单词	cell membrane
释义	cell membrane noun plural cell membranes : a membrane of a cell especially : a semipermeable limiting layer of cell protoplasm consisting of a fluid phospholipid bilayer with intercalated proteins : plasma membrane Despite being much maligned in the popular press, cholesterol plays a crucial role in organizing cell membranes and controlling their physical properties. Amanda Yarnell … a cascade of reactions culminating in the transfer of a phosphate group to a protein complex that carries ions across the cell membrane. Science News Example Sentences Recent Examples on the Web Not to mention, it is loaded with four different molecular weights of hyaluronic acid works tirelessly to boost cell membrane fluidity by 40% and give skin a dramatically plumper appearance. Emerald Elitou, Essence, 11 Aug. 2022 One class of molecules in the cell membrane are called ion channels. Gabriel A. Silva, Forbes, 2 Aug. 2022 The hydrophobic environment of the cell membrane though is full of other molecules in between the phospholipids that do various things. Gabriel A. Silva, Forbes, 2 Aug. 2022 Cells can also shed small packages of proteins and other materials such as viral particles wrapped in a layer of cell membrane. Sasha Warren, Scientific American, 21 July 2022 Their antifungal activity comes from their ability to bind with cholesterol—a key component of the cell membrane—and poke holes in it, causing cell death. Wired, 14 July 2022 In fact, the pores in the cell membrane get so large that the speck conformation of the adapter protein can leave as well, along with other key particles necessary for cell survival. William A. Haseltine, Forbes, 1 July 2022 When interleukin-17 proteins interact with their corresponding interleukin-17 receptors on the cell membrane, a cascade of reactions is induced within the cell. William A. Haseltine, Forbes, 25 Apr. 2022 Each artificial cell was created using oil droplets, which were inflated like balloons and then baked to create solid spheres — equivalent to a cell membrane. Isabella Cueto, STAT, 4 Apr. 2022 See More Word History First Known Use 1840, in the meaning defined above Kids Definition cell membrane noun : the thin outside layer that surrounds the cytoplasm of a cell and controls the movement of materials into and out of the cell Medical Definition cell membrane noun : a membrane of a cell especially : plasma membrane
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