A cell is a complex environment in which substances (metabolites) must maintain a correct state of equilibrium, which may vary depending on specific needs. Cells can maintain the proper concentrations of metabolites by regulating ...
Biotechnology
Nov 4, 2013
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For 10 years, Patrick Cramer and his colleagues at Ludwig-Maximilians-Universitaet (LMU) in Munich have probed the structure of RNA polymerase I, a crucial cog in the machinery of all cells. Now they unveil the full three-dimensional ...
Cell & Microbiology
Oct 24, 2013
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Certain diseases such as cystic fibrosis and muscular dystrophy are linked to genetic mutations that damage the important biological process of rearranging gene sequences in pre-messenger RNA, a procedure called RNA splicing.
Cell & Microbiology
Sep 26, 2013
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Scientists have discovered where plants build tannins, complex chemicals used by plants for defence and protection. The source is the tannosome, a newly discovered organelle that is found in most land plants.
Cell & Microbiology
Sep 10, 2013
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From the lab to the computer: Scientists from the University of Freiburg have developed a computer program to predict the functions of bacterial gene regulators. This online software which is called CopraRNA could save researchers ...
Cell & Microbiology
Aug 30, 2013
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Microelectronic engineers in Singapore have developed and tested sensor technology that can detect and measure a chemical signature of bladder cancer. The light-based sensor could eventually be used for the early diagnosis ...
Analytical Chemistry
Aug 14, 2013
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Researchers from the University of Oviedo (Spain) have labelled sulphur in brewer's yeast with a non-radioactive method so that when feeding it to laboratory rats the course taken by the element can be tracked and the amino ...
Biochemistry
Jul 3, 2013
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New research results from Uppsala University, Sweden, show that the key to treating neurodegenerative prion diseases such as mad cow disease and Creutzfeldt-Jakob disease may lie in the ribosome, the protein synthesis machinery ...
Biochemistry
Jul 2, 2013
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Circular RNAs were recently shown to be abundant in mice and humans where they influence gene expression.
Biochemistry
May 22, 2013
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Many genes are transcribed into messenger RNA (mRNA) molecules that provide instructions for protein synthesis. Other genes encode regulatory RNAs known as 'microRNAs', which can block protein translation by binding to specific ...
Cell & Microbiology
May 22, 2013
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