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Tag: "rodents" at medical news

Sequencing of the Plague

... bubonic plague, Yersinia pestis, commonly infects rodents in Asia, Africa and the Americas. But it occasiona...h insects and mammals. Fleas that feed on infected rodents swallow the bacteria, which infect and block their midguts. The starving fleas feed ravenously, but ...

Regular Use Of Cocaine Can Impair Brain Functions

...r several days, while the rest were drug free. The rodents were placed in a T-shaped maze where, based on a colored signal, they had to make a choice over which arm of the maze to run down in order to receive a food-based reward. At first, the drugged rats learned the rules fastest and so got their rewards ...

Scientists Have Traced How The SARS Virus evolved

...sts don't know whether some other animals, perhaps rodents who live in the same markets, are the ultimate source of SARS and infected both civets and people at the same time. The new study doesn't shed light on that question.However, it does suggest that the outbreak wasn't caused by a single species jump....

Scientists Have Traced How The SARS Virus evolved

...sts don't know whether some other animals, perhaps rodents who live in the same markets, are the ultimate source of SARS and infected both civets and people at the same time. The new study doesn't shed light on that question.However, it does suggest that the outbreak wasn't caused by a single species jump....

Rodents to be replaced with Dogs for cancer Research

...est the drug toxicity of their new cancer drugs in rodents before testing the drug on dogs. Source: Nature Medicine....

Artificial Sweetners Not Really Safe?

...ical agent, in particular concerning the number of rodents for each experimental group (40–86, compared to 100–150 in the current study) and the termination of previous studies at only 110 weeks of age of the animals,” the study authors wrote. Source: journal Environmental Health Perspectives (EHP)...

Understanding the RNA binding protein and its functions inside the cell

... The researchers studied using whole neurons from rodents to identify RNA interactions in live cells. A multi-talented molecule was made by the Penn researchers in association with ?lo Langel from Stockholm University. This molecule once inside the cells is not easily broken by the enzymes. To one end of ...

Sunny Side Up - Vitamin-D deficiency linked to Schizophrenia

...d in psychotic abnormalities their offsprings. The rodents also exhibited structural changes in the brain akin to changes found in humans afflicted with schizophrenia. It was also observed that , when Vitamin D supplements was combined in the diet for rats, the offsprings recored no such abnormalities.This t...

Men Are Less Capable Of Handling Stress Than Women – New Stud

...ss than men. In the study that was conducted using rodents they found that female rodents handle stress better than males,// and said that it may shed light on health differences between mal...

Group Jogging More Beneficial To Health Than Solo Jogging

...roups of rats that were given exercise wheels. The rodents in the first group exercised by themselves. Those in the second group, however, jogged on the wheel in the company of other rats. After 12 days, the researchers ran tests to estimate the number of new brain cells in each rat. They found that thos...

Disney’s New Attraction Showcases the Discoveries of the Himalayas Expeditio

...he Yak Killer, a beetle that feeds birds and small rodents to its young ones, jumping mouse and new species of amphibians, insects and ants. The scientific journey into the mountains of Southwest China and Nepal also included Walt Disney Imagineering representatives who researched cultural beliefs related ...

'Expedition Everest' Finds New Species

... Killer'; * a beetle that buries birds and small rodents in subterranean crypts to feed its offspring; * an endangered jumping mouse; * and several new species of amphibians, insects and ants.The scientific journey into the mountains of Southwest China and Nepal also included Walt Disney Imagineering r...

Neurological Damage Can Be Reduced By Stem Cell Transplants

...4 days. Unlike the rats in the stroke study, these rodents were injected with rat not human stem cells. Borlongan said the stem cell transplants appear to reawaken stunned brain cells around the area of injury, in the mice that had stroke. The transplants appear to be rescuing the dying cells, he said. Bo...

Stress hormone is the bone of contention for Anxious Behavior in Mice

...nd long-term durations of stress hormone, which in rodents is corticosterone. In humans, usually ongoing, chronic stress, such as caring for a spouse with dementia, rather than acute stress, has been associated with depression. Using 58 mice, the researchers gave the hormone in drinking water so as not to ...

Link Between Stress Hormone And Depression Revealed

...nd long-term durations of stress hormone, which in rodents is corticosterone. In humans, usually ongoing, chr...nd long-term durations of stress hormone, which in rodents is corticosterone. In humans, usually ongoing, chronic stress, such as caring for a spouse with deme...

The Combo Treatment Is Effective to Treat Type 1 Diabetes in Mice

...s finding contributed in a very important way. The rodents also experienced fewer side effects. Scientists have previously tested anti-CD3 antibodies and nasal proinsulin peptides separately in human clinical trials. They have never used the two therapies together. A couple of clinical trials in humans have ...

Alcohol Intake During Pregnancy Is Bad For The Baby’s Hear

...rcadian systems. The study was mainly conducted in rodents during a period equivalent to the third human trimester. They were exposed to alcohol and their ability to synchronize circadian rhythms was studied. The results of the study were published in the journal Alcoholism: Clinical & Experimental Researc...

Sensory Input Necessary During "Critical Periods" Of Brain Development

...han Marsh Pusey Professor of Neurobiology, studied rodents during the critical period in which visual input s...d Shatz imposed abnormal visual experiences on the rodents at a variety of ages including the critical period by removing one eye and leaving the other intact....

Crisis Of Bubonic Plague In New Mexico

...hat to reduce plague spread, it is better to avoid rodents and fleas by getting wound and keep pet animals with an effective flea control product. Signs may include from fever; painful swollen lymph nodes in the groin, armpit or neck, chills, headache, vomiting and to diarrhea for bubonic plague. No human ...

A booster for immune systems: unhygienic environs?

...rative study into the lives of wild and laboratory rodents seems to throw light on the aspect of building str...Senior researcher William Parker said, "Laboratory rodents live in a virtually germ- and parasite-free environment, and they receive extensive medical care -- ...

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