On Tue, 17 Feb 2004 06:31:24 EST, Nikki Lee <[log in to unmask]> wrote:

>Dear Friends:
>    Doesn't the work of Peter Hartman teach that when babies wait longer
for
>feeds, the milk fills the breast and the rate of milk synthesis decreases?

Milk contains a whey protein called "feedback inhibitor of lactation" (FIL)
that suppresses the mammary secretory cells.  The longer the milk sits in
the breast, the more concentrated FIL becomes, and the stronger the signal
to shut down production.

-Claire Bloodgood

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