Sentences with phrase «of experiments on animals»

Among other things, the law requires facilities to win approval for animal experiments from the Committee for the Purpose of Control and Supervision of Experiments on Animals.

Within its B - movie premise, Rise asks real questions about the future of humanity and the ethics of experimenting on animals... and doesn't take any easy answers.

Not exact matches

Discussion of animals in a theological context, when it does arise, has tended to be limited to moral questions: Can we experiment on animals, and if so, for what purpose?

There could have been a whole host of reasons why your animal started doing the correct part of the experiment without the lamp on.

Indeed, the animal rights movement's fury against the speciesist use of animals» a necessary element for human flourishing, particularly in medical research» has increased to the point that scientists are now under threat of death by the most radical liberationists for daring to experiment on rats or monkeys to find cures for cancer and other human afflictions.

Today's commonplaces of animal rights discourse — concern about the factory farms, the unnecessary lab experiments on monkeys, the cosmetics tested on rabbits — are familiar because of Singer and the tremendous influence of his book.

I do also recognize a hierarchy of living beings in that I regard human life as more valuable than animal life and would not oppose essential medical experiments on animals, although I am not persuaded that all experiments are essential.

Griffin further challenges the assumption of a «human monopoly on conscious thought» by noting that current experiments indicate that animals produce «event related potentials» which resemble those produced by human beings.

Experiments in animal cells have shown that although these genes are required to form pluripotent stem cells during development, they are not powerful enough on their own to overcome the epigenetic programming of a mature cell and convert it to a pluripotent stem cell directly.

Selye and others were able to demonstrate in experiments on animals that during the alarm phase the amount of two hormones, adrenaline and non-adrenaline, increased in the blood.

Those who feel there is something «unnatural» about introducing human genes into animals or plants forget that we share a high proportion of our genes with these species already: it is precisely this collective heritage that allows experiments on frogs to spawn treatments for human cancer.

Based on the amounts being found in people and what is known about the metabolism of bisphenol A from animal experiments, it also appears that human exposures are above the current U.S. safety limit, according to the assessment.

In July 2010, figures published by the Home Office showed that experiments on animals in the UK had fallen by 1 % to just over 3.6 million, with a 10 % decrease in the number of toxicology tests carried out on animals.

«With the Government unwilling to include a ban on the use of stray cats and dogs in the update of the Animals (Scientific Procedures) Act, the worry is that the number of experiments using animals may increase further in future years.Animals (Scientific Procedures) Act, the worry is that the number of experiments using animals may increase further in future years.animals may increase further in future years.»

We are seeing the highest number of experiments conducted on animals in a generation.

More than a third say that they are opposed to the use of animals in any experiment because of the importance that they place on animal welfare.

Insights from experiments on animals are often difficult to apply to humans, Hartung, of Johns Hopkins University, said in a news briefing February 12.

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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 interesting thing here was that we did not simply carry out a dietary experiment, but instead considered the behavior of the animals,» he commented on the approach.

In a separate experiment in anesthetized mice, the scientists «steered» the target area of the TI, without moving the electrodes on the animals» scalps, by altering the relative amount of current in each of the two high - frequency fields.

A team of researchers led by the German Centre for Integrative Biodiversity Research (iDiv) and Leipzig University carried out an experiment to simulate the warming of the soil in the forest and found out surprisingly: The warmer temperatures have no influence on the feeding activity of the soil animals.

The scientists ran an experiment on a group of rats of varying ages, allowing the animals to drink as much sweetened condensed milk as they wanted.

Although the Harvard criteria were based on zero patients and no experiments were conducted either with humans or animals, they soon became the standard for declaring people dead in several states, and in 1981, the Uniform Determination of Death Act (UDDA) was sanctioned by the National Conference of Commissioners on Uniform State Laws.

Although moral codes appear to rule out the act of killing in the bridge experiment, most moral behaviour in animals appears focused on outcomes — the death of an individual, say — rather than the act that brought it about.

Nadeau also studies the potential impacts of climate change on species around the globe, using modeling, field observation and experiments to predict where species are most vulnerable and determine how conservation groups can best mitigate the negative impacts of climate change on animal populations.

Laboratory experiments on animals indicate that as doses decrease, less and less damage escapes DNA - repair mechanisms, says Yoshihisa Matsumoto, a radiation biologist at the Tokyo Institute of Technology.

► The U.S. National Institutes of Health (NIH) has put funding on hold for experiments that involve «mixing human stem cells into very early animal embryos and letting them develop» while it «reconsiders its rules» for this type of research, Gretchen Vogel reported Wednesday.

Thanks to experiments on animals and the advent of human brain imaging, scientists now have a working knowledge of the various kinds of memory as well as which parts of the brain are involved in each.

Use of animals in testing and in biomedical research continues to be necessary in many instances and is ethically preferable to experimenting on humans or forgoing cures that could save human lives.

Nevertheless, there remain many gaps in scientists» understanding of the effects of blasts on the human brain; most new knowledge has come from experiments with animals.

Vazquez is quick to point out that the results of his in vitro research may not ultimately reflect what happens to cells in vivo, nor will the results of animal experiments provide the final word on people.

It said that researchers should avoid experiments on animals so closely related to humans unless the work was impossible to carry out in other animals or was «of sufficient value to offset the moral costs».

«The Parliament has produced a charter for the multibillion - pound animal - research industry to carry on business as usual, with scant regard either for animal welfare or public opinion,» says Michelle Thew, chief executive of the European Coalition to End Animal Experianimal - research industry to carry on business as usual, with scant regard either for animal welfare or public opinion,» says Michelle Thew, chief executive of the European Coalition to End Animal Experianimal welfare or public opinion,» says Michelle Thew, chief executive of the European Coalition to End Animal ExperiAnimal Experiments.

Thomas is experimenting on rats, injecting the animals with bits of genetic material that block the proteins needed to form new memories and to store established ones after they are recalled.

However, because it remains heavily contaminated by radiation, the region represents an accidental ecological experiment to study the effects of ionizing radiation on wild animals.

Signs of neuronal damage around plaques also varied depending on the APOE variant the animals received, and experiments in a different Alzheimer's model in which plaques appear more slowly showed that injection of APOE4 increased levels of free, soluble A-beta in the fluid that bathes the brain.

«The result was an extensive inhibition of tumor growth and prevention of metastasis to the lung in HER2 - positive animal models of breast cancer,» notes Navasona Krishnan, Ph.D., a postdoctoral investigator in the Tonks lab who performed many of the experiments and is lead author on the paper reporting the results.

Suresh Yenugu, an assistant professor in the Department of Animal Sciences at the University of Hyderabad (UoH) in India, needed computer - assisted sperm analysis equipment to measure sperm quality and motility for an experiment he was working on, but he couldn't afford it.

Spearheading the work was University of Gothenburg neuroscientist Sten Grillner, who ran chemical experiments on cats, the standard test animal for studying locomotion.

A few years ago, however, neuroscientist Paul Frankland of the Hospital for Sick Children in Toronto, Canada, noticed that some of the animals in his experiment actually did worse on certain memory tasks when their neuron birth rates had been ramped up.

In a series of experiments in mice, the researchers developed a computer program that connected the neural activity in the animals» brains to musical notes, so that when one group of neurons switched on, a corresponding musical note played.

Based on maze studies involving animals, the typical subjects for this type of experiment, Gagliano and colleagues expected the peas to grow randomly, which is the standard research assumption — for animals.

Experiments with mice show that after just four weeks on a high - fat or a high - sugar diet, the performance of mice on various tests of mental and physical function began to drop, compared to animals on a normal diet.

Claparède's pin turns out to be a somewhat diabolical twist on the classic behaviorist experiment of fear conditioning: Put a rat in a cage, play a tone, and simultaneously deliver a shock to the animal.

To test ideas of animal domestication, a bold experiment in Siberia put evolution on a fast track

The results indicate that the highest number of new hippocampal neurons was observed in rats that ran long distances and that also had a genetic predisposition to benefit from aerobic exercise: Compared to sedentary animals, HRT rats that ran voluntarily on a running wheel had 2 - 3 times more new hippocampal neurons at the end of the experiment.

Last year, researchers started 3.2 million experiments or «scientific procedures» on laboratory animals, an increase of 35 000 over the number begun in 1990 and the first increase since 1976.

«These half - measures will do little or nothing to prevent the harassment, intimidation, and violence,» says Mark Matfield, executive director of the Research Defense Society, which represents scientists who experiment on animals.

«New MRI contrast agent tested on big animals: Experiments in dogs, rabbits and monkeys show the efficacy and biocompatibility of a new MRI / MRA contrast agent in detecting stroke.»