hamsters

Circadian Rhythm Plays Role in Memory

... hamsters deprived of body's sleep-wake system 'can't rememb...g," said lead author and biologist Norman Ruby. hamsters whose circadian system was disabled consistently f... to brain synapses, the circadian system-deficient hamsters learned as well as their normal counterparts. "...

Smallpox Drug May Protect Against Common Cold

...ct against smallpox or monkeypox, and as an antiviral agent in transplant patients. The Saint Louis University team found that CMX001 protected the hamsters against adenovirus when the drug was given both before infection with the virus and after infection. The drug worked by greatly reducing the ability o...

Viscosity Enhancers Curb Bleeding Complications

...cosity enhancers that thicken blood. They found this approach resulted in dramatic increases in beneficial blood flow in the small blood vessels of hamsters who'd lost as much as half of their blood. The combined hypertonic saline and viscosity enhancement significantly improved the hamsters' functional ca...

Researchers discover new way to reverse poor circulation and heal wounds

...cles contract and then turned back off when muscles relax. In their current collaboration, Sarelius and Hocking studied an abdominal muscle type in hamsters similar to some human muscles. Custom applications of imaging technologies were used to record blood vessel behavior under various conditions. The tea...

New Genetic Technology IDs Virus That Killed Transplant Recipients

...ven U.S. recipients died in 2003 and 2005, was eventually solved with identification of lymphocytic choriomeningitis virus (LCMV), which is carried by hamsters and other rodents. The newly identified arenavirus is related to LCMV. The previous identification "took hundreds of scientists across the world an...

Vote Online to Help One Lucky Family Win a Dream Home Makeover

...llustrated everything from an allergy-prone family of 10 that stirs up dirt, dust and dander, to a home with poor indoor air caused in part by two pet hamsters named "Munchkin" and "Luey." One winner will receive a prize package that includes: -- A complete home comfort system featuring the American Standar...

Viagra may Be Useful for Treating Jet Lag

...idad Nacional de Quilmes in Buenos Aires, injected hamsters with sildenafil and then exposed them to lights wh... The researchers then found that adult male hamsters given Viagra recovered from jet lag up to 50 per cent faster than hamsters that were not given it. But the study foun...

Researchers Develop Resin Beads That Capture Mad Cow Disease Agent From Blood

...the researchers took the blood of scrapie-infected hamsters and removed the white blood cells using a device c...apture the prion proteins. A group of disease-free hamsters was inoculated with the blood that passed through ... approximately 72 percent – none of the nearly 100 hamsters inoculated with the leukoreduced, resin-filtered b...

Chinese Herb Shows Promise In Reducing Hypertension

...d to place a silver clip to constrict the right renal artery. Sham-operated hamsters and mice underwent the same procedure, except for the placement of a clip. Both sets of hamsters received 50 |ìg of tanshinone IIA/100g of body weight once a day for two we...

Handle Your Cute Pets With Care

...o health experts small cute pet rodents like mice, hamsters and rats can spread bacteria. Most of the 1.4 m... But the connection between "pocket pets" such as hamsters and human cases of salmonella was not revealed un...tified the Minnesota Department of Health that two hamsters from a shipment of 780 had tested positive for sal...

hamsters in Medical Technology

People With Diabetes May Have All-Natural Citrus Supplement To Help Lower Blood Glucose and Cholesterol Levels

...ier animal studies led researchers to test Diabetinol(TM) in humans. Twelve hamsters were treated with a special high-fructose diet to induce diabetes-like symp...lf of the animals were then given Diabetinol(TM) for 42 days. The other six hamsters were given no anti-diabetic treatment. At the end of the study, the Diabeti...

hamsters in Medical Dictionary

Wounds

... ... Slicing wounds made with a sharp instrument, leaving even edges. ... Results showed that skin wounds healed nearly twice as fast in the hamsters ... The researchers photographed and measured the wounds each day. ... Most wounds affect the skin the first line of defense against infec...

hamsters in Biological News

Adolescent but not adult hamsters are more aggressive on low dose of fluoxetine

New research offers tantalizing clues as to why some teenagers taking common anti-depressants may become more aggressive or kill themselves. The research is published in the October Behavioral Neuroscience, which is published by the American Psychological Association (APA). Neuroscientists at th...

Just like us, social stress prompts hamsters to overeat, gain weight

Put a mouse or a rat under stress and what does it do? It stops eating. Humans should be so lucky. When people suffer nontraumatic stress they often head for the refrigerator, producing unhealthy extra pounds. When Syrian hamsters, which are normally solitary, are placed in a group-living situati...

Circadian clock may be critical for remembering what you learn, Stanford researchers say

...ugh not known for their academic prowess, Siberian hamsters nonetheless normally develop what amounts to stree...ts about their environment, as do all animals. But hamsters whose circadian system was disabled by a new techn... same evidence of remembering their environment as hamsters with normally functioning circadian systems. Un...

Hyperviscous fluids: Better treatment for severe blood loss

...neficial blood flows in the small blood vessels of hamsters with the combined hypertonic saline and viscosity ...tonic resuscitation. In Intagliettas study with hamsters in the Jacobs School of Engineerings Department of...fter hypertonic saline was given to blood-depleted hamsters about 30 percent of normal flow was reconstituted ...

People with diabetes may have all natural citrus supplement

...Earlier animal studies led researchers to test Diabetinol in humans. Twelve hamsters were treated with a special high-fructose diet to induce diabetes-like symp.... Half of the animals were then given Diabetinol for 42 days. The other six hamsters were given no anti-diabetic treatment. At the end of the study, the Diabeti...

Veterinarians' guide to hedgehogs, chinchillas and chelonians.....oh, my!

...s, chelonians (turtles and tortoises), birds, marsupials, ferrets, rabbits, hedgehogs, chinchillas and guinea pigs. Rats and mice get a chapter, as do hamsters and gerbils. A final chapter offers guidance on the treatment of injured wildlife. We felt that there was a strong need for a general exotic pet te...

University of Alberta researchers report breakthrough in lowering bad cholesterol, fatty acid levels

...r and his colleagues report they successfully decreased the level of LDL (low-density lipids) the so-called bad cholesterol in the blood of mice and hamsters by manipulating a particular enzyme. Its well-known that eating too much fat and sugar and too little exercise will make you fat, and that obesity...

The power of multiples: Connecting wind farms can make a more reliable - and cheaper - power source

... Institution. Its a bit like having a bunch of hamsters generating your power, each in a separate cage with a treadmill. At any given time, some hamsters will be sleeping or eating and some will be runnin... of running, say, your blender, go up. Get enough hamsters together and the odds are pretty good that at leas...

Active ingredient in common Chinese herb shown to reduce hypertension

...d to place a silver clip to constrict the right renal artery. Sham-operated hamsters and mice underwent the same procedure, except for the placement of a clip. Both sets of hamsters received 50 ¦Ìg of tanshinone IIA/100g of body weight once a day for two we...

MIT material stops bleeding in seconds

...e, cauterization, vasoconstriction and sponges. In their experiments on hamsters and rats, the MIT and HKU researchers applied the clear liquid containing s...chers reported that a similar liquid was able to partially restore sight in hamsters that had had their visual tract severed. In that case, the self-assembling ...

hamsters in Biological Technology

Nanogenerators produce electricity from running rodents and tapping fingers

... Could hamsters help solve the world's energy crisis? Probably no...ing of a flag in the breeze, tapping of fingers or hamsters running on exercise wheels. Scavenging such low-fr...ng's daughter, Melissa, the researchers found that hamsters are more active creatures but only after 11 p.m. ...