Proteostasis News and Research

RSS

Each mammalian cell contains up to 20,000 proteins, all of which must be maintained and regulated. Proteostasis is a complex pathway that functions to maintain all of the proteins within and around a cell.

Vitamin D shows promise in targeting aging's biological mechanisms, study finds

What is currently known about the potential effect of vitamin D (VitD) on modulating some hallmarks of aging.

26 Mar 2024

Magnesium's pivotal role in slowing aging's impact

Review highlights magnesium's critical role in mitigating aging hallmarks, including telomere attrition, genomic instability, epigenetic alterations, loss of proteostasis, mitochondrial dysfunction, cellular senescence, and stem cell exhaustion, suggesting that maintaining adequate magnesium levels could support healthy aging.

13 Feb 2024

New method traces primed resistance in cancer via sister cells

In many cancers, such as ovarian cancer, each round of chemotherapy kills the majority of cancer cells, while a small population of them survives through treatment.

12 Feb 2024

Researchers evaluate possible mitochondrial factors in Alzheimer's pathogenesis

A group of authors critically evaluated and interpreted the evidence linking mitochondrial dysfunction and metabolic changes to the pathogenesis of Alzheimer's disease (AD).

5 Dec 2023

Data, Design, and Discovery: Andrew Buchanan's Impact on Biologics Innovation

Andrew Buchanan on the Future of Biologics and AI

10 Nov 2023

Can coffee silverskin be used to prevent aging?

The anti-aging properties of coffee silverskin extracts (CSE).

13 Oct 2023

Unveiling the role of astrocyte-derived LCN2 in neurodegenerative disease progression

Researchers reviewed existing data on the neurodegenerative effects of astrocyte-derived lipocalin-2 (LCN-2).

4 Oct 2023

New small molecule drug targets active state of cancer-causing KRAS mutant

A new small molecule drug helps to bind the naturally occurring cellular chaperone cyclophilin A (CYPA) to the active state of the cancer-causing mutant KRASG12C, disrupting oncogenic signaling and tumor growth in several models of human cancer.

17 Aug 2023

Study reveals how p62 bodies control redox-independent stress response

Cellular stress, or oxidative stress, occurs when there is a buildup of reactive oxygen species (ROS), which interferes with cellular mechanisms and can even cause damage to proteins, lipids, and DNA.

12 Jun 2023

How does tirzepatide stimulate insulin secretion?

Tirzepatide, a drug approved for diabetes and on the fast track for approval as a weight loss therapy, works through a unique ability to activate two different mechanisms the body uses to control insulin secretion and energy balance, Duke Health researchers report.

6 Jun 2023

RNA regulatory mechanism could be targeted to slow AD progression mediated by stress granules

A new research paper was published on the cover of Aging (listed by MEDLINE/PubMed as "Aging (Albany NY)" and "Aging-US" by Web of Science) Volume 15, Issue 10, entitled, "Stress granules sequester Alzheimer's disease-associated gene transcripts and regulate disease-related neuronal proteostasis."

1 Jun 2023

Integrated proteomics approach identifies the contents of p62 bodies in detail

Our body functioning is delicately balanced between the synthesis and breakdown of various cellular components.

15 May 2023

Extracellular chaperones mediate the lysosomal degradation of misfolded proteins

When exposed to stressful conditions, several proteins tend to misfold and form aggregates inside or outside cells.

11 May 2023

Edible mushrooms: the role of antioxidant compounds as potential candidates for neurodegenerative disease prevention and treatment

Researchers evaluated whether edible mushrooms aid in preventing neurodegenerative diseases.

18 Apr 2023

FDA-approved drug keeps light-sensitive photoreceptors alive in lab models of LCA 10

A National Institutes of Health team has identified a compound already approved by the U.S. Food and Drug Administration that keeps light-sensitive photoreceptors alive in three models of Leber congenital amaurosis type 10 (LCA 10), an inherited retinal ciliopathy disease that often results in severe visual impairment or blindness in early childhood.

29 Mar 2023