O que significa “Limpar”?
O animal não carrega a mutação. Não desenvolverá a doença e não vai passar adiante.
Cachorro Diluição de cor e defeitos neurológicos (CDN)
Color Dilution and Neurological Defects (CDN) is a genetic condition in dogs linked to coat color dilution and serious neurological issues. DNA testing for CDN helps breeders identify carriers and affected dogs, preventing the spread of this harmful mutation. Early detection through a simple DNA test ensures healthier litters and reduces the risk of neurological defects. Understanding your dog's CDN status is crucial for responsible breeding and maintaining optimal canine health. Reliable CDN DNA tests are widely available and easy to perform. Protect your dog's future by choosing genetic testing for Color Dilution and Neurological Defects today. Stay informed and promote healthier generations with accurate CDN screening.
Abreviatura: CDN
Mutação analisada: MYO5A c.4973_4974insA
Herança: Autossômico Recessivo
Acrônimo
CDN
Frequência observada
Classificação clínica
Características relacionadas à pelagem
Mutação analisada
MYO5A c.4973_4974insA
p.(N1658Kfs*28).
p.(N1658Kfs*28).
Modo de herança
Autossômico Recessivo
Resumo do teste:
Color Dilution and Neurological Defects (CDN) is a genetic condition in dogs linked to a mutation affecting coat color and neurological health. Dogs with this mutation often have diluted coat colors, such as blue or fawn, and may develop neurological symptoms like tremors or muscle weakness. A DNA test can identify carriers or affected dogs, helping breeders make informed decisions to reduce the risk of passing on the disorder. Early detection through testing is crucial for managing the health and well-being of affected dogs. Responsible breeding practices rely on such genetic screening to promote healthier dog populations.
Disponível no pacote: Standard
Este teste de DNA está incluído a partir do nosso pacote Standard - e também faz parte dos packs Standard, Advanced, Complete.
Ver pacotes de teste de DNA →Escolha o pack que melhor se adapta à sua estratégia de criação ou saúde dos seus animais.
Understanding Color Dilution and Neurological Defects (CDN) in Dogs
Color Dilution and Neurological Defects (CDN) is a genetic condition that affects certain dog breeds, leading to both physical and neurological abnormalities. This condition is primarily associated with the dilution of coat color, which can manifest in various shades and patterns. However, the implications of CDN extend beyond aesthetics, as it is linked to significant health concerns that can impact a dog's quality of life.
The Genetic Basis of CDN
CDN is caused by mutations in specific genes responsible for pigment production and distribution in the dog's coat. The most notable gene associated with this condition is the melanophilin (MPL) gene, which plays a crucial role in melanin transport. When mutations occur in this gene, they can lead to a diluted coat color, such as blue or fawn, and can also predispose the dog to neurological issues.
Neurological Manifestations
Dogs affected by CDN may experience a range of neurological symptoms, including seizures, tremors, and coordination problems. These neurological defects can vary in severity, with some dogs displaying mild symptoms while others may suffer from more debilitating conditions. The neurological aspect of CDN is particularly concerning, as it can impact the dog's mobility, behavior, and overall well-being.
Diagnosis and Importance of DNA Testing
Diagnosis of CDN often involves a combination of clinical observation and genetic testing. DNA testing plays a crucial role in identifying the presence of the mutations associated with this condition. Early detection through genetic testing can provide valuable insights for breeders and pet owners, enabling them to make informed decisions regarding breeding practices and health management.
Management and Care for Affected Dogs
While there is no cure for CDN, affected dogs can still lead fulfilling lives with appropriate management and care. Regular veterinary check-ups, tailored exercise programs, and a balanced diet are essential components of a care plan. Additionally, addressing any neurological symptoms promptly can help improve the quality of life for these dogs. Supportive therapies, such as physical therapy or medication, may also be beneficial in managing specific symptoms.
Conclusão
Color Dilution and Neurological Defects (CDN) represent a significant health concern for certain dog breeds. Understanding the genetic basis, potential neurological manifestations, and the importance of DNA testing can help breeders and pet owners manage this condition effectively. By prioritizing the health and well-being of affected dogs, we can enhance their quality of life and ensure they receive the care they need.
Raça reconhecida para o teste: Diluição de cor e defeitos neurológicos (CDN)
- Miniature Longhaired Dachshund
- Miniature Smooth Dachshund
- Miniature Wirehaired Dachshund
🧬 Interpretation of genotypes CDN
Genótipo
Status
🟡 N/N
Não portador – Sem efeito
🟡 N/CDN
Transportadora - Sem efeito
❌ CDN/CDN
Affected - Dilute
FAQ: entendendo a interpretação
Um “transportador” é sério?
Não. O animal é geralmente saudável, mas pode transmitir a mutação ao seu descendência.
E se um animal for “afetado”?
Ele carrega duas cópias mutadas. Os sinais clínicos são esperados dependendo a doença. Não deveria ser criado.
Por que existem diferenças entre homem/mulher?
Algumas doenças estão ligadas ao sexo, pelo que a sua expressão varia dependendo do sexo do animal.
Prever descendência
N/N (nao-portador)
N/CDN (Operadora)
CDN/CDN (Afetado)
Perguntas frequentes sobre testes de DNA
O que este teste de DNA detecta?
This DNA test detects the mutation associated with Color Dilution And Neurological Defects (CDN) in order to identify clear, carrier, or at-risk animals.
Por que testar um animal reprodutor?
Os testes de DNA ajudam os criadores a planejar acasalamentos mais seguros e a reduzir o risco de transmissão da mutação aos descendentes.
Qual é o modo de herança deste teste?
O modo de herança relatado para este teste é Autossômico Recessivo.
Qual mutação é analisada neste teste?
This test analyses the mutation MYO5A c.4973_4974insA.
Um animal portador é necessariamente afetado?
Não necessariamente. A interpretação depende do padrão de herança e do genótipo resultante.
Referências
Christen Matthias, de le Roi Madeleine, Jagannathan Vidhya, Becker Kathrin, Leeb Tosso. MYO5A Frameshift Variant in a Miniature Dachshund with Coat Color Dilution and Neurological Defects Resembling Human Griscelli Syndrome Type 1. Genes (Basel). 2021 Sep 23;12(10):1479. doi: 10.3390/genes12101479.