Category: Biology of Aging
Fasting and NSAIDs May Work the Same Way
January 25, 2024
In a new paper in Cell Reports, researchers have named a little-known lipid as a core reason why inflammation decreases with fasting and may also shed light on how non-steroidal
Different Risks for Men and Women’s Cardiovascular Health
January 24, 2024
In a recent paper published in Nutrients, the authors investigated longitudinal data regarding dietary and lifestyle factors that impact cardiovascular risk in males and females [1]. Cardiovascular disease risk factors
A Better Environment May Ameliorate Early Aging
January 21, 2024
Publishing in Aging, researchers have reversed the early aging of prenatally harmed young mice by exposing them to a more enriched environment. Young organisms born old Newborn rodents from sleep-deprived
Google’s Chatbot Does Medical Interviews Better than Humans
January 19, 2024
Scientists at Google have created an AI chatbot for conducting medical interviews. It matched or surpassed human primary care practitioners on most criteria, including accuracy, politeness, and empathy [1]. AI,
A Marker of Insulin Resistance Predicts Kidney Disease
January 18, 2024
A recent study published in GeroScience has investigated whether or not a common index of metabolic syndrome can be applied to chronic kidney disease (CKD). A common metric of diabetes
Enhanced CAR T Cells Eradicate Multiple Cancers
January 17, 2024
Scientists have created improved CAR T cells that also express the cytokine IL-10. The new cells proved highly effective in mice and in a pilot human trial [1]. The promise
How Parkinson’s Disease Perpetuates Itself
January 15, 2024
A new paper elaborates on how and why microglia fail to clean up the α-synuclein protein of Parkinson’s disease, gradually making the disease worse. The aggregation of Parkinson’s Parkinson’s disease,
Improved Brain-Fat Communication Extends Lifespan in Mice
January 12, 2024
A new study suggests that the dysregulation of the crosstalk between hypothalamus and white adipose tissue affects aging. Rescuing this “communication channel” led to significant lifespan extension [1]. It’s all
An Exercise-Related Protein May Protect the Heart
January 11, 2024
Researchers publishing in Aging have pinpointed a protein that increases after exercise and is associated with a reduced risk of coronary artery disease. The deadliest disease has inflammatory roots Coronary
Stress in Pregnancy Linked to Shorter Infant Telomeres
January 10, 2024
A new study published in BMC Psychiatry reviewed literature that links perceived stress during pregnancy with newborns’ telomere length [1]. Lifelong impact of telomere length Telomeres are protective caps at
David Sinclair on Human Trials of Anti-Aging Compounds
January 9, 2024
A new review authored by three acclaimed geroscientists paints a promising picture of past and ongoing human clinical trials of prospective anti-aging drugs [1]. From worms and mice to humans
Treating Arthritis with Rapamycin-Releasing Nanoparticles
January 8, 2024
Researchers have described how specialized nanoparticles, which deliver rapamycin and the antioxidant astaxanthin, restore macrophage balance and reduce inflammation in a mouse model of osteoarthritis. A matter of polarization Inflammation
TLR5 Activation Improves Health and Lifespan in Aged Mice
January 5, 2024
By activating toll-like receptor 5, an important element of the innate immune system, scientists have increased lifespan and improved multiple health measurements in old mice, despite having started the treatment
A Carrot Extract Improves the Metabolism of Old Mice
January 4, 2024
In Nature Communications, researchers have published their discovery of a compound found in carrots that promotes mitochondrial health and improves the physical abilities of older mice. Walking down the caloric
Female-Specific Aging Trajectories Remain Understudied
January 3, 2024
In a recent Perspective published in Nature Aging, researchers noted a lack of studies on female-specific physiological factors on aging trajectories. They proposed solutions, including model systems, to address the
Fasting and NSAIDs May Work the Same Way
January 25, 2024
In a new paper in Cell Reports, researchers have named a little-known lipid as a core reason why inflammation decreases with fasting and may also shed light on how non-steroidal anti-inflammatory drugs (NSAIDs) work. Why high-calorie diets increase inflammation Previous research has identified the core reason
Different Risks for Men and Women’s Cardiovascular Health
January 24, 2024
In a recent paper published in Nutrients, the authors investigated longitudinal data regarding dietary and lifestyle factors that impact cardiovascular risk in males and females [1]. Cardiovascular disease risk factors Aging, particularly vascular aging, is a major risk factor for cardiovascular diseases (CVD) [2]. Previous research
A Better Environment May Ameliorate Early Aging
January 21, 2024
Publishing in Aging, researchers have reversed the early aging of prenatally harmed young mice by exposing them to a more enriched environment. Young organisms born old Newborn rodents from sleep-deprived mothers have conditions that are biologically similar to the processes of aging. One rat study found
Google’s Chatbot Does Medical Interviews Better than Humans
January 19, 2024
Scientists at Google have created an AI chatbot for conducting medical interviews. It matched or surpassed human primary care practitioners on most criteria, including accuracy, politeness, and empathy [1]. AI, MD Before doctors begin treating, they do a lot of talking. The initial conversation with the
A Marker of Insulin Resistance Predicts Kidney Disease
January 18, 2024
A recent study published in GeroScience has investigated whether or not a common index of metabolic syndrome can be applied to chronic kidney disease (CKD). A common metric of diabetes The triglyceride-glucose (TyG) index, which is calculated from fasting triglyceride and glucose, is used as a
Enhanced CAR T Cells Eradicate Multiple Cancers
January 17, 2024
Scientists have created improved CAR T cells that also express the cytokine IL-10. The new cells proved highly effective in mice and in a pilot human trial [1]. The promise and the limitations Chimeric antigen receptor (CAR) T cells are among the most promising treatments in
How Parkinson’s Disease Perpetuates Itself
January 15, 2024
A new paper elaborates on how and why microglia fail to clean up the α-synuclein protein of Parkinson’s disease, gradually making the disease worse. The aggregation of Parkinson’s Parkinson’s disease, like Alzheimer’s, is characterized by protein aggregation. However, the affected neurons, the aggregates, and the pathology
Improved Brain-Fat Communication Extends Lifespan in Mice
January 12, 2024
A new study suggests that the dysregulation of the crosstalk between hypothalamus and white adipose tissue affects aging. Rescuing this “communication channel” led to significant lifespan extension [1]. It’s all in your brain Thinking is not the brain’s sole responsibility. Some brain regions, such as the
An Exercise-Related Protein May Protect the Heart
January 11, 2024
Researchers publishing in Aging have pinpointed a protein that increases after exercise and is associated with a reduced risk of coronary artery disease. The deadliest disease has inflammatory roots Coronary artery disease directly kills more people than anything else in the world [1]. Its causes stem
Stress in Pregnancy Linked to Shorter Infant Telomeres
January 10, 2024
A new study published in BMC Psychiatry reviewed literature that links perceived stress during pregnancy with newborns’ telomere length [1]. Lifelong impact of telomere length Telomeres are protective caps at the end of chromosomes. The shortening of the telomeres, which happens with each DNA replication cycle
David Sinclair on Human Trials of Anti-Aging Compounds
January 9, 2024
A new review authored by three acclaimed geroscientists paints a promising picture of past and ongoing human clinical trials of prospective anti-aging drugs [1]. From worms and mice to humans The biology of aging is an exciting new field, but most of its successes have been
Treating Arthritis with Rapamycin-Releasing Nanoparticles
January 8, 2024
Researchers have described how specialized nanoparticles, which deliver rapamycin and the antioxidant astaxanthin, restore macrophage balance and reduce inflammation in a mouse model of osteoarthritis. A matter of polarization Inflammation is a critical part of arthritis. Previous studies have found that inflammation of the membranes in
TLR5 Activation Improves Health and Lifespan in Aged Mice
January 5, 2024
By activating toll-like receptor 5, an important element of the innate immune system, scientists have increased lifespan and improved multiple health measurements in old mice, despite having started the treatment late in life [1]. TLRs and aging The immune system gets dysregulated with age, driving multiple
A Carrot Extract Improves the Metabolism of Old Mice
January 4, 2024
In Nature Communications, researchers have published their discovery of a compound found in carrots that promotes mitochondrial health and improves the physical abilities of older mice. Walking down the caloric restriction pathway Although it is difficult to establish in human beings, caloric restriction is one of
Female-Specific Aging Trajectories Remain Understudied
January 3, 2024
In a recent Perspective published in Nature Aging, researchers noted a lack of studies on female-specific physiological factors on aging trajectories. They proposed solutions, including model systems, to address the issue [1]. Most model organisms don’t match human sex specificity The use of model organisms, such