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| | Space Studies Board |
 | | Nanobacteria belong to, or may be ancestors of, the alpha-2 subgroup of Proteobacteria. |
 | | Nanobacteria may have evolved in environmental sources, e.g., in primordial soups or later as scavengers in hot springs, to take advantage of the steady-state calcium-phosphate and nutrient supply of the mammalian blood. |
 | | Some of their properties were similar to those of nanobacteria: presence in serum, difficulties in fixation or in disruption, inability to stain with common dyes, resistance to antibiotics and disinfectants, and high calcium-phosphate content. |
| www7.nationalacademies.org /ssb/nanopanel2kajander.html (2628 words) |
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