And indeed, they detected these symbionts in about 1,000 different datasets. "We were surprised how ubiquitous they are. We could find them on every inhabited continent," says Milucka.

During the bleaching treatment the dinoflagellate symbionts showed a 5.5-fold acceleration in their photosystem II (PSII) repair rate constant, demonstrating that they maintain strong metabolic ...

ABOVE: The ciliate Pseudoblepharisma tenue harbors both green algae and purple bacteria as symbionts. SEBASTIAN HESS M ore than a century ago, a German schoolteacher named Alfred Kahl made a career ...

Many species of ticks need blood meals to grow, develop, and reproduce. During those blood meals, they can transmit diseases to their hosts. Researchers have known for several years that treating ...