-
Psittacofulvin[pronunciation?] pigments,
sometimes called psittacins, are
responsible for the bright-red, orange, and
yellow colors specific to parrots...
- have
their psittacofulvin (yellow and orange)
pigments deactivated by the blue gene,
resulting in ****atiels with
absolutely no
psittacofulvin pigments...
-
colours of so many parrots.
Colourful feathers with high
levels of
psittacofulvin resist the feather-degrading
bacterium Bacillus licheniformis better...
-
provides the grey
colour in the feathers, eyes, beak, and feet), and
psittacofulvins (which
provide the
yellow colour on the face and tail and the orange...
-
resonance by Jack
Peisach first with
Blumberg and
later with Mims.
Psittacofulvin, a
brightly colored red and
yellow pigment unique to
parrots Turacoverdin...
-
colour variations among lovebirds,
which are
caused by
pigments called psittacofulvins. The
genus Aga****is was
described by the
English naturalist Prideaux...
- zeaxanthin,
lutein Proteinaceous: phytochrome,
phycobiliproteins Psittacofulvins: a
class of red and
yellow pigments unique to
parrots Turacin and Turacoverdin:...
- orange);
other pigments occur only in
certain taxa – the
yellow to red
psittacofulvins (found in some parrots) and the red
turacin and
green turacoverdin...
-
licheniformis degrades β-keratin.
There is
evidence that red feathers, with
psittacofulvin, are more
resistant to degradation.
Subtilisin Carlsberg, a
serine protease...
- of
melanin named eumelanin along with a
basic yellow pigment named psittacofulvin (psittacin for short). Some
other parrot species produces a
third pigment...
