Sentences with phrase «way cells process»

Not exact matches

The second question has in fact two facets: (a) how does it arise in the development of the individual organism during the process of growth from the moment of fertilization of the egg; and (b) how does the egg itself come to get that way — that is to say, how can we conceive of evolution as having «designed» the cell?

Consider also his claim that «the right way to think» about a visual experience is that «photons reflected off objects attack the photoreceptor cells of the retina and this sets up a series of neuronal processes (the retina being part of the brain), which eventually result, if all goes well, in a visual experience that is a perception of the very object that originally reflected the photons» (MC 64).

It is completely different in the most important ways, which is it does NOT feed cancer cells in the way highly processed white sugar does and it does NOT cause chemical reactions in the brain (exactly like heroin)-- keeping you craving more sugary foods / drinks like highly processed white sugar does.

The study, «Polarity of varicosity initiation in central neuron mechanosensation,» which will be published June 12 in The Journal of Cell Biology, observes the swelling process in live cultured neurons and could lead to new ways of limiting the symptoms associated with concussive brain injuries.

While our work has used mouse models because we can study the process in detail this way, we do know that milk cells cross into human babies as well.»

For now, drugs such as rituximab that deplete B - cells not only offer potential relief for those with autoimmune illnesses, but a new way of understanding these conditions — as an unintended consequence of the natural selection process B - cells undergo each time they encounter a new pathogen.

In June, neuroscientist Adam Anderson's team at Cornell University demonstrated that, though our feelings may seem unique, our brains process them using a similar pattern of brain cell, or neuron, activation — meaning we feel feelings the same way.

A European lab combines «light sheet» microscopy with an illumination process that subtracts the static caused by scattered photons to devise a way to clearly observe the inner workings of cells over a period of days

The cells are also lost naturally because of the aging process, especially in the face, which leads to permanent, deep wrinkles, something anti-aging treatments can't fix in a cosmetically satisfactory way.

«One of the major goals of nanoplasmonics is to search for better ways to monitor processes in living cells in real time,» says Prof. Shen.

But because genes can regulate multiple processes, more work is needed to determine the safety of modifying the cell cycle in such a way.

While the process usually proceeds in a one - way direction, artificially inducing the activity of key transcription factors can reprogram differentiated cells back into a stem - like state, a discovery honored with the 2012 Nobel prize.

But Welte speculates that when internal temperatures do fluctuate in humans, as in the case of fevers, our cells may also need a way to coordinate the protein - building process.

Knowing how these cells mature during development might lead to a better grasp of just how to replicate that process in the adult brain, which could eventually pave the way to strategies that rejuvenate aging circuits, Donato said.

My colleague Mike Lewis and I spent almost a year selecting cells (mostly getting them contaminated in the process), to eventually find out that they all behaved pretty much the same way.

«Knowing how cells respond to mechanical cues in the living embryo and how they physically sculpt tissues and organs in the 3D space will transform the way we think about developmental processes,» said Otger Campàs, a professor in the Department of Mechanical Engineering at UCSB and senior author on the paper that reports this novel technique in Nature Methods.

The process results in each cell being condensed and repackaged in a way that is common across cells types and points to a fundamental process of cell biology.»

In people who age prematurely, changes in the way that DNA is tightly packed in cells leads to mayhem that promotes the aging process, researchers have discovered.

«If we can identify the point at which tumor cells acquire the characteristics of stem cells, it will be possible to look for ways to interrupt the process and avoid progression of the disease.»

In his thirties, he learned about a new way to stain tissue developed by the Italian Camillo Golgi: a new silver - based stain that turned some nerve cells completely black while leaving most others entirely untouched, rendering the delicate branches of the nerve processes clearly visible (as seen in the image on the left).

In the process, those cells can rapidly find ways around medicines intended to shut them down.

Scientists from Singapore's Nanyang Technological University (NTU) have discovered a key process during the invasion of the blood cell by the Malaria parasite, and more importantly, found a way to block this invasion.

Excessive or uncontrolled inflammation can actually make injuries worse and contribute to disease in a couple of different ways — by activating cell death processes, clogging and rupturing blood vessels and producing toxic molecules like free radicals.

Even more notable, Loki has genes that code for proteins involved in phagocytosis, the process by which one cell can swallow another — and widely believed to be the way eukaryotes acquired mitochondria, a cell's power source.

In particular, they have examined the ways in which viruses hijack cell proteins to help regulate their exit and spread from the host cell through the budding process.

Immature egg cells begin this way, but are transformed through a process called meiosis into mature egg cells that only have one copy of each chromosome.

Stochasticity, the random nature of biochemical processes, is an unavoidable feature underlying cell biology, and some organisms — including plants — have evolved ways to harness this randomness.

In both humans and birds, cells process this gene in a way that produces both a full - length protein and a shorter version of the protein.

By charting the spinal circuits that process and transmit pain signals in mice, the study, published online November 20, 2014 in Cell, lays the groundwork for identifying ways to treat pain disorders that have no clear physical cause.

This process of activating oxygen molecules by adding electrons is ubiquitous — all living organisms use this trick, and modern fuel cells also work in this way.

It would also be possible to geometrically position a series of proteins inside and outside the cell in custom ways in order to investigate the influence of spatial proximity for example on information processing in the cell.

«As researchers started using these cells more, it became clear that during the process of reprogramming to create stem cells the cell was also rejuvenated in other ways,» says Jerome Mertens, a postdoctoral research fellow and first author of the new paper.

«We now know that precursors cells can be reprogrammed in a way that function is impaired at the final stage of their development, but so far no one has discovered how to reverse the process.

The KRAS oncogene activates the PI3K enzyme pathway (involved in cell growth, proliferation and survival) and the MEK / MAPK pathway (a process that governs the way growth factors bind to the cell surface).

The dome's structure inspired an explanation of the architecture of human red blood cells, the discovery of fullerene molecules (which take the form of buckyballs and carbon nanotubes), and ways to process data for robotic vision.

As for future applications, the group's method will offer researchers a new way to study processes such as cell division and virus infection.

The toxicity of chokeberry extract on normal blood vessel lining cells was tested and found to have no effects up to the highest levels used (50 ug / ml), suggesting that the cell death effect is happening in a way other than through preventing new blood vessel formation (anti-angiogenesis), a process that is important in cancer cell growth.

The latest frontier in this search for cancer telltales is the cellular process of endocytosis, which is the way cells take outside materials like proteins inside.

He adds, «Exciton diffusion and transport are important processes in solar - cell devices, so understanding what limits these may well help the design of better materials, or the development of better ways to process materials so that energy losses during exciton migration are limited.»

On a molecular level this process is controlled by a wide range of factors, ensuring that the right number of undifferentiated progenitor cells differentiate into skin cells and make their way to replace the old damaged ones.

This process allows specialized Pac - Man — like brain cells called microglia to engulf the targeted synapses, paving the way for more precise brain wiring.

One of the central ways that cells react to their environments is to produce mRNA by a process of gene expression.

«Right now, the only way to get H2 — to use in fuel cells, for example — is through secondary processes,» Worman explained.

One way IBM is hoping to cut costs is by making its cells through a process that dissolves the semiconductor materials in a solvent to create a solution that is placed on a glass or metal sheet and heated until the materials adhere.

Dr Zhen Xu, Professor David Huang, Dr Stefan Glaser and their colleagues have answered this question and in the process have identified potential ways in which cancer cells may develop resistance to BET inhibitors.

Diffusion is the process that lets the color spread through tea, but there is way more to it than that: It's also one of the most fundamental principles underlying the inner workings of living cells.

A study led by Dr. Nicholas Harmer, Senior Lecturer in Structural Biochemistry at the University of Exeter, published today in the journal Chemistry and Biology, provides new information about the way bacterial cells build up a defensive sugar coating and how that process can be interrupted.

Both processes enable the cell to produce energy, but in different ways; respiration yields more energy overall, but fermentation can occur even when oxygen is completely absent.

The process, called «cell extrusion,» is the way a new cell replaces an existing one in the epithelium by «pushing up» the cell to be discarded.

These small RNA molecules must be trimmed from long hairpin - loop structures, raising a question: How do cells know which RNA loops need to be processed this way and which don't?