Category: Research
Molecular Similarities Between Cigarette Smoking and Aging
July 9, 2025
Researchers have analyzed molecular patterns from different tissues obtained from over 700 people and learned that smoking acts as an aging accelerator and involves molecular changes in tissues beyond those
Inflammaging Might Not Be Universal Across Populations
July 8, 2025
By comparing data from industrialized and non-industrialized societies, a new study calls into question some assumptions about the relationship between inflammation and aging [1]. Harmful protection Inflammation accompanies us throughout
Five Hallmarks of Stem Cell Aging Proposed
July 8, 2025
In Cell Stem Cell, a trio of reviewers has proposed five hallmarks that are specific to the aging of stem cells. Functional rather than molecular This review begins with a
Fixing Sugar Metabolism Shows Promise Against Dementia
July 4, 2025
Scientists have shown that aberrant metabolism of glycogen in neurons is linked to the accumulation of harmful tau protein. Caloric restriction, genetic interventions, and small molecules might help [1]. Glycogen
Researchers Connect Cellular Markers to Physical Well-Being
July 3, 2025
In Aging Cell, a team of researchers has described how the health of skin fibroblasts relates to physical and functional ability. Frailty, capacity, and skin cells This paper begins with
Healthspan Effects of an Anti-Aging Vaccine on Mice
July 2, 2025
The researchers of a recent study published in Aging Cell described their novel CD38 peptide vaccine, which improved many measurements of physical health and prevented cognitive decline in aged mice
Study Discovers a Mammalian Mechanism of Tissue Regeneration
July 2, 2025
Scientists have analyzed the differences between mammalian species that can regrow ear tissue after injury and those that cannot. Their findings can pave the way for novel regenerative therapies [1].
Researchers Identify a New Dementia Target
June 30, 2025
Researchers have ascertained that excessive amounts of complement C3, an essential immune protein that increases with aging, are responsible for causing dementia in a mouse model. A necessary complement The
Subcutaneous and Visceral Fat React Differently to Obesity
June 27, 2025
Scientists have found that visceral fat and subcutaneous fat produce different responses to obesity in male mice and human patients and identified an important regulator of these processes [1]. The
How Part of the Krebs Cycle Affects Senescence
June 26, 2025
Researchers have discovered how and why α-ketoglutaric acid (AKG) affects cellular senescence and how a small molecule may be useful in affecting this process. They published their findings in Cell
Targeting an Inflammatory Pathway Fights Alzheimer’s
June 25, 2025
Scientists have discovered that a rare mutation protects against Alzheimer’s disease by dampening a central inflammatory pathway. They recapitulated these results using a small molecule [1]. The woman who beat
Lipid Metabolite Rejuvenates Muscle Stem Cells in Mice
June 24, 2025
A recent study investigated the effect of a single treatment of prostaglandin E2 on improving muscle strength and rejuvenating muscle stem cells in mice. The researchers explored the molecular and
Senolytics May Treat Some Long-Term Viral Lung Damage
June 23, 2025
In Aging Cell, researchers have published their findings that mice exposed to influenza experience long-term consequences that can be partially ameliorated with senolytics. Post-viral syndromes Long before the spread of
Engineering Microglia to Deliver an Anti-Alzheimer’s Drug
June 19, 2025
In Cell Stem Cell, researchers have described how genetically engineered microglia can be used to deliver therapeutic proteins to the brain. The blood-brain barrier Delivering therapeutic compounds to the brain
Longer Reproductive Spans Linked to Younger Brains in Women
June 18, 2025
Analysis of over a thousand postmenopausal women suggests that women with longer reproductive spans, earlier first period (menarche), and later menopause experience slower brain aging [1]. Linking sex hormones to
Molecular Similarities Between Cigarette Smoking and Aging
July 9, 2025
Researchers have analyzed molecular patterns from different tissues obtained from over 700 people and learned that smoking acts as an aging accelerator and involves molecular changes in tissues beyond those directly exposed to cigarette smoke [1]. Millions of preventable deaths Despite campaigns aimed at the reduction
Inflammaging Might Not Be Universal Across Populations
July 8, 2025
By comparing data from industrialized and non-industrialized societies, a new study calls into question some assumptions about the relationship between inflammation and aging [1]. Harmful protection Inflammation accompanies us throughout our entire lives. Without it, we would not be able to fight off pathogens. Yet, inflammation
Five Hallmarks of Stem Cell Aging Proposed
July 8, 2025
In Cell Stem Cell, a trio of reviewers has proposed five hallmarks that are specific to the aging of stem cells. Functional rather than molecular This review begins with a note that its classifications focus on the physical features and overall behavior rather than what is
Fixing Sugar Metabolism Shows Promise Against Dementia
July 4, 2025
Scientists have shown that aberrant metabolism of glycogen in neurons is linked to the accumulation of harmful tau protein. Caloric restriction, genetic interventions, and small molecules might help [1]. Glycogen and the brain Aberrant aggregation of microtubule-associated protein tau (MAPT), or simply tau protein, is a
Researchers Connect Cellular Markers to Physical Well-Being
July 3, 2025
In Aging Cell, a team of researchers has described how the health of skin fibroblasts relates to physical and functional ability. Frailty, capacity, and skin cells This paper begins with an explanation of how frailty and capacity are defined. The World Health Organization defines it as
Healthspan Effects of an Anti-Aging Vaccine on Mice
July 2, 2025
The researchers of a recent study published in Aging Cell described their novel CD38 peptide vaccine, which improved many measurements of physical health and prevented cognitive decline in aged mice [1]. A long-term anti-aging vaccine Many anti-aging strategies, such as supplementation, require regular, daily intake. A
Study Discovers a Mammalian Mechanism of Tissue Regeneration
July 2, 2025
Scientists have analyzed the differences between mammalian species that can regrow ear tissue after injury and those that cannot. Their findings can pave the way for novel regenerative therapies [1]. The lost art of regeneration Many animal species have amazing regenerative abilities. On the one side
Researchers Identify a New Dementia Target
June 30, 2025
Researchers have ascertained that excessive amounts of complement C3, an essential immune protein that increases with aging, are responsible for causing dementia in a mouse model. A necessary complement The complement system is a key immune system component that is involved in removing misfolded proteins, infectious
Subcutaneous and Visceral Fat React Differently to Obesity
June 27, 2025
Scientists have found that visceral fat and subcutaneous fat produce different responses to obesity in male mice and human patients and identified an important regulator of these processes [1]. The tale of the two fats It has been known that visceral fat, which accumulates around organs
How Part of the Krebs Cycle Affects Senescence
June 26, 2025
Researchers have discovered how and why α-ketoglutaric acid (AKG) affects cellular senescence and how a small molecule may be useful in affecting this process. They published their findings in Cell Reports. A crucial molecule AKG is a major part of multiple fundamental metabolic processes, including the
Targeting an Inflammatory Pathway Fights Alzheimer’s
June 25, 2025
Scientists have discovered that a rare mutation protects against Alzheimer’s disease by dampening a central inflammatory pathway. They recapitulated these results using a small molecule [1]. The woman who beat the odds For the last 40 years, scientists have been studying a massive extended family of
Lipid Metabolite Rejuvenates Muscle Stem Cells in Mice
June 24, 2025
A recent study investigated the effect of a single treatment of prostaglandin E2 on improving muscle strength and rejuvenating muscle stem cells in mice. The researchers explored the molecular and epigenetic aspects underlying this rejuvenation [1]. Aging muscle stem cells Sarcopenia, a loss of skeletal muscle
Senolytics May Treat Some Long-Term Viral Lung Damage
June 23, 2025
In Aging Cell, researchers have published their findings that mice exposed to influenza experience long-term consequences that can be partially ameliorated with senolytics. Post-viral syndromes Long before the spread of the SARS-CoV-2 virus that causes COVID-19, it had been well-established that viral lung diseases such as
Engineering Microglia to Deliver an Anti-Alzheimer’s Drug
June 19, 2025
In Cell Stem Cell, researchers have described how genetically engineered microglia can be used to deliver therapeutic proteins to the brain. The blood-brain barrier Delivering therapeutic compounds to the brain has a concern that is absent for other organs: the blood-brain barrier (BBB), which retains strict
Longer Reproductive Spans Linked to Younger Brains in Women
June 18, 2025
Analysis of over a thousand postmenopausal women suggests that women with longer reproductive spans, earlier first period (menarche), and later menopause experience slower brain aging [1]. Linking sex hormones to brain health The female reproductive system fails to work properly much earlier than other systems in