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Results 421 - 430 of 633 for dna
  • Life Sciences - 17 Oct 2018
    Silica nanoparticles of between 1 – 100 nm in diameter are cost-effective and simple to produce, with a highly modifiable surface chemistry, shape, and size. They commonly act as a support scaffold or...
  • Life Sciences - 9 Oct 2018
    The small size of silver nanoparticles and ability to induce cell death through multiple mechanisms makes them fantastic candidates for anti-cancer therapies.
  • Life Sciences - 17 Sep 2018
    Mitohormesis is a process wherein reactive oxygen species (ROS) produced by mitochondria at a low concentration act as signaling molecules to initiate a cascade of cellular events that ultimately...
  • Life Sciences - 23 Aug 2018
    Amino acids are the monomeric compounds that combine to form proteins. Essential amino acids cannot be made by the body, so must come from our diet.
  • Life Sciences - 23 Aug 2018
    In certain cancers, there can be cells which disseminate from the tumor into the blood. These are known as “circulating tumor cells”, and can metastasize to secondary sites.
  • Life Sciences - 23 Aug 2018
    Biocatalysis is “the use of natural substances to speed up (catalyze) chemical reactions”. In most cases, a group of proteins called enzymes will be carrying out the catalysis, but a combination of...
  • Life Sciences - 23 Aug 2018
    Regularly clustered, interspaced, short palindromic repeats (CRISPR) represents a family of DNA repeats initially described in 1987 in an intergenic region in the E. coli K12 genome, which are often...
  • Life Sciences - 12 Apr 2018
    Stem cells are responsible for the maintenance of the human body throughout life. Dr Oleg Podgorny and Dr Grigori Enikolopov discuss the importance of studying stem cell life cycles and advances in...
  • Life Sciences - 20 Jul 2023
    Biophotonics is a branch of science where the interaction between biological substances as well as light is used for probing, manipulating and imaging cells and tissues. This emerging technique is...
  • Life Sciences - 19 Jul 2023
    Eukaryotes are multicellular organisms whose cells have a membrane-bound nucleus. This nucleus contains membrane-bound organelles, such as mitochondria and the Golgi apparatus, and the genetic...

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