Tropism

"Tropism" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

expand / collapse MeSH information
The directional growth of an organism in response to an external stimulus such as light, touch, or gravity. Growth towards the stimulus is a positive tropism; growth away from the stimulus is a negative tropism. (From Concise Dictionary of Biology, 1990)


expand / collapse publications
This graph shows the total number of publications written about "Tropism" by people in this website by year, and whether "Tropism" was a major or minor topic of these publications.
Bar chart showing 11 publications over 7 distinct years, with a maximum of 3 publications in 2020
To see the data from this visualization as text, click here.