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Food Science Central - Beetroot dyes in electrifying incident.
After the destruction of the planet Reach, the spaceship the Master Chief is aboard comes across a huge alien artifact floating in space; Halo. The Covenant seem to be highly interested, and so the humans are as well. The levels and environments in Halo are jaw-dropping.
Betalain pigments from red beetroot provide a natural alternative to synthetic food dyes. Extraction of these pigments using low DC electrification is reported.
A standard A-level biology practical is to examine the effect of temperature on membrane stability in beetroot, assessed by the degree of pigment leakage.
Introduction Colour is an important constituent of food as every food is associated with a certain type of colour. Addition of colour gives, food an attractive and appetising appearance, and of the enhances the acceptability.
The primary pigments in red beet are the betalains, which include the red-violet betacyanins and the yellow betaxanthins. The recent adoption of betalain pigments from red beet as an alternative to synthetic food dyes has heightened interest in genetic modification of pigment production.
SWISS CHARD Description Latin name: Beta vulgaris L. Cicla group Family: Chenopodiaceae (Goosefoot) Type: Dicot Edible Part: Leaves Temperature Preference: Cool season crop Next Back Index Links
Boil a beetroot till it is quite tender, peel it, cut into slices, put it in a fireproof dish, and cover it with a thick white sauce. Strew a little grated Parmesan and Cheddar- over it.
INSECURE CHEF 2 JUNE 2003 Cooking with the Insecure Chef Contents June 2003, Vol. 7, No. 2 This issue: Guest Chefs Jan and Laurel Decher .............................................................................................. 8 Bonus Trendy Goat-Cheese Tip......................................