domingo, 6 de mayo de 2012

New path of origin for macrophages

Noticias de biología

It was thought that all macrophages were created from hematopoietic (blood) stem cells. However, some of these immune cells had also been found to exist in the yolk sac prior to the appearance of stem cells. For a long time, the existence of these extraembryonic macrophages was a puzzle to scientists. During a sabbatical at King's College in London, Dr. Christian Schulz, internist at the Deutsches Herzzentrum (German Heart Center) of the Technische Universität München, and his research colleagues set about investigating the development of macrophages in mice....

Origin of macrophages 
Sciencie

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