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Protein news and technical articles from BioOptics World. Search Protein latest and archived news and articles

  1. First-ever light-operated drug hones on most common target proteins

    Online Articles

    Tue, 25 Nov 2014

    important class of drug target proteins —G protein -coupled receptors ( GPCRs ..... agent that modulates drug target protein receptors specifically at the ..... or non-active, site of the protein . Allosteric modulators have a

  2. IR spectroscopy captures chemical reactions that occur in metal centers of proteins to help understand enzyme function

    Online Articles

    Fri, 9 Jul 2010

    metal-containing proteins at electrodes and ..... function of the protein ," says Kylie Vincent ..... held in a special protein environment where ..... clusters inside proteins . "Nearly half ..... the effects of the protein environment is important ..... metal-containing proteins are involved in many

  1. STIMULATED RAMAN SCATTERING MICROSCOPY: Vibrational microscopy method generates high-res images of nascent proteins in living cells

    Magazine Articles

    Wed, 25 Sep 2013

    and quantify budding proteins at a global (i.e ..... temporal characteristics of protein synthesis are critical ..... of newly synthesized proteins and clear identification ..... compartments with fast protein turnover (e.g ..... resolution images of nascent proteins in live mammalian cells

  2. MULTIPHOTON MICROSCOPY/FLUORESCENT PROTEINS : New approach overcomes limitations of two-photon dual-color imaging

    Magazine Articles

    Sat, 1 May 2010

    cells labeled with fluorescent proteins (FPs) is a powerful microscopy ..... transition of a blue fluorescent protein and a higher-energy electronic ..... transition of a red fluorescent protein .1 The method does not require ..... microscopy (TPLSM). One of the proteins , tagRFP, has a high two

  3. Super-resolution microscopy shows how proteins in E. coli bacteria disassemble

    Online Articles

    Wed, 1 Jun 2016

    happens inside this protein complex, the researchers ..... made the divisome proteins express fluorescence ..... looked at pairs of proteins in the complex using ..... identify when each protein disassembled. The ..... happening." The protein rings observed in ..... into the way the proteins were organized within

  4. IR spectroscopy method images single protein complexes with unprecedented sensitivity

    Online Articles

    Tue, 31 Dec 2013

    structural imaging of proteins with nanoscale ..... sensitivity to single protein complexes of ..... particles. These are protein complexes of only 24 proteins . The mass of one ferritin ..... of nanoscale protein modifications ..... mapping of membrane proteins . This could

  5. Fluorescent jellyfish proteins light up unconventional laser

    Online Articles

    Mon, 22 Aug 2016

    this story: Cylindrical fluorescent proteins engineered from jellyfish DNA could enable ..... inserting a thin film of the fluorescent protein between two mirrors and directing a pulse ..... molecules could coax laser light from the proteins . The laser could be embedded within

  6. New fluorescent protein could improve super-resolution microscopy of live cells

    Online Articles

    Fri, 23 Sep 2016

    optical properties of existing reversibly switchable fluorescent proteins (namely Dronpa and rsEGFP), such as a small number of switching ..... developed a new type of monomer reversibly switchable fluorescent protein they call Sky Lantern for Nonlinear Structured Illumination

  7. Protein -based sensor detects viral infection, can kill cancer cells

    Online Articles

    Fri, 2 Oct 2015

    into two pieces. The split protein pieces, known as “exteins ..... extein half and a zinc finger protein . The zinc finger proteins are engineered to recognize ..... rejoin and form a functional protein . The extein protein is a transcription

  8. IR fluorescent proteins shown to enable whole-body imaging in small animals

    Online Articles

    Mon, 11 May 2009

    Green fluorescent protein (GFP) has been ..... reports that bacterial proteins called phytochromes ..... tissue. Thus, the proteins are suitable for ..... fluoresce--the first protein to glow in infrared ..... adding that the protein is "moderately ..... all fluorescent proteins derived from corals

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