The origin of eukaryotes is considered one of the greatest enigmas in biology: according to current doctrine, two prokaryotes, a so-called Asgard archaeon and a bacterium, are believed to have merged.

Bacteria and archaea use a variety of mechanisms to protect themselves against viral infections and the invasion of other mobile genetic elements such as plasmids. Accordingly, viruses evolve ...

In biology you must have come across the two types of cells, the prokaryotic and eukaryotic cells. These two are the most fundamental forms of life on earth. Everything living from the bacteria on ...

CU Boulder PhD student Emily Kibby has won the Harold M. Weintraub Graduate Student Award in recognition of her work researching bacterial immune responses There are certain advantages to being a ...

A new method exposes key details of the mechanism behind calcium signaling in prokaryotes for the first time. Working in a Listeria monocytogenes model, researchers from Umeå University (Sweden) led ...

In what they labeled a "surprising" finding, Johns Hopkins Medicine researchers studying bacteria from freshwater lakes and soil say they have determined a protein's essential role in maintaining the ...

Dozens of new discoveries reveal that defenses evolved by bacteria and viruses billions of years ago still define our own ...

Cells are constantly on the move, whether in a developing embryo or metastatic cancer. But how do cells adapt to new environments they encounter? Traditionally, scientists have believed that cells ...