Video: See first blood flow
What does it take for blood to start flowing for the first time in an embryo? That's the question that Atsuko Sehara-Fujisawa at Kyoto University and colleagues set out to answer by catching zebrafish blood vessels on film as they matured. The researchers saw that the blood cell precursors entered blood vessels and stayed there immobile, possibly tethered to the inner wall by adhesion molecules called PSGL1. It's not until an enzyme called ADAM8, a metalloprotease, is expressed by the blood cel
Written byEdyta Zielinska
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**__Related stories:__***linkurl:Full Speed Ahead;https://www.the-scientist.com/article/display/56169/
[December 2009]*linkurl:Blood grows when it flows;https://www.the-scientist.com/blog/display/55690/
[13th May 2009]*linkurl:Blood cells filmed in formation;https://www.the-scientist.com/blog/display/55414/
[11th February 2009]
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Meet the Author
Edyta Zielinska was a senior editor at The Scientist from 2007 to 2013, where she worked closely with scientific illustrators to develop accompanying graphics to illuminate complex concepts.
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