When the researchers repeated
the challenge experiments in two different immune - deficient mouse strains, they found that HB36.6 can protect these mice as well.
But in 1976, the U.S. National Commission for the Protection of Human Subjects of Biomedical and Behavioral Research — the country's first bioethics policy effort — issued a report that effectively brought human
challenge experiments in prisons to a halt.
Not exact matches
The list has been carefully assembled for the sole purpose of
challenging Dipesh, who is an unwitting, but extremely good - natured, participant
in my journalistic
experiment.
At a time when investment firms are increasingly
experimenting with artificial intelligence and technology that can make trading decisions
in a fraction of a second, identifying disreputable sources has become a bigger
challenge.
Isaacson noted Da Vinci's «willingness to
challenge received wisdom would lead him to craft an empirical approach for understanding nature that foreshadowed the scientific method developed more than century later... His method was rooted
in experiment, curiosity, and the ability to marvel at phenomena that the rest of us rarely pause to ponder after we've outgrown our wonder years».
In science, it's completely encouraged to
challenge prevailing wisdom, and see if you can disprove it with
experiments of your own.
Whereas the dichotomy of subject and object has been
challenged by
experiments in modern physics, a Cartesian dualism still provides the philosophical background of modern molecular biology and, more recently, sociobiology.
The new series will see the women «take part
in a series of entertaining tasks and hidden
experiments which will test their - and our - assumptions,
challenge gender stereotypes and reveal fascinating truths about what it is to be a woman - and man -
in the 21st century».
There's a famous thought
experiment some Christians reference when discussing the
challenge of faith
in the face of doubt.
I am currently doing a 30 - day no - refined - sugar
challenge with a friend of mine, and I wanted to
experiment with using alternative sweeteners
in baking.
I'm going to be
experimenting with more egg - free and dairy - free recipes
in the coming weeks, and to be honest, I'm quite psyched about the
challenge.
I've been
experimenting with vegan baking a lot recently, partly because I keep forgetting to buy eggs, and partly because I've been
in the mood for a
challenge.
I am also interested
in a mix of recipes that are free of other things for when I'm
experimenting with eliminating other items - soy can be particularly
challenging if you like asian flavors (or buying ANYTHING
in the stores).
«As we continue to grow geographically and accept greater
challenges in experimenting with new beers and styles, it is increasingly important to have someone like Kris on our team,» said Gary Fish Founder and owner of Deschutes Brewery.
(3) formation flexibility — it took 20 years for Wenger to return to a back 3 and now he can't seem to choose anything but that formation... the teams
in the premiership and those we could face
in the Europa will present vastly different tactics and we need to have a manager who can prepare this squad for this eventuality and have the fortitude to make the necessary adjustments throughout the season... I have seen nothing
in the past 6 - 7 years to suggest that he is the man to take on this
challenge... I can't even remember when he changed formations when he would replace a small, pacy striker, like during the Walcott
experiment, with the lumbering Giroud... of course this is exactly why there is no other manager
in the world that plays more players out of their natural positions (square peg
in a round hole)
In any case as a Frenchman Wenger no doubt saw the
challenge of trying to win via various unorthodox
experiments as an intellectual
challenge.
«The
challenge of parenting lies
in finding the balance between nurturing, protecting, and guiding your child, and allowing her to explore,
experiment, and become an independent, unique person,» says California family therapist Jane Nelsen, author of the Positive Discipline book series.
«The
challenge of parenting lies
in finding the balance between nurturing, protecting, and guiding your child, and allowing him to explore,
experiment, and become an independent, unique person,» says California family therapist Jane Nelsen, author of the Positive Discipline book series.
The charity said this was «particularly concerning» as most of these
experiments studied human diseases which do not exist
in non-human primates, such as Parkinson's Disease, and this they suggested «significantly
challenges» the validity of the tests.
To make matters more
challenging, Lappas decided at this early stage
in the
experiment to search for patterns not only
in the auditory cortex but
in other areas of the brain as well.
Challenging experiments had to be done
in a short time under high pressure.
It has been
challenging to study liver cirrhosis, also called end - stage liver disease, because most animals used
in experiments do not develop the disease.
In a series of
experiments, the researchers found that 95 % of mice vaccinated with the investigational cocktail were protected against a lethal
challenge with eight different influenza strains expressing seven different influenza A subtypes, compared to only 5 % of mice who received mock vaccinations.
These
challenging experiments, carried out
in a specialised lab, were designed to give insight into the fundamental structure and bonding properties of elements
in parts of the periodic table that have not been studied
in detail.
Instead they are encouraged to take the safer path, performing less
challenging, more routine
experiments in order to assemble the number of publications necessary to take the next step
in the career progression.
With each step
in his laboratory
experiments, the
challenges got harder and more complicated, but because of the rooks» understanding of cause and effect, they produced solutions without resorting to trial and error.
«It is a very
challenging experiment,» says John Rarity, an optical engineer at the University of Bristol, UK, who was not involved
in the work.
She «was dedicated to solv [ing]
challenging problems with the right combination of creative planning and consequent and critical evaluation of
experiments,» he writes
in an e-mail.
Field
experiments have shown that these applications work
in principle; the
challenge now, says Stamets, is making them practical on an industrial scale.
At the famous Solvay conferences
in 1927 and 1930, Einstein
challenged his friend Bohr, the chief proponent of quantum mechanics, with thought
experiments meant to reveal logical contradictions
in the theory.
But as they push forward with the scientifically
challenging transition from mice to monkeys and humans, they are setting the course for the future of infertility treatments — and perhaps even bolder
experiments in reproduction.
However,
experiments investigating materials at conditions deep
in the Earth are
challenging, meaning that to continue gaining insights into these phenomena, experimentalists must turn to modeling and simulation to support and complement their efforts.
In a recent set of experiments, psychologist Nilli Lavie of University College London found that this bit of gray matter holds the key to the phenomenon known as change blindness, in which people overlook the obvious when their attention is challenge
In a recent set of
experiments, psychologist Nilli Lavie of University College London found that this bit of gray matter holds the key to the phenomenon known as change blindness,
in which people overlook the obvious when their attention is challenge
in which people overlook the obvious when their attention is
challenged.
Last month, opposition members of the National Assembly
challenged the government's recent opening to macaque experimentation — and how it would police the welfare of animals used
in such
experiments.
It was a
challenge convincing his colleagues it would be a worthwhile
experiment, but once the data came
in, enthusiasm grew.
Equally well known, but often not satisfactorily addressed, are the
challenges of reproducibility and the difficulty
in obtaining accurate quantitative data and reliable results from Western blot
experiments.
For women
in science — who may be running
experiments, working
in the field, or travelling to conferences and seminars — the everyday
challenges of feeding an infant are amplified even further.
The problem for scientists is that oceanic waters tend to mix, which makes monitoring and delineating an
experiment in the ocean
challenging.
Such
experiments will be a
challenge, Kok says, because it's hard to prevent these midair collisions when recreating a sandstorm
in a wind tunnel or when measuring speeds of windblown sand
in the field.
As for the
challenges faced during the
experiment, Colangelo comments that «
in the first place, we had to develop a theoretical model to see if what we wanted to do was really possible.
In the United Kingdom, for example,
challenge agents are not considered drugs, and
experiments with them thus don't require regulatory approval.
The first
challenge for CNIO researchers was to reproduce the Yamanaka
experiment in a living being.
To help address this
challenge, a team of U.S. Department of Energy researchers conducted laboratory
experiments in an environmental chamber to investigate the effects of NOx on the volatility and chemical composition of SOA generated by isoprene photooxidation.
During a nine - day
experiment, the scientists thus
challenged different groups of this mold with bitter but harmless substances that they needed to pass through
in order to reach a food source.
Experiments usually require tinkering, theories can be articulated
in different ways, background assumptions can often be
challenged, and data rarely speak univocally
in favor of one theory or against another.
Raman says the next big steps are
in overcoming the technical
challenges of delivering the drug, and completing the
experiments essential to file for an Investigational New Drug Application with the Food and Drug Administration to start clinical trials.
Because carbon
in organic matter is essentially all around us, the most
challenging part of conducting these
experiments is avoiding contamination.
In a renowned
experiment known as the Pepsi
Challenge, Montague and his partner probed the neural response to «brand image.»
In 2011, Ranganathan co-founded the #SciFund
Challenge using the general - purpose crowd - funding site RocketHub as an
experiment to test whether scientists can use crowd - funding to support their research.
The youngsters» lackluster performance on the hook - and - bucket
challenge may stem
in part from the conditions under which the
experiments were carried out.