{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,17]],"date-time":"2026-07-17T17:04:50Z","timestamp":1784307890923,"version":"3.55.0"},"reference-count":70,"publisher":"Microbiology Society","issue":"7","funder":[{"name":"Slippery Rock University Faculty Student Research Grant"},{"name":"Department of Biology, Slippery Rock University"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2026,7,17]]},"abstract":"<jats:p>\n                    A polyphasic taxonomic study was carried out on two bacteria isolated from the roots of aquatic plants, designated as strains T5W1-R\n                    <jats:sup>T<\/jats:sup>\n                    and T9W2\n                    <jats:sup>T<\/jats:sup>\n                    . Both are Gram-negative, rod-shaped, non-motile and aerobic bacteria. Strain T5W1-R\n                    <jats:sup>T<\/jats:sup>\n                    is red-pigmented and produces bacteriochlorophyll, while strain T9W2\n                    <jats:sup>T<\/jats:sup>\n                    is yellow and does not produce bacteriochlorophyll. Nearly complete 16S rRNA gene sequence homology related T5W1-R\n                    <jats:sup>T<\/jats:sup>\n                    to\n                    <jats:italic>Erythrobacter<\/jats:italic>\n                    , with 99.0 and 98.9% similarity to\n                    <jats:italic>Erythrobacter dokdonensis<\/jats:italic>\n                    DSM 17193\n                    <jats:sup>T<\/jats:sup>\n                    and\n                    <jats:italic>Erythrobacter fulvus<\/jats:italic>\n                    KACC 22865\n                    <jats:sup>T<\/jats:sup>\n                    , respectively, and T9W2\n                    <jats:sup>T<\/jats:sup>\n                    to\n                    <jats:italic>Sphingomonas<\/jats:italic>\n                    , with 99.2 and 99.0% similarity to\n                    <jats:italic>Sphingomonas hankookensis<\/jats:italic>\n                    KCTC 22579\n                    <jats:sup>T<\/jats:sup>\n                    and\n                    <jats:italic>Sphingomonas lacusdianchii<\/jats:italic>\n                    KCTC 72813\n                    <jats:sup>T<\/jats:sup>\n                    , respectively. DNA G+C content for T5W1-R\n                    <jats:sup>T<\/jats:sup>\n                    and T9W2\n                    <jats:sup>T<\/jats:sup>\n                    was 63.5 and 65.5 mol%, respectively. Average nucleotide identity and digital DNA\u2013DNA hybridization with the closest phylogenetic neighbours of each isolate showed differences at the species level, further confirmed by differences in several physiological characteristics. The predominant fatty acids for T5W1-R\n                    <jats:sup>T<\/jats:sup>\n                    were C\n                    <jats:sub>18:1<\/jats:sub>\n                    <jats:sub>\n                      <jats:italic>\u03c9<\/jats:italic>\n                      7c\n                    <\/jats:sub>\n                    , C\n                    <jats:sub>17:1<\/jats:sub>\n                    <jats:sub>\n                      <jats:italic>\u03c9<\/jats:italic>\n                      6c\n                    <\/jats:sub>\n                    and C\n                    <jats:sub>16:0<\/jats:sub>\n                    , while T9W2\n                    <jats:sup>T<\/jats:sup>\n                    contained C\n                    <jats:sub>18:1<\/jats:sub>\n                    <jats:sub>\n                      <jats:italic>\u03c9<\/jats:italic>\n                      7c\n                    <\/jats:sub>\n                    , C\n                    <jats:sub>16:0<\/jats:sub>\n                    , summed feature 3 (C\n                    <jats:sub>\n                      16:1\n                      <jats:italic>\u03c9<\/jats:italic>\n                      7c\n                    <\/jats:sub>\n                    and\/or C\n                    <jats:sub>\n                      16:1\n                      <jats:italic>\u03c9<\/jats:italic>\n                      6c\n                    <\/jats:sub>\n                    ) and C\n                    <jats:sub>14:0<\/jats:sub>\n                    2-OH. Both strains had ubiquinone 10 as the primary ubiquinone and phosphatidylethanolamine, phosphatidylglycerol, diphosphatidylglycerol, phosphatidylcholine and sphingoglycolipid as the dominant polar lipids. Based on the results obtained, these bacteria are new species with T5W1-R\n                    <jats:sup>T<\/jats:sup>\n                    assigned to the genus\n                    <jats:italic>Erythrobacter<\/jats:italic>\n                    with the name\n                    <jats:italic>Erythrobacter epiphyticus<\/jats:italic>\n                    sp. nov., type strain T5W1-R\n                    <jats:sup>T<\/jats:sup>\n                    (=NRRL B-65716\n                    <jats:sup>T<\/jats:sup>\n                    =DSM 118060\n                    <jats:sup>T<\/jats:sup>\n                    ), and T9W2\n                    <jats:sup>T<\/jats:sup>\n                    assigned to the genus\n                    <jats:italic>Sphingomonas<\/jats:italic>\n                    with the name\n                    <jats:italic>Sphingomonas epibiotica<\/jats:italic>\n                    sp. nov., type strain T9W2\n                    <jats:sup>T<\/jats:sup>\n                    (=NRRL B-65717\n                    <jats:sup>T<\/jats:sup>\n                    =DSM 118105\n                    <jats:sup>T<\/jats:sup>\n                    ).\n                  <\/jats:p>","DOI":"10.1099\/ijsem.0.007252","type":"journal-article","created":{"date-parts":[[2026,7,17]],"date-time":"2026-07-17T16:16:36Z","timestamp":1784304996000},"source":"Crossref","is-referenced-by-count":0,"title":["Description of Erythrobacter epiphyticus sp. nov. and Sphingomonas epibiotica sp. nov., epibiotic bacteria isolated from the roots of aquatic plants"],"prefix":"10.1099","volume":"76","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6859-1263","authenticated-orcid":false,"given":"Chris","family":"Maltman","sequence":"first","affiliation":[{"name":"Department of Biology, Slippery Rock University, Slippery Rock, Pennsylvania, 16057, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Roni","family":"Kaufman","sequence":"additional","affiliation":[{"name":"Department of 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