Sentences with phrase «cell density of»

To keep the cells vital, an optimal cell density of 0.5 — 1.5 × 106 cells per ml medium was maintained.

Daily medium exchanges help alleviate cellular stresses associated with pH changes and resource consumption due to the high cell density of the culture.

We considered focusing our studies on the peripheral corneal endothelium and endothelial limbus after reports by Schimmelpfenning [16] and Daus et al. [17] indicated a significant increase in endothelial cell density of the peripheral corneal endothelium.

The cell density of cartilage is also very low, therefore, cell cultures offer an easier approach to study cellular responses of chondrocytic cells, e.g., to mechanical stimuli.

We are still hopeful that these filter feeders may make this year's bloom less intense in this region than it has been in recent years,» said Gobler noting that in 2011 and 2012, cell densities of the brown tide were more than twice as dense as the current bloom at two million cells per milliliter.

Not exact matches

The Wave uses five layers of varied density foam, including the open cell foam that's used in the upper layers of the Wave to regulate your body temperature.

Depositing aerated chocolate can be difficult, especially when considering the importance of maintaining the integrity of the cell structure, density and by no means least of all deposit weight accuracy.

It contains specially designed EPE foam which is one of the best shock - absorbent, high - density, closed - cell foam.

The padding itself is comprised of a multi-layer small cell foam, which means that it is higher density than you would normally find on a massage chair.

From the frame to the high - density, small - cell foam padding, this product has all of the comfort and stability you would expect from a professional, portable massage table.

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DWI reveals differences in the mobility of water molecules in tissue and the results can be used to create apparent diffusion coefficient (ADC) maps that provide a measure of local cell density.

In preclinical studies using cell models that mimicked liver cells of patients with the rare disease Friedreich's ataxia (FA), a widely used cholesterol - lowering drug increased a precursor of HDL (high - density lipoprotein), the «good cholesterol,» according to new research published in PLOS ONE from the Perelman School of Medicine at the University of Pennsylvania.

When the modified cells were injected into mice whose hind limbs had been injured, the tissue that regrew to repair the damage had three times the blood vessel density of similar tissue in mice given unmodified cells.

One earlier study investigated how cancer cells attempt to strike a balance in the density of the fibrous netting surrounding them.

Brewer's yeast cells break down inedible sugars in their environment into edible ones, meaning that individuals get a boost from the work of their neighbors — especially at high densities.

What he showed is if he took the fluids from cultures of cells that lit up and squirted them on cells that were at a low cell density, they all turned on light.

«But what I find most interesting in Parkes» samples is the high density of microbial cells.

The team then diluted the cells in one of the wells in each group to an extremely low density, creating what they call a «bad region.»

Light of this wavelength decreases water density and pushes water out of the cell.

Researchers at Tufts University have created a genetically modified yeast that can more efficiently consume a novel nutrient, xylose, enabling the yeast to grow faster and to higher cell densities, raising the prospect of a significantly faster path toward the design of new synthetic organisms for industrial applications, according to a study published today in Nature Communications.

Mammalian brains are made of these: A dataset of the numbers and densities of neuronal and nonneuronal cells in the brain of glires, primates, scandentia, eulipotyphlans, afrotherians and artiodactyls, and their relationship with body mass.

Since TiO2 is transparent, almost all sun light reaches the photoactive chalcopyrite, leading to the observed high photocurrent density and photovoltage comparable with those of a conventional device - grade thin - film solar cell.

The researchers» biggest challenge was increasing the biofuel cell's energy density, meaning the amount of energy it can generate per surface area.

In a second study, (abstract 3.312) researchers from the Federal University of São Paulo show that reduced cell density in certain parts of the hippocampus may be linked to deficits in short - and long - term memory in certain patients with TLE - HS.

«Despite the fact that the literature describes only correlation between verbal memory tests and hippocampal cell densities in patients with left hippocampal sclerosis, we found a correlation between right hippocampal cell densities and performance on visual memory tests, including both immediate and delayed recall,» says authors Sandra Mara Comper and Anaclara Prada Jardim, students in the laboratory of Dr. Elza Marcia Yacubian at the Federal University of São Paulo.

The novel experimental approach and the concept of the study itself were conceived after one of the paper's authors, Harvard University theoretical physicist Subir Sachdev, pondered the differing electron density wave behavior along the different bonds of the CuO2 unit cell.

The carbohydrate moiety associated with this residue, which is recognizable in the cryo - EM electron density, may function as an attachment site of the virus to host cells.

By doubling the power density of the fuel cell stack, GM engineers halved its size as well as halved the amount of expensive materials, such as platinum catalysts, that such fuel cells require.

«Based on our study, it appears plant cells need both a high density of the enzymes that create cellulose, and their rapid movement across the cell surface, to make this happen so quickly.»

Then they examined the density — the concentration of functioning cells — in the gray matter and the white matter of each subject's brain.

Cells exactly as dense as the gadolinium medium will hover in the middle of the channel, but cells of higher density will sink sligCells exactly as dense as the gadolinium medium will hover in the middle of the channel, but cells of higher density will sink sligcells of higher density will sink slightly.

A team of bioengineers and geneticists has designed a device that can suspend a single living cell between magnets and measure its density based on how high it floats.

The ~ 6 - million - km2 Amazonian lowlands were divided into 1 ° cells, and mean tree density was estimated for each cell by using a loess regression model that included no environmental data but had its basis exclusively in the geographic location of tree plots.

Their answer, garnered through a series of electrophysiology, dendritic spine density and immunohistochemistry experiments with mice that were genetically altered to produce either more new neurons or kill off newborn neurons, supports the second model — some of the cortical neurons transfer their connections from mature granule cells to the new granule cells.

In layer 2, the density of cartridges arising from a transcriptionally - unique subset of chandelier cells containing calbindin was nearly 3-fold higher in the schizophrenia group.

On the contrary, high levels of HDL cholesterol — the one carried by high - density lipoproteins — may avoid cell propagation.

Meanwhile, the fuel cell variant would feature a smaller battery for energy - storage purposes, as GM's next - generation, high - energy density fuel cell stack will be able to provide sufficient quantities of electricity to the motor on its own.

The study also demonstrates that the density of a specific subclass of chandelier cell cartridges is higher exclusively in layer 2 in the disease.

The results of the study prove that the accumulation of LDL cholesterol cells — the one carried by low - density lipoproteins — may play a crucial role in promoting cell mobility.

In contrast, there was no difference in the density of chandelier cell cartridges lacking calbindin in layer 2 or in either type of cartridge across layers 3 - 6.

The researchers had assumed that pigeons must have an advantage over humans because of their greater nerve cell density.

In fact, very near the part of your retina where your photoreceptor density is highest lies a region devoid of sensory cells, in which you are completely blind.

The scientists could even obtain a threshold density for those defects: Above a certain threshold, the output power of the solar cell decreases rapidly.

Because of density differences, the cancer cells tend to settle to the bottom of the wells (and this only happens in a narrow window), where they encounter the antibodies.

A lithium - sulfur cell can have almost double the energy of a lithium - ion cell for the same mass, yielding an edge where energy density is critical, like in portable electronics or in cars.

It is now clear that mutations in the cancer cell cause the violent ruffling, which leads to a high density of vacuoles (those fluid - filled bubbles visible within the cell).

The remarkable density of life at deep - sea hydrothermal vents is explained by the mutually beneficial symbiosis of invertebrate animals and sulfide - oxidizing bacteria that colonize their cells

The resulting elevated receptor density traps secreted Dpp at or near its site of production, leading to high Dpp signaling in the cells that transcribe dpp.

Endothelial cells (passage 5) from each line were plated onto 96 - well plates at a density of 1000 cells / well in 10 % DMEM.