Physiology of intracellular calcium buffering

D Eisner, E Neher, H Taschenberger… - Physiological …, 2023 - journals.physiology.org
Calcium signaling underlies much of physiology. Almost all the Ca2+ in the cytoplasm is
bound to buffers, with typically only∼ 1% being freely ionized at resting levels in most cells …

Voltage-gated calcium channels: key players in sensory coding in the retina and the inner ear

T Pangrsic, JH Singer, A Koschak - Physiological reviews, 2018 - journals.physiology.org
Calcium influx through voltage-gated Ca (CaV) channels is the first step in synaptic
transmission. This review concerns CaV channels at ribbon synapses in primary sense …

Calretinin: from a “simple” Ca2+ buffer to a multifunctional protein implicated in many biological processes

B Schwaller - Frontiers in neuroanatomy, 2014 - frontiersin.org
The hexa-EF-hand Ca2+-binding protein calretinin (CR) is predominantly expressed in
specific neurons of the central and peripheral nervous system. However, CR expression is …

Parkinson mice show functional and molecular changes in the gut long before motoric disease onset

M Gries, A Christmann, S Schulte, M Weyland… - Molecular …, 2021 - Springer
Background There is increasing evidence that Parkinson's disease (PD) might start in the
gut, thus involving and compromising also the enteric nervous system (ENS). At the clinical …

Cytosolic Ca2+ buffers are inherently Ca2+ signal modulators

B Schwaller - Cold Spring Harbor perspectives in biology, 2020 - cshperspectives.cshlp.org
For precisely regulating intracellular Ca2+ signals in a time-and space-dependent manner,
cells make use of various components of the “Ca2+ signaling toolkit,” including Ca2+ entry …

EF-hand protein Ca2+ buffers regulate Ca2+ influx and exocytosis in sensory hair cells

T Pangršič, M Gabrielaitis… - Proceedings of the …, 2015 - National Acad Sciences
EF-hand Ca2+-binding proteins are thought to shape the spatiotemporal properties of
cellular Ca2+ signaling and are prominently expressed in sensory hair cells in the ear. Here …

Nanodomain coupling at an excitatory cortical synapse

H Schmidt, S Brachtendorf, O Arendt, S Hallermann… - Current biology, 2013 - cell.com
The coupling distance between presynaptic Ca 2+ influx and the sensor for vesicular
transmitter release determines speed and reliability of synaptic transmission [1, 2] …

Revealing the precise role of calretinin neurons in epilepsy: we are on the way

Y Qi, H Cheng, Y Wang, Z Chen - Neuroscience Bulletin, 2022 - Springer
Epilepsy is a common neurological disorder characterized by hyperexcitability in the brain.
Its pathogenesis is classically associated with an imbalance of excitatory and inhibitory …

Amyloid β precursor protein regulates neuron survival and maturation in the adult mouse brain

S Wang, M Bolós, R Clark, CL Cullen… - Molecular and Cellular …, 2016 - Elsevier
The amyloid-β precursor protein (APP) is a transmembrane protein that is widely expressed
within the central nervous system (CNS). While the pathogenic dysfunction of this protein …

Calretinin is essential for mesothelioma cell growth/survival in vitro: a potential new target for malignant mesothelioma therapy?

W Blum, B Schwaller - International journal of cancer, 2013 - Wiley Online Library
Malignant mesothelioma (MM) are highly aggressive asbestos‐related neoplasms, which
show strong chemotherapy resistance, and there is no effective cure for MM so far. Calretinin …