The Strange Seahorse Tail

The unique mechanics of square - not circular - limbs

Diana
LaScala-
Gruenewald
Headshot of Diana LaScala-Gruenewald
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At first glance, the animal kingdom has no shortage of tails. From crocodiles to platypuses, squirrels to pigs and fish to boa constrictors, the shapes, sizes and textures are diverse. But whether flat, flexible, paddle-like, scaly, bare, mighty, curly or fluffy, all tails have one thing in common: they are roughly circular in cross-section. Of all the tails in all the world, there’s just one that differs. And it belongs to the seahorse.

Scientists restricting their own research: the historical Asilomar meeting

With great scientific power comes the great responsibility of self-regulation.

Keyla
M.
Badillo
Headshot of Keyla M. Badillo
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Forty years ago, at the birth of gene-editing technology, 140 brilliant scientists from all over the world met at Asilomar to discuss its usage. Now that they could join pieces of DNA in artificial ways, what should they do with it? What are the experiments they need to answer relevant questions? And more importantly, are those experiments safe and responsible? After 3 long days of intense discussion, scientists showed the public that they could self-regulate and set a precedent for scientific regulation.

Breast Cancer - One Diagnosis, Many Different Diseases?

How unsupervised analysis of gene expression in tumors has guided personalized treatments for breast cancer patients.

Melissa KoHeadshot of Melissa Ko
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Breast cancer is the most common cancer in women and about a quarter of a million new cases of breast cancer will be diagnosed this year. For many years previously, patients with breast cancer have been prescribed essentially the same blanket treatment for their cancer. However, “breast cancer” itself is not just one disease; patients who are diagnosed with breast cancer may have tumors that differ in many significant ways, including amount of aggression and sensitivity to drug treatments.