Results 31 to 40 of about 2,445,184 (215)

Vascular Calcification and Stone Disease: A New Look towards the Mechanism

open access: yesJournal of Cardiovascular Development and Disease, 2015
Calcium phosphate (CaP) crystals are formed in pathological calcification as well as during stone formation. Although there are several theories as to how these crystals can develop through the combined interactions of biochemical and biophysical factors,
Allen J. Yiu   +3 more
doaj   +1 more source

A novel synonymous variant in exon 1 of GNAS gene results in a cryptic splice site and causes pseudohypoparathyroidism type 1A and pseudo-pseudohypoparathyroidism in a French family

open access: yesBone Reports, 2021
Introduction: Pseudohypoparathyroidism type 1A (PHP1A) and pseudopseudohypoparathyroidism (PPHP) (Inactivating PTH/PTHrP Signaling Disorders type 2, IPPSD2) are two rare autosomal disorders caused by loss-of-function mutations on either maternal or ...
Andreea Apetrei   +8 more
doaj   +1 more source

Comparative Evaluation of Remineralizing Potential of a Paste Containing Bioactive Glass and a Topical Cream Containing Casein Phosphopeptide-Amorphous Calcium Phosphate: An in Vitro Study

open access: yesPesquisa Brasileira em Odontopediatria e Clínica Integrada, 2019
Objective: To evaluate and compare the remineralization potential of a dentifrice containing bioactive glass and a topical cream containing casein phosphopeptide-amorphous calcium phosphate (CPP-ACP) in remineralizing artificial carious lesion on enamel. 
Ratheesh Rajendran   +5 more
semanticscholar   +1 more source

Protein kinase A modulation of CaV1.4 calcium channels

open access: yesNature Communications, 2016
Phosphorylation of L-type calcium CaV channels by protein kinase A is essential for several physiological events. Here, the authors show how this kinase regulates CaV1.4 activity, suggesting a general regulatory mechanism for all L-type calcium channels.
Lingjie Sang, Ivy E. Dick, David T. Yue
doaj   +1 more source

Three-Dimensional Model of Sub-Plasmalemmal Ca2+ Microdomains Evoked by T Cell Receptor/CD3 Complex Stimulation

open access: yesFrontiers in Molecular Biosciences, 2022
Ca2+ signalling plays an essential role in T cell activation, which is a key step to start an adaptive immune response. During the transition from a quiescent to a fully activated state, Ca2+ microdomains of reduced spatial and temporal extents develop ...
Diana Gil   +3 more
doaj   +1 more source

Calcium Phosphate Cement Leakage During Balloon Kyphoplasty Causing Incomplete Paraplegia: Case Report and Review of the Literature

open access: yesJournal of Orthopedic and Spine Trauma, 2016
Introduction: Bone cement leakage is the most common, however, it can have potentially disastrous complications during vertebroplasty and balloon kyphoplasty (BK).
Papaioannou Ioannis   +2 more
doaj   +1 more source

CFTR-mediated anion secretion in parathyroid hormone-treated Caco-2 cells is associated with PKA and PI3K phosphorylation but not intracellular pH changes or Na+/K+-ATPase abundance

open access: yesBiochemistry and Biophysics Reports, 2021
Parathyroid hormone (PTH) has previously been shown to enhance the transepithelial secretion of Cl− and HCO3− across the intestinal epithelia including Caco-2 monolayer, but the underlying cellular mechanisms are not completely understood.
Rattana Chaimana   +7 more
doaj   +1 more source

Detecting stoichiometry of macromolecular complexes in live cells using FRET

open access: yesNature Communications, 2016
Measuring thein vivo stoichiometry of protein-protein interactions is challenging. Here the authors take a FRET-based approach, quantifying stoichiometry based on ratiometric comparison of donor and acceptor fluorescence, and apply their method to report
Manu Ben-Johny   +2 more
doaj   +1 more source

Calcium and Excitation-Contraction Coupling in the Heart

open access: yesCirculation Research, 2017
Cardiac contractility is regulated by changes in intracellular Ca concentration ([Ca2+]i). Normal function requires that [Ca2+]i be sufficiently high in systole and low in diastole.
D. Eisner   +3 more
semanticscholar   +1 more source

Development and in vitro characterization of humanized antibodies for blocking human TRPM4 channel

open access: yesScientific Reports
Transient receptor potential melastatin 4 (TRPM4) channel, a monovalent cation channel, plays a crucial role in various neurological disorders. We previously showed that TRPM4 activity can be blocked by our antibodies: M4P, which targets rat TRPM4 and ...
Shunhui Wei   +6 more
doaj   +1 more source

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