Our pedigree analysis included Swedish vallhund dogs examined in seven different countries, spanning three continents, and was highly suggestive of a genetic etiology and an autosomal
recessive mode of inheritance.
To date, researchers at UC Davis School of Veterinary Medicine and the Veterinary Genetics Laboratory have determined that «
a recessive mode of inheritance in Haflingers explains some of the genetic components involved in the development of this cancer.
EIC is a hereditary condition with an autosomal
recessive mode of inheritance.
L -2-HGA is now known to be transmitted by means of an autosomal
recessive mode of inheritance.
A recessive mode of inheritance has been suggested for congenital cataracts and microphthalmia in the Miniature Schnauzer [112] as well as cataracts in the Entlebucher mountain dog [113], the Bichon Frise [114] and the American Cocker spaniel [115].
JME is an inherited defect only in Rhodesian Ridgebacks; it is from
a recessive mode of inheritance which means an Affected dog would have inherited two copies of the mutation - one from each parent.
An autosomal
recessive mode of inheritance has been postulated and all affected individuals to date are direct descendants of one outstanding living American stud.
All affected dogs were homozygous at these SNP loci, suggesting
a recessive mode of inheritance.
Many hereditary conditions have either
a recessive mode of inheritance or are polygenic, meaning they are controlled by many genes.
Pedigree examination revealed several features supporting an autosomal
recessive mode of inheritance.
The estimated segregation ratio is not consistent with a fully penetrant simple autosomal
recessive mode of inheritance.
Analysis of pedigrees from 4005 Bernese mountain dogs with 50 affected dogs revealed a polygenic,
recessive mode of inheritance with a predisposition for males 7.
Pidduck et al., (3) working with toy poodles, proposed a simple (autosomal)
recessive mode of inheritance.
Dramatic, complete and immediate removal of carriers from a closed / highly related population such as Italian Greyhound's would definitely not be recommended if we were certain of an Autosomal
Recessive mode of inheritance.
Research at the University of Helsinki identified the causative gene in 2007, showing an autosomal
recessive mode of inheritance.
Not exact matches
The results can be filtered by quality,
mode of inheritance (e.g. autosomal, homozygous
recessive, compound heterozygous, etc.), population frequencies and known and expected pathogenicity according to ClinVar database and several predictors.
The evidence was in support
of a simple autosomal
recessive in that breed and it is not improbable that the same
mode of inheritance occurs in other breeds.
Although the
mode of inheritance is
recessive, male dogs born from a carrier female require just one copy
of the mutation, the other gene linked to the X chromosome from which disease gets its name.
The German Shepherd Dog and Rough - Coated Collie are particularly at risk and the
mode of inheritance appears to be autosomal
recessive (meaning genetic carriers will appear normal).
Discovery
of genetic links and
of the
mode of inheritance (simple or complex, dominant or
recessive) is the work
of researchers, but they must have dogs to study.
Various
modes of inheritance of epilepsy have been deduced in different breeds, including simple autosomal
recessive 3 with a sex - modifier 4, 5, polygenic
recessive 6 with a sex - predilection 7, polygenic with a large contribution by a single autosomal
recessive gene 8, and a multi-locus model 9.
Epilepsy in beagles was thought to be homologous to Lafora's disease in man based on the similar findings from histopathological examination 23 and the
mode of inheritance was described as autosomal
recessive with a sex - linked «suppressor» 4, 5.
The
mode of inheritance has not been determined precisely but the fact that dogs heterozygous for the KRT71 mutation do not have curls and also the occasional occurrence
of dogs with curly hair in breeds with typically straight hair suggests that the curly hair is inherited in a
recessive or incompletely dominant
mode.
As stated by Dr. Rubin, it has been assumed that the
mode of inheritance is
recessive (both parents are carriers), and affected animals are not to be considered to have normal eyes.
If the
mode of inheritance for the disease is
recessive, yes you can.
The
mode of inheritance is not known, although autosomal
recessive inheritance is likely; there are no gene - based tests available.
While it is likely to be autosomal
recessive, not all dogs fit this
mode of inheritance.
In contrast, an autosomal dominant
mode of inheritance with a high degree
of penetrance has been suggested for the pulverulent (dust - like) form
of cataract observed in the Norwegian Buhund [116] and autosomal dominant with variable penetrance has been suggested for inherited posterior polar subcapsular cataracts in the Labrador and Golden retriever [117], although current anecdotal evidence indicates that in the Labrador cataracts could also be inherited as an autosomal
recessive trait.
The
mode of inheritance is as an «autosomal
recessive.»
Renal dysplasia is thought to be a simple
recessive problem in shih tzus (Bruyette, Veterinary Information Network (www.vin.com), 1996) but I couldn't find specific information on
mode of inheritance in bichons for this condition, either.
The
mode of inheritance has been determined to possibly be, autosomal
recessive in Keeshonds16, polygenic with one gene
of major influence in Belgian Tervurens17, and polygenic
recessive in Golden Retrievers.18 Once the
mode of inheritance is determined within a breed, we will determine the best technique to try and find a genetic marker linked to epilepsy gene (s) in each breed.
In our study
of primary epilepsy, in English Springer Spaniels, Vizslas, and research Beagles the first step will be to determine the
mode of inheritance for each breed (simple
recessive, simple dominant, sex - linked, or polygenic).
Depending on the particular variety, the
mode of inheritance could be autosomal
recessive or dominant, or X-chromosome-linked
recessive or dominant, some with full penetrance, and some not.
The
mode of inheritance for this condition for many years now has been characterized as autosomal
recessive meaning that affected dogs have inherited the mutant gene from both parents.
While variability in the age
of disease onset and incomplete pedigree information preclude us from drawing any definitive conclusions about the
mode of inheritance, the available data is most consistent with an autosomal
recessive pattern.