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Descriptor English: Diffusion
Descriptor Spanish: Difusión
Descriptor difusión
Scope note: Tendencia de un gas o un soluto a pasar desde un punto de alta presión o concentración a un punto con una presión o concentración más baja y a distribuirse por todo el espacio disponible. La difusión, especialmente la DIFUSIÓN FACILITADA, es un importante mecanismo de TRANSPORTE BIOLÓGICO.
Descriptor Portuguese: Difusão
Descriptor French: Diffusion
Entry term(s): Diffusions
Tree number(s): G01.202
G02.196
SP4.031.100.200.297.778
SP4.112.283
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D004058
Scope note: The tendency of a gas or solute to pass from a point of higher pressure or concentration to a point of lower pressure or concentration and to distribute itself throughout the available space. Diffusion, especially FACILITATED DIFFUSION, is a major mechanism of BIOLOGICAL TRANSPORT.
Allowable Qualifiers: DE drug effects
RE radiation effects
Previous Indexing: Biophysics (1966-1967)
Chemistry, Physical (1966-1967)
Public MeSH Note: 70
History Note: 70(68)
DeCS ID: 4095
Unique ID: D004058
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1970/01/01
Date of Entry: 1999/01/01
Revision Date: 2016/06/17
Diffusion - Preferred
Concept UI M0006364
Scope note The tendency of a gas or solute to pass from a point of higher pressure or concentration to a point of lower pressure or concentration and to distribute itself throughout the available space. Diffusion, especially FACILITATED DIFFUSION, is a major mechanism of BIOLOGICAL TRANSPORT.
Preferred term Diffusion
Entry term(s) Diffusions



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