von Thomas Fester | März 2, 2017 | Biochemistry, Molecular Cytology, Molecular Medicine, News
The curves of Vibrio cholerae Vibrio cholerae, the causative agent of cholera has a characteristic curved shape. How is this shape achieved and what is it good for? To answer this question Bartlett and colleagues looked for mutant strains unable to form curved rods....
von Thomas Fester | März 2, 2017 | Biochemistry, Molecular Structures, News
The complexity of storing, distributing and accessing DNA Each single nucleus of our body cells contains 46 DNA-molecules with a total length of about 2 meters. These extremely long molecules not only have to be packaged to fit into the small nuclei. They have to be...
von Thomas Fester | März 2, 2017 | Biochemistry, Molecular Structures, News
Oxyhydrogen is the fuel of our bodies‘ cells If there is one chemical reaction providing the basis for our eukaryotic, multicellular life style, it is the oxyhydrogen reaction. Two very simple reactants, oxygen and hydrogen are reacting to form a similar simple...
von Thomas Fester | Feb. 4, 2017 | Biochemistry, Molecular Structures, News
Biochemistry The structure of a pancreatic K+-channel has been elucidated using Cryo-EM. The core channel (upper gif) consists of four identical subunits and is given in full colour, with each subunit in a different colour. A regulatory subunit (lighter colour) is...
von Thomas Fester | Feb. 3, 2017 | Biochemistry, Molecular Cytology, News
Importance of the endodermis in root transport processes The outer, absorptive and metabolic part of a root is separated from its central transportation unit (the central cylinder) by a tight border: the endodermis. This layer of cells has wax-like substances embedded...
von Thomas Fester | Jan. 13, 2017 | Biochemistry, News
Proteasomes and plant defense Plants are challenged by a large variety of pathogens and therefore have acquired a complex, multi-layered system of defense. Üstün and colleagues have discovered a new, unexpected component of this defense system: the proteasome. The...
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