Ano ang ibig sabihin ng "Clear"?
Ang hayop ay hindi nagdadala ng mutation. Hindi ito bubuo ng sakit at hindi ito ipapasa.
Pusa Gangliosidosis Gm2 Sa Japanese Domestic (GM2-JD)
Gangliosidosis GM2 in Japanese Domestic cats is a rare genetic disorder affecting the nervous system. This inherited condition leads to the accumulation of GM2 gangliosides, causing progressive neurological symptoms. A DNA test for Gangliosidosis GM2 helps breeders and cat owners identify carriers and affected cats early. Early diagnosis through genetic testing is crucial for managing the health and wellbeing of Japanese Domestic cats. By using a reliable DNA test, breeders can make informed decisions to prevent the spread of this debilitating disease. Protect your Japanese Domestic cat’s future with accurate Gangliosidosis GM2 DNA testing. Ensure a healthy lineage by screening for this genetic disorder today.
pagdadaglat : GM2-JD
Nasuri na mutation: HEXB c.667C>T
Pamana : Autosomal Recessive
Acronym
GM2-JD
Naobserbahang dalas
Klinikal na kalubhaan
Klinikal na pag-uuri
Mga Sakit sa Metaboliko
Sinuri ang mutation
HEXB c.667C>T
p.(R223*)
p.(R223*)
Paraan ng mana
Autosomal Recessive
Buod ng pagsubok:
Gangliosidosis GM2 is a genetic disorder found in Japanese Domestic cats, caused by a deficiency in the enzyme responsible for breaking down GM2 gangliosides. A DNA test can identify carriers and affected cats by detecting mutations in the HEXA or HEXB genes. Early diagnosis through genetic testing helps breeders prevent the spread of this fatal disease. Affected cats typically show neurological symptoms such as weakness and loss of coordination. Responsible breeding practices rely on DNA testing to maintain the health of the Japanese Domestic cat population.
Magagamit mula sa pack: Basic
Ang DNA test na ito ay kasama simula sa aming pack Basic — at bahagi rin ng mga pakete Basic, Standard, Advanced, Complete.
Tingnan ang DNA Test Packs →Piliin ang pack na pinakaangkop sa iyong pagpaparami o diskarte sa kalusugan ng iyong mga hayop.
Understanding Gangliosidosis GM2 in Cats
Gangliosidosis GM2 is a genetic disorder that primarily affects the nervous system of cats. It is caused by a deficiency in the enzyme Hexosaminidase A (Hex-A), which is essential for the breakdown of certain lipids known as gangliosides. When this enzyme is deficient, gangliosides accumulate in the brain and other tissues, leading to progressive neurological dysfunction.
Clinical Signs of GM2 Gangliosidosis
Cats affected by GM2 gangliosidosis typically present a range of clinical signs that can vary in severity. Common symptoms include progressive weakness, lack of coordination, behavioral changes, and seizures. These symptoms usually manifest in young cats, often before they reach one year of age. As the condition progresses, affected cats may experience difficulty with movement, an inability to walk, and a decline in overall health.
Pathophysiology of GM2 Gangliosidosis
The pathophysiology of GM2 gangliosidosis is rooted in the accumulation of gangliosides due to the malfunction of the Hex-A enzyme. This accumulation leads to toxic effects on neuronal cells, resulting in cellular damage and death. Over time, the degeneration of nerve cells manifests as the neurological symptoms observed in affected cats. The condition is classified as a lysosomal storage disorder, highlighting the role of lysosomes in cellular waste management and the consequences of their dysfunction.
Genetic Basis of GM2 Gangliosidosis
GM2 gangliosidosis is inherited in an autosomal recessive manner, meaning that an individual must inherit two copies of the mutated gene—one from each parent—to develop the disease. The specific gene associated with this condition is located on chromosome 16 in cats. Genetic mutations that lead to the loss of Hex-A enzyme activity are responsible for the clinical manifestations of the disorder. Understanding the genetic foundation of GM2 gangliosidosis is critical for breeding programs aimed at reducing the incidence of this disease.
Diagnosis of GM2 Gangliosidosis
Diagnosis of GM2 gangliosidosis typically involves a combination of clinical evaluation and genetic testing. Veterinarians may suspect the condition based on clinical signs and a thorough neurological examination. However, definitive diagnosis often requires DNA testing to identify mutations in the gene responsible for the disorder. Early diagnosis is crucial for managing the condition and making informed decisions regarding the care of affected cats.
Management and Prognosis
Currently, there is no cure for GM2 gangliosidosis, and management focuses on supportive care to improve the quality of life for affected cats. This may include pain management, nutritional support, and environmental modifications to accommodate mobility challenges. The prognosis for cats with GM2 gangliosidosis is generally poor, with affected individuals often requiring humane euthanasia as the disease progresses. Awareness of this condition is essential for cat owners and breeders to make informed decisions regarding breeding practices and the health of their feline companions.
Kinikilala ang lahi para sa pagsubok: Gangliosidosis Gm2 Sa Japanese Domestic (GM2-JD)
- Japanese domestic
🧬 Interpretation of genotypes GM2-JD
Genotype
Katayuan
🟡 N/N
Non-carrier - Walang Panganib
🟡 N/GM2-JD
Tagapagdala - Walang Panganib
❌ GM2-JD/GM2-JD
Apektado - Nasa Panganib
FAQ: pag-unawa sa interpretasyon
Seryoso ba ang isang "Carrier"?
Hindi. Ang hayop ay karaniwang malusog ngunit maaaring magpadala ng mutation sa kanya supling.
Paano kung ang isang hayop ay "Apektado"?
May dala itong dalawang mutated na kopya. Ang mga klinikal na palatandaan ay inaasahan depende sa ang sakit. Hindi ito dapat pinalaki.
Bakit may mga pagkakaiba sa pagitan ng lalaki / babae?
Ang ilang mga sakit ay nauugnay sa kasarian, kaya ang kanilang ekspresyon ay nag-iiba depende sa kasarian ng hayop.
Hulaan ang Anak
N/N (hindi-carrier)
N/GM2-JD (Tagapagdala)
GM2-JD/GM2-JD (Apektado)
FAQ ng DNA Test
Ano ang nakikita ng DNA test na ito?
This DNA test detects the mutation associated with Gangliosidosis Gm2 In Japanese Domestic (GM2-JD) in order to identify clear, carrier, or at-risk animals.
Bakit subukan ang isang breeding hayop?
Ang pagsusuri sa DNA ay tumutulong sa mga breeder na magplano ng mas ligtas na pagsasama at mabawasan ang panganib na mailipat ang mutation sa mga supling.
Ano ang inheritance mode ng pagsusulit na ito?
Ang inheritance mode na iniulat para sa pagsubok na ito ay Autosomal Recessive.
Aling mutation ang sinusuri sa pagsusulit na ito?
This test analyses the mutation HEXB c.667C>T.
Kailangan bang maapektuhan ang isang carrier na hayop?
Hindi naman kailangan. Ang interpretasyon ay depende sa pattern ng mana at ang resultang genotype.
Mga sanggunian
Kanae Y, Endoh D, Yamato O, Hayashi D, Matsunaga S, Ogawa H, Maede Y, Hayashi M. Nonsense mutation of feline beta-hexosaminidase beta-subunit (HEXB) gene causing Sandhoff disease in a family of Japanese domestic cats. Res Vet Sci. 2007 Feb;82(1):54-60. doi: 10.1016/j.rvsc.2006.05.007. Epub 2006 Jul 26.