| halosimplex carlsbadense gen. nov., sp. nov., a unique halophilic archaeon, with three 16s rrna genes, that grows only in defined medium with glycerol and acetate or pyruvate. | a halophilic archaeon has been isolated from unsterilized salt crystals taken from the 250-million-year-old salado formation in southeastern new mexico. this microorganism grows only on defined media supplemented with either a combination of acetate and glycerol, glycerol and pyruvate, or pyruvate alone. the archaeon is unable to grow on complex media or to use carbohydrates, amino acids, fats, proteins, or nucleic acids for growth. unlike other halophilic microbes, this organism possesses four ... | 2002 | 12486452 |