Two new studies by biologists at WashU highlight one potential source of game-changing materials: purple bacteria that, with a little encouragement, can act like microscopic factories for bioplastics.

Purple bacteria ... Cryo-electron microscopy (cryo-EM): A technique that allows for the visualization of biological samples at very low temperatures, providing high-resolution images of complex ...

purple bacteria that, with a little encouragement, can act like microscopic factories for bioplastics. A study led by ...

scientists are broadening their horizons beyond the traditional green image of alien beings. A recent study suggests that alien life forms might actually be purple, specifically purple bacteria.