Mitochondrial injury in pancreatitis.

abstract：:MAP kinases are a family of protein kinases that are ubiquitously expressed and play roles in most signal transduction pathways. They are activated within protein kinase cascades consisting of at least three kinases acting in series. In many, if not all cases, the three-kinase cascade, conveniently referred to as a MA...

journal_title：Cell calcium

authors： Karandikar M,Cobb MH

更新日期：1999-11-01 00:00:00

abstract：:Synaptic transmission is a key signaling event, whereby an action potential-induced release of chemical neurotransmitters again generates a positive or negative electrical activity via opening of postsynaptic channels. Thereafter, information spreads through space, from the postsynaptic membranes to the dendrites, to ...

journal_title：Cell calcium

authors： Bito H

更新日期：1998-02-01 00:00:00

abstract：:In smooth muscle, Ca(2+) regulates cell division, growth and cell death as well as providing the main trigger for contraction. Ion channels provide the major access route to elevate the cytoplasmic Ca(2+) concentration ([Ca(2+)](c)) in smooth muscle by permitting Ca(2+) entry across the plasma membrane and release of ...

journal_title：Cell calcium

authors： Chalmers S,Olson ML,MacMillan D,Rainbow RD,McCarron JG

更新日期：2007-10-01 00:00:00

abstract：:Ca2+ pumps are essential for removing cytosolic Ca2+ either across the plasma membrane (PM) or into internal organelles such as the sarcoplasmic reticulum (SR). Four genes (PMCA1, PMCA2, PMCA3 and PMCA4) have been reported to encode the PM Ca2+ pumps and three (SERCA1, SERCA2 and SERCA3) to encode the SR Ca2+ pumps. T...

journal_title：Cell calcium

authors： Grover AK,Khan I

更新日期：1992-01-01 00:00:00

abstract：:Pacemaker cells residing in the sinoatrial node generate the regular heartbeat. Ca2+ signaling controls the heartbeat rate-directly, through the effect on membrane molecules (NCX exchange, K+ channel), and indirectly, through activation of calmodulin-AC-cAMP-PKA signaling. Thus, the physiological role of signaling in ...

journal_title：Cell calcium

authors： Segal S,Kirschner Peretz N,Arbel-Ganon L,Liang J,Li L,Marbach D,Yang D,Wang SQ,Yaniv Y

更新日期：2019-03-01 00:00:00

abstract：:A preparation of sea urchin eggs permeabilized with digitonin (40 microM for 2.5 min) was used to study the kinetic characteristics of the two cellular compartments suspected to play a key role in cellular calcium transfer during fertilization: an ATP-dependent Ca2+ pool (Km = 0.47 microM; Vm = 0.48 nmol/min.mg protei...

journal_title：Cell calcium

authors： Girard JP,Gillot I,De Renzis G,Payan P

更新日期：1991-04-01 00:00:00

abstract：:Signaling between intracellular Ca2+ stores and cell membrane channels or transporters is important to Ca(2+)-based second messenger systems. Two hypotheses, the capacitative and the Ca(2+)-induced Ca(2+)-influx models have been proposed to explain aspects of this signaling. In this study, we examined the applicabilit...

journal_title：Cell calcium

authors： Razani-Boroujerdi S,Partridge LD,Sopori ML

更新日期：1994-12-01 00:00:00

abstract：:There is controversy as to whether TRP channels participate in mediating store-operated current (I(SOC)) and store-operated Ca(2+) entry (SOCE). Our recent study has demonstrated that TRPC1 forms heteromeric channels with TRPV4 in vascular endothelial cells and that Ca(2+) store depletion enhances the vesicle traffick...

journal_title：Cell calcium

authors： Ma X,Cheng KT,Wong CO,O'Neil RG,Birnbaumer L,Ambudkar IS,Yao X

更新日期：2011-12-01 00:00:00

abstract：:Light-sensitive channels encoded by the Drosophila transient receptor potential-like gene (trpl) are activated in situ by an unknown mechanism requiring activation of Gq and phospholipase C (PLC). Recent studies have variously concluded that heterologously expressed TRPL channels are activated by direct Gq-protein int...

journal_title：Cell calcium

authors： Hardie RC,Raghu P

更新日期：1998-09-01 00:00:00

abstract：:Human neutrophils, preloaded with the fluorescent probe, Fura-2, were exposed to Ca2+-releasing agents. The monitored traces of fluorescence were transformed by computer to cytosolic Ca2+ concentration ([ Ca2+]i). Due to quenching of Fura-2, the addition of Mn2+ enabled us to compute the cytosolic concentration of tot...

journal_title：Cell calcium

authors： Foder B,Scharff O,Thastrup O

更新日期：1989-10-01 00:00:00

abstract：:The mammalian transient receptor potential (TRP) proteins consist of a superfamily of Ca2+-permeant non-selective cation channels with structural similarities to Drosophila TRP. The TRP superfamily can be divided into three major families, among them the "canonical TRP" family (TRPC). The seven protein products of the...

journal_title：Cell calcium

authors： Trebak M,Vazquez G,Bird GS,Putney JW Jr

更新日期：2003-05-01 00:00:00

abstract：:The adenine nucleotide translocator (ANT) is an autoantigen in myocarditis and dilated cardiomyopathy. Carrier-specific antibodies impair myocardial energy metabolism and heart function. They cross-react with a myolemmal calcium channel and alter calcium fluxes in isolated myocytes. To test whether antibodies against ...

journal_title：Cell calcium

authors： Schulze K,Heineman FW,Schultheiss HP,Balaban RS

更新日期：1999-05-01 00:00:00

abstract：:Cellular calcium signaling events are transient. Hence they are observed in real time using fluorescence imaging or electrophysiological methods that require sophisticated instrumentation and specialized skills. For high throughput assays simple and inexpensive techniques are desirable. Many calcium channels that serv...

journal_title：Cell calcium

authors： Chandrika AR,Steephan M,Raveendran Nair R,Sudarsana Devi SP,Kumar M,Paul S,Madhavan M,Omkumar RV

更新日期：2018-09-01 00:00:00

abstract：:The tissue/medium distribution of the nonmetabolized glucose analog [14C]-3-O-methyl-D-glucose was measured in pigeon erythrocytes and related to changes in 45Ca uptake and efflux, total calcium content and ATP levels. Sugar transport was not affected by changes in external Ca2+. However, both sugar and 45Ca influx we...

journal_title：Cell calcium

authors： Bihler I,Charles P,Sawh PC

更新日期：1982-08-01 00:00:00

abstract：:Mechanically induced channel activities and increase of intracellular calcium ([Ca2+]i) in normal and cancerous murine mammary cells (MMT 060562) were investigated using the patch clamp technique and Fura-2 fluorescence. Both cell types showed similar properties. Upon mechanical stimulation, activation of the Ca(2+)-d...

journal_title：Cell calcium

authors： Enomoto K,Furuya K,Yamagishi S,Maeno T

更新日期：1992-08-01 00:00:00

abstract：:The importance of Ca(2+) signaling in astrocytes is undisputed but a potential role of Ca(2+) influx via L-channels in the brain in vivo is disputed, although expression of these channels in cultured astrocytes is recognized. This study shows that an increase in free cytosolic Ca(2+) concentration ([Ca(2+)]i) in astro...

journal_title：Cell calcium

authors： Yan E,Li B,Gu L,Hertz L,Peng L

更新日期：2013-11-01 00:00:00

abstract：:Here, we report the characterization of a human cDNA coding for the recently published amino acid sequence of a calcium-binding S100 protein, S100A12 (CGRP, calgranulin C, CAAF1, p6). The exon/intron structure of the S100A12 gene is similar to most other S100 genes. It is composed of three exons which are divided by t...

journal_title：Cell calcium

authors： Wicki R,Marenholz I,Mischke D,Schäfer BW,Heizmann CW

更新日期：1996-12-01 00:00:00

abstract：:The ability of the ectodermal cells to be induced and to differentiate toward neural tissue, called neural competence, is acquired shortly before gastrulation and lost during late gastrula stages in Pleurodeles waltl embryos. We have examined ectodermal cells' neural competence in relation to the evolution of the dens...

journal_title：Cell calcium

authors： Leclerc C,Duprat AM,Moreau M

更新日期：1995-03-01 00:00:00

abstract：:Sarcoplasmic reticulum (SR) is abundant in uterine smooth muscle cells. The functional role of this organelle in the regulation of uterine myocytes is not fully understood. The data available in the literature suggest that SR plays a dual role: as a source of calcium and as a calcium sink shaping calcium transients pr...

journal_title：Cell calcium

authors： Shmygol A,Wray S

更新日期：2004-06-01 00:00:00

abstract：:C3H/10T1/2 mouse embryo fibroblasts stimulated by a steady electric field (10 V/cm) for 30 min exhibited lamellar retraction on the sides facing the electrodes. Some cells elongated and preferentially oriented with their long axis perpendicular to the field direction. Depletion of external calcium or blockage of calci...

journal_title：Cell calcium

authors： Onuma EK,Hui SW

更新日期：1985-06-01 00:00:00

abstract：:Calcium regulates the proliferation and differentiation of keratinocytes both in vivo and in vitro. Elevated extracellular Ca2+ concentration ([Ca2+]o) raises the intracellular free calcium ([Ca2+]i) and activates differentiation-related genes. Cells lacking the calcium-sensing receptor (CaR) fail to respond to [Ca2+]...

journal_title：Cell calcium

authors： Tu CL,Oda Y,Komuves L,Bikle DD

更新日期：2004-03-01 00:00:00

abstract：:NAADP (nicotinic acid adenine dinucleotide phosphate) is a recently discovered second messenger, and as such, we have much yet to learn about its functions in health and disease. A bottleneck in this basic research is due to NAADP, like all second messengers, being charged to prevent it from leaking out of cells. This...

journal_title：Cell calcium

authors： Parkesh R,Lewis AM,Aley PK,Arredouani A,Rossi S,Tavares R,Vasudevan SR,Rosen D,Galione A,Dowden J,Churchill GC

更新日期：2008-06-01 00:00:00

abstract：:Factors contributing to "local control" of Ca2+ release in cardiac myocytes are incompletely understood. We induced local release of Ca2+ by regional exposure of mouse atrial and ventricular myocytes to 10mM caffeine for 500 ms using a rapid solution switcher. Propagation of Ca2+ release was imaged by means of a Nipko...

journal_title：Cell calcium

authors： Seguchi H,Ritter M,Shizukuishi M,Ishida H,Chokoh G,Nakazawa H,Spitzer KW,Barry WH

更新日期：2005-07-01 00:00:00

abstract：:The best known calcium waves move at about 5-30 microns/s (at 20 degrees C) and will be called fast waves to distinguish them from slow (contractile) ones which move at 0.1-1 microns/s as well as electrically propagated, ultrafast ones. Fast waves move deep within cells and seem to underlie most calcium signals. Their...

journal_title：Cell calcium

authors： Jaffe LF

更新日期：1993-11-01 00:00:00

abstract：:The formation of a heterotetrameric complex between annexin 2 (anx 2) and S100A10 plays an important role in regulating the cellular distribution and biochemical properties of anx 2. A major distinction between the anx 2-S100A10 complex and other annexin-S100 complexes is that S100A10 binding to anx 2 occurs independe...

journal_title：Cell calcium

authors： Borthwick LA,Neal A,Hobson L,Gerke V,Robson L,Muimo R

更新日期：2008-08-01 00:00:00

abstract：:The mechanism by which the depletion of intracellular Ca2+ stores stimulates Ca2+ influx is poorly understood. However, the coupling of depletion to influx is broken during mitosis [Preston, S.F. et. al., (1991) Cell Regul., 2, 915-925]. Thus, in interphase HeLa cells, activation of the histamine H1 receptor, or incub...

journal_title：Cell calcium

authors： Berlin RD,Preston SF

更新日期：1993-05-01 00:00:00

abstract：:Calcium-permeable channels have traditionally been thought of as therapeutic targets in excitable cells. For instance, voltage-operated Ca2+ channels in neurones and smooth muscle cells for neurological and cardiovascular diseases although calcium-permeable channels are also functionally important in electrically non-...

journal_title：Cell calcium

authors： Li S,Westwick J,Poll C

更新日期：2003-05-01 00:00:00

abstract：:Antigen-mediated mast cell (MC) degranulation is the critical early event in the induction of allergic reactions. Transient receptor potential channels (TRPC), particularly TRPC1, are thought to contribute to such MC activation. To explore the contribution of TRPC1 in MC-driven allergic reactions, we examined antigen-...

journal_title：Cell calcium

authors： Medic N,Desai A,Olivera A,Abramowitz J,Birnbaumer L,Beaven MA,Gilfillan AM,Metcalfe DD

更新日期：2013-05-01 00:00:00

abstract：:The actions of the novel calcium (Ca2+) channel antagonist mibefradil (Ro 40-5967), a selective T-type channel blocker in myocardium, were investigated in embryonic rat spinal motoneurones maintained in culture. Whole-cell currents were recorded with the patch-clamp technique. Motoneurones displayed transient, low-vol...

journal_title：Cell calcium

authors： Viana F,Van den Bosch L,Missiaen L,Vandenberghe W,Droogmans G,Nilius B,Robberecht W

更新日期：1997-10-01 00:00:00

abstract：:In HEK293 cells, transfected with the Ca2+ channel protein TRPV6, Ca2+ influx is increased and TRPV6 is tyrosine phosphorylated following addition of the tyrosine phosphatase inhibitor N,N-dimethyl-hydroxamido hydroxovanadate to cells. This effect of DMHV is enhanced by co-transfection of cells with the tyrosine kinas...

journal_title：Cell calcium

authors： Sternfeld L,Anderie I,Schmid A,Al-Shaldi H,Krause E,Magg T,Schreiner D,Hofer HW,Schulz I

更新日期：2007-07-01 00:00:00