Archive: 09/22/2008

Primordial fish had rudimentary fingers

Tetrapods, the first four-legged land animals, are regarded as the first organisms that had fingers and toes. Now researchers at Uppsala University can show that this is wrong. Using medical x-rays, they found rudiments ...

Sep 22, 2008 4.5 / 5 (17) 6

Cancer-causing gut bacteria exposed

Normal gut bacteria are thought to be involved in colon cancer but the exact mechanisms have remained unknown. Now, scientists from the USA have discovered that a molecule produced by a common gut bacterium activates signalling ...

Sep 22, 2008 4.6 / 5 (5) 0