152 articles concerning extended query found, showing 1 to 10
DETAILS * Exposure to extremely low-frequency electromagnetic fields inhibits T-type calcium channels via AA/LTE signaling pathway. med./biol.
Cui Y, Liu X, Yang T, Mei YA, Hu C (2014), Cell Calcium 55 (1): 48 - 58
Aim: To investigate the effects of extremely low frequency magnetic fields on human T-type calcium channels transfected in embryonic kidney cells and on native T-type calcium channels in cultured mouse cortical neurons.
Endpoints: molecular biosynthesis (level of arachidonic acid and leukotriene E4; expression of calcium channels); cell function (cell electrophysiology)
System: intact cell/cell culture (in vitro): HEK 293 cells (human embryonic kidney cell line) and cortical neurons (cultured from embryonic ICR mice)
Exposure: 50 Hz, magnetic field, 50/60 Hz (AC)
DETAILS * Exposure to extremely low frequency electromagnetic fields alters the calcium dynamics of cultured entorhinal cortex neurons. med./biol.
Luo FL, Yang N, He C, Li HL, Li C, Chen F, Xiong JX, Hu ZA, Zhang J (2014), Environ Res 135: 236 - 246
Aim: To investiagte the influence of extremely low frequency magnetic fields on the calcium homeostasis in cultured entorhinal cortex neurons.
Endpoints: cell function (electrophysiological changes of the cells)
System: intact cell/cell culture (in vitro): neurons from the entorhinal cortex of newborn rats
Exposure: 50 Hz, magnetic field, 50/60 Hz (AC)
* Correlation of magnetic AC field on cardiac myocyte Ca(2+) transients at different magnetic DC levels. med./biol.
Fixler D, Yitzhaki S, Axelrod A, Zinman T, Shainberg A (2012), Bioelectromagnetics 33 (8): 634 - 640
Exposure: 15 Hz - 19 Hz, magnetic field, static magnetic field, geomagnetic field, low frequency field, 50/60 Hz (AC)
* Millimeter wave-induced modulation of calcium dynamics in an engineered skin co-culture model: role of secreted ATP on calcium spiking. med./biol.
Sun S, Titushkin I, Varner J, Cho M (2012), J Radiat Res 53 (2): 159 - 167
Exposure: 94 GHz, millimeter waves
DETAILS * Intracellular Ca Mobilization and Beta-hexosaminidase Release Are Not Influenced by 60 Hz-electromagnetic Fields (EMF) in RBL 2H3 Cells. med./biol.
Hwang YH, Song HS, Kim HR, Ko MS, Jeong JM, Kim YH, Ryu JS, Sohn UD, Gimm YM, Myung SH, Sim SS (2011), Korean J Physiol Pharmacol 15 (5): 313 - 317
Aim: To study the effect of electromagnetic fields on intracellular Ca2+ mobilization (as universal messenger) stimulated by melittin (0.1-1 ÁM), ionomycin (1-100 nM) and thapsigargin (10-1000 nM) and on beta-hexosaminidase release in RBL-2H3 cells.
Endpoints: cell function (intracellular Ca2+ mobilization and exocytosis)
System: intact cell/cell culture (in vitro): RBL-2H3 (rat basophilic leukemia cells)
Exposure: 60 Hz, magnetic field, low frequency field, 50/60 Hz (AC)
DETAILS * Intracellular Ca(2+) levels in rat ventricle cells exposed to extremely low frequency magnetic field. med./biol.
Sert C, Soker S, Deniz M, Nergiz Y (2011), Electromagn Biol Med 30 (1): 14 - 20
Aim: To study the effects of a magnetic field on intracellular Ca2+ levels in cardiac ventricle cells of rats.
Endpoints: effects on cardiovascular system (Ca2+ levels in cardiac ventricle cells)
System: animal (species/strain): rat/Sprague-Dawley
Exposure: 50 Hz, magnetic field, low frequency field, 50/60 Hz (AC)
* Effects of exposure to a time-varying 1.5 T magnetic field on the neurotransmitter-activated increase in intracellular Ca(2+) in relation to actin fiber and mitochondrial functions in bovine adrenal chromaffin cells. med./biol.
Ikehara T, Nishisako H, Minami Y, Ichinose Sasaki H, Shiraishi T, Kitamura M, Shono M, Houchi H, Kawazoe K, Minakuchi K, Yoshizaki K, Kinouchi Y, Miyamoto H (2010), Biochimica et Biophysica Acta - General Subjects 1800 (12): 1221 - 1230
Exposure: magnetic field
DETAILS * Effect of 835 MHz radiofrequency radiation exposure on calcium binding proteins in the hippocampus of the mouse brain. med./biol.
Maskey D, Kim M, Aryal B, Pradhan J, Choi IY, Park KS, Son T, Hong SY, Kim SB, Kim HG, Kim MJ (2010), Brain Res 1313: 232 - 241
Aim: To study whether radiofrequency exposure at 835 MHz (CDMA) affected changes in the expression of calcium binding proteins like calbindin-D(28k) and calretinin in the mouse hippocampus at SAR values of 1.6 W/kg and 4 W/kg at different exposure durations.
Endpoints: effects on the neurological system (expression of calbindin-D(28k) and calretinin in the mouse hippocampus)
System: animal (species/strain): mouse/ICR
Exposure: 835 MHz, mobile communication system, mobile phone, CDMA
DETAILS * Exposure to GSM RF Fields Does Not Affect Calcium Homeostasis in Human Endothelial Cells, Rat Pheocromocytoma Cells or Rat Hippocampal Neurons. med./biol.
O'Connor RP, Madison SD, Leveque P, Roderick HL, Bootman MD (2010), PLoS One 5 (7): e11828
Aim: To study the putative changes in cellular Ca2+ homeostasis during exposure of cells to 900 MHz GSM fields of differing power in three different cell types.
Endpoints: cell function (calcium homeostasis)
System: intact cell/cell culture (in vitro): PC-12 neuroblastoma cells, EA.hy926 cells (human endothelial cells) and primary hippocampal neurons
Exposure: 900 MHz, mobile communication system, GSM, CW (continuous wave)
DETAILS * Magnetic Fields at Extremely Low-Frequency (50 Hz, 0.8 mT) Can Induce the Uptake of Intracellular Calcium Levels in Osteoblasts. med./biol.
Zhang X, Liu X, Pan L, Lee I (2010), Biochem Biophys Res Commun 396 (3): 662 - 666
Aim: Rat osteoblasts were used as a model to test the hypothesis that extremely low frequency magnetic fields can alter the concentrations of intracellular calcium, and to examine if there is a window effect.
Endpoints: effects on intracellular calcium level
System: intact cell/cell culture (in vitro): osteoblasts from calvarium of rats (Wistar)
Exposure: 15 Hz - 100 Hz, magnetic field, low frequency field, signals/pulses, 50/60 Hz (AC)