Vol. 135 (January–June 2023)

JBB Vol. 135 Cover

Urease-producing bacteria Pararhodobacter sp. hydrolyzes urea to bicarbonate and ammonium ions, leading to the formation of CaCO3 (calcite, rhombohedral crystal) in the presence of calcium ion. Formed CaCO3 can bind sand particles in water, which can be used for biocementation technique.

This image was taken by Hiranya Nawarathna in Nakashima group, Division of Sustainable Resources Engineering, Hokkaido University (https://bre.eng.hokudai.ac.jp/en/) (Copyright@2023 The Society for Biotechnology, Japan).

⇒JBBアーカイブ:Vol.107 (2009) ~最新号
⇒JBBアーカイブ:Vol. 93(2002)~Vol. 106(2008)