Sentences with phrase «under laboratory conditions»

Working out the functions of these microbial genes is a big challenge because many of the microbes that live within us are extremely reluctant to grow when cultured under laboratory conditions.
However the team are keen to stress these prints were taken under laboratory conditions.
Our study shows that the parasite genome evolves very fast under laboratory conditions.
The errors in the projections were due to applying a model that was valid for special cases under laboratory conditions, but did not take into account factor of air resistance.
One important reason for this is that only about 1 % of all microbial species can be cultured under laboratory conditions.
It has been tested under laboratory conditions for effectiveness against a variety of free radicals, including singlet oxygen, super-oxide, and hydroxyl radicals.
Much of our knowledge about the direct sublethal and lethal effects of chloride contamination comes from single - species toxicity tests conducted under laboratory conditions.
«However, most of the studies of sleep and health have been done under laboratory conditions that can not replicate the complexities of life in the real world.
What is important is that it is effective not only under laboratory conditions but also when actually used in the aquatic environment,» Herget concluded.
Oh, and I'll completely reverse my position as soon as someone performs an observable, repeatable, and recordable miracle under laboratory conditions.
And they did so under laboratory conditions that more or less mimicked some of the conditions on early Earth.
The Turquoise killifish (Nothobranchius furzeri) is the shortest - lived vertebrate that can be kept under laboratory conditions.
Rather than worrying about what temperatures made various substances do what under laboratory conditions, Fahrenheit simply used 100 degrees to denote the highest temperature reached with any kind of regularity in Western Europe, and 0 degrees for the lowest.
Their analysis showed that one quarter of the phages under study were able to transduce antimicrobial resistance to E. coli bacteria under laboratory conditions.
By using a molecular clone, they have simulated the course of disease in a targeted way under laboratory conditions.
By using the molecular clone, different aspects of the viral lifecycle could be simulated, manipulated and studied under laboratory conditions.
As such, the team says, it should be possible to determine entropy of the masseter muscles under laboratory conditions by recording precise energy measurements of the tissue while a person chews and so provide an estimate of lifespan based on likely quantities of food they eat each day through their lives.
Although Lacks died shortly afterwards from her aggressive disease, scientists were able to keep her cancer cells alive and replicating under laboratory conditions.
Adults collected from the wild and tested under laboratory conditions maintained their levels of oxygen uptake when exposed to moderate hypoxia for one week.
The antibiotic, Doxycycline, followed by doses of ascorbic acid (Vitamin C), were surprisingly effective in killing the cancer stem cells under laboratory conditions, according to the research published in the journal Oncotarget.
Now research at Pennsylvania State University is putting this trait to practical use: measuring heat flow in large machines under laboratory conditions.
Scientists from the UFZ, the University of Aarhus (Denmark) and the DBFZ succeeded in increasing the production of methane, the most valuable component of biogas, by up to 14 percent under laboratory conditions when the scientists added the substrate to the fermentation tank at intervals of between one and two days compared to the conventional interval of every two hours feeding.
RNA polymerase is one of the few proven targets for antibiotics in this organism, so this new finding should help in the testing of potential new drugs that inhibit RNA polymerase under laboratory conditions.
This riddle can seem impossible to unravel, given children don't learn to eat under laboratory conditions.
While the rhinovirus C structure determination was certainly accelerated by this new technology, it was also dependent upon Rossmann's many years of expertise, Liu's efforts, and years of work by Palmenberg's experienced team in order to get the virus to grow under laboratory conditions.
Limited studies have shown Pds to be temperature sensitive, produce numerous enzymes under laboratory conditions, and contain several dual virulence factors.
Typically sprouting will remove somewhere between 20 - 30 % of phytic acid after two or three days for beans, seeds and grains under laboratory conditions at a constant 77 degrees Fahrenheit.
It is not feasible to test for antibody levels for each potentially fatal disease and it is nearly impossible, even under laboratory conditions, to predict exactly when the maternal antibody levels will be low enough, and the infant's immune system mature enough to begin producing the level of antibodies needed for protection from any one disease.
Tests were performed in their autoclave oven under laboratory conditions.
Transient Infrared Thermography Heat Loss Measurements on Parabolic Trough Receivers Under Laboratory Conditions
Environmental conditions that existed during the epidemic should also coincide with the pathogen's behavior under laboratory conditions.
Samples of 400 - year - old plants known as bryophytes have flourished under laboratory conditions.
Famously studied by Konrad Lorenz (whose parentless geese became very attached to him and his boots) and Mary Ainsworth (observing mother - infant interactions under laboratory conditions), the scientific story of attachment began from direct observation of behaviour, to inferences about the inner mental state either driving it or resulting from it.
«Even though the experiment was conducted under laboratory conditions, it clearly shows the high potential for evolutionary adaptation in an oceanic microbe such as Emiliania huxleyi,» Lothar Schlüter, first author and PhD student at GEOMAR, points out.
Existing converters have operated only under laboratory conditions and were only able to modify one in several tens of photons.
For example Madame Bire who was blind regained her sight at Lourdes although her optic nerve was still withered and the cloak bearing the picture of Our Lady of Guadalupe was also tested under laboratory conditions.
Under laboratory conditions, the viewing of scenes of sexual violence correlates with increased aggression toward women.
They then demonstrated that under laboratory conditions, they could maintain the cells» function for extended periods while also growing new cells which could be used in future tests to assess the impact of environmental pollutants such as chemicals or plastics which enter in the body via diet.
Under laboratory conditions it is the two hydrogen isotopes — deuterium and tritium — that fuse most readily when held as a plasma at temperatures of several hundred million degrees.
Under laboratory conditions, the neutrinos emitted in this reaction have an energy of 861.84 kiloelectronvolts (keV).
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