Bone Marrow Stem Cell Conversion
Scientists from the University of Newcastle upon Tyne led by biologist Karim Nayernia discovered a method of creating partly developed sperm cells, otherwise known as "spermatogonial" stem cells, from the bone marrow of both sexes, entirely in-vitro (outside the human body), and is seeking funding to see whether such techniques can be used to make female sperm.
Read more about this topic: Female Sperm
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Merely sins.
It is evil who dines on the soul,
stretching out its long bone tongue.
It is evil who tweezers my heart,
picking out its atomic worms.”
—Anne Sexton (1928–1974)
““A young man in the dark am I
But a wild old man in the light
That can make a cat laugh, or
Can touch by mother wit
Things hid in their marrow bones
From time long passed away....””
—William Butler Yeats (1865–1939)
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—Russian popular saying, trans. by Vladimir Ivanovich Shlyakov (1993)
“A cell for prayer, a hall for joy,—
They treated nature as they would.”
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—George Bernard Shaw (1856–1950)