Spark of Life Reveals When Human Egg is Fertilized

In a study published in Scientific Reports, Northwestern researchers have discovered that when the human egg is activated by a sperm enzyme, an explosion of zinc sparks erupt. The size of the eruption is directly related to the health of the egg and its ability to develop into a viable embryo.


Zinc Fireworks Reveal When Human Egg is Fertilized: Northwestern University YouTube

Read the full story here: http://www.northwestern.edu/newscente…

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