You are welcome :-)

--- In iridial_studies@yahoogroups.com, "Henry Fivaz" <hfivaz@...>
wrote:
>
> Thank you very much, and also for the very prompt reply.
>
> -------Original Message-------
>
> From: Dan Waniek
> Date: 03/19/06 00:29:21
> To: iridial_studies@yahoogroups.com
> Subject: [iridial_studies] Re: Eye colour
>
> hi, hfivaz123 !
>
> The yellow lines are elements of the iridial stroma. There is no
> need to "correct" them. Of course, distinguished iridologists here
> are entitled to - and indeed invited to express other opinions :-)
>
> Please let me explain a bit the issue of iris color, especially in
> low-pigment-and-fine-stromal-configurations like those in blue
> eyes...
>
> So here we are looking at the two epithelia and to the iris stroma.
>
> Pigment (that's melanin, and this is only one variety for all eye
> colors, different however from melanins in skin and hair) is found
> mainly in the epithelia.
>
> However, the stroma contains mobile pigment containers
(melanosomes)
> in _mobile_ cells (melanophores). This gives the stromal pigment
> moiety a significant functional capacity. It is in fact this
> compartment which is in charge for changes in local and overall
iris
> hues for substructures like contraction rings and "spikes" and
stuff.
>
> Amazingly, the melanophores achieve this only by aggregation and
> other subtle movements which provide for different parameters in
the
> phenomena of light dispersion, selective reflection, diffusion and
> diffraction which are in turn responsible for eye color. It's all
> about - if you like such comparisons - a versatile "grid" in a
stack
> of fuzzy filters.
>
> Now, to go back to the question of yellow "lines", you know,
> lipofuscin (the wear and tear pigment) is ubiquitous in vivo.
>
> Lipofuscin is _the_ exception to the one-pigment-gives-all-hues
> rule. However, it only gives "green eyes" in select "combinations"
> with melanin. I used the quotes here because no chemical reactions
> occur between melanin and lipofuscin.
>
> Hope this helps, and thank you for your interesting question.
>
>
> --- In iridial_studies@yahoogroups.com, "hfivaz123" <hfivaz@>
> wrote:
> >
> > I would like to know.
> > There are yellow lines in blue eyes.
> > What would that represent and how does a person correct it??
> >
>
>
>
>
>
>
>
>
>
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