Results 31 to 40 of about 63,819 (225)

Subchronic dietary exposure of rats to cadmium alters the metabolism of metals essential to bone health [PDF]

open access: yes, 2004
Cadmium (Cd) was recently identified as a risk factor for osteoporosis. Skeletal damage may be the critical effect of low-level long-term exposure to Cd in the general population exposed via food, but the mechanisms behind this are not clearly understood.
Guérin, Thierry   +2 more
core   +1 more source

Roles of zinc and metallothionein-3 in oxidative stress-induced lysosomal dysfunction, cell death, and autophagy in neurons and astrocytes

open access: yesMolecular Brain, 2010
Zinc dyshomeostasis has been recognized as an important mechanism for cell death in acute brain injury. An increase in the level of free or histochemically reactive zinc in astrocytes and neurons is considered one of the major causes of death of these ...
Lee Sook-Jeong, Koh Jae-Young
doaj   +1 more source

Metallothioneins, a Part of the Retinal Endogenous Protective System in Various Ocular Diseases

open access: yesAntioxidants, 2023
Metallothioneins are the metal-rich proteins that play important roles in metal homeostasis and detoxification. Moreover, these proteins protect cells against oxidative stress, inhibit proapoptotic mechanisms and enhance cell differentiation and survival.
Daniel Jamrozik   +5 more
doaj   +1 more source

Cooperativity of Glucocorticoid Response Elements Located Far Upstream of the Tyrosine Aminotransferase Gene [PDF]

open access: yes, 1987
Two glucocorticoid response elements (GREs) located 2.5 kb upstream of the transcription initiation site of the tyrosine aminotransferase gene were identified by gene transfer experiments and shown to bind to purified glucocorticoid receptor.
Banerji   +41 more
core   +1 more source

Glial Metallothionein

open access: yesNeurosignals, 1994
The metal-binding protein, metallothionein (MT) has been found to be primarily produced by astrocytes in the rat and human brain. This review discusses the relationship of glial MT to the distribution of metals in the brain, possible roles of MT in the regulation of glial enzymes and other glial proteins, and the possible role of a subset of MT ...
openaire   +2 more sources

Effects of Altering Freshwater Chemistry on Physiological Responses of Rainbow Trout to Silver Exposure [PDF]

open access: yes, 1999
The influence of different water Cl- (50–600 μM), Ca2+ (50–1,500 μM), Na+ (50–1,500 μM), or dissolved organic carbon (DOC, 0.31–5 mg/L) levels on silver-induced physiological and biochemical perturbations of rainbow trout were investigated.
Bergman   +33 more
core   +2 more sources

Integrating One Health to Mitigate the Emergence and Spread of Antimicrobial Resistance in Livestock and Aquaculture

open access: yesAnimal Research and One Health, EarlyView.
Antimicrobial resistance (AMR) is an escalating global threat driven by antimicrobial use in aquaculture and livestock. Resistant pathogens and genes can spread across humans, animals, and the environment through interconnected ecosystems. Using a One Health approach, this review emphasizes antimicrobial stewardship, regulatory strengthening, enhanced ...
Mir Mohammad Ali   +10 more
wiley   +1 more source

Shapes of Differential Pulse Voltammograms and Level of Metallothionein at Different Animal Species

open access: yesSensors, 2007
Metallothioneins play a key role in maintaining homeostasis of essential metalsand in protecting of cells against metal toxicity as well as oxidative damaging.
Rene Kizek   +5 more
doaj   +1 more source

Metallothionein as an indicator of water quality: assessment of the bioavailability of cadmium, copper, mercury and zinc in aquatic animals at the cellular level [PDF]

open access: yes, 1994
The study of metallothioneins (MTs) has greatly improved our understanding of body burdens, metal storage and detoxification in aquatic organisms subjected to contamination by the toxic heavy metals, Cd, Cu, Hg and Zn.
George, S.G., Langston, W.J.
core  

Differential Effects of the Hormonal and Copper Intrauterine Device on the Endometrial Transcriptome. [PDF]

open access: yes, 2020
The contraceptive effectiveness of intrauterine devices (IUDs) has been attributed in part to a foreign body reaction in the endometrium. We performed this study to better understand mechanisms of action of contraceptives of by studying their effects on ...
Averbach, Sarah   +6 more
core  

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