WILL & DENI MCINTYRE / SCIENCE PHOTO LIBRARY WILL & DENI MCINTYRE / SCIENCE PHOTO LIBRARY
Cancer researcher considers lipid sphere structure. Liposomes are spherical vesicles made of layers of phospholipids identical to those of cell membranes. Liposomes are used to deliver drugs, enzymes, and vaccines to the body while protecting healthy cells from the drugs' toxicity.
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