Sentences with phrase «calcium release in»

This new direction in the field of muscle fatigue is exciting to me because my work for the past 15 years has focused largely on the regulation of intracellular calcium release in cardiac muscle.

Responses were correlated to calcium release in cultured rat uterine smooth muscle cells measured by fluorescence microscopy.

Not exact matches

It has so many other health benefits and I'll list them briefly; high in mineral especialy calcium (more than any other plant), high in protein, anti-viral / - infection / - inflammation properties as well as offering polysaccharides which can prevent for example type two diabetes, improve liver function, stabalise blood sugar and last but not least release «happy» brain chemicals.

«RyR2 is a mutation — we call it «leaky» RyR2 — that increases the normal amount of calcium inside the cell, which, in turn, triggers the release of an increased amount of neurotransmitters.

When elevating calcium ion concentration directly at the presynaptic terminal with the use of caged calcium, cleavage of SNAP - 25 by botulinum toxin A (BoNT / A) produced a strong reduction in the calcium sensitivity for release, whereas cleavage of syntaxin using BoNT / C1 and synaptobrevin using tetanus toxin (TeNT) produced an all - or - nothing block without changing the kinetics of remaining vesicles.

Volk: Yeah, so Icille was released into Earth's biosphere at the same time Dave was, from a limestone, from the calcium carbonate of a limestone cliff in the Dordogne valley of southern France about the same time that we have the earliest, very earliest cave art in the human prehistory; but Icille didn't last very long in the biosphere, she got trapped in this ice core.

The team found that the main calcium influx pathway involved in the mineralization of enamel [called the CRAC (Ca2 + release - activated Ca2 +) channel — the main type of SOCE (Store - operated Ca2 + entry) channel — is critical for controlling calcium uptake, which is necessary for the development of tooth enamel.

In a new study, biomedical engineers found that by attaching microscopic beads to receptors on the cell's surface, they can produce the technique's cell - stretching, calcium - releasing effects much more safely.

In order to visualize this signal, the scientists performed experiments with transgenic Arabidopsis plants which were genetically modified to express a protein in the cytosol, the liquid inside the cells, which breaks down and releases light energy after it has bound calcium ionIn order to visualize this signal, the scientists performed experiments with transgenic Arabidopsis plants which were genetically modified to express a protein in the cytosol, the liquid inside the cells, which breaks down and releases light energy after it has bound calcium ionin the cytosol, the liquid inside the cells, which breaks down and releases light energy after it has bound calcium ions.

After separation of the solid fraction, the released phosphate dissolved in the liquid fraction can be precipitated as magnesium ammonium phosphate and calcium phosphate, which in turn are directly usable as high value fertilising salts.

They report this month in the Proceedings of the Royal Society B that changes in the heartbeat due to temperature (the heart slows as it cools and then speeds back up as the fish resurfaces) and adrenaline, released from the stress of diving, alter the electrical activity of the heart cells to sustain the constant calcium cycling needed to keep the heart going.

This regulation is spectacularly apparent in the exquisite speed and precision of synaptic exocytosis, where synaptotagmin (the calcium - ion sensor for fusion) cooperates with complexin (the clamp activator) to control the precisely timed release of neurotransmitters that initiates synaptic transmission and underlies brain function.

While most cases of osteoporosis are caused by normal aging, another leading cause of the bone - loss disease is a condition called hyperparathyroidism, in which the parathyroid glands release an excessive amount of a hormone that regulates the body's calcium levels.

First, mild endoplasmic reticulum stress and impaired calcium release seriously disturbed mitochondrial dynamics, thus providing an explanation as to why alterations in the endoplasmic reticulum could lead to impaired mitochondrial dynamics.

«The small amount of calcium released per stimulus is the key element that permits the calcium pumps in midshipman swimbladder muscle to keep up over long periods of high - frequency stimulation,» Rome explains.

«Bacterial and host cell proteins interact to regulate Chlamydia's «exit strategy»: New research suggests major role for calcium ion signaling in release of Chlamydia from infected cells.»

Calcium entry can spark the release of neurotransmitter packages in less than a millisecond.

Crucially, however, midshipman muscles release approximately eight times less calcium than toadfish muscles in response to single nerve impulses.

Subsequent work established that it plays an essential role in calcium - regulated neurotransmitter release.

They showed that endocrine disruptors — applied at concentrations measured in body fluids — directly open CatSper and, thereby, increase calcium levels in sperm, change their swimming behavior, and trigger the release of digestive enzymes that help sperm to break through the egg coat.

Liu, K.Q., Bunnell, S.C., Gurniak, C.B. & Berg, L.J. T cell receptor - initiated calcium release is uncoupled from capacitative calcium entry in Itk - deficient T cells.

Role of initial protein phosphorylation events and localized release - activated calcium influx in B cell antigen receptor signaling.

Inhibition of both oxytocin - induced contraction and calcium release by the traditional NAADP - signaling disrupter bafilomycin and the NAADP receptor antagonist Ned - 19 clearly demonstrated a role for NAADP in oxytocin - induced signaling.

Smooth muscle cell arachidonic acid release, migration, and proliferation are markedly attenuated in mice null for calcium - independent phospholipase A2β.

The role of calcium release activated calcium channels in osteoclast differentiation.

Nicotinic cholinergic signaling in hippocampal astrocytes involves calcium - induced calcium release from intracellular stores.

Regulation of inositol 1, 4, 5 - trisphosphate receptor - mediated calcium release by the Na / K - ATPase in cultured renal epithelial cells.

He discovered that one of the vesicle membrane proteins, synaptotagmin, had separate calcium and phospholipid binding domains, suggesting it had a key role in transmitter release.

Südhof used genetic engineering to «knock - out» the synaptotagmin gene in mice, with the result that synapses from the forebrains of mice that lacked synaptotagmin lost their capacity for fast calcium - triggered release of neurotransmitter, thus confirming the importance of synaptotagmin in vivo.

«We found that healthy food stores within one mile of their home was the only significant factor that reduced or slowed the progression of calcium buildup in coronary arteries,» co-lead author Ella August said in a journal news release.

Blood calcium is very tightly self - regulated, but if calcium is low in the blood either due to low calcium in your diet or a deficiency caused by another illness, calcium is released from the bones.

It is higher in calcium than other types of protein and allows for a steady release of nutrients into the bloodstream.

Ammonia is a byproduct from muscle metabolism during exercise (from use of ATP) and when it builds up it can cause less calcium release and declining pH in muscles, thus lower muscle contraction capability.

PTH has a variety of effects including raising blood calcium levels (by breaking down and releasing calcium in our bones), increasing calcium absorption in the digestive system and it also affects our sense of well being.

In addition, calcium is used to help blood vessels move blood throughout the body and to help release hormones and enzymes that affect almost every function in the human bodIn addition, calcium is used to help blood vessels move blood throughout the body and to help release hormones and enzymes that affect almost every function in the human bodin the human body.

Titin is activated by calcium ions (Labeit et al. 2003; Cornachione et al. 2016), which are released in response to the action potentials that cause activation of muscle fibers.

Thanks to research over the past 15 years or so, we now know that the bitter taste receptors in our mouths release neurotransmitters that stimulate, via the vagus nerve, an increase in intracellular calcium concentrations.

Soak in a warm sauna or bath to help release toxins and avoid foods that increase calcium oxalate levels such as chocolate and rhubarb.

Ingredient Details: Sustained release ultra-premium protein matrix comprised of (ultra-filtereed whey protein concentrate (milk) rich in lactalbumin, microfiltered whey protein isolate (milk) rich in whey isolate peptide fractions, calcium caseinate, micellar alpha and beta caseinates (milk), milk protein isolate (milk), and egg albumen (egg), glutamine peptides), richmix sunflower powder, Litesse II Polydextrose, natural and artificial flavors, nutrisperse MCT powder, cellulose gum, natural vegetable color, sucralose (splenda), acesulfame potassium, lecithin soy, aminogen, and papain.

Those on diets high in phytate excreted lots of calcium; those on diets high in phosphorus from meat or released from phytic acid through proper preparation excreted small amounts of calcium.

Calcium is a mineral that supports muscle function, transmits nerve impulses to help cells communicate with each other, and is involved in the release of certain hormones.

Calcium and magnesium work in tandem in cells throughout the body, most notably in muscle contractions and neurotransmitter release.

The parathyroid glands release more parathyroid hormones if the calcium in one's body is low.

As I mentioned above, magnesium works in tandem with calcium to regulate cell function in muscle contraction and neurotransmitter release.

Updated recommendations for calcium intake based on the optimization of bone health were released by the Food and Nutrition Board (FNB) of the Institute of Medicine in 2011 (9).

Leaches calcium from bones is released into the kidney, resulting in stone formation before being excreted.

Dental Diet made by Royal Canin also binds calcium in the mouth, preventing it from being used to form tartar, and then releases the calcium in the gut where it can be used nutritionally.

In a greenhouse study, the nitrification inhibitor encapsulated calcium carbide (a slow - release source of acetylene) was added with 75, 150, and 225 mg of 75 atom % 15N urea - N to flooded pots containing 18 - day - old rice (Oryza sativa L.) plants.

Mark and I were able to clear up this point with a thermometer because the reaction of hydrochloric acid with calcium carbonate, the basic ingredient of limestone, is exothermic — it releases energy in the form of a known amount of heat per amount of reaction products.