Definition of Active transport
1. Noun. Transport of a substance (as a protein or drug) across a cell membrane against the concentration gradient; requires an expenditure of energy.
Medical Definition of Active transport
Lexicographical Neighbors of Active Transport
Literary usage of Active transport
Below you will find example usage of this term as found in modern and/or classical literature:
1. Proceedings of the Society for Experimental Biology and Medicine (1903)
"This is strong evidence against binding or active transport of nicotine as well as evidence against the permeability of the erythrocyte membrane to the ..."
2. Mineral Tolerance of Animals by National Research Council (U. S.) (2005)
"REGULATION AND METABOLISM Absorption and Metabolism Both active transport and passive diffusion are suggested as the mechanisms of phosphate absorption in ..."
3. Crossing Over: The Basics of Evolution : Workbook for Teachers by Edith Dempster (2006)
"We call the process whereby a cell membrane helps molecules to move into or out of the cell active transport. Diffuse (say dife-fuse) means that a substance ..."
4. Communicating Environmentally Sustainable Transport: The Role of Soft Measures by OECD Staff, SourceOECD (Online service) (2004)
"active transport is good for you. but there are still the indirect effects emanating from pollution, which damages health and causes problems relating to ..."
5. Tissue Culture: Plants : A Bibliography, January 1991-April 1993. by Henry Gilbert (1994)
"Language: English Descriptors: Nicotiana tabacum; Cell membranes; Potassium; Ion transport; active transport; Cell suspensions; Protoplasts; ..."