osmotic shock
noun Date: 1950 a rapid change in the osmotic pressure (as by transfer to a medium of different concentration) affecting a living system

New Collegiate Dictionary. 2001.

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  • Osmotic shock — or osmotic stress is a sudden change in the solute concentration around a cell, causing a rapid change in the movement of water across its cell membrane. Under conditions of high concentrations of either salts, substrates or any solute in the… …   Wikipedia

  • osmotic shock — n a rapid change in the osmotic pressure (as by transfer to a medium of different concentration) affecting a living system * * * exposure of membrane bound stuctures to an extremely hypotonic environment, which results in rupture of the membrane… …   Medical dictionary

  • osmotic shock — noun : a rapid change in the osmotic pressure (as by transfer to a medium of different concentration) affecting a living system …   Useful english dictionary

  • osmotic shock — Passage of solvent into a membrane bound structure due to osmosis, causing rupture of the membrane. A method of lysing cells or organelles …   Dictionary of molecular biology

  • Shock — In medicine, shock is a critical condition brought on by a sudden drop in blood flow through the body. There is failure of the circulatory system to maintain adequate blood flow. This sharply curtails the delivery of oxygen and nutrients to vital …   Medical dictionary

  • osmoticshock — osmotic shock n. The rupture of bacterial or other cells in a solution following a sudden reduction in osmotic pressure. Osmotic shock is sometimes induced to release cellular components for biochemical analysis. * * * …   Universalium

  • Osmosis — is the movement of solvent molecules through a selectively permeable membrane into a region of higher solute concentration, aiming to equalize the solute concentrations on the two sides.[1][2][3] It may also be used to describe a phy …   Wikipedia

  • Algaculture — is a form of aquaculture involving the farming of species of algae. The majority of algae that are intentionally cultivated fall into the category of microalgae (also referred to as phytoplankton, microphytes, or planktonic algae). Macroalgae,… …   Wikipedia

  • p53 — For the band and album of the same name, see P53 (band) and P53 (album). Tumor protein p53 PDB rendering based on 1TUP …   Wikipedia

  • P53 — (also known as protein 53 or tumor protein 53), is a transcription factor encoded by the TP53 gene. p53 is important in multicellular organisms, where it regulates the cell cycle and thus functions as a tumor suppressor that is involved in… …   Wikipedia

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