Animal experiments show that it is relatively easy to treat cancer in the early stages.
Not exact matches
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.
The US government have done extensive
experiments with
animals where they've found roughly one in ten of them (given an equal choice) repeatedly
show a sexual preference for the same sex — the
animals, not the US government.
This printed eyelash scarf (currently on sale for $ 29.50) from J. Crew Factory is available in several bold prints; the sweet hyacinth (
shown) is a fun option is you want to
experiment with
animal prints.
The results of the
experiment showed that the baby formed an association between the sound and the furry
animals.
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 vast differences in the physiology of different species and poorly conducted
experiments, it comes as no surprise that 92 % of all drugs that are
shown to be safe and effective in
animal tests prove to be ineffective or even dangerous to humans.
And they're beginning to conduct
experiments that
show that such enrichments not only benefit
animals, but science as well.
They were able to do so by building on an
experiment showing that grafting a peripheral nerve into the space between a severed spinal cord in an
animal model brought about nerve regeneration (albeit limited).
But its importance in the more immediate regulation of sleep, like when a bright light wakes someone up, remained debatable because the
experiments needed to
show its role in a living
animal were essentially impossible.
And an
experiment with mice
showed that LDL cholesterol stuck around longer in the blood of the
animals who had eaten rice than in those who had not.
Animal experiments have
shown it is possible to transmit the prion via blood, but prions behave differently in different species, and these three cases are the only definitive evidence that blood - borne transmission can happen in people.
Experiments show that microscopic ocean plants and
animals — the base of the food chain — will be impacted
The new report describes
experiments in mice
showing how genetic variation in a host
animal shapes the microbiome — a rich ecosystem of mostly beneficial microorgannisms that resides in the gut — and sets the table for the onset of metabolic disease.
Results of their proof - of - concept
experiments in monkeys, published Aug. 25 in the Journal of Medicinal Chemistry,
show a tenfold better delivery of the drug to the brain compared with the rest of
animals» bodies.
Subsequent
experiments showed that the reminder object worked better when it was unusual or unique in its context (for instance, the only stuffed
animal on the desk).
His team has
shown this in lab
experiments with copepods, another kind of abundant small marine
animal.
Their series of
experiments showed that a single application of concentrated, mature B cells accelerated wound healing and improved the quality of tissue repair in both
animal models.
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.
Experiments that model the bacteria in
animal cells, for example, have
shown that P. aeruginosa behaves and grows in certain ways only when it is in the infected lungs of a person with CF.
If further
experiments show that the hologenome theory applies to
animals like mice, it would not invalidate the basic idea of natural selection giving rise to new species.
Other unborn
animals have
shown similar smarts in recent
experiments.
Many
experiments have
shown that when people or
animals learn a skill, they perform it better after a good sleep.
But the scientists noticed something odd when they ran control
experiments in which they injected the hydrogel without added cells: Some of the
animals» hearts still
showed improvement compared with untreated
animals.
It is just one of hundreds of compounds that have
shown great promise in
animal experiments — such as helping rats learn their way around mazes — yet seem to produce at best only marginal effects in patients.
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.
Numerous
experiments with genetically altered mice and rats have
shown that when natural brain compounds, called endocannabinoids, are missing or their receptors are blocked, the
animals are more susceptible to pain, can not control their appetites, have trouble handling anxiety and are less able to cope with stress.
In one
experiment, Simonet noticed that puppies romped for joy when they heard recordings of these sounds; in another, she was able to
show that these same sounds helped to calm dogs in an
animal shelter.
A series of
experiments showed that SW033291 could inactivate 15 - PGDH in a test tube and inside a cell, and, most importantly, when injected into
animal models.
The loss was bad for the vaccine: In a series of
experiments Hensley and his colleagues
showed antibodies from humans and ferrets (a good
animal model for influenza A studies) that had been exposed to the egg - grown vaccine did not effectively kill the circulating sugar - adorned viruses.
«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.»
In a first
animal experiment, scientists at FLI also infected three cows with the virus and
showed that the virus replicated in them; one developed fever and diarrhea.
Researchers at the Fund for the Replacement of
Animals in Medical
Experiments (FRAME) in Nottingham, have just finished the first stage of development, which draws on research
showing that human skin cells produce chemicals called cytokines when exposed to chemicals that are irritants.
In
experiments in
animals, researchers from the University of Michigan Medical School
showed that adding rapamycin to an immunotherapy approach strengthened the immune response against brain tumor cells.
In the converse
experiment, the group
showed that when increasing lipid production in lungs of
animals already injured and developing pulmonary fibrosis, lung scarring could be reduced by 70 - 80 percent.
«We had some indication that rapamycin would enhance the cytotoxic T cell effect, from previous
experiments in both
animals and humans
showing that the drug produced modest effects by itself,» says Maria Castro, Ph.D., senior author of the new paper.
The researchers then describe a further
experiment with hippocampal - lesioned
animals and
show the
animals were both significantly deficient in learning the task and also took longer to make choices.
A second
experiment showed that the drugs - plus - DNA therapy reduced bacterial growth from a secondary infection, and in one of seven
animals, it gave «complete protection» to the lungs against reinfection.
The new report describes
experiments in mice
showing how genetic variation in a host
animal shapes the microbiome — a rich ecosystem of mostly beneficial microorganisms that resides in the gut — and sets the table for the onset of metabolic disease.
The initial results of the cow study,
showing that people do empathize with the
animal, indicate that the same model could be useful in other
experiments, he said.
Data
shown is an average of three independent
experiments in cells from two different
animals.
After ruling out other possible explanations for the site, including natural geological processes, other
animals and damage caused by the construction work that led to its discovery, the team carried out
experiments to
show how humans could have broken the bones in the way they were found.
While Gurdon's tadpoles did not survive to grow into adult frogs, his
experiment showed that the process of specialization in
animal cells was reversible, and his technique of nuclear transfer paved the way for later cloning successes.
These
experiments clearly
showed that the
animals could respond to a light stimulus via their induced eyes.
But
experiments in rodents, done in the early 1950s,
showed that bone marrow transplants can rebuild new blood in
animals whose own marrow was destroyed, raising hopes that a similar approach might also work in man to treat leukemia or radiation damage.
This
experiment was conducted to verify the findings in the initial
experiment of a hypersensitivity immunopathologic - like reaction after SARS - CoV challenge of vaccinated
animals, to determine if a higher dosage of the S protein vaccine (SV) would suppress infection and still exhibit a similar reaction, and whether the original β propiolactone inactivated whole virus vaccine (BPV) that had
shown an immunopathologic - like reaction after challenge of vaccinated ferrets and nonhuman primates exhibited a similar immunopathologic reaction in the mouse model [13], [14].
By the end of that year, they had
shown in classic
animal experiments that pancreatic extracts reduced blood sugar, removing sugar from the urine of dogs whose pancreas had been removedANCHOR.
For some years an asthma drug called amlexanox has been studied for its ability to inhibit TBK1, and a previous
experiment showed that when administered to obese mice, it caused weight loss and increased the
animals» sensitivity to insulin, helping improve their diabetes and fatty liver disease.
One logical next step, says Arnon Lotem, a behavioral ecologist at Tel Aviv University, is to create an
experiment that assesses whether
animals that receive antibiotics
show higher or lower levels of helping behaviors.
In a laboratory
experiment, scientists from GEOMAR Helmholtz Centre for Ocean Research Kiel
showed that younger
animals already eat less and grow more slowly at only slightly elevated carbon dioxide concentrations.