Sentences with phrase «performed experiments on»

Performed experiments on harmless insects and birds to control the population of harmful insects

To test whether chronic childhood gut problems could lead to adult anxiety and depression, researchers performed experiments on baby rats, irritating their stomachs for six days.

Then we showed them what would happen if you performed some experiments on the machine; for example, you take off one disk, flip the switch and see what happens to the other disk.

The researchers are currently performing experiments on specific lncRNAs to reveal their precise functions within the inner ear sensory epithelium.

Farley had the idea of performing the experiment on Mars using the SAM instrument.

In the new research — published Oct. 21 in the early online edition of Proceedings of the National Academy of Sciences - Margeta, former postdoctoral associate Agata Habas, PhD, now at UC San Diego, and colleagues teased apart the relative contributions of neurons and astrocytes in Nrf2 signaling by performing experiments on cell cultures containing predominantly neurons, predominantly astrocytes, or a mixture of both.

Antoine E. Karnoub, another researcher at Whitehead, performs experiments on living human and mouse cells that are kept in a freezer packed with liquid nitrogen.

«I wanted to use a submicron X-ray beam, so I asked colleague Kenneth Evans - Lutterodt to perform an experiment on the microdiffraction beamline at Brookhaven National Laboratory,» she added.

We have them growing in the lab, so we can perform experiments on them.

Your job amounts to estimating how stiff the spring in the box is, without being allowed to take apart the box or perform any experiments on it.

Experience might also play a role here, he adds, as his Mainz research group has been performing experiments on board of the M55 Geophysika for 21 years.

Experiments are expensive, and it is impossible for scientists to perform experiments on all the possible targets.

In the film Gleeson and Isaac play a couple of tech geniuses (nerds) who perform experiments on the world's first true A.I., an adorable robot girl named Ava (Vikander).

For example, when teachers practiced with pH and temperature probes in performing experiments on greenhouse gases, they also improved their knowledge on this topic.

In the late eighteenth century, a scientist named Luigi Galvani performed an experiment on a frog, making a slight cut just beneath the frog's skin to expose nerve cells.

Supporting legislation to prohibit elementary and secondary school students from performing experiments on animals which cause or could cause pain, suffering or death.

For example, after I progressed through the game and built up my cadet barracks I was given the option to perform experiments on my cadets.

Winfriede intends to perform experiments on Anna to steal her hidden telekinetic powers — but Anna has no intention of remaining the witch's prisoner...

Given that global climate is not something we can perform experiments on, is validation possible even in principle?

This means, unlike climate, you can perform experiment on this fluid dymanical system that we carry a couple of around with us.

When we perform our experiments on the same system that had the excursion (which is ideal if it is available), or on an equivalent system, we take great care to assure that our test system responds the same way to input as the original system that had the excursion of interest.

One example of this is to take the simulation as reality and believe that perform experiments on it are representative of reality.

Not exact matches

Instead of performing sophisticated, potentially expensive, dangerous and unethical experiments on a new product, it's a wise approach to adopt the prototyping technique that can save the company from these potential risks.

Of course, there will always be cases in which you need to analyze data on a shorter time frame — like when you are evaluating results of an experiment or testing the effect of a new software release — but for those cases you can always perform an ad hocanalysis using a temporary spreadsheet.

Many of the experiments being done up there could be performed on Earth, and space travel has never been about science, but about «adventure» and «dick measuring.»

Canadian astronaut Robert Thirsk began the experiment on Nov. 21, and considered it one of the more interesting tasks he performed during his six - month mission.

Furthermore, «experiments at the ELA are carefully designed to simulate environmentally - relevant conditions, and are only performed if ecosystems will recover naturally from the manipulation,» wrote Blais, a leading authority on mercury pollution.

Later Einstein on other grounds developed the theory of relativity; only then did the Michelson - Morley experiment, performed twenty - five years earlier, appear as important evidence against all ether theories.

Yet his interest in alchemy, for example, is attested by the fact that his library contained 175 books on it, that he left 650,000 words of notes on it and that he performed many alchemical experiments (Kearney 1971, Manuel 1968).

I said experiment because I am not sure how their chemistry would work out on the pitch as we do not see them everyday in training... for example I am not sure if Neny can play the defensive role as effectively as Coq, but since Coq is not performing at the level we usually expect of him anyway, I would pun for Neny there for now... Based on what I have seen so far, I would say Neny defensive game would be based on covering and interceptions rather than going in strongly for tackles like Coq but the plus is he runs and covers more ground than Flamini, and his movement and ball distribution is definitely better than both Flamini and Coq.

«Experimenting With Babies: 50 Amazing Science Projects You Can Perform on Your Kid illuminates how children acquire skills such as walking, talking and sharing, and how they develop, physically and emotionally, during the first 24 months of life.

«Software engineer (and parent) Shaun Gallagher has come up with 50 tests you can conduct on your baby in Experimenting with Babies: 50 Amazing Science Projects You Can Perform on Your Kid to explain their behavior and understand them better.»

Experimenting With Babies: 50 Science Projects You Can Perform on Your Kid shows parents how to recreate landmark scientific studies on cognitive, motor, social and behavioral development — using their own bundles of joy as the research subjects.

Buy «Experimenting With Babies,» which contains 50 other fascinating science projects you can perform on your kid.

Ultimately, then, I needed to determine if the logistics of running a new laboratory «business» were more appealing to me than performing hands - on laboratory experiments.

Scientists are forced either to experiment on whole animals, which is expensive, raises ethical issues and may not predict effects in humans, or to perform tests on microscopic human cells found in tissue cultures, which have been altered to live forever and bear little relation to actual living, breathing people.

Building the Picture Much of what we know about how neurons allow animals to make sense of their surroundings began with experiments performed on the visual cortex of animals by David Hubel and Torsten Wiesel.

The UNC collaborators on the study team, led by Timothy C. Nichols, MD, performed gene therapy experiments using the well - established dog colony at their institution.

In an experiment completed a few months ago, the Scripps researchers found that although the average novice doesn't curate as well as a person with a doctorate, groups of novices actually perform on par, or even slightly better, than a professional.

They went on to perform the experiments that made GFP and its variants into a powerful research tool, the foundation of a multimillion - dollar industry.

The new system now demonstrated will soon allow further experiments on phase transitions in classical systems and in the quantum universe as well as tests in the field of nonlinear physics (e.g. solitons) to be performed in a well - controlled comparative system.

Drawing on their work with fast - moving charged particles and materials such as silicon, they performed experiments that showed that charged water particles could slam into rust or sand grains and generate O2.

A detailed ozone model budget analysis was performed with simultaneous observations of O3, HCl, H2O, CH4, NO, and NO2 from the Halogen Occultation Experiment (HALOE) on the Upper Atmosphere Research Satellite (UARS) under conditions with the strongest photochemical control of ozone.

To get to a grip on the actual data, I spent time in a lab performing yeast two - hybrid experiments.

It hosted three space crews whose members performed science experiments, including one group of astronauts who remained on the station for a then - record 84 days.

Through hypervelocity impact experiments performed using the Vertical Gun Range at the NASA Ames Research Center, Schultz was able to show that those grooves were likely formed by chunks of the impactor that sheared off on initial contact with the surface.

In 2010 and 2011, during the STS - 132 and STS - 135 missions aboard space shuttle Atlantis, astronauts in space and scientists on Earth performed nearly simultaneous parallel experiments; both teams cultured samples of P. aeruginosa bacteria using conditions that encouraged biofilm formation.

He then performed a series of underwater experiments, first on the tadpoles and then on the frogs they became.

Warren and her colleagues performed laboratory experiments on olivine, the main mineral found in the Earth's mantle (the upper ~ 250 miles of the planet).

One outstanding aspect of the book: Each chapter ends with a description of some of Darwin's experiments that nonscientists can perform on their own.