Stephen A. Macko - Publications

Affiliations: 
University of Virginia, Charlottesville, VA 
Area:
Geochemistry, Biogeochemistry

114 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2016 Ward JW, Warden JM, Bandy AM, Fryar AE, Brion GM, Macko SA, Romanek CS, Coyne MS. Use of Nitrogen-15-Enriched Escherichia coli as a Bacterial Tracer in Karst Aquifers. Ground Water. PMID 27089430 DOI: 10.1111/Gwat.12426  1
2014 Seamster VA, Waits LP, Macko SA, Shugart HH. Coyote (Canis latrans) mammalian prey diet shifts in response to seasonal vegetation change. Isotopes in Environmental and Health Studies. 50: 343-60. PMID 24999056 DOI: 10.1080/10256016.2014.930037  1
2013 Becker EL, Cordes EE, Macko SA, Lee RW, Fisher CR. Using stable isotope compositions of animal tissues to infer trophic interactions in Gulf of Mexico lower slope seep communities. Plos One. 8: e74459. PMID 24324572 DOI: 10.1371/Journal.Pone.0074459  1
2013 Tuite ML, Macko SA. Basinward nitrogen limitation demonstrates role of terrestrial nitrogen and redox control of δ15N in a Late Devonian black shale Geology. 41: 1079-1082. DOI: 10.1130/G34549.1  1
2013 Wang L, Okin GS, D'Odorico P, Caylor KK, Macko SA. Ecosystem-scale spatial heterogeneity of stable isotopes of soil nitrogen in African savannas Landscape Ecology. 28: 685-698. DOI: 10.1007/S10980-012-9776-6  1
2012 Belicka LL, Burkholder D, Fourqurean JW, Heithaus MR, MacKo SA, Jaff? R. Stable isotope and fatty acid biomarkers of seagrass, epiphytic, and algal organic matter to consumers in a pristine seagrass ecosystem Marine and Freshwater Research. 63: 1085-1097. DOI: 10.1071/Mf12027  1
2012 Macko S. Laj receives 2011 Excellence in Geophysical Education Award: Citation Eos, Transactions American Geophysical Union. 93: 35-36. DOI: 10.1029/2012Eo030019  1
2011 Shaner PJ, Macko SA. Trophic shifts of a generalist consumer in response to resource pulses. Plos One. 6: e17970. PMID 21437248 DOI: 10.1371/Journal.Pone.0017970  0.56
2011 Becker EL, Macko SA, Lee RW, Fisher CR. Stable isotopes provide new insights into vestimentiferan physiological ecology at Gulf of Mexico cold seeps. Die Naturwissenschaften. 98: 169-74. PMID 21191567 DOI: 10.1007/S00114-010-0754-Z  1
2011 Wang L, Macko SA. Constrained preferences in nitrogen uptake across plant species and environments. Plant, Cell & Environment. 34: 525-34. PMID 21118424 DOI: 10.1111/J.1365-3040.2010.02260.X  0.32
2011 Angelini IM, Garstang M, Davis RE, Hayden B, Fitzjarrald DR, Legates DR, Greco S, Macko S, Connors V. On the coupling between vegetation and the atmosphere Theoretical and Applied Climatology. 105: 243-261. DOI: 10.1007/S00704-010-0377-5  1
2010 Snover M, Hohn A, Crowder L, Macko S. Combining stable isotopes and skeletal growth marks to detect habitat shifts in juvenile loggerhead sea turtles Caretta caretta  Endangered Species Research. 13: 25-31. DOI: 10.3354/Esr00311  1
2010 Engel MH, Macko SA. Pathways for the asymmetric amplification of protein amino acids in the Murchison meteorite Proceedings of Spie. 7819: 781904. DOI: 10.1117/12.859716  0.32
2010 Wang L, D'Odorico P, Ries L, Macko SA. Patterns and implications of plant-soil δ13C and δ15N values in African savanna ecosystems Quaternary Research. 73: 77-83. DOI: 10.1016/J.Yqres.2008.11.004  1
2010 Becker EL, Lee RW, Macko SA, Faure BM, Fisher CR. Stable carbon and nitrogen isotope compositions of hydrocarbon-seep bivalves on the Gulf of Mexico lower continental slope Deep-Sea Research Part Ii: Topical Studies in Oceanography. 57: 1957-1964. DOI: 10.1016/J.Dsr2.2010.05.002  1
2010 Wang L, D'Odorico P, O'Halloran LR, Caylor K, Macko S. Combined effects of soil moisture and nitrogen availability variations on grass productivity in African savannas Plant and Soil. 328: 95-108. DOI: 10.1007/S11104-009-0085-Z  1
2009 Kolb VM, Hoover RB, Macko SA. On the search for the amino acids on the lunar surface as it relates to other extraterrestrial bodies Proceedings of Spie - the International Society For Optical Engineering. 7441. DOI: 10.1117/12.831232  1
2009 Wang L, D'Odorico P, Okin GS, Macko SA. Isotope composition and anion chemistry of soil profiles along the Kalahari Transect Journal of Arid Environments. 73: 480-486. DOI: 10.1016/J.Jaridenv.2008.11.010  1
2009 Wang L, Okin GS, Macko SA. Satellite prediction of soil δ13C distributions in a southern African savanna Journal of Geochemical Exploration. 102: 137-141. DOI: 10.1016/J.Gexplo.2008.10.003  1
2009 Wang L, Okin GS, Caylor KK, Macko SA. Spatial heterogeneity and sources of soil carbon in southern African savannas Geoderma. 149: 402-408. DOI: 10.1016/J.Geoderma.2008.12.014  1
2009 Erickson KL, Macko SA, Van Dover CL. Evidence for a chemoautotrophically based food web at inactive hydrothermal vents (Manus Basin) Deep-Sea Research Part Ii: Topical Studies in Oceanography. 56: 1577-1585. DOI: 10.1016/J.Dsr2.2009.05.002  1
2009 Wang L, D'Odorico P, Manzoni S, Porporato A, MacKo S. Soil carbon and nitrogen dynamics in southern African savannas: The effect of vegetation-induced patch-scale heterogeneities and large scale rainfall gradients Climatic Change. 94: 63-76. DOI: 10.1007/S10584-009-9548-8  1
2009 Ravi S, D'Odorico P, Wang L, White CS, Okin GS, Macko SA, Collins SL. Post-fire resource redistribution in desert grasslands: A possible negative feedback on land degradation Ecosystems. 12: 434-444. DOI: 10.1007/S10021-009-9233-9  1
2008 Macavoy SE, Morgan E, Carney RS, Macko SA. Chemoautotrophic production incorporated by heterotrophs in Gulf of Mexico hydrocarbon seeps: An examination of mobile benthic predators and seep residents Journal of Shellfish Research. 27: 153-161. DOI: 10.2983/0730-8000(2008)27[153:Cpibhi]2.0.Co;2  1
2008 Macavoy SE, Carney RS, Morgan E, Macko SA. Stable isotope variation among the mussel Bathymodiolus childressi and associated heterotrophic fauna at four cold-seep communities in the Gulf of Mexico Journal of Shellfish Research. 27: 147-151. DOI: 10.2983/0730-8000(2008)27[147:Sivatm]2.0.Co;2  1
2008 Okin GS, Mladenov N, Wang L, Cassel D, Caylor KK, Ringrose S, Macko SA. Spatial patterns of soil nutrients in two southern African savannas Journal of Geophysical Research: Biogeosciences. 113. DOI: 10.1029/2007Jg000584  1
2008 Aranibar JN, Anderson IC, Epstein HE, Feral CJW, Swap RJ, Ramontsho J, Macko SA. Nitrogen isotope composition of soils, C3 and C4 plants along land use gradients in southern Africa Journal of Arid Environments. 72: 326-337. DOI: 10.1016/J.Jaridenv.2007.06.007  1
2008 Hobbie EA, Colpaert JV, White MW, Ouimette AP, Macko SA. Nitrogen form, availability, and mycorrhizal colonization affect biomass and nitrogen isotope patterns in Pinus sylvestris Plant and Soil. 310: 121-136. DOI: 10.1007/S11104-008-9637-X  1
2008 Ruiz-Halpern S, Macko SA, Fourqurean JW. The effects of manipulation of sedimentary iron and organic matter on sediment biogeochemistry and seagrasses in a subtropical carbonate environment Biogeochemistry. 87: 113-126. DOI: 10.1007/S10533-007-9162-7  1
2007 Hage MM, Uhle ME, Macko S. Biomarker and stable isotope characterization of coastal pond-derived organic matter, McMurdo Dry Valleys, Antarctica. Astrobiology. 7: 645-61. PMID 17723096 DOI: 10.1089/Ast.2006.0033  0.8
2007 Shaner PJ, Bowers M, Macko S. Giving-updensity and dietary shifts in the white-footed mouse, Peromyscus leucopus. Ecology. 88: 87-95. PMID 17489457 DOI: 10.1890/0012-9658(2007)88[87:Gdadsi]2.0.Co;2  0.56
2007 Heyl TP, Gilhooly WP, Chambers RM, Gilchrist GW, Macko SA, Ruppel CD, Van Dover CL. Characteristics of vesicomyid clams and their environment at the Blake Ridge cold seep, South Carolina, USA Marine Ecology Progress Series. 339: 169-184. DOI: 10.3354/Meps339169  1
2007 Bergquist DC, Eckner JT, Urcuyo IA, Cordes EE, Hourdez S, Macko SA, Fisher CR. Using stable isotopes and quantitative community characteristics to determine a local hydrothermal vent food web Marine Ecology Progress Series. 330: 49-65. DOI: 10.3354/Meps330049  1
2007 Viverette CB, Garman GC, McIninch SP, Markham AC, Watts BD, Macko SA. Finfish-waterbird trophic interactions in tidal freshwater tributaries of the Chesapeake Bay Waterbirds. 30: 50-62. DOI: 10.1675/1524-4695(2007)030[0050:Ftiitf]2.0.Co;2  1
2007 Wang L, Okin GS, Wang J, Epstein H, Macko SA. Predicting leaf and canopy 15N compositions from reflectance spectra Geophysical Research Letters. 34. DOI: 10.1029/2006Gl028506  1
2007 O'Donnell TH, Macko SA, Wehmiller JF. Stable carbon isotope composition of amino acids in modern and fossil Mercenaria Organic Geochemistry. 38: 485-498. DOI: 10.1016/J.Orggeochem.2006.06.010  1
2007 Gilhooly WP, Carney RS, Macko SA. Relationships between sulfide-oxidizing bacterial mats and their carbon sources in northern Gulf of Mexico cold seeps Organic Geochemistry. 38: 380-393. DOI: 10.1016/J.Orggeochem.2006.06.005  1
2007 Wang L, D'Odorico P, Ringrose S, Coetzee S, Macko SA. Biogeochemistry of Kalahari sands Journal of Arid Environments. 71: 259-279. DOI: 10.1016/J.Jaridenv.2007.03.016  1
2005 Järnegren J, Tobias CR, Macko SA, Young CM. Egg predation fuels unique species association at deep-sea hydrocarbon seeps. The Biological Bulletin. 209: 87-93. PMID 16260768 DOI: 10.2307/3593126  1
2005 Salerno JL, Macko SA, Hallam SJ, Bright M, Won YJ, McKiness Z, Van Dover CL. Characterization of symbiont populations in life-history stages of mussels from chemosynthetic environments. The Biological Bulletin. 208: 145-55. PMID 15837964 DOI: 10.2307/3593123  1
2005 Tyler AC, McGlathery KJ, Macko SA. Uptake of urea and amino acids by the macroalgae Ulva lactuca (Chlorophyta) and Gracilaria vermiculophylla (Rhodophyta) Marine Ecology Progress Series. 294: 161-172. DOI: 10.3354/Meps294161  1
2005 MacAvoy SE, Fisher CR, Carney RS, Macko SA. Nutritional associations among fauna at hydrocarbon seep communities in the Gulf of Mexico Marine Ecology Progress Series. 292: 51-60. DOI: 10.3354/Meps292051  1
2005 MacAvoy SE, Macko SA, Arneson LS. Growth versus metabolic tissue replacement in mouse tissues determined by stable carbon and nitrogen isotope analysis Canadian Journal of Zoology. 83: 631-641. DOI: 10.1139/Z05-038  1
2005 Engel MH, Macko SA. Establishing criteria to assess the possible origin(s) of life elsewhere in our solar system Proceedings of Spie. 5906. DOI: 10.1117/12.614490  0.32
2004 Dattagupta S, Bergquist DC, Szalai EB, Macko SA, Fisher CR. Tissue carbon, nitrogen, and sulfur stable isotope turnover in transplanted Bathymodiolus childressi mussels: Relation to growth and physiological condition Limnology and Oceanography. 49: 1144-1151. DOI: 10.4319/Lo.2004.49.4.1144  1
2004 Shugart HH, Macko SA, Lesolle P, Szuba TA, Mukelabai MM, Dowty P, Swap RJ. The SAFARI 2000 - Kalahari Transect Wet Season Campaign of year 2000 Global Change Biology. 10: 273-280. DOI: 10.1111/J.1365-2486.2004.00732.X  1
2004 Swap RJ, Aranibar JN, Dowty PR, Gilhooly WP, Macko SA. Natural abundance of 13C and 15N in C3 and C4 vegetation of southern Africa: Patterns and implications Global Change Biology. 10: 350-358. DOI: 10.1111/J.1365-2486.2003.00702.X  1
2004 Aranibar JN, Otter L, Macko SA, Feral CJW, Epstein HE, Dowty PR, Eckardt F, Shugart HH, Swap RJ. Nitrogen cycling in the soil-plant system along a precipitation gradient in the Kalahari sands Global Change Biology. 10: 359-373. DOI: 10.1111/J.1365-2486.2003.00698.X  1
2004 Raulfs EC, Macko SA, Van Dover CL. Tissue and symbiont condition of mussels (Bathymodiolus thermophilus) exposed to varying levels of hydrothermal activity Journal of the Marine Biological Association of the United Kingdom. 84: 229-234. DOI: 10.1017/S0025315404009087H  1
2003 Aranibar JN, Macko SA, Anderson IC, Potgieter AL, Sowry R, Shugart HH. Nutrient cycling responses to fire frequency in the Kruger National Park (South Africa) as indicated by stable isotope analysis. Isotopes in Environmental and Health Studies. 39: 141-58. PMID 12872806 DOI: 10.1080/1025601031000096736  1
2003 Van Dover CL, Aharon P, Bernhard JM, Caylor E, Doerries M, Flickinger W, Gilhooly W, Goffredi SK, Knick KE, Macko SA, Rapoport S, Raulfs EC, Ruppel C, Salerno JL, Seitz RD, et al. Blake Ridge methane seeps: Characterization of a soft-sediment, chemosynthetically based ecosystem Deep-Sea Research Part I: Oceanographic Research Papers. 50: 281-300. DOI: 10.1016/S0967-0637(02)00162-0  1
2003 Zhang CL, Pancost RD, Sassen R, Qian Y, Macko SA. Archaeal lipid biomarkers and isotopic evidence of anaerobic methane oxidation associated with gas hydrates in the Gulf of Mexico Organic Geochemistry. 34: 827-836. DOI: 10.1016/S0146-6380(03)00003-2  1
2003 Yanik PJ, O'Donnell TH, Macko SA, Qian Y, Kennicutt MC. The isotopic compositions of selected crude oil PAHs during biodegradation Organic Geochemistry. 34: 291-304. DOI: 10.1016/S0146-6380(02)00164-X  1
2003 Yanik PJ, O'Donnell TH, Macko SA, Qian Y, Kennicutt MC. Source apportionment of polychlorinated biphenyls using compound specific isotope analysis Organic Geochemistry. 34: 239-251. DOI: 10.1016/S0146-6380(02)00163-8  1
2003 O'Donnell TH, Macko SA, Chou J, Davis-Hartten KL, Wehmiller JF. Analysis of δ13C, δ15N, and δ34S in organic matter from the biominerals of modern and fossil Mercenaria spp Organic Geochemistry. 34: 165-183. DOI: 10.1016/S0146-6380(02)00160-2  1
2003 MacAvoy SE, Macko SA, Carney RS. Links between chemosynthetic production and mobile predators on the Louisiana continental slope: Stable carbon isotopes of specific fatty acids Chemical Geology. 201: 229-237. DOI: 10.1016/S0009-2541(03)00204-3  1
2003 Angelini I, Garstang M, Macko S, Swap R, Stewart D, Cunha HB. Isotopic Variations and Internal Storm Dynamics in the Amazon Basin Meteorological Monographs. 29: 81-93. DOI: 10.1007/978-1-878220-63-9_7  1
2003 Stein DC, Swap RJ, Macko SA, Piketh SJ, Doddridge B, Bruintjes R. Preliminary results of dry-season trace gas and aerosol measurements over the Kalahari region during SAFARI 2000 Journal of Arid Environments. 54: 371-379. DOI: 10.1006/Jare.2002.1096  1
2003 Aranibar JN, Anderson IC, Ringrose S, Macko SA. Title: Importance of nitrogen fixation in soil crusts of southern African arid ecosystems: Acetylene reduction and stable isotope studies Journal of Arid Environments. 54: 345-358. DOI: 10.1006/Jare.2002.1094  1
2003 Feral CJW, Epstein HE, Otter L, Aranibar JN, Shugart HH, Macko SA, Ramontsho J. Carbon and nitrogen in the soil-plant system along rainfall and land-use gradients in southern Africa Journal of Arid Environments. 54: 327-343. DOI: 10.1006/Jare.2002.1091  1
2002 MacAvoy SE, Carney RS, Fisher CR, Macko SA. Use of chemosynthetic biomass by large, mobile, benthic predators in the Gulf of Mexico Marine Ecology Progress Series. 225: 65-78. DOI: 10.3354/Meps225065  1
2002 MacAvoy SE, Macko SA, Joye SB. Fatty acid carbon isotope signatures in chemosynthetic mussels and tube worms from Gulf of Mexico hydrocarbon seep communities Chemical Geology. 185: 1-8. DOI: 10.1016/S0009-2541(01)00394-1  1
2001 Chambers RM, Fourqurean JW, Macko SA, Hoppenot R. Biogeochemical effects of iron availability on primary producers in a shallow marine carbonate environment Limnology and Oceanography. 46: 1278-1286. DOI: 10.4319/Lo.2001.46.6.1278  1
2001 MacAvoy SE, Macko SA, Garman GC. Isotopic turnover in aquatic predators: Quantifying the exploitation of migratory prey Canadian Journal of Fisheries and Aquatic Sciences. 58: 923-932. DOI: 10.1139/Cjfas-58-5-923  1
2001 Turekian VC, Macko SA, Keene WC. Application of stable sulfur isotopes to differentiate sources of size-resolved particulate sulfate in polluted marine air at Bermuda during spring Geophysical Research Letters. 28: 1491-1494. DOI: 10.1029/2000Gl012296  1
2000 MacAvoy SE, Macko SA, McIninch SP, Garman GC. Marine nutrient contributions to freshwater apex predators. Oecologia. 122: 568-573. PMID 28308350 DOI: 10.1007/S004420050980  0.76
2000 Fisher CR, MacDonald IR, Sassen R, Young CM, Macko SA, Hourdez S, Carney RS, Joye S, McMullin E. Methane ice worms: Hesiocaeca methanicola colonizing fossil fuel reserves. Die Naturwissenschaften. 87: 184-7. PMID 10840806 DOI: 10.1007/S001140050700  1
2000 Korontzi S, Macko SA, Anderson IC, Poth MA. A stable isotopic study to determine carbon and nitrogen cycling in a disturbed southern Californian forest ecosystem Global Biogeochemical Cycles. 14: 177-188. DOI: 10.1029/1999Gb900095  1
2000 Fryar AE, Macko SA, Mullican WF, Romanak KD, Bennett PC. Nitrate reduction during ground-water recharge, Southern High Plains, Texas Journal of Contaminant Hydrology. 40: 335-363. DOI: 10.1016/S0169-7722(99)00059-5  1
1999 Macko SA, Engel MH, Andrusevich V, Lubec G, O'Connell TC, Hedges RE. Documenting the diet in ancient human populations through stable isotope analysis of hair. Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 354: 65-75; discussion 75. PMID 10091248 DOI: 10.1098/Rstb.1999.0360  0.32
1999 Macko SA, Lubec G, Teschler-Nicola M, Andrusevich V, Engel MH. The Ice Man's diet as reflected by the stable nitrogen and carbon isotopic composition of his hair. Faseb Journal : Official Publication of the Federation of American Societies For Experimental Biology. 13: 559-62. PMID 10064623 DOI: 10.1096/Fasebj.13.3.559  0.32
1999 Bytnerowicz A, Godzik S, Poth M, Anderson I, Szdzuj J, Tobias C, Macko S, Kubiesa P, Staszewski T, Fenn M. Chemical Composition of Air, Soil and Vegetation in Forests of the Silesian Beskid Mountains, Poland Water Air and Soil Pollution. 116: 141-150. DOI: 10.1007/978-94-017-1578-2_12  1
1998 MacAvoy SE, Macko SA, Garman GC. Tracing marine biomass into tidal freshwater ecosystems using stable sulfur isotopes. Die Naturwissenschaften. 85: 544-6. PMID 9853317 DOI: 10.1007/S001140050546  1
1998 Mayer LM, Keil RG, Macko SA, Joye SB, Ruttenberg KC, Aller RC. Importance of suspended particulates in riverine delivery of bioavailable nitrogen to coastal zones Global Biogeochemical Cycles. 12: 573-579. DOI: 10.1029/98Gb02267  1
1998 Russell KM, Galloway JN, MacKo SA, Moody JL, Scudlark JR. Sources of nitrogen in wet deposition to the Chesapeake bay region Atmospheric Environment. 32: 2453-2465. DOI: 10.1016/S1352-2310(98)00044-2  1
1998 Smith CR, Maybaum HL, Baco AR, Pope RH, Carpenter SD, Yager PL, Macko SA, Deming JW. Sediment community structure around a whale skeleton in the deep Northeast Pacific: Macrofaunal, microbial and bioturbation effects Deep-Sea Research Part Ii: Topical Studies in Oceanography. 45: 335-364. DOI: 10.1016/S0967-0645(97)00043-X  1
1998 Turekian VC, MacKo S, Ballentine D, Swap RJ, Garstang M. Causes of bulk carbon and nitrogen isotopic fractionations in the products of vegetation burns: Laboratory studies Chemical Geology. 152: 181-192. DOI: 10.1016/S0009-2541(98)00105-3  1
1998 Ballentine DC, MacKo SA, Turekian VC. Variability of stable carbon isotopic compositions in individual fatty acids from combustion of C4 and C3 plants: Implications for biomass burning Chemical Geology. 152: 151-161. DOI: 10.1016/S0009-2541(98)00103-X  1
1998 Hobbie EA, MacKo SA, Shugart HH. Patterns in N dynamics and N isotopes during primary succession in Glacier Bay, Alaska Chemical Geology. 152: 3-11. DOI: 10.1016/S0009-2541(98)00092-8  1
1997 Macko SA, Uhle ME, Engel MH, Andrusevich V. Stable nitrogen isotope analysis of amino Acid enantiomers by gas chromatography/combustion/isotope ratio mass spectrometry. Analytical Chemistry. 69: 926-9. PMID 21639229 DOI: 10.1021/Ac960956L  0.8
1997 Engel MH, Macko SA. Isotopic evidence for extraterrestrial non-racemic amino acids in the Murchison meteorite. Nature. 389: 265-8. PMID 9305838 DOI: 10.1038/38460  0.32
1997 Ostrom NE, Macko SA, Deibel D, Thompson RJ. Seasonal variation in the stable carbon and nitrogen isotope biogeochemistry of a coastal cold ocean environment Geochimica Et Cosmochimica Acta. 61: 2929-2942. DOI: 10.1016/S0016-7037(97)00131-2  1
1996 Ballentine DC, Macko SA, Turekian VC, Gilhooly WP, Martincigh B. Compound specific isotope analysis of fatty acids and polycyclic aromatic hydrocarbons in aerosols: Implications for biomass burning Organic Geochemistry. 25: 97-104. DOI: 10.1016/S0146-6380(96)00110-6  1
1996 Qian Y, Kennicutt MC, Svalberg J, Macko SA, Bidigare RR, Walker J. Suspended particulate organic matter (SPOM) in Gulf of Mexico estuaries: Compound-specific isotope analysis and plant pigment compositions Organic Geochemistry. 24: 875-888. DOI: 10.1016/S0146-6380(96)00072-1  1
1995 Engel MH, Macko SA, Qian Y, Silfer JA. Stable isotope analysis at the molecular level: a new approach for determining the origins of amino acids in the Murchison meteorite. Advances in Space Research : the Official Journal of the Committee On Space Research (Cospar). 15: 99-106. PMID 11539266 DOI: 10.1016/S0273-1177(99)80069-6  0.32
1995 Laws EA, Popp BN, Bidigare RR, Kennicutt MC, Macko SA. Dependence of phytoplankton carbon isotopic composition on growth rate and [CO2)aq: Theoretical considerations and experimental results Geochimica Et Cosmochimica Acta. 59: 1131-1138. DOI: 10.1016/0016-7037(95)00030-4  1
1994 Engel MH, Goodfriend GA, Qian Y, Macko SA. Indigeneity of organic matter in fossils: a test using stable isotope analysis of amino acid enantiomers in Quaternary mollusk shells. Proceedings of the National Academy of Sciences of the United States of America. 91: 10475-8. PMID 7937978 DOI: 10.1073/Pnas.91.22.10475  0.32
1994 Fisher CR, Childress JJ, Macko SA, Brooks JM. Nutritional interactions in Galapagos rift hydrothermal vent communities: Inferences from stable carbon and nitrogen isotope analyses Marine Ecology Progress Series. 103: 45-56. DOI: 10.3354/Meps103045  1
1993 Qian Y, Engel MH, Macko SA, Carpenter S, Deming JW. Kinetics of peptide hydrolysis and amino acid decomposition at high temperature. Geochimica Et Cosmochimica Acta. 57: 3281-93. PMID 11538300 DOI: 10.1016/0016-7037(93)90540-D  0.32
1993 Mayer LM, Jumars PA, Taghon GL, Macko SA, Trumbore S. Low-density particles as potential nitrogenous foods for benthos Journal of Marine Research. 51: 373-389. DOI: 10.1357/0022240933223738  1
1993 Ostrom PH, Macko SA, Engel MH, Russell DA. Assessment of trophic structure of Cretaceous communities based on stable nitrogen isotope analyses Geology. 21: 491-494. DOI: 10.1130/0091-7613(1993)021<0491:Aotsoc>2.3.Co;2  1
1993 Bidigare RR, Ondrusek ME, Kennicutt MC, Iturriaga R, Harvey HR, Hoham RW, Macko SA. EVIDENCE A PHOTOPROTECTIVE FOR SECONDARY CAROTENOIDS OF SNOW ALGAE Journal of Phycology. 29: 427-434. DOI: 10.1111/J.1529-8817.1993.Tb00143.X  1
1993 Lilley MD, Butterfleld DA, Olson EJ, Lupton JE, Macko SA, McDuff RE. Anomalous CH4 and NH4 + concentrations at an unsedimented mid-ocean-ridge hydrothermal system Nature. 364: 45-47. DOI: 10.1038/364045A0  1
1993 Macko SA, Engel MH, Shock EL. Survivability of organic matter at high temperatures: Implications for life Forward Geochimica Et Cosmochimica Acta. 57: 3217. DOI: 10.1016/0016-7037(93)90534-4  1
1992 Kennicutt MC, Burke RA, MacDonald IR, Brooks JM, Denoux GJ, Macko SA. Stable isotope partitioning in seep and vent organisms: chemical and ecological significance Chemical Geology. 101: 293-310. DOI: 10.1016/0009-2541(92)90009-T  1
1992 Imbus SW, Macko SA, Elmore RD, Engel MH. Stable isotope (C, S, N) and molecular studies on the Precambrian nonesuch Shale (Wisconsin-Michigan, U.S.A.): Evidence for differential preservation rates, depositional environment and hydrothermal influence Chemical Geology: Isotope Geoscience Section. 101: 255-281. DOI: 10.1016/0009-2541(92)90007-R  0.32
1992 Kennicutt MC, Bidigare RR, Macko SA, Keeney-Kennicutt WL. The stable isotopic composition of photosynthetic pigments and related biochemicals Chemical Geology. 101: 235-245. DOI: 10.1016/0009-2541(92)90005-P  1
1991 Macko SA, Engel MH, Bada JL, Halstead B. Assessment of Indigeneity in Fossil Organic Matter: Amino Acids and Stable Isotopes [and Discussion] Philosophical Transactions of the Royal Society B. 333: 367-374. DOI: 10.1098/Rstb.1991.0086  0.32
1991 Macko SA, Engel MH, Hartley G, Hatcher P, Helleur R, Jackman P, Silfer JA. Isotopic compositions of individual carbohydrates as indicators of early diagenesis of organic matter in peat Chemical Geology. 93: 147-161. DOI: 10.1016/0009-2541(91)90069-4  1
1990 Engel MH, Macko SA, Silfer JA. Carbon isotope composition of individual amino acids in the Murchison meteorite. Nature. 348: 47-9. PMID 11536470 DOI: 10.1038/348047A0  0.32
1990 Ostrom PH, Macko SA, Engel MH, Silfer JA, Russell D. Geochemical characterization of high molecular weight material isolated from late cretaceous fossils Organic Geochemistry. 16: 1139-1144. DOI: 10.1016/0146-6380(90)90149-T  1
1990 Macko SA, Helleur R, Hartley G, Jackman P. Diagenesis of organic matter-A study using stable isotopes of individual carbohydrates Organic Geochemistry. 16: 1129-1137. DOI: 10.1016/0146-6380(90)90148-S  1
1989 Kennicutt MC, Brooks JM, Bidigare RR, McDonald SJ, Adkison DL, Macko SA. An upper slope “cold” seep community: Northern California Limnology and Oceanography. 34: 635-640. DOI: 10.4319/Lo.1989.34.3.0635  1
1988 Mayer LM, Macko SA, Cammen L. Provenance, concentrations and nature of sedimentary organic nitrogen in the gulf of Maine Marine Chemistry. 25: 291-304. DOI: 10.1016/0304-4203(88)90056-4  1
1988 Serban A, Engel MH, Macko SA. The distribution, stereochemistry and stable isotopic composition of amino acid constituents of fossil and modern mollusk shells Organic Geochemistry. 13: 1123-1129. DOI: 10.1016/0146-6380(88)90298-7  1
1987 Brooks JM, Kennicutt MC, Fisher CR, Macko SA, Cole K, Childress JJ, Bidigare RR, Vetter RD. Deep-sea hydrocarbon seep communities: evidence for energy and nutritional carbon sources. Science (New York, N.Y.). 238: 1138-42. PMID 17839368 DOI: 10.1126/Science.238.4830.1138  1
1986 Macko SA, Quick RS. A geochemical study of oil migration at source rock reservoir contacts: Stable isotopes Organic Geochemistry. 10: 199-205. DOI: 10.1016/0146-6380(86)90023-9  1
1985 Mayer LM, Rahaim PT, Guerin W, Macko SA, Watling L, Anderson FE. Biological and granulometric controls on sedimentary organic matter of an intertidal mudflat Estuarine, Coastal and Shelf Science. 20: 491-503. DOI: 10.1016/0272-7714(85)90091-5  1
1984 Macko SA, Entzeroth L, Parker PL. Regional differences in nitrogen and carbon isotopes on the continental shelf of the Gulf of Mexico Naturwissenschaften. 71: 374-375. DOI: 10.1007/Bf00410746  1
1982 Macko SA, Green EJ. An investigation of the dissolved free amino acids and their relation to phytoplankton cell density in the Damariscotta River estuary, Maine Estuaries. 5: 68-73. DOI: 10.2307/1352218  1
1982 Incze LS, Mayer LM, Sherr EB, Macko SA. Carbon inputs to bivalve molluscs: a comparison of two estuaries Canadian Journal of Fisheries and Aquatic Sciences. 39: 1348-1352. DOI: 10.1139/F82-181  1
1982 Macko SA, Lee WY, Parker PL. Nitrogen and carbon isotope fractionation by two species of marine amphipods: Laboratory and field studies Journal of Experimental Marine Biology and Ecology. 63: 145-149. DOI: 10.1016/0022-0981(82)90028-4  1
1981 Mayer LM, Macko SA, Mook WH, Murray S. The distribution of bromine in coastal sediments and its use as a source indicator for organic matter Organic Geochemistry. 3: 37-42. DOI: 10.1016/0146-6380(81)90011-5  1
1979 Macko SA, Green EJ. The quantification of amino acids in seawater using thin-layer chromatography and fluorimetry Marine Chemistry. 8: 181-189. DOI: 10.1016/0304-4203(79)90014-8  1
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