Tag: "dogs" at biology news
Researchers devise potent new tools to curb ivory poaching
...nd his colleagues have trained narcotics-detection dogs
to find the droppings from endangered species over large remote areas. The dogs
can track up to 18 species at once at distances greater than a quarter-mile. Such non-invasive techn...
Cockroach-like robot leads new research effort
...animals as diverse as crabs, cockroaches, lizards, dogs
and humans. "The robot has to operate in the real world, like the animal does, so we can use it for testing hypotheses," Full said. "We know, for example, that the body's center of mass bounces along like a pogo stick, which is embodied in the ro...
9/11 search-and-rescue dogs exhibit few effects from exposure to disaster sites
PHILADELPHIA The search-and-rescue dogs
deployed following the Sept. 11, 2001, terrorist a... years, the Penn researchers tracked the health of dogs
and handlers from the World Trade Center, the Pentagon and the Fresh Kills Landfill site on Staten I...
Lecture on ecology of infectious diseases
...ithin a half-mile of urban development. Prairie dogs
are highly susceptible to plague, a disease that h...colonies result in the death of nearly all prairie dogs
in the colony, yet little is known about the factors that influence where and when plague epidemics ...
Veterinarians discover first known case of canine distemper in a wild tiger
...e Serengeti. The source of that virus was domestic dogs
living with local pastoral communities. In the Rus...studies by Dr. Quigley indicate that 67 percent of dogs
sampled have been exposed to the virus. In addition, during the past thirteen years of the Siberian...
Researchers identify the genome's controlling elements
... out genome sequences for everything from fungi to dogs
to chimps, and they won't be letting up any time soon. However, because a genome sequence is little more than a static list of chemicals--like, say, a parts list for a 747 airplane--scientists are increasingly turning their attention to figuring out ...
Counting foxes before the last tally-ho
... against which the impact of a ban on hunting with dogs
can be measured. A team of scientists and voluntee...20,000 and 25,000 foxes are killed by hunting with dogs
in Britain every year, with some 100,000 dying on our roads....
A changing landscape may have dire implications for birds
...mesticated animals that accompany humans, cats and dogs
in particular, exact a heavy toll on native forest bird species. What's more, human activities, such as the growing use of all-terrain vehicles and the replacement of native vegetation with exotic and ornamental plants, reduces cover and food resourc...
Dog genome assembled
... long history of selective breeding, many types of dogs
are prone to genetic diseases that are difficult to study in humans, such as cancer, heart disease, deafness, blindness and autoimmune disorders. In addition, the dog is an important model for the genetics of behavior and is used extensively in pharm...
Study: Artificial sweetener may disrupt body's ability to count calories
...s the appropriate caloric intake. Much as Pavlov's dogs
learned that the sound of a bell signaled food, pe... century, is famous for his experiment in training dogs
to associate food with the ringing of a bell. After being conditioned to the bell, the dogs
Brightness discrimination in the dog
...niversity of Vienna and the University of Memphis, dogs
showed a surprising lack of ability to discriminat...--two Belgian shepherds and a German shepherd. The dogs
faced a series of pairs of grey squares, which differed in brightness. The task required the dog to ...
Canine word-learning research published in Science
...single exposure. "Such fast, one-trial learning in dogs
is remarkable. This ability suggests that the brai...ers, according to the authors. "For psychologists, dogs
may be the new chimpanzees," writes Paul Bloom from Yale University in New Haven, CT, in an accompan...
Albany high school student adds to understanding of breast cancer gene
...r across a number of mammalian species. Humans and dogs
share about 96 percent of the same coding sequence within the gene, while humans and rodents such as mice and rats have less consistency in gene sequence--about 65 percent of the genetic coding is similar. Figge considered whether the ami...
Patent on beagle dogs cancelled
...ms" of patent #6,444,872, which covers live beagle dogs
intended for use in experiments. In February 2004,...is is a tremendous victory not just for the beagle dogs
but for the 499 other animals who have been patented in the U.S.," said AAVS President Sue Leary, "T...
'Dissecting sleep' by studying the strange phenomenon of cataplexy
Measuring brain cell activity in dogs
with a genetic form of narcolepsy, neurobiologists...e activity of histamine-triggered neurons when the dogs
experienced cataleptic episodes when given a food treat or toy. The scientists discovered that the h...
VA/UCLA researchers pinpoint role of histamines in waking
...te. The research team conducted their study using dogs
with the sleep disorder narcolepsy, in which sudden collapses of muscle tone, known as cataplexy, occur during waking. Although waking alertness is maintained during cataplexy, muscle tone is lost. In both narcoleptic and normal animals, cells conta...
Many scientists believe the dog genome holds information that will benefit human health
...e may be just as many genes for a given disease in dogs
as there are in humans, being able to search for t...mined 96 different microsatellites in 414 purebred dogs
representing 85 breeds. She then worked with Kruglyak, an expert in the application of state-of-the-...
Beagles win first round in fight for reprieve from patenting
...(USPTO) has agreed to reexamine a patent on beagle dogs
following a legal challenge filed in February by t...ancel Patent # 6,444,872, which covers live beagle dogs
and was issued to the Board of Regents of the University of Texas System (UT) in Austin, Texas. The...
First genetic comparison of purebred domestic dogs produces surprises
...t detailed genetic comparison of purebred domestic dogs
promises to rewrite the textbooks with new informa...d carefully comparing the genetic information from dogs
representing 85 breeds, the researchers were surprised to discover previously unappreciated relation...
Animal studies show promise treating severe chronic pain
...ic pain. So effective was the treatment in eight dogs
severely affected by osteroarthritis, cancer-related pain, or both, all eventually became more active and later walked with slight or no limps. Just as importantly, none showed any adverse side effects from the treatment, their temperaments were imp...
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