Translational biophysics: the physical sciences in molecular medicine
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Updated: Jun 3, 2026

Development of New Therapeutic Applications Using Microfluidics
Published on: October 1, 2007
Maxim G Ryadnov1, Eleonora Cerasoli, Glenn J Martyna
1National Physical Laboratory, Teddington, UK. max.ryadnov@npl.co.uk
Abstract:
Traditional approaches of medicinal chemistry focus on finding novel structures possessing desired biological properties, or on relating chemical details to a particular biological function. Here the aim is to hit the therapeutic target of interest rather than to understand and exploit its origin. Consequently, molecular mechanisms underlying the disease are of much lesser concern, with intuitive designs continuing to be most successful. Physical sciences can offer alternative ways of tackling the problem by establishing structural continuums between different time and length scales spanning physical phenomena of life processes and their disorders. This can be achieved by the use of approximated physical models providing a rationale for interconversions between different but related scales, which can further be extended with chemical details obtained from complementary experimental data.
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Translation
Translation is the process of synthesizing proteins from the genetic information carried by messenger RNA (mRNA). Following transcription, it constitutes the final step in the expression of genes. This process is carried out by ribosomes, complexes of protein and specialized RNA molecules. Ribosomes, transfer RNA (tRNA), and other proteins produce a chain of amino acids—the polypeptide—as the end product of translation.
Translation Produces the Building Blocks of Life
Translation
Translation is the process of synthesizing proteins from the genetic information carried by messenger RNA (mRNA). Following transcription, it constitutes the final step in the expression of genes. This process is carried out by ribosomes, complexes of protein and specialized RNA molecules. Ribosomes, transfer RNA (tRNA), and other proteins produce a chain of amino acids—the polypeptide—as the end product of translation.
Translation Produces the Building Blocks of Life
Cotranslational Protein Translocation
Sec61 channel partners for cotranslational translocation
During cotranslational translocation, the Sec61 channel partners with the signal recognition particle (SRP), the signal recognition particle receptor (SR), and the ribosomes to transport the nascent polypeptide chain...

