Genetic Adaptation of Caenorhabditis elegans (Nematoda) to High Temperatures

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Science  10 Dec 1965:
Vol. 150, Issue 3702, pp. 1467
DOI: 10.1126/science.150.3702.1467


When taken directly from a strain kept for several years at 18°C in the laboratory, Caenorhabditis elegans cannot reproduce indefinitely at temnperatures higher than 22°C. By progressive and very slow increments of the breeding temperature, a strain fecund at 24.5°C was obtained.