Health Newsfeed – Johns Hopkins Medicine Podcasts
Episodes
January 12, 2025 • 1 min
Free DNA in the blood portends increasing frailty and possibly an increased risk to develop Alzheimer’s disease, two long term studies of older adults by Peter Abadir, a geriatrics expert at Johns Hopkins, and colleagues have shown. Abadir says as we …
How might AI improve interpretation of free DNA levels in the blood? Elizabeth Tracey reports Rea...
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DNA fragments found circulating in an older person’s blood are associated with frailty and Alzheimer’s disease, studies by Peter Abadir, a geriatrics expert at Johns Hopkins, and colleagues have shown. These long term studies of several hundred older adults also …
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Increased cell death, increased levels of DNA in the blood, increased inflammation, and increased risk for Alzheimer’s disease. That appears to be one scenario to explain findings by Johns Hopkins geriatrics expert Peter Abadir on the relationship between circulating cell …
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January 12, 2025 • 1 min
Cell death in your body happens all the time, every day, and when it does DNA is released into your blood. It may be your genetic DNA or it may be from your mitochondria, and it is giving clues to …
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January 12, 2025 • 1 min
Walking speed is a commonly used measure for health, as it’s easy to do and doesn’t cost much. Now a study by Peter Abadir, a Johns Hopkins geriatrics expert, links walking speed to cell death, as measured by release of …
Is walking speed linked to cell death? Elizabeth Tracey reports Read More »
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January 12, 2025 • 1 min
DNA fragments found in your blood, so called circulating cell free DNA, come from your cells as they die. Both genetic material and DNA from your energy plants, known as mitochondria, can be found, and both are implicated in increased …
How does circulating DNA contribute to accelerated aging? Elizabeth Tracey reports Read More »
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January 12, 2025 • 1 min
Circulating cell free DNA fragments are found in your bloodstream when cells die and release what’s inside. Some of that DNA is your genetic material and some comes from mitochondria, the power plants of your cells. Johns Hopkins geriatrics expert …
Are circulating DNA and inflammation related? Elizabeth Tracey reports Read More »
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January 12, 2025 • 1 min
You may have heard the term ‘liquid biopsy.’ Most often referring to cancer detection, such technology aims to find materials circulating in the blood that give clues to a tumor’s presence. Now such a strategy is being used to look …
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January 12, 2025 • 1 min
Some cancer tests and prenatal assessments already use DNA found circulating in someone’s blood to look for certain cancers or assure the health of a fetus. Now Peter Abadir, a geriatrics expert at Johns Hopkins, and colleagues are using such …
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You have quite a lot of the genetic material DNA circulating in your bloodstream. Peter Abadir, a geriatrics expert at Johns Hopkins, is looking at DNA from two different sources to provide information on aging. Abadir: The genomic DNA is …
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February 7, 2022 • 1 min
People who are newly diagnosed with melanoma that has already spread throughout their bodies or can’t be removed surgically have a new treatment option, a recent study finds. The treatment uses two so-called ‘immune checkpoint inhibitors’ explains William Nelson, director of the Kimmel Cancer Center at Johns Hopkins. Nelson: The combination of relatlimab and nivolumab […]
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Are Covid-19 vaccines still effective in people who’ve undergone treatment for so-called solid organ cancers, such as breast or prostate? The answer seems to be yes, based on a recent study looking at antibody levels to the virus’s spike protein after vaccination in those so treated. William Nelson, director of the Kimmel Cancer Center at […]
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The combination of a drug called abiraterone with others routinely used in prostate cancer helps men with one stage of the disease remain disease free longer, two new studies find. William Nelson, director of the Kimmel Cancer Center at Johns Hopkins, explains. Nelson: What they found was that both the abiraterone containing arms in each […]
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Simply analyzing a blood test to screen for cancer is becoming closer to reality as many more assays come online, with a new one improving lung cancer detection by about 9% when used with CT scanning. William Nelson, director of the Kimmel Cancer Center at Johns Hopkins, says their underlying strategy is simple. Nelson: Many […]
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February 7, 2022 • 1 min
CT scanning is used to screen for many lung cancers, with a new study finding that adding a simple blood test to the scan helps both find lung cancers and reduce the number of tests needing follow up. William Nelson, director of the Kimmel Cancer Center at Johns Hopkins, describes the findings. Nelson: What they […]
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