Sentences with phrase «particular molecule»

They identified signals that white blood cells use to control their behaviour, then one by one disabled those signals — discovering that one particular molecule called ERK5 could be manipulated to encourage white blood cells either to throw out pathogens better or to keep them inside and try to kill them for longer.

Make the strands with particular DNA sequences and they will unravel on contact with particular molecules — say, those on a diseased cell.

Spectroscopy, X-ray crystallography and molecular genetics combine to give a detailed picture of events in photosynthesis and show how particular molecules contribute to the process

This particular flame involves particular molecules of oxygen.

Anyone with an allergy has their origin story, a tale of how they discovered that their immune system goes haywire when some arbitrarily particular molecule gets into their body.

What is more, different metal substrates show varying affinities for detecting particular molecules.

«Scientists had already shown that there were particular molecules present in space that came to Earth in an ice comet; this made our team at York think about investigating whether they could be used to make one of the building blocks of DNA.

There are only a finite number of photons of the right wavelengths, and not all of them will hit particular molecules since they are spread out... Thus the «ad infinitum» part of your argument does not apply and there is no problem with CO2 absorbing radiation to take it above the temperature of the atmosphere.

If you are asking how long on average a single particular molecule of CO2 persists in the atmosphere, five years is a good estimate,

Water will freeze or boil at certain temperatures and again who cares what a particular molecule, atom, or particle does in these cases?

To make the gels sensitive to particular compounds, University of Pittsburgh chemists Sanford Asher and John Holtz equipped the polymer with chemical recognition groups, which are designed to bind to particular molecules.

We look at lots of species to figure out the ancestral form of a particular molecule.

At this point RF - radiation changes the dipole orientation of a particular molecule into a more weakly trapped state.

Instead of just letting scent compounds waft into the air, the plants use a particular molecule called a transporter protein to help move the compounds along, a new study found.

Yet figuring out exactly how a particular molecule will smell is much tougher.

When a particular molecule happens to fall into a matching receptor, a neural signal is triggered that is transmitted to the brain as an odor.

The method includes a device known as a PET camera and a trace substance, a particular molecule, which binds to tau.

In addition, this particular molecule is suitable for direct use in cells.

If a particular molecule acts as a drug, for instance, it seems reasonable to explore other molecules with similar structures in the hope that these might be more effective, or perhaps have fewer side effects.

«I don't have a good reason why people haven't looked at this particular molecule in atherosclerosis before,» he says.

While this particular molecule is not found in life on Earth, it is known to possess both left - and right - handed forms.

In one species, they discovered a particular molecule previously found only in multicelled animals.

«If the concentration of a particular molecule is above a specified limit, fresh air is automatically introduced to modify the composition of the air and re-establish good air quality.

Certain cancer cells stave off their death with help from a particular molecule in a protein involved in the body's immune system response, a research team at Rush University Medical Center has found.

The «family» of radio frequencies emitted by a particular molecule forms a unique «fingerprint» that scientists can use to identify that molecule.

The challenge with these particular molecules is that they only exist for several milliseconds making them extremely challenging to image, until now.

Dr Victoria Sanz - Moreno is investigating a particular molecule called ROCK in melanoma.

ELISA (Enzyme Linked Immunosorbent Assay) a quantitative assay that employs antibodies to detect and measure the amount of a particular molecule in a fluid or tissue.

Research is also looking at a particular molecule known as microRNA - 155, which is elevated with this increased inflammation and can create additional gaps in the blood - brain barrier, furthering brain inflammation.

Turmeric, the popular Indian spice, contains an antioxidant called curcumin, which was shown by MD Anderson researchers to reduce the expression of a particular molecule in breast cancer cells that causes the disease to spread to other parts of the body.

Some have traces of cherry and pineapple — Raspet let on that this particular molecule combination shared the organizational structure of a molecule found in both fruits — but claim neither.

Thus, while the lifetime of a particular molecule is roughly 5 years (atmospheric loading of about 800 GtC divided by 60 plus 90 gross fluxes), the net effect is that only about half of the annual addition of fossil fuel CO2 is taken up, and the persistence time of a significant part of the perturbation is over 1,000 years.

A particular molecule will get mixed into the upper ocean, but chemical equilibrium in the absence of a rising CO2 concentration forces another out.

Around a parts - per - million goal for the concentration of a particular molecule in the planet's atmosphere.