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Puppy Care Education established 2004 Grooming Trainers and Dog E-book Publishers |
DOG GROOMING WORKSHOPS in NSW.
Dog Ebooks
NON-FICTION
Xoloitzcuintli - Mexican Hairles
Fiction by habu Cyberworld Publishing
The last thing Rick wants is Jack, his father’s old dog. Rick has a comfortable gay lifestyle and has just moved into an inner city “no dogs” apartment house. He is sure his father dragged the promise to look after Jack out of him just to make his life hell. Now all he wants is to get his dad buried, then get rid of Jack and go back to the life he had. How hard is it to get rid of an old dog? Hard enough that it turns Rick’s life upside down and introduces him to dog loving Mike.
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E-book Price USD $6.99 Available in PDF and Microsoft Reader formats, please specify format by filling in the box on the Paypal payment page. This fully illustrated e-book provides an excellently written, in depth look at the Chinese Crested, that is ideal for breeders, owners and judges. This is a revised edition of her earlier print version of the Operations Manual for the Chinese Crested, and has all new pictures. Amy has owned and bred Chinese Cresteds for 27 years, and has written on them in great depth in both magazines and books. Her prefix is Razzamatazz.
Extract:-
CHAPTER
TWO The
Hairless Mutation Hairlessness is a common spontaneous mutation that occurs randomly in
most mammalian species. In this case, it was passed down from the Xoloitzcuintli
to the Chinese Crested. Recent research has finally revealed that this mutation
results from the insertion of seven letters of genetic code into a gene on
chromosome 17. DNA samples from 140 hairless dogs from three breeds, in this
study revealed precisely the same mistake in the transcription factor gene. This
error turns a coated dog into a hairless. The fact that all three breeds share
precisely the same mutation confirms that they are related. Every coated dog in
the study lacked the mutation, and every hairless dog possessed one copy. After
analyzing DNA samples from 140 hairless dogs and 87 coated dogs from three
different breeds, researchers were unable to find a single instance of a matched
pair of genes containing this seven letter DNA duplication. The most accurate and revealing study was conducted by the famed British
researcher Dr. Roy Robinson in the 1980s. Based on litter records submitted by
British Chinese Crested breeders over several years Robinson concluded that the
hairless trait is an autosomal semi dominant mutation. Essentially this means that a proportion of coated (powderpuff) puppies
will be present in every generation. Hairless parents always have the potential
to produce powderpuff puppies Every hairless Crested is an obligate
heterozygote. Coated parents, on the other hand, do not carry the hairless gene,
and cannot transmit it. This also means that the hairless trait can be removed
from the breed in one generation by simple selection against it.
Evaluating
Skin Type Hairless:
“The skin is soft and smooth… Good skin is the product of good genes. Grooming and conditioning can
help to improve poor quality skin. But smooth, supple skin with small pores can
only be produced through good breeding. The Crested’s skin should be smooth and close fitting, with fine pores.
Thick rough skin can be improved somewhat through good conditioning, but good
skin quality is essentially a genetic trait. Coarse, wrinkled skin should be
treated as a fault of type as well as condition. Older versions of the Crested
standard devoted more emphasis to this. “Supple, smooth, fine grained skin-
coarse wrinkly skin to be faulted.” (1962 standard, formulated by the
American Hairless Dog Club—the club and registry then keeping records for the
breed in the US) The Chinese Crested standard is specific regarding hair placement. It
describes the ideal, naturally occurring hairless pattern. Unfortunately, this
natural pattern is disappearing from the breed and the vast majority of Cresteds
in the ring are shaved to some extent. In part this can be explained as the inherent challenge of
simultaneously selecting for hair and no hair on the same dog. But there is no
escaping the fact that it is easier to select for profuse hair and remove the
excess rather than selectively breeding to maintain a hairless pattern. A natural hairless pattern does not present an abrupt demarcation
between coated and hairless areas. Even if the pattern has been neatened up the
coat will gradually thin out and taper off at the edges. Patterning should not
vary drastically from the description in the standard. For instance, a natural
tail plume will not extend the entire length of the tail.
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From the FDA in the United States - This caution only relates to products imported from China into the USA -we do not know if similar products are imported into Australia but suggest that you check if chicken treats you buy are imported from China. FDA Cautions Consumers about Chicken Jerky Products for Dogs - Preliminary Animal Health Notification Caution to Dog Owners About Chicken Jerky Products Issued by: FDA, Center for Veterinary Medicine |
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