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Practical Genetic Testing

Capsid

Graduate Poster
Joined
Apr 21, 2004
Messages
1,845
My current job takes me to San Diego and I often peruse a local publication called The Light Connection. It "provides a guide for improving health, the environment, relationships and human potential". April's issue has an article about SNP (single nucleotide polymorphism) analysis that can identify a genetic predisposition but "ONLY when influenced by external factors such as diet and environmental toxicity".

I thought this technology was still in its infancy. Have any SNPs been described that are associated with diet and the environment?

The SNPs tested are within genes encoding for "enzymes involved in detoxification such as glutathione's enzyme system and cytochrome p450's enzyme system".

No other genes are listed but Familial Association testing for heart disease, osteoporosis and inflammatory disorders can be carried out. Are SNPs known for these?

And then Predictive Genome testing is offered which can tell you if you are less likely to respond to a particular drug or nutrient and are more susceptible to environmental toxins.

The article links to this site.

This all sounds possible but I am not sure there is enough information yet to be able to make such diagnoses. So is this just a scam? The patient will probably be told they have a SNP and advised to buy the appropriate dietary supplement.

The publication has some other great woo woo stuff too.
 
I think you pretty much answered your own questions. SNP analysis may be the wave of the future, but anyone making strong claims about real world applications given the current level of understanding is getting rather ahead of the science. SNP databases tend to be proprietary, which might make it a bit difficult to test specific claims. If I were going to start up my own health-based woo-woo circus, this is just the sort of thing I'd look for.
 
Conversations about the Scottish National Party...?

Oops, sorry, wrong thread (crawls into corner....)

Rolfe.
 

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