Interestingly, the genetically modified mice still showed the classic male-mating repertoire mounting, penetration and ejaculation.
Mice engineered to lack myostatin get far bulkier than if they are given steroids.
Mice bred without dopamine receptors in the nucleus accumbens quickly starve themselves to death.
Then, in the mid-1990s, he injected the vaccine into mice with tumors containing the mutant gene.
Scientists then tested a class of drugs called histone deacetylase, or HDAC, inhibitors on the mice.
The mice used in the study were genetically engineered to completely lack ephrin-B3 protein.
High doses of the drug, meanwhile, killed three of eight mice, the Pfizer study says.
Alarm bells rang and additional tests were ordered with 800 rats and 800 mice.
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When implanted in mice, just a few hundred of these stem cells generated a massive tumor.
One of the weirder things it gets right: keyboards, mice, and other PC accessories.
However, surprisingly, when they gave the male mice oestrogen the damage was even worse.
Some mice that received the treatment lived almost twice as long as they would have otherwise.
In 1994 the University of Paris' Lucienne Chatenoud tried treating diabetic mice with Bluestone's antibody.
The animals survived exposure to 10 times the dose of ricin that killed unvaccinated mice.
After each experience, all the mice continued to drink the normal amount of alcohol.
Three months after the tests, the normal mice were still drinking the original amount.
That revelation has been confirmed in mice, fruit flies, dogs and other lab animals.
Resveratrol activates cellular proteins called sirtuins which promote longer life in worms and mice.
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Deleting this gene from mice makes the animals almost totally resistant to artery gunk.
In mice, Fouchier said, the mutation makes the infection as much as 1, 000 times more virulent.
When we went into the house he knew where the mice were all hiding.
In the latest study, researchers compared three groups of obese mice on a high-calorie diet.
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They managed to prevent the destruction of oocytes in female mice who were undergoing radiotherapy.
"It would have taken us years to screen this many drugs in mice, " says Dr. Kunkel.
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Unlike mice, fish also have permeable skin, and absorb drugs put in the water.
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Paralyzed mice have been made to walk, but there's not much money in treating paralyzed mice.
He took human breast tumor cells, implanted them in mice and waited for metastases to occur.
The researchers have demonstrated the effectiveness of this technique in living mice, both awake and asleep.
Essentially a neurological link that allows the mice to use auditory feedback to keep a tune.
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