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Chickens that are "pasture-raised" or "free range" will typically lay eggs with a darker, more orange-colored yolk, Steele said, "because their diet consists mainly of grasses, weeds and other ...
"More than 20 years ago, researchers discovered there was a correlation between high blood cholesterol and eggs, which gave eggs a bad rap due to the cholesterol level of an egg yolk ...
The yolk's impact on your overall cholesterol isn't as scary as we were once led to believe. Dr. Petrucci dismisses the cholesterol claims as outdated myths. "As it turns out, eggs don’t affect ...
Since chickens can lay eggs almost every day, and the yolk of an immunised hen's egg contains a high concentration of IgY, chickens are gradually becoming popular as a source of customised antibodies for research. (Usually, mammals such as rabbits or goats are injected with the antigen of interest by the researcher or a contract laboratory.) [3]
People with an allergy to chicken eggs may also be allergic to other types of eggs, such as goose, duck, or turkey eggs. [2] In cooking, eggs are multifunctional: they may act as an emulsifier to reduce oil/water separation (mayonnaise), a binder (water binding and particle adhesion, as in meatloaf), or an aerator (cakes, especially angel food ).
The xanthophylls found in the bodies of animals including humans, and in dietary animal products, are ultimately derived from plant sources in the diet. For example, the yellow color of chicken egg yolks, fat, and skin comes from ingested xanthophylls—primarily lutein, which is added to chicken feed for this purpose.
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Double-yolk eggs, when an egg contains two or more yolks, occurs when ovulation occurs too rapidly, or when one yolk becomes joined with another yolk. [ 29 ] Yolkless eggs , which contain whites but no yolk, usually occurs during a pullet's first effort, produced before her laying mechanism is fully ready.