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 (mĕz′ə-fīl′, mĕs′-)
Any of various organisms, especially certain bacteria and fungi, that thrive at moderate temperatures between about 25°C and 40°C.

mes′o·phil′ic (-fĭl′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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In conventional bioleaching processes, the mesophile bacteria Acidithiobacillus thiooxidans (Su-oxidizing and sulfuric acid producer) and Lepstopirillum ferrooxidans (iron(II) ion-oxidizing) act synergistically to A.
Woodlands are composed for the most part by mesophile forest, dominated by oaks (Quercus robur and Quercus petraea) and common hornbeam (Carpinus betulus), characterized by a shrub layer with common hazel (Corylus avellana), bird cherry (Prunus padus), elder (Sambucus nigra) and brambles (Rubus spp.).
Total mesophile bacteria were enumerated using plate count agar (Difco, Becton, Dickinson and Company, Franklin Lakes, NJ, USA).
Temperature was also an influential factor in enzymatic production and it may be related to thermophile or mesophile characteristics of the fungus used.
Outside the Deinococci species, the best studied Csps come from the mesophile Escherichia coli, although putative Csps have been identified from psychrophiles, mesophiles, and thermophiles [13].
They feed on the xylem, the phloem or the cellular contents of mesophile tissues of the plant, provoking so damages close to those of Empoascavitis but more pronounced.
Exposure to UV C decreased the counts of mesophile bacteria and molds, and did not affect acidity or sugars in the samples at all.
Study area: The research was carried out in July, 2007, at Saint-Hilaire Forest, a remnant area of mesophile semi-deciduous forest, placed in the campus of Universidade Federal de Goias in Goiania (16 36'13.16" 5--49 15'41.58"W), Goias State, Brazil (Fig.
Structures et degradations de la foret mesophile de pins de la Sierra Tarasque, Michoacan, Mexique.
The methods of multiple tubes, Fluorescence, Pour Plate, Spread Plate and classic Biochemistry also detected the presence of Enterococcus faecalis, Escherichia coli, Pseudomonas aeruginosa and aerobic mesophile microorganisms.