Diffusion

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.

Year introduced: 1970(1968)

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Tree Number(s): G01.202, G02.196

MeSH Unique ID: D004058

Entry Terms:

• Diffusions

Previous Indexing:

• Biophysics (1966-1967)
• Chemistry, Physical (1966-1967)

All MeSH Categories
Phenomena and Processes Category
Physical Phenomena
Diffusion
Facilitated Diffusion
Thermal Diffusion

All MeSH Categories
Phenomena and Processes Category
Chemical Phenomena
Diffusion
Facilitated Diffusion
Thermal Diffusion