Results 151 to 160 of about 1,747,741 (337)

Acute caffeine treatment protects the developing retina from ischemia‐induced cell death

open access: yesFEBS Open Bio, EarlyView.
Caffeine reduces cell death in the developing retina under ischemia (OGD). This effect does not involve BDNF upregulation or antioxidant pathways (NRF2/VEGF). Neuroprotection occurs mainly through adenosine A2A receptor antagonism, decreasing glutamate release and excitotoxicity, highlighting caffeine's potential as an acute neuroprotective agent in ...
Amanda Alves Nascimento   +6 more
wiley   +1 more source

Intracellular calcium and high-energy phosphates in isolated cardiac myocytes

open access: yes, 1990
The relationship between intracellular calcium (Cai) and high-energy phosphates was studied in adult cardiac myocytes. Cai and high-energy phosphates were measured in the same population of cells.
B. A. Wittenberg, J. E. Doeller
core   +1 more source

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

Polysaccharides-Calcium Phosphates Composite Beads as Bone Substitutes for Fractures Repair and Regeneration. [PDF]

open access: yesPolymers (Basel), 2023
Cojocaru FD   +6 more
europepmc   +1 more source

Early‐life high‐fat diet exposure increases Achilles tendon stiffness and induces transcriptomic alterations

open access: yesFEBS Open Bio, EarlyView.
Early‐life exposure to a high‐fat diet altered intact Achilles tendons in rat offspring, making them thinner, stiffer, and molecularly distinct even without injury. These findings suggest that developmental high‐fat diet exposure may impair tendon quality and increase susceptibility to mechanical overload or tendon injury later in life.
Heyong Yin   +3 more
wiley   +1 more source

Phosphorus uptake by spring barley in dependence on the content of this element in soil

open access: yesAgronomy Science, 2008
The purpose of our studies was to assess the dependence of yield, content and uptake of phosphorus by spring barley and the content of available forms as well as mineral fractions of this element in soil.
Wiesław Bednarek, Renata Reszka
doaj  

Sudden anaerobization in Amphibacillus xylanus increases intracellular labile ferrous iron and inhibits cell growth

open access: yesFEBS Open Bio, EarlyView.
Abruptly changing from aerobic to anaerobic conditions (sudden anaerobization) induced growth inhibition and a significant increase in intracellular labile ferrous iron in the aerotolerant anaerobe Amphibacillus xylanus. We found that free flavins mediate efficient electron transfer from NADH to ferric iron under anaerobic conditions, suggesting that ...
Shinya Kimata   +13 more
wiley   +1 more source

Influence of Different Origin Calcium Oxides on Properties of Synthesized Calcium Phosphate Biomaterials

open access: yes
In the present study, we investigated a number of calcium oxide containing biogenic (natural) and inorganic materials as reagents for synthesis of calcium phosphates (hydroxyapatite) by modified wet chemical precipitation route.
Mironova-Ulmane, Ņina   +2 more
core  

The effect of hyperthermia on the phosphoinositide signalling system of tumour cells [PDF]

open access: yes, 1994
The effect of heat on the phosphoinositide signalling pathway was investigated in CHO-K1 cells and WRK-1 cells. Heat caused a decrease in 1,2-diacylglycerol (1,2- DAG) levels but did not have any effect on monoacylglycerol (MAG) levels in both cell types.
Kwong, Wing Yee
core  

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