Results 71 to 80 of about 540,378 (195)

The mechanisms of calcium homeostasis and signalling in the lens [PDF]

open access: yes, 2008
Excessive Ca2+ can be detrimental to cells and raised levels of Ca2+ in human lenses with cortical cataract have been found to play a major role in the opacification process.
Rhodes, JD, Sanderson, J
core   +1 more source

Hypoxic regulation of ion channel function and expression [PDF]

open access: yes, 2002
Acute hypoxia regulates the activity of specific ion channels in a rapid and reversible manner. Such effects underlie appropriate cellular responses to hypoxia which are designed to initiate cardiorespiratory reflexes and contribute importantly to other ...
Peers, C.
core   +1 more source

Nano-improved plant salinity tolerance: The importance of K+/Na+ homeostasis and crosstalk between Ca2+ and hormones

open access: yesPlant Nano Biology
Salinity stress is a major constraint on plant organ morphogenesis, and agricultural production, mostly by disrupting ion homeostasis and plant water status, leading to detrimental K+/Na+ imbalance.
Ibrahim A.A. Mohamed   +9 more
doaj   +1 more source

CryoEM structure of the human SLC4A4 sodium-coupled acid-base transporter NBCe1

open access: yesNature Communications, 2018
Na+-coupled acid-base membrane transport proteins regulate blood pressure, ion homeostasis and acid-base chemistry. Here the authors present the 3.9 Å resolution cryoEM structure of the sodium-bicarbonate cotransporter NBCe1 and characterize its ion ...
Kevin W. Huynh   +10 more
doaj   +1 more source

Energy and Potassium Ion Homeostasis during Gamma Oscillations [PDF]

open access: yesFrontiers in Molecular Neuroscience, 2016
Fast neuronal network oscillations in the gamma frequency band (30-100 Hz) occur in various cortex regions, require timed synaptic excitation and inhibition with glutamate and GABA, respectively, and are associated with higher brain functions such as sensory perception, attentional selection and memory formation.
Kann, Oliver   +3 more
openaire   +2 more sources

Silicon Combined with Activated Carbon Enhances Salt Tolerance in Strawberry (Fragaria × ananassa) by Reinforcing Ion–Redox Homeostasis and Reshaping the Rhizosphere Microbiome

open access: yesPlants
Soil salinity severely constrains strawberry production by disrupting ion homeostasis and provoking oxidative injury. This study investigated whether soluble silicon (Si) and activated carbon (AC) act to enhance salt tolerance in strawberry (Fragaria ...
Chendong Sun   +7 more
doaj   +1 more source

Calcium in the initiation, progression and as an effector of Alzheimer's disease pathology. [PDF]

open access: yes, 2009
The cause(s) of sporadic Alzheimer's disease (sAD) are complex and currently poorly understood. They likely result from a combination of genetic, environmental, proteomic and lipidomic factors that crucially occur only in the aged brain.
Green, Kim N
core   +1 more source

The microbiologist’s guide to membrane potential dynamics [PDF]

open access: yes, 2020
All cellular membranes have the functionality of generating and maintaining the gradients of electrical and electrochemical potentials. Such potentials were generally thought to be an essential but homeostatic contributor to complex bacterial behaviors ...
Asally, Munehiro, Benarroch, Jonatan M.
core   +1 more source

Ion homeostasis in a salt-secreting halophytic grass [PDF]

open access: yesAoB Plants, 2015
Salinity adversely affects plant growth and development, and disturbs intracellular ion homeostasis, resulting in cellular toxicity. Plants that tolerate salinity, halophytes, do so by manifesting numerous physiological and biochemical processes in coordination to alleviate cellular ionic imbalance.
Sanadhya, Payal   +2 more
openaire   +2 more sources

NtCIPK9: A Calcineurin B-Like Protein-Interacting Protein Kinase From the Halophyte Nitraria tangutorum, Enhances Arabidopsis Salt Tolerance

open access: yesFrontiers in Plant Science, 2020
Calcineurin B-like protein-interacting protein kinases (CIPKs) play essential roles in plant abiotic stress response. In order to better understand salt tolerance, we cloned and analyzed the NtCIPK9 gene from the halophyte Nitraria tangutorum ...
Lu Lu   +12 more
doaj   +1 more source

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