HC Hereditary Cataract of Terrier
What is the HC Hereditary Cataract ?
The HC genetic disease affects about 8% of dogs in terrier breeds. This genetic disease was discovered in the late 1970s. The first signs of hereditary cataracts appear from a few weeks to a few months then the dog becomes completely blind after one or two years.
Similar HC Hereditary Cataract DNA test
Another test which is also named Hereditary Cataract exist and is however specific to the Australian Shepherd. You can found it here.
Realization of the genetic test
The HC genetic test is classically performed using a buccal swab. However dry blood tube or EDTA blood tube can be used.
Available breeds for the test : HC Hereditary Cataract of Terrier
The following breeds are recognized :
- American Staffordshire Terrier
- Autre Race
- Bouledogue Français
- Inconnue
- Staffordshire Bull Terrier
- Terrier De Boston
Understanding results of the test : HC Hereditary Cataract of Terrier
Gene Mutation : HSF4 g.85286582_insC
Heredity : autosomal recessive (more information)
| Test result | HC Hereditary Cataract of Terrier status (HSF4 g.85286582_insC) | Health status |
|---|---|---|
| N/N | No copy of the HC mutation | Animal is normal (clear) |
| N/HC | 1 copy of the HC mutation | Animal is normal (clear) |
| HC/HC | 2 copies of the HC mutation | Animal is, will or could be affected |
Cross table of the test : HC Hereditary Cataract of Terrier
| Mother N/N | Mother N/HC | Mother HC/HC | |
|---|---|---|---|
| Father N/N | 100% N/N | 50% N/N 50% N/HC | 100% N/HC |
| Father N/HC | 50% N/N 50% N/HC | 25% N/N 50% N/HC 25% HC/HC | 50% N/HC 50% HC/HC |
| Father HC/HC | 100% N/HC | 50% N/HC 50% HC/HC | 100% HC/HC |
Certificate example for the test : HC Hereditary Cataract of Terrier
Click on the example certificate below to open it.
References
Mellersh CS, Pettitt L, Forman OP, Vaudin M, Barnett KC. 2006. Identification of mutations in HSF4 in dogs of three different breeds with hereditary cataracts. Vet Ophthalmol. 9:369-378.
Mellersh CS, Graves KT, McLaughlin B, Ennis RB, Pettitt L, Vaudin M, Barnett KC. Mutation in HSF4 associated with early but not late-onset hereditary cataract in the Boston terrier. Journal of Heredity 2007; 98(5):531-533.
1- Order DNA test on the website
To order a DNA test, simply add it to your shopping cart on the website.
You can then validate your basket.
At this validation step, you can either pay immediately with a bank card, or pay later by bank transfer or check.
For payment by check, you can send your check when you return your samples.
A sample received will not be processed if we do not have your payment.
2- Register your dogs
Once your order has been confirmed, you will be redirected to the animal registration page.
Each of the summed analyzes then corresponds to a row.
For each of these analyzes, you must register the dog in question by clicking on the button : Register my dog.
You will need to fill in the following mandatory information:
- Animal name
- Breed
- Date of birth
- Sex
- Color
- Kind of sample
The proposed sample types will be those that are possible and available for the corresponding analysis.
3- Download your collection kits
Once the animal has been registered, you can then download the sampling certificate for this analysis by clicking on the button : Download my certificate.
Once this button is clicked, a window proposes you to wait while your sampling certificate is created.
Then you can download your sampling certificate by clicking on the button : Download.
The download file is a PDF file.
It is best to register all animals in your order before downloading your sampling certificates.
In fact, once all the animals have been registered, you just have to click on the download button for any analysis to download all the sampling certificates for the order.
This PDF file contains the simplified instructions for taking the sample and the sampling certificate that you can sign. You will also find links to our website with the detailed procedure for taking the sample.
PDF files can be opened with a PDF reader. We recommend the free Adobe Acrobat Reader software which can be downloaded from this link.
4- Sending your collection kits (Optional)
If you have chosen as the kind of sample: a blood in EDTA tube, then you will not receive a collection kit. Indeed, your veterinarian already has an EDTA tube and will do the blood intake with its own EDTA tubes.
If you have chosen as the kind of sample: an buccal swab, then we will send you your collection kit by postal mail. This kit will be shipped the day after your order and you will receive an email about it.
5- Collect the samples
Take the sample from your animal as described in the downloaded file.
Be sure to use the collection kit provided and follow the instructions carefully.
The procedure provided is one that achieves the most reliable and fastest possible results.
We strongly recommend that samples be taken by a veterinarian. And in this case, the veterinarian must complete and sign the sampling certificate. You will find more information on this link.
6- Send the samples to GENIMAL
Send the collection kits and the sampling certificate to our laboratory
Genimal Biotechnologies
Estaing Nord 1
42140 Virigneux
France
If you have chosen payment by check, do not forget to attach it to your mail
7- Get the confirmation that the sample arrived
As soon as we receive your mail, you will receive an email indicating its receipt.
You can also view the order tracking to track whether your sample is received or not https://www.genimal.com/my-dna-tests/track-my-analyses/.
In the receipt email and in the order follow-up, you will find the expected deadlines for your analyzes.
8- Get your results
Upon receipt of your samples, we immediately process your order.
Once the results are available, you will receive them by email, postal mail or SMS depending on what you ordered.
The results are also available in your customer area at https://www.genimal.com/my-dna-tests/download-my-results/
