Apa tegese "Clear"?
Kewan ora nindakake mutasi. Ora bakal ngembangake penyakit kasebut lan ora bakal ngliwati.
Jaran Chestnut Varian E (ekstensi e)
The Chestnut Variant E (Extension e) DNA test in horses is essential for breeders aiming to understand coat color genetics. This test identifies the presence of the Extension gene variant responsible for red-based chestnut coloring. By analyzing the Extension e allele, breeders can predict offspring coat colors more accurately and make informed breeding decisions. The Chestnut Variant E test is quick, reliable, and widely used in equine genetic testing. Understanding this gene helps maintain breed standards and enhances the value of your horse. For optimal breeding outcomes, include the Extension e DNA test in your genetic panel today. Accurate genetic insights lead to healthier, more vibrant chestnut horses.
Singkatan : extension e
Analisa mutasi: MC1R c.248C/T
Warisan : Autosomal resesif
Akronim
extension e
Frekuensi sing diamati
Klasifikasi klinis
Sipat-Related Jas
Mutasi sing dianalisis
MC1R c.248C/T
p.(S83F)
p.(S83F)
Mode warisan
Autosomal resesif (Komplit)
Jeneng liya:
E Lokus
Ringkesan tes:
The Chestnut Variant E (Extension e) in horses is a specific genetic marker that influences coat color. This variant affects the production of red pigment, resulting in chestnut or sorrel coat shades. Horses with the Extension e allele typically lack black pigment in their hair. DNA testing for this variant helps breeders predict and select desired coat colors. Understanding this gene is important for accurate breeding and color identification.
Kasedhiya saka paket: Standard
Tes DNA iki kalebu wiwit saka paket kita Standard — lan uga bagéan saka ngemas Standard, Advanced, Complete.
Deleng Paket Tes DNA →Pilih paket sing paling cocog karo breeding utawa strategi kesehatan kewan sampeyan.
Introduction to Chestnut Variant E (Extension e)
The Chestnut Variant E, also known as the extension e allele, is a genetic trait found in horses that influences coat color. This variant is crucial for understanding the inheritance patterns of chestnut coloration in equines. The extension gene is responsible for the production of red pigments in a horse's coat, and its presence or absence determines whether a horse will exhibit chestnut, bay, or black coloration.
Genetic Basis of Chestnut Variant E
The extension locus (E) is located on equine chromosome 3 and plays a significant role in the pigmentation of a horse's coat. The dominant allele 'E' allows for the production of eumelanin, which is responsible for black and bay coats. Conversely, the recessive allele 'e' inhibits eumelanin production, resulting in a chestnut coat. Horses with two copies of the 'e' allele (ee) will display a chestnut coat color, while those carrying at least one 'E' allele will not.
Phenotypic Expression
While the presence of the extension e allele predominantly results in a chestnut coat color, various phenotypic expressions can occur based on other interacting genes. Factors such as sabino, roan, or varnish patterns may alter the appearance of the coat, even in horses that test positive for the extension e variant. The intensity of the chestnut coloration can also vary, with some horses exhibiting a deep, rich chestnut and others presenting a lighter, more golden hue.
Pentinge Testing Genetik
DNA testing for the Chestnut Variant E is essential for breeders and owners who wish to understand and predict coat color inheritance in their horses. By knowing whether a horse carries the extension e allele, breeders can make informed decisions about pairings to achieve desired coat colors in future offspring. Additionally, genetic testing can help identify potential health implications associated with specific coat color traits, allowing for more responsible breeding practices.
Kesimpulan
The Chestnut Variant E (extension e) is a key genetic marker in the study of horse coat color inheritance. Understanding this variant not only aids in predicting coat color outcomes but also enhances the overall knowledge of equine genetics. As the field of equine genetics continues to evolve, DNA testing for the extension e allele remains a valuable tool for breeders and enthusiasts alike, contributing to the responsible breeding and management of horse populations.
Jenis sing diakoni kanggo tes: Chestnut Varian E (ekstensi e)
- Arab
- Belgian Draft
- Clydesdale
- Freiberger
- Icelandic Horse
- Morgan
- Quarter Horse
- Shetland Pony
- Standardbred
- Thoroughbred
- Warmblood
- Welsh Pony
🧬 Interpretation of genotypes extension e
Genotip
Status
🟡 E/E
Non-carrier - Ora ana efek
🟡 E/e
Carrier - Ora ana efek
❌ e/e
Affected - Chestnut
FAQ: mangerteni interpretasi
Apa "Carrier" serius?
Ora. Kewan iki umume sehat nanging bisa nularake mutasi kasebut turunan.
Apa yen kewan "Kena pengaruh"?
Iki nggawa rong salinan mutasi. pratandha Clinical samesthine gumantung ing penyakit. Sampeyan kudu ora dikembangke.
Apa ana bedane antarane lanang / wadon?
Sawetara penyakit ana hubungane karo jinis, mula ekspresi kasebut beda-beda gumantung saka penyakit kasebut jinis kewan.
Prediksi Keturunan
E/E (non-pembawa)
E/e (Pembawa)
e/e (kena pengaruh)
FAQ Tes DNA
Apa sing dideteksi tes DNA iki?
This DNA test detects the mutation associated with Chestnut Variant E (extension e) in order to identify clear, carrier, or at-risk animals.
Napa nguji kewan breeding?
Tes DNA mbantu para peternak ngrancang kawin sing luwih aman lan nyuda risiko nularake mutasi menyang turunane.
Apa mode warisan saka tes iki?
Mode warisan sing dilapurake kanggo tes iki yaiku Autosomal Recessive.
Mutasi endi sing dianalisis ing tes iki?
This test analyses the mutation MC1R c.248C/T.
Apa kewan operator kudu kena pengaruh?
Ora mesthi. Interpretasi gumantung saka pola warisan lan genotipe sing diasilake.
Referensi
Marklund L, Moller M J, Sandberg K, Andersson L. A missense mutation in the gene for melanocyte-stimulating hormone receptor (MC1R) is associated with the chestnut coat color in horses. Mamm Genome. 1996 Dec;7(12):895-9. doi: 10.1007/s003359900264.