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developmental and stem cell biologists
Displaying posts in the category: Research

If I could turn back time: an embryological look at the fin-to-limb transition

Posted by , on 16 April 2013

When sculpting evolutionary histories—when telling the stories of change over time—the developmental biologist is often drawn to similarity. She wants to figure out what that last common ancestor was like; ...

The hair follicle as a system of stem cell biology

Posted by , on 11 April 2013

Monday is tax day for most of us on the American side of the pond.  That ought to cause massive hair loss for many folks, but we have amazing hair ...

Retinoic Acid Gradient Directly Visualized During Zebrafish Gastrulation

Posted by , on 11 April 2013

Retinoic acid is one of the most important signaling molecules during development, and that the embryo gets the right levels of this small molecule is critical. Too much or too ...

In Development this week (Vol. 140, Issue 9)

Posted by , on 9 April 2013

Here are the highlights from the current issue of Development:   Dynamics of human thymus development The thymus is the primary organ responsible for generating T cells. Although thymus development ...

On how odd critters can answer important questions

Posted by , on 27 March 2013

Sproing! Sproing! Sproing! If there is one animal that deserves its own cartoon sound, it is the jerboa – a bipedal desert rodent with extraordinarily elongated hindlegs, fused foot bones, ...

In Development this week (Vol. 140, Issue 8)

Posted by , on 26 March 2013

Here are the highlights from the new issue of Development: Molecular map of posterior hypothalamus The hypothalamus is a key integrative centre in the vertebrate brain that regulates many essential ...

In Development this week (Vol. 140, Issue 7)

Posted by , on 12 March 2013

Here are the highlights from the current issue of Development:   Mammary gland RankL-ed into making milk Extensive remodelling of the mammary gland during pregnancy generates milk-producing lobuloalveolar structures. During ...

Stripes and Stem Cells

Posted by , on 7 March 2013

You didn’t stop developing once you were born (or hatched).  Our infant selves barely resemble ourselves as adults, thankfully, and stem cells play an important role in this continued development.  ...

Crocodile heads teach us a cracking lesson

Posted by , on 3 March 2013

  I recently came across a study by Milinkovitch and colleagues on the development of crocodile head scales. I think it highlights how nature sometimes chooses unusual ways to approach ...

Making sense of Wnt signaling

Posted by , on 3 March 2013

Did it ever occur to you that to enjoy music from Antonio Vivaldi to Lil Wayne, we use only about 22,000 sensory hair cells in our ears? Because hair cells ...

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