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. 2015 Feb 5;6:42. doi: 10.3389/fmicb.2015.00042

Table 5.

Stable carbon isotopic compositions of bacterial and archaeal lipids in flow-through reactors inoculated with 13C-bicarbonate, formate, acetate and glucose.

“Bison Pool” Octopus Spring
13C-Bicarb. 13C-Formate 13C-Acetate 13C-Glucose 13C-Bicarb. 13C-Formate 13C-Acetate 13C-Glucose
t0 4 h 4 h 4 h 4 h t0 1.5 h 1.5 h 1.5 h 1.5 h
ng g−1 δ13C (‰) ng g−1 δ13C (‰) ng g−1 δ13C (‰) ng g−1 δ13C (‰) ng g−1 δ13C (‰) ng g−1 δ13C (‰) ng g−1 δ13C (‰) ng g−1 δ13C (‰) ng g−1 δ13C (‰) ng g−1 δ13C (‰)
FATTY ACIDS
i-C15:0 40.1 −6.6 992 −4.3 542 −6.2 1141 366 1213 20.0 18.1 −26.9 14.0 −26.8 26.0 −25.5 7.8 178 14.9 −20.4
ai-C15:0 5.9 −16.8 166 −11.7 43.2 −8.2 70.3 2283 85.4 188.7 − − − − − − − − − −
C15:0 40.8 −17.4 108 −13.8 278 −16.6 59.0 1161 186 14.1 23.5 −20.6 4.9 −21.8 18.5 −22.0 7.7 −2.2 15.0 −20.8
i-C16:0 252 −9.2 1837 −7.6 977 −7.5 1630 389 2080 25.1 45.7 −24.6 34.0 −25.3 56.1 −24.5 21.9 150 51.6 −16.8
C16:1 144 −26.6 484 −21.1 43.2 −12.3 136 −10.0 202 −17.2 − − − − − − − − − −
C16:0 1585 −25.1 2854 −20.9 2126 −18.1 1328 929 1523 43.2 182 −25.6 169 −26.7 215 −26.1 257 −18.1 195 −25.3
i-C17:0 178 −7.7 6044 −6.3 3719 −6.9 5789 621 6608 22.4 877 −26.5 930 −26.4 1439 −25.8 570 26.4 1464 −24.8
ai-C17:0 69.0 −11.0 711 −10.1 402 −7.2 581 1687 845 95.4 158 −22.7 81.3 −23.5 117 −21.8 74.9 89.0 151 −14.5
C17:0 319 −16.6 333 −9.6 1253 −15.7 300 724 534 9.4 101 −22.0 51.5 −22.7 92 −22.3 42.3 15.1 91.8 −21.1
i-C18:0 187 −10.5 709 −8.0 397 −7.3 555 905 736 38.1 255 −25.7 194 −26.6 313 −26.4 128 24.1 325 −24.5
C18:1 260 −23.8 1034 −14.4 350 −13.9 689 61.1 510 −2.4 − − − − − − − − − −
C18:0 2019 −6.4 6865 −1.2 4732 −1.1 7953 218 8182 7.5 930 −23.5 558 −23.8 911 −23.3 426 5.9 -36 −22.8
i-C19:0 368 −7.3 1621 −7.2 955 −6.5 1437 624 1611 0.5 969 −26.5 685 −26.1 1122 −26.1 483 −2.4 1108 −25.7
ai-C19:0 35.7 −3.5 218 0.5 76.4 −1.8 272 609 221 26.7 37.5 −25.3 27.9 −25.3 39.3 −22.9 20.6 44.7 43.7 −22.5
cy-C19:0 31.2 −16.4 61.6 −8.4 43.2 −9.9 69 63.6 55.4 −4.6 32.5 −22.9 52.1 −25.3 95.5 −25.5 15.3 −15.2 49.8 −23.8
C19:0 174 −3.2 540 −1.1 397 −2.5 641 106 703 1.4 172 −22.6 96.8 −22.8 162 −22.6 68.8 −0.5 168 −22.1
iC20:0 − − − − − − − − − − 43.9 −27.1 25.0 −26.7 43.0 −23.4 18.6 8.7 39.9 −24.7
C20:1 1054 −4.4 8901 4.7 2022 5.1 12966 28.7 8856 5.1 20.7 −23.2 32.7 −29.7 63.7 −23.7 34.5 23.0 23.4 −21.6
C20:0 1252 −2.1 3524 1.6 2628 1.1 4223 68.3 4451 3.9 493 −23.5 318 −23.7 443 −25.0 266 −17.7 448 −23.2
C20:2 40.1 0.5 90.4 2.6 43.2 2.1 136 32.6 123 3.6 45.0 −25.5 23.6 −25.9 39.0 −25.0 20.6 0.8 40.9 −25.0
cy-C21:0 339 0.8 1449 1.0 1332 1.0 1941 7.8 2007 1.3 485 −23.4 756 −23.9 1387 −23.3 212 −20.9 638 −22.8
C22:1 5.9 2.2 539 3.2 180 3.1 340 24.9 659 3.3 − − − − − − − − − −
C22:0 295 −22.9 1315 −9.2 184 −15.6 816 18.8 1674 −8.9 − − − − − − − − − −
Weighted mean −6.5 −3.6 −4.8 268 12.8 −24.8 −24.8 −24.8 7.1 −23.8
ETHER CLEAVAGE PRODUCTS
C18:0 609 1.7 131 1.1 814 −1.0 28.1 11.0 43.5 2.7 1385 −23.2 1207 −23.6 1269 −23.3 429 −20.1 1628 −25.0
C19:0 167 −1.5 133 −1.5 100 −6.8 33.8 129.6 14.6 3.4 385 −23.8 254 −22.1 310 −24.0 300 −22.0 394 −24.7
C20:1 720 3.7 997 5.1 852 2.7 398 103.9 311.6 9.3 − − 88.6 − 91.2 − 38.0 − 116 −
C20:0 2202 2.1 1955 2.0 506 1.3 909 5.7 873 3.3 1318 −23.3 1946 −22.6 1276 −23.1 699 −23.4 1481 −23.0
C21:1 47.4 −2.3 146 −2.5 − − 66.7 14.0 57.0 − 565 −24.8 570 −24.8 495 −24.6 314 −27.0 632 −26.4
Phytane 195 −14.0 35.2 −8.4 45.5 −10.9 11.9 20.9 24.1 −6.3 78.7 −25.0 200 −25.7 73.8 −26.7 25.6 223.0 120 −24.2
Biphytane 0 203 −8.6 542 −8.9 905 −9.8 483 −10.1 476 −10.1 1208 −27.2 1689 −27.6 990 −27.1 736 −10.3 1740 −27.0
Biphytane 1 168 −10.1 902 −11.7 1298 −10.8 777 −11.7 907 −10.7 537 −24.1 610 −24.2 354 −22.9 264 −22.9 627 −23.5
Biphytane 2 266 −13.0 1753 −13.6 2447 −13.4 1524 −14.1 1174 −13.4 468 −20.2 461 −22.8 286 −19.8 219 −19.1 541 −19.4
Weighted mean −1.2 −5.7 −8.2 −0.9 −0.4 −25.3 −24.5 −25.0 −4.1 −25.4

nd, no data.