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Ornitho-Genetics VZW

Dirk Van den Abeele

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  • FAQ: Naming order in mutation combinations

    27/04/2026 Dirk Van den Abeele

    FAQ: Naming order in mutation combinations Enthusiasts often like to combine different color mutations. This raises the question: in what order should the names of

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  • FAQ: melanin, eumelanin, phaeomelanin, melanocytes, melanosomes and keratinocytes?

    20/03/2026 Dirk Van den Abeele

    Nederlandse versie onderaan FAQ: When studying your articles on feather structure, terms such as melanin, eumelanin, phaeomelanin, melanocytes, melanosomes and keratinocytes in bird feathers are

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  • FAQ: Can a DNA or blood test detect the presence of colour mutations (split factor) in the genome?

    01/03/2026 Dirk Van den Abeele

    Nederlandse versie onderaan FAQ: Can a DNA or blood test detect the presence of colour mutations in the genome? We’ve been receiving this question more

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  • FAQ: pallidino or PallidIno?

    06/12/2025 Dirk Van den Abeele

    FAQ: The international guidelines state that combinations of alleles should be written as one word and that the names of both alleles must begin with

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  • FAQ: Is it possible for a color mutation once it has been introgressed into another species to look different than in the original species

    25/08/2025 Dirk Van den Abeele

    FAQ: Is it possible for a color mutation, once it has been introgressed into another species, to look different than in the original species? Answer:

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Genus Forpus, een taxonomisch overzicht – deel 7 Forpus cyanopygius (Souancé) 1856

04/02/2019 Dirk Van den Abeele Articles - Artikels, Artikelen NL, General, Taxonomy

Genus Forpus, een taxonomisch overzicht – deel 7 Forpus cyanopygius (Souancé) 1856 Door Dirk Van den Abeele Ornitho-Genetics vzw MUTAVI,

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Genus Forpus, een taxonomisch overzicht – deel 8 Forpus spengeli (Hartlaub) 1885

03/02/2019 Dirk Van den Abeele Articles - Artikels, Artikelen NL, General, Taxonomy

Genus Forpus, een taxonomisch overzicht – deel 8 Forpus spengeli (Hartlaub) 1885 Door Dirk Van den Abeele Ornitho-Genetics vzw MUTAVI,

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Genus Forpus, een taxonomisch overzicht – deel 9 – Forpus xanthops (Salvin) 1895

02/02/2019 Dirk Van den Abeele Articles - Artikels, Artikelen NL, General, Taxonomy

Genus Forpus, een taxonomisch overzicht – deel 9 Forpus xanthops (Salvin) 1895 Door Dirk Van den Abeele Ornitho-Genetics vzw MUTAVI,

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Genus Forpus een taxonomisch overzicht – Deel 10 – Forpus crassirostris (Taczanowski) 1883

01/02/2019 Dirk Van den Abeele Articles - Artikels, Artikelen NL, General, Taxonomy

Deel 11  – Forpus crassirostris (Taczanowski) 1883 Diksnavel blauwvleugel dwergpapegaai Door Dirk Van den Abeele Ornitho-Genetics VZW MUTAVI, Research &

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FAQ: what is the difference between psittacofulvins and psittacine?

11/01/2019 Dirk Van den Abeele FAQ, General

FAQ: what is the difference between psittacofulvins and psittacine? There is no difference. Psittacofulvins AKA psittacine or parrodienes [1], [2,

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Is myostatin the catalyst behind the “standard” birds?

06/12/2018 Dirk Van den Abeele Articles - Artikels, Articles UK, General, Genetics 3 comments

Is myostatin the catalyst behind the “standard” birds? Published: BVA magazine 01-10-2008 on-line: 11-11-2008 By Dirk Van den Abeele Who

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Is myostatine de katalysator achter de “standaard” vogels?

06/12/2018 Dirk Van den Abeele Articles - Artikels, Artikelen NL, General, Genetics

Is myostatine de katalysator achter de “standaard” vogels? Published: BVA magazine 01-10-2008 on-line: 11-11-2008 Door Dirk Van den Abeele Wie

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Afscheid van een vriend

30/11/2018 Dirk Van den Abeele General 2 comments

Vandaag vernamen we het overlijden van onze goede vriend Etienne Moernaut. Als BVA lid en medewerker van het eerste uur

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SL dominant greywing mutation in Agapornis fischeri???

07/11/2018 Dirk Van den Abeele General 2 comments

In April, we announce on our blog that Willie Matthews did a lot of test mating with what he believe

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FAQ: X and Y or Z and W chromosomes?

29/10/2018 Dirk Van den Abeele FAQ, General, Genetics

FAQ: X and Y or Z and W chromosomes? In aviculture societies in Europe, the sex-chromosomes in birds was, for

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DM jade

19/10/2018 Dirk Van den Abeele General

As promised to Mr. Jameson Yerevan, I discussed this week his proposition to use DM (Dimorphemic) in combination with jade.

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FAQ: genetic symbols and formulas

16/10/2018 Dirk Van den Abeele FAQ, General, Genetics

FAQ: why are you using different genetic symbols / formulas in your book than in mammals (humans)? Did you invent

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FAQ: is it possible that jade is not a basic mutation but a crossing-over between marbled and cinnamon?

08/10/2018 Dirk Van den Abeele FAQ, General

FAQ: is it possible that jade is not a basic mutation but a crossing-over between marbled and cinnamon? No, it

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FAQ: blue x blue = ??? green??

20/09/2018 Dirk Van den Abeele FAQ, General 2 comments

Updated December 29, 2020 Extract from my article published in the BVA-International journal from April 2019 In 2017 I was

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FAQ: non pied youngsters from dominant pied x dominant pied

04/09/2018 Dirk Van den Abeele FAQ, General

FAQ: normal green – non pied – youngsters from a couple dominant pied x dominant pied, is this possible? Of

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FAQ: are combinations of alleles of the same gene on the Z chromosome only males?

09/08/2018 Dirk Van den Abeele FAQ, General, Genetics 2 comments

FAQ: are combinations of alleles of the same gene on the Z chromosome only males? (PallidIno or PaleIno or PalePallid)

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