Results 211 to 220 of about 197,339 (252)

Intratumoral Hypoxia Triggers Mitochondrial BHLHE40 ROS Sensing Pathway to Promote Radioresistance in Triple‐Negative Breast Cancer

open access: yesAdvanced Science, EarlyView.
Hypoxia triggers a dual mechanism for BHLHE40 upregulation: reactive oxygen species (ROS)‐dependent post‐translational modification and hypoxia‐inducible factor (HIF)‐dependent transcriptional activation. Under hypoxic conditions, mitochondrial BHLHE40 accumulates and senses ROS via cysteine thiol oxidation and disulfide‐linked homodimer formation ...
Jia Liu   +13 more
wiley   +1 more source

Metallomic analysis of urine from individuals with and without Covid-19 infection reveals extensive alterations in metal homeostasis

open access: yes
Leal KNS   +7 more
europepmc   +1 more source
Some of the next articles are maybe not open access.

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Modulation of Metal Homeostasis for Cancer Therapy

ChemPlusChem
AbstractMetal ions such as iron, zinc, copper, manganese, and calcium are essential for normal cellular processes, including DNA synthesis, enzyme activity, cellular signaling, and oxidative stress regulation. When the balance of metal homeostasis is disrupted, it can lead to various pathological conditions, including cancer.
Huanhuan Fan, Zijian Guo
exaly   +3 more sources

Transition Metal Homeostasis

EcoSal Plus, 2009
This chapter focuses on transition metals. All transition metal cations are toxic—those that are essential for Escherichia coli and belong to the first transition period of the periodic system of the element and also the "toxic-only" metals with higher atomic numbers.
Dietrich H, Nies, Gregor, Grass
openaire   +2 more sources

Metal homeostasis in Alzheimer’s disease

Expert Review of Neurotherapeutics, 2006
Alzheimer's disease (AD) is a progressive neurodegenerative disorder characterized by neuronal dysfunction and the formation of amyloid plaques in the brain. Although the pathological processes resulting in the onset and progression of AD are not well understood, there is a growing body of evidence to support a central role for biometals in many ...
White, AR, Barnham, KJ, Bush, AI
openaire   +3 more sources

Chloroplastic and mitochondrial metal homeostasis

Trends in Plant Science, 2011
Transition metal deficiency has a strong impact on the growth and survival of an organism. Indeed, transition metals, such as iron, copper, manganese and zinc, constitute essential cofactors for many key cellular functions. Both photosynthesis and respiration rely on metal cofactor-mediated electron transport chains.
Nouet, Cécile   +2 more
openaire   +2 more sources

Metal homeostasis in dementia

Free Radical Biology and Medicine, 2014
The molecular determinants of dementia of Alzheimer's tipe (DAT) are still not completely known; however, in the past two decades, a large body of evidence has indicated that an important contributing factor is represented by the unbalanced homeostasis of two cations: calcium (Ca(2) ) and zinc (Zn(2)).
openaire   +2 more sources

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