Dr. Robert Turesky
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Podcast Appearances
We have seen that they cause DNA damage. If you take a biopsy specimen from prostate patients and you treat the cell with some of these cooked meat agents, They damage the DNA in these cells in the test tube. So what we had developed many years ago is a way to measure some of these cancer-causing agents in our hair.
We have seen that they cause DNA damage. If you take a biopsy specimen from prostate patients and you treat the cell with some of these cooked meat agents, They damage the DNA in these cells in the test tube. So what we had developed many years ago is a way to measure some of these cancer-causing agents in our hair.
So when we eat foods, not only foods, but smoke, cigarettes, drink beverages, most of the chemicals get absorbed in our bodies and go through the entire body. circulatory system via the blood. And even some of these chemicals will reach the hair follicle. So one of the specific chemicals that we work on that is in cooked meats, it's a cancer-causing agent. We think it's a prostate carcinogen.
So when we eat foods, not only foods, but smoke, cigarettes, drink beverages, most of the chemicals get absorbed in our bodies and go through the entire body. circulatory system via the blood. And even some of these chemicals will reach the hair follicle. So one of the specific chemicals that we work on that is in cooked meats, it's a cancer-causing agent. We think it's a prostate carcinogen.
It actually gets entrapped in the hair follicle, a very small dose. And so as the hair staff grows out, you can snip your hair, or I can snip somebody's hair, and I can break that or digest that hair, and I can analyze and see whether someone has been exposed to this chemical in cooked meats that we think are the cause of aging. We've done this actually in individuals who are meat eaters.
It actually gets entrapped in the hair follicle, a very small dose. And so as the hair staff grows out, you can snip your hair, or I can snip somebody's hair, and I can break that or digest that hair, and I can analyze and see whether someone has been exposed to this chemical in cooked meats that we think are the cause of aging. We've done this actually in individuals who are meat eaters.
We've done it to analyze for people who are vegetarians. Vegetarians don't have this carcinogen. only people that eat meat. And we've seen, we've done controlled feeding studies and we've shown that the more that people eat well done cooked meats, the more this carcinogen they have in their hair.
We've done it to analyze for people who are vegetarians. Vegetarians don't have this carcinogen. only people that eat meat. And we've seen, we've done controlled feeding studies and we've shown that the more that people eat well done cooked meats, the more this carcinogen they have in their hair.
So what I had wanted to do, and this is where I had the opportunity to meet a network of clients, is we want to ask the question, very simple question, do African-American men who frequently eat well done cooked meats do they have more of this carcinogen in their hair than, say, do white men who also eat frequently eats?
So what I had wanted to do, and this is where I had the opportunity to meet a network of clients, is we want to ask the question, very simple question, do African-American men who frequently eat well done cooked meats do they have more of this carcinogen in their hair than, say, do white men who also eat frequently eats?
And so we established a study with Clarence last year where we have given some flyers to African-American men to explain the study, what we're trying to do. And so our goal right now, this past summer, we did the study, we recruited the men over the summer season, because that's essentially when most people frequently, at least in the North, are doing barbecuing. My wife is actually watching.
And so we established a study with Clarence last year where we have given some flyers to African-American men to explain the study, what we're trying to do. And so our goal right now, this past summer, we did the study, we recruited the men over the summer season, because that's essentially when most people frequently, at least in the North, are doing barbecuing. My wife is actually watching.
She won't let me use the barbecue in the middle of the winter. So we think the barbecue season, the summer season, is the most prevalent. So what we've done is we've recruited African-American men at the end of August, early September. We've also done the same with white men,
She won't let me use the barbecue in the middle of the winter. So we think the barbecue season, the summer season, is the most prevalent. So what we've done is we've recruited African-American men at the end of August, early September. We've also done the same with white men,
And we're currently analyzing the carcinogen in hair to see whether, in fact, African-American men have more of it in their hair than white men. If they do, that is a first line of exposure data showing that, well, showing that African-American men eat more well-done cooked meats containing this potential, manuscript potential, human prostate, carcinogen, then do whites.
And we're currently analyzing the carcinogen in hair to see whether, in fact, African-American men have more of it in their hair than white men. If they do, that is a first line of exposure data showing that, well, showing that African-American men eat more well-done cooked meats containing this potential, manuscript potential, human prostate, carcinogen, then do whites.
And perhaps that is contributing to the elevated risk. And again, I want to emphasize prostate cancer is multifactorial. Okay. It's not just one thing, but you know, this chemical, we know it damages DNA. We know it damages DNA, experimental laboratory animals. We know it damages DNA in human prostate cells in the test tube. And this is our first line of data. It's going that it may,
And perhaps that is contributing to the elevated risk. And again, I want to emphasize prostate cancer is multifactorial. Okay. It's not just one thing, but you know, this chemical, we know it damages DNA. We know it damages DNA, experimental laboratory animals. We know it damages DNA in human prostate cells in the test tube. And this is our first line of data. It's going that it may,
be more prevalent. This intake of the carcinogen may be more prevalent in African-Americans than whites. It may help to explain some of the increases in susceptibility to prostate cancer in African-American men. We've actually done a study here at the University of Minnesota. We published this about two years ago where we actually had a cohort
be more prevalent. This intake of the carcinogen may be more prevalent in African-Americans than whites. It may help to explain some of the increases in susceptibility to prostate cancer in African-American men. We've actually done a study here at the University of Minnesota. We published this about two years ago where we actually had a cohort