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AcidicAngel
Sub Adult

United Kingdom
1212 Posts

Posted - 13/01/2013 :  22:33:21  Show Profile  Click to see AcidicAngel's MSN Messenger address  Reply with Quote
Just wondering if there is any way of finding out the het's for a snake without having to breed? There are a hundred and one possibilities for hets for my boy Cereus, so without breeding him to almost every corn morph there is to find out I have no way of knowing unless there is another way


Corn Snakes.
1.0 Butter - Cereus.
1.0 Caramel Stripe het Amel - Vladimir.
0.1 Normal het Amel, Caramel, Hypo - Amara.
0.1 Masque het Amel, Anery, Charcoal, Diffused, Hypo, Lavender, Stripe - Aurelia.
1.0 Masque Anery het Amel, Charcoal, Diffused, Hypo, lavender, Stripe - Orion.
Leopard Gecko's.
Too many to list!!
Rat Snake.
1.0 Yellow Rat Snake - Leviathan(Levi)
Western Hognoses
1.0 Normal 50% poss het Frosted(Dutch Hypo, Caramel) - Thorne.
0.1 Frosted - Rose.
1.0 Anaconda het Snow(Amel, Anery) - Titan.
0.1 Normal het Snow(Amel, Anery) - Nyx.
R.I.P Pandora & Sakana, entwined in my heart forever my darlings.

Isoldael
Yearling

Netherlands
999 Posts

Posted - 13/01/2013 :  22:37:11  Show Profile  Reply with Quote
There's no reliable way except breeding or knowing the parents. Some people say you can see certain hets "shine through" (e.g. a more yellowish tinge on snakes that are het for caramel) and some say it's nonsense. It's not a 100% certain way to find out hets either way. The only way for that is to breed, sadly.

1.0 anery stripe (Nash)
1.0 hypo pewter (Loki)
1.0 bloodred het amel, charcoal, hypo, stripe 50% phet anery, lavender (Kasumi)
0.1 grey background normal het amel (Saphira)
0.1 tessera het amel, anery, stripe (Lilith)
0.1 amel (Aurora)
0.1 hypo bloodred het anery, charcoal, stripe 50% phet amel, lavender (Mara)
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AcidicAngel
Sub Adult

United Kingdom
1212 Posts

Posted - 13/01/2013 :  22:41:23  Show Profile  Click to see AcidicAngel's MSN Messenger address  Reply with Quote
Aww :( I've asked his original owner(my uncle) what his parents were but don't expect an answer as he doesn't really speak to my side of the family any more due to personal reasons... It's just without knowing his het's I'm in for a possible surprise when(if) I get eggs off my girl because he's the father. Now I'm expecting all normal(carolina) het Hypo, Caramel & Amel from them as female being Hypo poss het Lavender & Anery but not 100% on that and male being Butter... I'm not a huge fan of surprises... Unless I find out he's het for Tessera(dominant over normal) or something as that would be helpful.


Corn Snakes.
1.0 Butter - Cereus.
1.0 Caramel Stripe het Amel - Vladimir.
0.1 Normal het Amel, Caramel, Hypo - Amara.
0.1 Masque het Amel, Anery, Charcoal, Diffused, Hypo, Lavender, Stripe - Aurelia.
1.0 Masque Anery het Amel, Charcoal, Diffused, Hypo, lavender, Stripe - Orion.
Leopard Gecko's.
Too many to list!!
Rat Snake.
1.0 Yellow Rat Snake - Leviathan(Levi)
Western Hognoses
1.0 Normal 50% poss het Frosted(Dutch Hypo, Caramel) - Thorne.
0.1 Frosted - Rose.
1.0 Anaconda het Snow(Amel, Anery) - Titan.
0.1 Normal het Snow(Amel, Anery) - Nyx.
R.I.P Pandora & Sakana, entwined in my heart forever my darlings.
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Isoldael
Yearling

Netherlands
999 Posts

Posted - 13/01/2013 :  22:49:17  Show Profile  Reply with Quote
Well, if he would be het for tessera he would visually be a tessera :P So you can rule that out

1.0 anery stripe (Nash)
1.0 hypo pewter (Loki)
1.0 bloodred het amel, charcoal, hypo, stripe 50% phet anery, lavender (Kasumi)
0.1 grey background normal het amel (Saphira)
0.1 tessera het amel, anery, stripe (Lilith)
0.1 amel (Aurora)
0.1 hypo bloodred het anery, charcoal, stripe 50% phet amel, lavender (Mara)
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AcidicAngel
Sub Adult

United Kingdom
1212 Posts

Posted - 13/01/2013 :  22:55:14  Show Profile  Click to see AcidicAngel's MSN Messenger address  Reply with Quote
quote:
Originally posted by Isoldael

Well, if he would be het for tessera he would visually be a tessera :P So you can rule that out



Fair do's. I don't know what he could be het for.. He could be het for anything or nothing really


Corn Snakes.
1.0 Butter - Cereus.
1.0 Caramel Stripe het Amel - Vladimir.
0.1 Normal het Amel, Caramel, Hypo - Amara.
0.1 Masque het Amel, Anery, Charcoal, Diffused, Hypo, Lavender, Stripe - Aurelia.
1.0 Masque Anery het Amel, Charcoal, Diffused, Hypo, lavender, Stripe - Orion.
Leopard Gecko's.
Too many to list!!
Rat Snake.
1.0 Yellow Rat Snake - Leviathan(Levi)
Western Hognoses
1.0 Normal 50% poss het Frosted(Dutch Hypo, Caramel) - Thorne.
0.1 Frosted - Rose.
1.0 Anaconda het Snow(Amel, Anery) - Titan.
0.1 Normal het Snow(Amel, Anery) - Nyx.
R.I.P Pandora & Sakana, entwined in my heart forever my darlings.
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SexyBear77
Fully Grown Corn

United Kingdom
3796 Posts

Posted - 14/01/2013 :  08:29:12  Show Profile  Reply with Quote
The most common hets are amel and anery, with others like caramel, hypo, stripe etc being not too uncommon. Part of the fun of breeding is seeing what surprises may hatch!

9.11 Cornsnakes
1.1 Hogg island boas
1.0 Dwarf Burmese python

Location: Watford
Website- http://rassnakes.yolasite.com/
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AcidicAngel
Sub Adult

United Kingdom
1212 Posts

Posted - 14/01/2013 :  13:08:35  Show Profile  Click to see AcidicAngel's MSN Messenger address  Reply with Quote
I know but like I say, my female is supposed to be het Lavender & Anery as her mother was supposed to be a Lavender het Anery & Hypo which is how she became hypo but her father... No clue. Male is a different story.


Corn Snakes.
1.0 Butter - Cereus.
1.0 Caramel Stripe het Amel - Vladimir.
0.1 Normal het Amel, Caramel, Hypo - Amara.
0.1 Masque het Amel, Anery, Charcoal, Diffused, Hypo, Lavender, Stripe - Aurelia.
1.0 Masque Anery het Amel, Charcoal, Diffused, Hypo, lavender, Stripe - Orion.
Leopard Gecko's.
Too many to list!!
Rat Snake.
1.0 Yellow Rat Snake - Leviathan(Levi)
Western Hognoses
1.0 Normal 50% poss het Frosted(Dutch Hypo, Caramel) - Thorne.
0.1 Frosted - Rose.
1.0 Anaconda het Snow(Amel, Anery) - Titan.
0.1 Normal het Snow(Amel, Anery) - Nyx.
R.I.P Pandora & Sakana, entwined in my heart forever my darlings.
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Charles
Hatchling

United Kingdom
229 Posts

Posted - 14/01/2013 :  14:41:45  Show Profile  Reply with Quote
Unless we start a collection to sequence the snake genome. - I have friends with the technology!

1.1.0 Jim Caramel Tessera, Rosie Motley
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AcidicAngel
Sub Adult

United Kingdom
1212 Posts

Posted - 14/01/2013 :  15:00:57  Show Profile  Click to see AcidicAngel's MSN Messenger address  Reply with Quote
I was wondering if they could do DNA testing or something but corn snakes all have the same DNA don't they? It's just a different colour gene for them all.


Corn Snakes.
1.0 Butter - Cereus.
1.0 Caramel Stripe het Amel - Vladimir.
0.1 Normal het Amel, Caramel, Hypo - Amara.
0.1 Masque het Amel, Anery, Charcoal, Diffused, Hypo, Lavender, Stripe - Aurelia.
1.0 Masque Anery het Amel, Charcoal, Diffused, Hypo, lavender, Stripe - Orion.
Leopard Gecko's.
Too many to list!!
Rat Snake.
1.0 Yellow Rat Snake - Leviathan(Levi)
Western Hognoses
1.0 Normal 50% poss het Frosted(Dutch Hypo, Caramel) - Thorne.
0.1 Frosted - Rose.
1.0 Anaconda het Snow(Amel, Anery) - Titan.
0.1 Normal het Snow(Amel, Anery) - Nyx.
R.I.P Pandora & Sakana, entwined in my heart forever my darlings.
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Isoldael
Yearling

Netherlands
999 Posts

Posted - 14/01/2013 :  15:07:33  Show Profile  Reply with Quote
Nope, not all corn snakes have the same DNA. Then they would all look exactly the same (except for colour)! Corns are just like humans, there's a huuuuuuge range of possible combinations of genes. If we could find the exact loci of the hets, though, we could in theory say exactly which hets a snake has :D

1.0 anery stripe (Nash)
1.0 hypo pewter (Loki)
1.0 bloodred het amel, charcoal, hypo, stripe 50% phet anery, lavender (Kasumi)
0.1 grey background normal het amel (Saphira)
0.1 tessera het amel, anery, stripe (Lilith)
0.1 amel (Aurora)
0.1 hypo bloodred het anery, charcoal, stripe 50% phet amel, lavender (Mara)
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AcidicAngel
Sub Adult

United Kingdom
1212 Posts

Posted - 14/01/2013 :  15:09:20  Show Profile  Click to see AcidicAngel's MSN Messenger address  Reply with Quote
quote:
Originally posted by Isoldael

Nope, not all corn snakes have the same DNA. Then they would all look exactly the same (except for colour)! Corns are just like humans, there's a huuuuuuge range of possible combinations of genes. If we could find the exact loci of the hets, though, we could in theory say exactly which hets a snake has :D



See that would be very helpful...


Corn Snakes.
1.0 Butter - Cereus.
1.0 Caramel Stripe het Amel - Vladimir.
0.1 Normal het Amel, Caramel, Hypo - Amara.
0.1 Masque het Amel, Anery, Charcoal, Diffused, Hypo, Lavender, Stripe - Aurelia.
1.0 Masque Anery het Amel, Charcoal, Diffused, Hypo, lavender, Stripe - Orion.
Leopard Gecko's.
Too many to list!!
Rat Snake.
1.0 Yellow Rat Snake - Leviathan(Levi)
Western Hognoses
1.0 Normal 50% poss het Frosted(Dutch Hypo, Caramel) - Thorne.
0.1 Frosted - Rose.
1.0 Anaconda het Snow(Amel, Anery) - Titan.
0.1 Normal het Snow(Amel, Anery) - Nyx.
R.I.P Pandora & Sakana, entwined in my heart forever my darlings.
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Dancross0
Sub Adult

United Kingdom
1315 Posts

Posted - 14/01/2013 :  17:00:55  Show Profile  Visit Dancross0's Homepage  Reply with Quote
quote:
Originally posted by Isoldael

There's no reliable way except breeding or knowing the parents. Some people say you can see certain hets "shine through" (e.g. a more yellowish tinge on snakes that are het for caramel) and some say it's nonsense. It's not a 100% certain way to find out hets either way. The only way for that is to breed, sadly.



Even the big US breeders say there are no 'visable hets', the most popular ones being more yellow in het caramel animals, colour bleeding onto the belly for het hypo/diffused (depending on who you talk to!), and the split belly checker in het diffused animals have been proved to be a separate thing as well (linked to masque, shallow saddles, and various other factors...).

The main point is, if a recessive het changed an animal from the wildtype, it wouldn't be recessive, but co-dominant.

But there are several factors that are being looked into. One is red coat, where the animal has more red in, yellow factor for yellow, and ongoing breedings to determine whever christmas is allelic to hypo and strawberry (it looks like it is!).



Aguna CB11 Anery - Typhon CB12 Amber - Plissken CB08 Carolina - Iara CB11 Caramel

Indra CB12 Lavender (?) - Evren CB12 Carolina (?) - Ophis CB11 Hypo Lavender - Sirae CB11 Ghost Motley


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AcidicAngel
Sub Adult

United Kingdom
1212 Posts

Posted - 14/01/2013 :  18:58:23  Show Profile  Click to see AcidicAngel's MSN Messenger address  Reply with Quote
quote:
Originally posted by Dancross0

quote:
Originally posted by Isoldael

There's no reliable way except breeding or knowing the parents. Some people say you can see certain hets "shine through" (e.g. a more yellowish tinge on snakes that are het for caramel) and some say it's nonsense. It's not a 100% certain way to find out hets either way. The only way for that is to breed, sadly.



Even the big US breeders say there are no 'visable hets', the most popular ones being more yellow in het caramel animals, colour bleeding onto the belly for het hypo/diffused (depending on who you talk to!), and the split belly checker in het diffused animals have been proved to be a separate thing as well (linked to masque, shallow saddles, and various other factors...).

The main point is, if a recessive het changed an animal from the wildtype, it wouldn't be recessive, but co-dominant.

But there are several factors that are being looked into. One is red coat, where the animal has more red in, yellow factor for yellow, and ongoing breedings to determine whever christmas is allelic to hypo and strawberry (it looks like it is!).



Well my boy is more white than yellow? Especially for a butter... Nah, I don't think that means anything except possible Hypo Butter rather than normal Butter..


Corn Snakes.
1.0 Butter - Cereus.
1.0 Caramel Stripe het Amel - Vladimir.
0.1 Normal het Amel, Caramel, Hypo - Amara.
0.1 Masque het Amel, Anery, Charcoal, Diffused, Hypo, Lavender, Stripe - Aurelia.
1.0 Masque Anery het Amel, Charcoal, Diffused, Hypo, lavender, Stripe - Orion.
Leopard Gecko's.
Too many to list!!
Rat Snake.
1.0 Yellow Rat Snake - Leviathan(Levi)
Western Hognoses
1.0 Normal 50% poss het Frosted(Dutch Hypo, Caramel) - Thorne.
0.1 Frosted - Rose.
1.0 Anaconda het Snow(Amel, Anery) - Titan.
0.1 Normal het Snow(Amel, Anery) - Nyx.
R.I.P Pandora & Sakana, entwined in my heart forever my darlings.
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gmac
The Scottish Admin

United Kingdom
5319 Posts

Posted - 14/01/2013 :  19:06:13  Show Profile  Reply with Quote
there is some work in the labs at the moment looking into the corn genes and identifying them without the need for dna testing, at liverpool university. there is one top breeder in the country working with them in this area ;)


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AcidicAngel
Sub Adult

United Kingdom
1212 Posts

Posted - 14/01/2013 :  21:16:18  Show Profile  Click to see AcidicAngel's MSN Messenger address  Reply with Quote
quote:
Originally posted by gmac

there is some work in the labs at the moment looking into the corn genes and identifying them without the need for dna testing, at liverpool university. there is one top breeder in the country working with them in this area ;)



Ooh, sounds promising!


Corn Snakes.
1.0 Butter - Cereus.
1.0 Caramel Stripe het Amel - Vladimir.
0.1 Normal het Amel, Caramel, Hypo - Amara.
0.1 Masque het Amel, Anery, Charcoal, Diffused, Hypo, Lavender, Stripe - Aurelia.
1.0 Masque Anery het Amel, Charcoal, Diffused, Hypo, lavender, Stripe - Orion.
Leopard Gecko's.
Too many to list!!
Rat Snake.
1.0 Yellow Rat Snake - Leviathan(Levi)
Western Hognoses
1.0 Normal 50% poss het Frosted(Dutch Hypo, Caramel) - Thorne.
0.1 Frosted - Rose.
1.0 Anaconda het Snow(Amel, Anery) - Titan.
0.1 Normal het Snow(Amel, Anery) - Nyx.
R.I.P Pandora & Sakana, entwined in my heart forever my darlings.
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eeji
The Morph Master

United Kingdom
4335 Posts

Posted - 14/01/2013 :  21:20:46  Show Profile  Visit eeji's Homepage  Reply with Quote
quote:
Originally posted by Charles

Unless we start a collection to sequence the snake genome. - I have friends with the technology!



that would need to be one massive whip round!


Forum - Guide to Cornsnake Morphs - Punnett Square Calculator - Breeder Directory
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Isoldael
Yearling

Netherlands
999 Posts

Posted - 14/01/2013 :  21:43:00  Show Profile  Reply with Quote
quote:
The main point is, if a recessive het changed an animal from the wildtype, it wouldn't be recessive, but co-dominant.


I've posted this before and I'll post it again - a het marker does NOT necessarily mean it's the gene itself "showing through". In many species, some genes are linked to others and have a higher cccurence together - a (made up) example could be corns having a black spot on the iris are more likely to be het for caramel. The black spot could be caused by a completely different gene. If, say, 90% of the snakes with the black spot on their iris are het for caramel, you could call it a het marker. That doesn't make the caramel anything else than recessive though ^^

@gmac - sounds AWESOME, can't wait! :D

1.0 anery stripe (Nash)
1.0 hypo pewter (Loki)
1.0 bloodred het amel, charcoal, hypo, stripe 50% phet anery, lavender (Kasumi)
0.1 grey background normal het amel (Saphira)
0.1 tessera het amel, anery, stripe (Lilith)
0.1 amel (Aurora)
0.1 hypo bloodred het anery, charcoal, stripe 50% phet amel, lavender (Mara)

Edited by - Isoldael on 14/01/2013 21:43:24
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Dancross0
Sub Adult

United Kingdom
1315 Posts

Posted - 15/01/2013 :  07:50:05  Show Profile  Visit Dancross0's Homepage  Reply with Quote
quote:
Originally posted by Isoldael

quote:
The main point is, if a recessive het changed an animal from the wildtype, it wouldn't be recessive, but co-dominant.


I've posted this before and I'll post it again - a het marker does NOT necessarily mean it's the gene itself "showing through". In many species, some genes are linked to others and have a higher cccurence together - a (made up) example could be corns having a black spot on the iris are more likely to be het for caramel. The black spot could be caused by a completely different gene. If, say, 90% of the snakes with the black spot on their iris are het for caramel, you could call it a het marker. That doesn't make the caramel anything else than recessive though ^^

@gmac - sounds AWESOME, can't wait! :D



If it is linked to a het, but not directly to the gene, it could show up in any snake, making it a misleading marker.

Any actual examples of this in corns?



Aguna CB11 Anery - Typhon CB12 Amber - Plissken CB08 Carolina - Iara CB11 Caramel

Indra CB12 Lavender (?) - Evren CB12 Carolina (?) - Ophis CB11 Hypo Lavender - Sirae CB11 Ghost Motley


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Isoldael
Yearling

Netherlands
999 Posts

Posted - 15/01/2013 :  11:20:04  Show Profile  Reply with Quote
Not that I know of. A marker is almost never 100% accurate though. A common example for a marker of a genetic disease is blue eyes and a white fur in dogs and cats. This can either be caused by "normal" genes, but is also paired with with a congenital disease that causes deafness. I know that it's not actually a het in this case, but it's the most commonly known example I could find right now.

For instance, dogs with the piebald gene have a much higher occurence of congenital deafness, while not all dogs with that gene have the disease. You could still call it a marker though, as the occurence is so high. It could encourage people to get their dog tested properly. The same would go for corns - if you find a marker for a certain het, you could do more specific breeding trials rather than just guessing the hets, but it wouldn't be 100% certain that the corn has the gene until breeding.

1.0 anery stripe (Nash)
1.0 hypo pewter (Loki)
1.0 bloodred het amel, charcoal, hypo, stripe 50% phet anery, lavender (Kasumi)
0.1 grey background normal het amel (Saphira)
0.1 tessera het amel, anery, stripe (Lilith)
0.1 amel (Aurora)
0.1 hypo bloodred het anery, charcoal, stripe 50% phet amel, lavender (Mara)

Edited by - Isoldael on 15/01/2013 11:21:17
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