Not exact matches
For
what I experienced was neither pride in my
genes nor glory in my
dog - handling (she had, after all, disobeyed by running and swimming away), but sheer exultation in the joy of being alive, in the thrill of water, and in affection for waggy
dogs» tails.
What is more, the distribution among these groups was similar across all regions, which suggests «a common origin from a single
gene pool for all
dog populations,» the authors write.
In this case, as in a recent case of
gene borrowing between weeds (ScienceNOW, 13 November 2008), «humans were indirect agents in promoting these events,» says Enrico Coen, a geneticist at the John Innes Centre in Norwich, U.K. Geneticist Sheila Schmutz of the University of Saskatchewan in Canada wonders
what else the
dogs might have contributed to wolves, say, to metabolism or immune system function.
This research is to develop
what they have found, i.e. the ABCA12
gene, a
gene important in
dogs which develop CT..
Seeing as genotype (the
gene combination responsible for the colour) is often unknown, choices are generally made from phenotype (
what the
dog looks like) at the time of registration.
Researching the various breeds involved in the particular
dog you choose may help you to identify the mixes, but it will not tell you
what genes are dominant or recessive due to the mixture.
In an attempt to genetically modify
dogs into
what we want them to look like or behave, humans have inadvertently concentrated recessive, cancer - causing
genes in certain breeds.
Since there are so many
genes involved in polygenic traits such as HD, some few
dogs with
what we call a normal genotype (very few defective
genes as evidenced by progeny results, for example) can be «forced» into dysplastic phenotypes if they are overfed and mineral - supplemented during their fast growth period.
Designer
dogs do not have a known «pure»
gene pool, so for generations
what will surface in the offspring is unknown.
This is a pretty inexact science when you consider that a
dog has approximately 20,000
genes and less than 1 % of those determine
what they look like.
The American company VetGen even offers
what it calls a «Coat Color Prediction Service, so you can reveal your
dog's hidden color
genes and then optimise your ability to breed the colors you want».
Inheriting the
genes for his breed is
what makes a
dog purebred.
What if your male
dog passed along
genes for a health problem?
It's a bit late for genetic screening, and, in any case,
what else can you do — t weak the
dog's
genes?
Other as yet unidentified
genes, environmental effects, or regulatory DNA play a role in determining exactly
what defects a
dog will have.
All of them will tell you
what variants of a specific
gene a
dog has.
Once you analyze and know
what your
dog's
genes are — through observation, pedigree analysis, DNA testing — you can start searching for a suitable mate.
With polygenic traits, multiple
genes contribute to the
dog's phenotype (
what is observed in the
dog.)
The color of the mask will depend on
what other color
genes the
dog has.
They are more useful for a breeder than other types of screening tests because they reveal the
dog's genotype: You know exactly
what gene forms the
dog can pass along.
Depending on your
dog's actual HD genotype, he still might produce it depending on
what genes the bitch had.
So, if you want a small
dog but don't like
dogs that are yappy or hyper, you may not be able to find
what you are looking for, at least in those breeds whose smallness stems from that particular
gene.
Understanding
what happened to the
genes of the
dog as it evolved, and the genetic differences between the breeds, will provide information that may enable intervention in some of the breed - specific health problems that continue to affect the welfare of many
dogs.
This book packs the latest research about
what we and our
dogs eat affects
gene expression and links this knowledge to practical things we can do to help our
dogs live longer and healthier lives.
Once a causative
gene is identified, its normal function may indicate
what the precise triggers for BCC episodes might be, but at this point only
dogs who have a history of strenuous exercise prior to collapse are considered to have probable BCC.
Mixed breeds are not just the Heinz 57 of
dog breeds; they are also a mixed bag of
genes, meaning it is impossible to predict
what illnesses may await them until they happen.
The focus in genetic disease control must be on today's breeding
dogs, and
what we can do to control the spread of defective
genes and to produce quality, healthy
dogs.
This latter expression
gene is
what causes most Boerboels to be basically tan
dogs.