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Displaying posts with the tag: is_archive

Secret talk between epithelium and endothelium determines hair follicle stem cell fate

Posted by , on 6 November 2019

By Kefei Nina Li and Prachi Jain   Stem cells are typically defined by their ability to self-renew and differentiate. These activities are tightly controlled by both intrinsic cues and ...

“My balance comes from instability” thought Herzog (Saul Bellow, Herzog)

Posted by , on 28 October 2019

A bit of background The dependence of a protein’s function on its structure is a well-known phenomenon. Back in 1970’s, it was suggested that most proteins would fold into one ...

A gnawing question: which cells are responsible for tooth renewal and regeneration?

Posted by , on 23 October 2019

By Amnon Sharir (UCSF), Allon M Klein (HMS), Ophir D Klein (UCSF) As most mouse geneticists know, treating a rodent with malocclusion of its front teeth can be a Sisyphean task: ...

The serpent's maw: mouth function and the dynamics of Hydra regeneration

Posted by , on 30 September 2019

One of the biggest open questions in biology is how organisms can form complex patterns (limbs, organs, entire body plans) from initially disordered or very simple states. Every animal does ...

Using hemimetabolous insects to investigate the origin of the tra-dsx axis

Posted by , on 24 September 2019

The story behind our recent paper in eLife.   Rapid turn over of sex determination mechanisms provides biologists with an elegant study system connecting sexual selection to molecular evolution. Striking ...

Moving in concert: How lateral line primordium cells coordinate to migrate

Posted by , on 21 September 2019

Written by Tugba Colak-Champollion Story behind our recent paper in Current Biology “Cadherin-Mediated Cell Coupling Coordinates Chemokine Sensing across Collectively Migrating Cells” (Tugba Colak-Champollion, Ling Lan, Alisha R. Jadhav, Naoya ...

Inflate your embryo

Posted by , on 17 September 2019

How would you create a hole between two sticky surfaces? Simply crack it! At a first glance, trying to pull apart the two surfaces seems to be a good idea, ...

Discovering the Genetic Basis of Mimetic Color Diversity in Bumble Bees

Posted by , on 20 August 2019

As a first-year graduate student, I had the good fortune of accompanying Dr. Pierre Rasmont (U. Mons, Belgium) and his lab group on an expedition to collect bumble bees in ...

How to “Run” embryonic development

Posted by , on 24 July 2019

The term “embryonic development” was originally proposed some 2,400 years ago by Aristotle, however, many aspects of how the genome regulates development remain unclear. One major challenge of the modern ...

Embryonic hydraulics triumphs

Posted by , on 26 June 2019

In this article I share with you a more personal, chronological account of how our story unfolds (recently published in Nature), and highlight some key events and insights that help ...

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