA that «mark» a specific gene — allow researchers to comb the
genetic blueprint of a plant, match the sequence
with a
certain trait using computer programs, and develop seeds.
«We have a huge set of cannabis genomic data that will, hopefully, allow us to ID
genetic markers associated
with chemical results and
certain patient outcomes,» Holmes says.