Latest updates for Loss Of Proteostasis

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  • Fighting Parkinson’s by Restoring Protein Degradation
  • Neurons’ Protein Disposal Trick Offers Alzheimer’s Insights
  • Protein traffic jams may explain aging, memory loss, and Alzheimer’s

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lifespan.io /1 month ago

Fighting Parkinson’s by Restoring Protein Degradation

Researchers have explained how a protein found in both yeast and humans facilitates the destruction of the core protein responsible for Parkinson’s […]

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lifespan.io /1 month ago

Neurons’ Protein Disposal Trick Offers Alzheimer’s Insights

According to a new study, a special protein disposal system, currently found only in neurons, is linked to central hallmarks of Alzheimer’s disease [1]. The membranal proteasome Al...

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sciencedaily.com /1 month ago

Protein traffic jams may explain aging, memory loss, and Alzheimer’s

Scientists at Stanford may have uncovered a hidden reason our brains decline with age. Studying the ultra-short-lived turquoise killifish, researchers discovered that the cellular...

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fightaging.org /2 weeks ago

NOX4 in the Age-Related Decline of Muscle Adaptation to Exercise

Loss of muscle mass and strength with age is universal, leading both to physical frailty and to a harmful disruption of metabolism more generally. Muscle doesn't just exist to prov...

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journals.plos.org /2 weeks ago

Unusual decay: Recombination loss leads to splicing errors in green algae

by Anamaria Necsulea Recombination suppression leads to genomic erosion through an accumulation of deleterious mutations. A new study in PLOS Biology reveals an outstanding increa...

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fightaging.org /4 weeks ago

Reducing Loss of Calcium Homeostasis to Treat Aging in Mice

Researchers here identify mechanisms downstream of faulty calcium metabolism that drive the harmful signaling of senescent cells that accumulate in aged tissues. Calcium metabolism...

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fightaging.org /1 month ago

Integrated Stress Response Inhibition Slows Aging in Flies

The integrated stress response in cells acts to reduce protein synthesis while enhancing maintenance activities. A number of sensors for different forms of cell stress all converge...

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journals.plos.org /1 month ago

The importance of nonsense errors: Estimating the rates and implications of ribosome drop-off during protein synthesis

by Alexander L. Cope, Denizhan Pak, Michael A. Gilchrist The process of translation is both energetically costly and relatively error-prone compared to transcription and replicati...

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bioengineer.org /1 month ago

Drosophila Nucleostemin 1 Loss Triggers Apoptosis Mechanism

In a groundbreaking new study published in the journal Cell Death Discovery, researchers have unveiled a critical molecular pathway by which the nucleostemin 1 protein in Drosophil...

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fightaging.org /1 month ago

GRK2 Aggregation as a Cause of Mitochondrial Dysfunction in Alzheimer's Disease

Here researchers report on a novel form of pathological protein aggregation in the aging brain and evidence for it to contribute to mitochondrial dysfunction in Alzheimer's disease...

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journals.plos.org /4 weeks ago

Ubiquitin-proteasome system regulates pro-crossover protein dynamics during meiosis in <i>Caenorhabditis elegans&l...

by Hongtao Zhang, Wenqing Liang, Meng Li, Yuejun Yang, Lei He, Wencong Nan, Guoteng Liu, Bin Wang, Ye Hong Crossover (CO) formation ensures accurate segregation of homologous chro...

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fightaging.org /2 weeks ago

Reduced FOXO1 in Epididymal Tissue as a Proximate Cause of Male Reproductive Aging

In mammals the male reproductive system outlasts the female reproductive system over the course of aging, but mechanisms of damage and dysfunction still eventually lead to a loss o...

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fightaging.org /1 week ago

Imidazole Propionate Generated by Gut Microbes Accelerates Neurodegeneration

The gut microbiome generates a vast range of metabolites, some beneficial or even necessary to health, and some actively harmful, provoking chronic inflammation or other dysfunctio...

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lifespan.io /3 weeks ago

A Transcriptional Failure Leads to Systemic Inflammation

Researchers have found that bound pieces of RNA and DNA in the cytoplasm of senescent cells encourage these cells to secrete inflammatory factors. When transcription gets sticky As...

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journals.plos.org /3 weeks ago

Lysosome-related organelles employ divergent mechanisms to modulate cytosolic zinc homeostasis

by Chaoyi Xie, Yi Luo, Yawen Zheng, Bowen Liu, Shibo Song, Jie Wei, Anbing Shi, Yanling Yan Elevated environmental zinc levels pose significant toxicity to biological systems, nec...

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organicconsumers.org /3 weeks ago

Long-Term Iron Accumulation Strips Neurons of Disease Resilience

June 25, 2023 | Source: Neuroscience News Summary: Neurodegenerative conditions like Alzheimer’s and Parkinson’s diseases afflict tens of millions of people worldwide, driven by a...

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genengnews.com /2 weeks ago

Iron Accumulation Drives Neurodegeneration via Chronic Stress Pathway

Iron accumulation is a key target in the effort to predict, prevent, and treat neurodegenerative diseases. A new stress pathway is a promising therapeutic route for boosting neuron...

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bioengineer.org /1 month ago

Stable Circulating Proteins in Older Adults Over Time

In a groundbreaking new study poised to shift our understanding of aging and biomolecular dynamics, researchers have unveiled compelling evidence regarding the stability of circula...

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fightaging.org /1 week ago

A Mechanism to Explain the Age-Related Failure to Resolve Fibrosis in the Lung

Pulmonary fibrosis is an age-related condition. Good evidence connects it to the burden of senescent cells in the aging lung, but its causes are otherwise relatively poorly underst...

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fightaging.org /1 month ago

Loss of Kidney Function Correlates with Progression of Frailty

It is not surprising to find aspects of aging correlated with one another; some people have a greater burden of cell and tissue damage than others, and thus tend to be more greatly...

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journals.plos.org /1 month ago

Remembrance of things past: Towards a life-course biology of aging

by Sara Alam, Linda Partridge, Nazif Alic Globally, the growing proportion of older individuals is imposing personal and societal costs. However, interventions that slow aging are...

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bioengineer.org /1 month ago

Cuproptosis Disrupts Mitochondria, Arrests Oocyte Meiosis

In a groundbreaking study set to redefine our understanding of cellular processes during oocyte development, researchers have uncovered a novel mechanism by which copper-induced ce...

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labiotech.eu /1 week ago

The first PROTAC is here. What comes next in protein degradation?

Today I'm sitting down with Randy Teel, Ph.D., President and CEO of Arvinas, a clinical-stage biotech, pioneering PROTAC protein degradation. The post The first PROTAC is here. Wha...

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journals.plos.org /22 hours ago

Peroxisomal import is circadian in glia and regulates sleep and lipid metabolism

by Anurag Das, Irma Magaly Rivas-Serna, Ankur Kumar, Lakpa Sherpa, Kerui Huang, Hia Kalita, Marlene Dorneich-Hayes, Ruiqi Liu, Vera C. Mazurak, John P. Vaughen, Hua Bai Peroxisome...

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bioengineer.org

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journals.plos.org

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journals.plos.org

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fightaging.org

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labiotech.eu

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