Although there's not much hope for the routine use
of scent dogs in cancer screening — they're too expensive, for one thing — the current findings suggest that other noninvasive screening measures could be developed to pick up the same scent.
Not exact matches
Dogs, in their job
of being man's best friend, die young in human years, retire toa
scent «filled place where well «fed pets attendand lick the sores
of mangy Lazari.
William Allen White spoke for many Americans in the «30s when he warned: «The next war will see the same hurrah and the same bowwow
of the big
dogs to get the little
dogs to go out and follow the blood
scent and get their entrails tangled in the barbed wire.»
I mean, even every
dog drools in Pavlonion delight over the mere
scent of this wondrous fish.
Caputo, a Buffalo native and protege
of GOP dirty trickster Roger Stone, is the guy who brought you garbage -
scented campaign mailers to illustrate the degree
of Albany's dysfunction, people in duck and / or chicken suits
dogging Paladino opponents who won't debate and a flyer that depicted Andrew Cuomo washing off special interest «dirt» in the shower.
Many
of the surprised
dogs continued searching for the toy used to lay the
scent trail — an indication that they had a mental representation
of what they expected to find, the scientists report today in the Journal
of Comparative Psychology.
The results might help explain why long - snouted
dogs are better at
scent work, such as sniffing out drugs, than short - snouted breeds, says Lisa Collins
of the Royal Veterinary College in Hatfield, UK.
At the Centre de recherche en neurosciences de Lyon (CNRS / Université Claude Bernard Lyon 1 / Inserm), researchers specializing in
scents and their memorization have analyzed data, provided since 2003 by the Division
of the Technical and Scientific Police (DTSP, Ecully) on
dog performances in
scent identification tasks.
During basic training, the German and Belgian shepherd police
dogs must learn to make the link between two
scents from the same individual through the completion
of increasingly complex tasks.
By the end
of this training, the
dogs are able to carry out identification exercises during which they sniff a reference human
scent and then compare it with five different human odors, one
of which is the reference
scent.
Humans even beat the indomitable
dog for at least a handful
of scents.
Cisko, one
of the police
dogs, during a
scent detection test.
If the
dog recognizes the reference
scent it lies down in front
of the relevant jar; if the
dog does not find a match, then it does not stop or lie down.
The zigzagging patterns
of a
dog and a human hot on the trail
of a delicious
scent show remarkable similarity.
Freshly shaven wood has a distinct smell
of childhood happiness, and whenever I get a whiff
of that
scent my brain immediately conjures up images
of my grandfather at his working bench, the heat from the fireplace and the
dog next to it.
The results showed that all five
scents elicited a similar response in parts
of the
dogs» brains involved in detecting smells, the olfactory bulb and peduncle.
An interesting twist: The
dogs in the experiment that had received training as service / therapy
dogs showed greater caudate activation for the
scent of a familiar human compared with the other
dogs.
The caudate responses, however, were significantly stronger for the
scents of familiar humans, followed by that
of familiar
dogs.
«
Scent of the familiar: You may linger like perfume in your
dog's brain.»
«Most
of the
dog owners and handlers involved in the experiment were women, so most
of the familiar human
scent donors were their husbands,» Berns says.
The
dog with the strongest
scent becomes the temporary leader
of the pack until another
dog picks up a stronger
scent.
Here, the smell is retained in the maze
of scent receptors even after the
dog exhales; the odor is not expelled as it is with humans.
In a study published today in the Journal
of Comparative Psychology, scientists at the Max Planck Institute for the Science
of Human History and the Department for General Psychology and Cognitive Neuroscience (Institute
of Psychology) at Friedrich Schiller University
of Jena, investigated this question and found evidence that
dogs create a «mental representation»
of the target when they track a
scent trail.
In the test itself, each
dog underwent four trials in which he or she followed a
scent trail that was drawn with one
of the two toys.
It also showed how that region
of a
dog's brain responds more strongly to the
scents of familiar humans than to the
scents of other humans, or even to those
of familiar
dogs.
Last June, after the
dogs set up a den to give birth on the southern perimeter
of the reserve, Jackson reinforced the boundary with five
scent markers; three days later, the pooches had moved 18.5 miles (30 kilometers) to a more centrally located area, where they gave birth to their first litters.
The researchers have flown more than 500
scent marks to Tuli over the last year, and the
dogs appear to be staying within the bounds
of the fenceless reserve.
The
dog had to learn not to jump out
of the boat when it tracked the
scent.
«Our motivation for this study came from information local law enforcement agencies gave us about using
scent - detection
dogs to help them find living and deceased victims after mass disasters like earthquakes,» explained Prue Armstrong, lead author
of the study from the University
of Technology Sydney.
The BioBoundary project has the pungent task
of studying wild
dog urine to identify the
scents that demarcate territory and send a «no trespassing» message.
«We hope our findings give rescue teams the information they need about the optimal time frame in which to deploy human
scent dogs versus human remains detection
dogs to best ensure the recovery
of victims following a mass disaster.»
One way to improve the efficiency
of scent detection
dogs is to recognize the change in the odor
of a recently deceased victim.
Each nostril is smaller than the distance between the two, which means that they inhale air from two distinct regions
of space, allowing the
dog to decipher the direction
of a
scent.
Even if humans could gather this information, our brains wouldn't know what to do with it: the
dog olfactory cortex, which processes
scent information, takes up 12.5 per cent
of their total brain mass, while ours accounts for less than 1 per cent.
This was shown when police tracker
dogs were given a
scent trail that seemed to run in the opposite direction to a set
of footprints on the ground; they invariably followed their noses and ignored the contradictory visual cues (Applied Animal Behaviour Science, vol 84, p 297).
A team led by Wits post-graduate student Ashadee Kay - Miller investigated this question by training a team
of dogs, and meerkats — from the Monte Casino Bird Gardens — to
scent - match and test if they could detect the
scent of puff adders.
The groundbreaking nanotechnology - inspired sensor, devised by Prof. Fernando Patolsky
of Tel Aviv University's School
of Chemistry and Center for Nanoscience and Nanotechnology, and developed by the Herzliya company Tracense, picks up the
scent of explosives molecules better than a detection
dog's nose.
Where we might smell a soup, a
dog could pick out the
scent of chicken and the noodle wheat and the individual seasonings.
Dogs» noses are said to be 1,000 times more sensitive than ours, and pooches can be trained to respond to the signature
scents of human health conditions.
An arthritic bird
dog tracking the
scent of women, Michael Douglas is a jewel
of denial — predatory, delusional, wolfish, unforgettable.
He picks up the
scent and causes no end
of trouble for the Averys, although
of course the
dog isn't talking.
The Aviator (2004) Brown Sugar (2002) The Bucket List (2007) Capote (2005) Carlito's Way (1993) Carlito's Way: Rise to Power (2005) Charlie Wilson's War (2007) The Chase (1994)
Dog Day Afternoon (1975) Hollywoodland (2006) Hotel for
Dogs (2009) Life or Something Like It (2002) No Reservations (2007) One Hour Photo (2002) Say Anything... (1989) Scarface (1983)
Scent of a Woman (1992) Simon Birch (1998) Summer Catch (2001) The Theory
of Everything (2014)
My cat slept most
of the way, but my
dog enjoyed looking out the window and smelling new
scents.
This team is a group
of geniuses — a retired FBI agent, a former SEAL... a human
scent evidence
dog.
It curls around the western shore
of a small lake just outside Algonquin Bay, Ontario, providing a pine -
scented refuge for affluent families with young children, yuppies fond
of canoes and kayaks, and an artful population
of chipmunks chased by galumphing
dogs.
They run the gamut from mixed breeds to dachshunds to an FBI - trained human
scent evidence
dog — Hero the bloodhound — who's an integral part
of my current Forensic Instincts team.
there are probably more that 10K people in the world who want
dog poop
scented perfume so there has to be a way to sell more than 10K copies
of a really snappy comic book.
Dogs also have additional olfactory receivers positioned just above the roof
of their mouth and behind the upper incisors, giving them an extra hand in picking up
scents.
Dogs involved in the Conservation Canines program are not landbound but go out to sea as well, leading scientists to orca whales by detecting the
scent of their scat while on board a boat.
Leave a piece
of clothing or some other belonging that has your
scent on it with your
dog before you head out.