%0 Journal Article %A Christiansen, Claus %A Freundt, E. A. %A Vinther, O. %T Lack of Deoxyribonucleic Acid-Deoxyribonucleic Acid Homology Between Thermoplasma acidophilum and Sulfolobus acidocaldarius %D 1981 %J International Journal of Systematic and Evolutionary Microbiology, %V 31 %N 3 %P 346-347 %@ 1466-5034 %R https://doi.org/10.1099/00207713-31-3-346 %I Microbiology Society, %X Abstract Deoxyribonucleic acids (DNAs) from the type strains of Thermoplasma acidophilum (strain 122-1B2) and Sulfolobus acidocaldarius (strain 98-3) are compared. The guanine-plus-cytosine contents of the DNAs are 45.0 and 39.9 mol%, respectively. DNA-DNA hybridization experiments show homologies slightly above the background level of 0.1% in the experiment. %U https://www.microbiologyresearch.org/content/journal/ijsem/10.1099/00207713-31-3-346