Ce înseamnă „Clear”?
Animalul nu poartă mutația. Nu va dezvolta boala și nu o va transmite mai departe.
Câine Acromatopsie tip 3 în arătătorul german cu păr scurt (PRAcd)
The DNA test for Achromatopsia Type 3 (PRAcd) in German Shorthaired Pointers is essential for responsible breeding. This genetic screening identifies carriers of the PRAcd mutation, which causes progressive vision loss and color blindness in affected dogs. Early detection through DNA testing helps breeders prevent passing this hereditary condition to future generations. By using the PRAcd test, owners can ensure healthier litters and maintain the breed’s overall well-being. Regular testing supports informed breeding decisions and promotes the longevity of German Shorthaired Pointers. Protect your dog’s vision and contribute to breed health with the Achromatopsia Type 3 DNA test.
Abreviere: PRAcd
Mutația analizată: CNGB3 c.784G>A
Moștenire: Autosomal recesiv
Acronim
PRAcd
Frecvența observată
Severitate clinică
Clasificare clinică
Boli Oftalmice
Mutație analizată
CNGB3 c.784G>A
p.(D262N)
p.(D262N)
Modul de moștenire
Autosomal recesiv
Rezumatul testului:
The DNA test for Achromatopsia Type 3 (PRAcd) in German Shorthaired Pointers helps identify carriers and affected dogs. This inherited condition causes complete color blindness and vision problems. Early testing allows breeders to make informed decisions to reduce the risk of passing the disorder. By screening breeding dogs, the prevalence of PRAcd can be minimized in future generations. Responsible breeding ensures healthier dogs with better quality of life.
Disponibil din pachet: Basic
Acest test ADN este inclus începând din pachetul nostru Basic — și face parte și din pachete Basic, Standard, Advanced, Complete.
Vizualizați pachetele de teste ADN →Alege haita care se potrivește cel mai bine cu strategia ta de creștere sau de sănătate a animalelor tale.
Understanding Achromatopsia Type 3 in German Shorthaired Pointers
Achromatopsia Type 3, also known as Progressive Retinal Atrophy with complete color blindness (PRAcd), is a hereditary condition that affects the vision of German Shorthaired Pointers. This genetic disorder results from mutations in specific genes that are crucial for the proper functioning of photoreceptor cells in the retina, leading to vision impairment over time.
Symptoms of Achromatopsia Type 3
Dogs affected by Achromatopsia Type 3 typically exhibit symptoms such as a lack of color vision, difficulty seeing in bright light, and potential night blindness. Owners may notice that their dogs have trouble navigating their environment, particularly in brightly lit areas, as their ability to perceive colors is significantly diminished.
Genetic Basis of the Condition
This condition is inherited in an autosomal recessive manner, meaning that both copies of the gene must be mutated for the dog to express the disease. Carriers, which have one normal and one mutated gene, do not show symptoms but can pass the condition to their offspring. Identifying carriers through DNA testing is essential for responsible breeding practices, as it helps prevent the propagation of the condition in future generations.
Impact on Quality of Life
While Achromatopsia Type 3 can lead to significant visual impairment, many dogs adapt well to their condition. Owners can assist by providing a safe environment and ensuring that their pets are comfortable in low-light conditions or areas with bright lighting. Understanding the limitations of their dog's vision allows owners to make necessary adjustments to enhance their pet's quality of life.
Management and Care
Managing a dog with Achromatopsia Type 3 primarily involves environmental modifications rather than medical interventions. Owners should ensure that their living space is free from obstacles that could pose a danger, as affected dogs may not respond to visual cues in the same way as their sighted counterparts. Regular veterinary check-ups are also advised to monitor the dog's overall eye health and address any other potential issues that may arise.
Concluzie
Achromatopsia Type 3 in German Shorthaired Pointers is a serious genetic condition that affects visual perception. Understanding the symptoms, genetic basis, and management strategies is crucial for owners and breeders alike. Through responsible breeding and proper care, the impact of this condition on affected dogs can be alleviated, allowing them to lead fulfilling lives despite their visual challenges.
Rasa recunoscută pentru test: Acromatopsie tip 3 în arătătorul german cu păr scurt (PRAcd)
- German Shorthaired Pointer
🧬 Interpretation of genotypes PRAcd
Genotip
Stare
🟡 N/N
Non-transportator - Fără risc
🟡 N/PRAcd
Transportator - Fără risc
❌ PRAcd/PRAcd
Afectat - În pericol
Întrebări frecvente: înțelegerea interpretării
Un „Carrier” este serios?
Nu. Animalul este în general sănătos, dar poate transmite mutația acestuia urmas.
Ce se întâmplă dacă un animal este „Afectat”?
Are două copii mutante. Se așteaptă semne clinice în funcție de boala. Nu trebuie crescut.
De ce există diferențe între bărbat/femeie?
Unele boli sunt legate de sex, astfel încât expresia lor variază în funcție de sexul animalului.
Prezice descendenții
N/N (netransportator)
N/PRAcd (Purtător)
PRAcd/PRAcd (Afectat)
Întrebări frecvente despre testul ADN
Ce detectează acest test ADN?
This DNA test detects the mutation associated with Achromatopsia Type 3 In German Shorthaired Pointer (PRAcd) in order to identify clear, carrier, or at-risk animals.
De ce testați un animal de reproducție?
Testarea ADN îi ajută pe crescători să planifice împerecheri mai sigure și să reducă riscul de transmitere a mutației către descendenți.
Care este modul de moștenire al acestui test?
Modul de moștenire raportat pentru acest test este autosomal recesiv.
Ce mutație este analizată în acest test?
This test analyses the mutation CNGB3 c.784G>A.
Este neapărat afectat un animal purtător?
Nu neapărat. Interpretarea depinde de modelul de moștenire și de genotipul rezultat.
Referințe
Sidjanin Duska J, Lowe Jennifer K, McElwee John L, Milne Bruce S, Phippen Taryn M, Sargan David R, Aguirre Gustavo D, Acland Gregory M, Ostrander Elaine A. Canine CNGB3 mutations establish cone degeneration as orthologous to the human achromatopsia locus ACHM3. Hum Mol Genet. 2002 Aug 1;11(16):1823-33. doi: 10.1093/hmg/11.16.1823.