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. Author manuscript; available in PMC: 2016 Aug 15.
Published in final edited form as: Curr Opin Struct Biol. 2015 Aug 15;33:61–67. doi: 10.1016/j.sbi.2015.07.010

Fig. 1. Definition of membrane tension.

Fig. 1

Tension is the force applied to the unit length of the imaginary boundary (dashed line) separating a small membrane region from the rest of the membrane.