| Archean molecular fossils and the early rise of eukaryotes JJ Brocks, GA Logan, R Buick, RE Summons Science 285 (5430), 1033-1036, 1999 | 1555 | 1999 |
| Biomarker evidence for green and purple sulphur bacteria in a stratified Palaeoproterozoic sea JJ Brocks, GD Love, RE Summons, AH Knoll, GA Logan, SA Bowden Nature 437 (7060), 866-870, 2005 | 658 | 2005 |
| Reassessing the first appearance of eukaryotes and cyanobacteria B Rasmussen, IR Fletcher, JJ Brocks, MR Kilburn Nature 455 (7216), 1101-1104, 2008 | 657 | 2008 |
| Snowball Earth climate dynamics and Cryogenian geology-geobiology PF Hoffman, DS Abbot, Y Ashkenazy, DI Benn, JJ Brocks, PA Cohen, ... Science Advances 3 (11), e1600983, 2017 | 570 | 2017 |
| The rise of algae in Cryogenian oceans and the emergence of animals JJ Brocks, AJM Jarrett, E Sirantoine, C Hallmann, Y Hoshino, T Liyanage Nature 548 (7669), 578-581, 2017 | 532 | 2017 |
| De novo metagenomic assembly reveals abundant novel major lineage of Archaea in hypersaline microbial communities P Narasingarao, S Podell, JA Ugalde, C Brochier-Armanet, JB Emerson, ... The ISME journal 6 (1), 81-93, 2012 | 398 | 2012 |
| A reconstruction of Archean biological diversity based on molecular fossils from the 2.78 to 2.45 billion-year-old Mount Bruce Supergroup, Hamersley Basin, Western Australia JJ Brocks, R Buick, RE Summons, GA Logan Geochimica et Cosmochimica Acta 67 (22), 4321-4335, 2003 | 350 | 2003 |
| Sedimentary hydrocarbons, biomarkers for early life JJ Brocks, RE Summons Biogeochemistry 8, 63, 2005 | 348* | 2005 |
| Phylogenetic and biochemical evidence for sterol synthesis in the bacterium Gemmata obscuriglobus A Pearson, M Budin, JJ Brocks Proceedings of the National Academy of Sciences 100 (26), 15352-15357, 2003 | 287 | 2003 |
| Composition and syngeneity of molecular fossils from the 2.78 to 2.45 billion-year-old Mount Bruce Supergroup, Pilbara Craton, Western Australia JJ Brocks, R Buick, GA Logan, RE Summons Geochimica et Cosmochimica Acta 67 (22), 4289-4319, 2003 | 280 | 2003 |
| Reappraisal of hydrocarbon biomarkers in Archean rocks KL French, C Hallmann, JM Hope, PL Schoon, JA Zumberge, Y Hoshino, ... Proceedings of the National Academy of Sciences 112 (19), 5915-5920, 2015 | 262 | 2015 |
| Okenane, a biomarker for purple sulfur bacteria (Chromatiaceae), and other new carotenoid derivatives from the 1640 Ma Barney Creek Formation JJ Brocks, P Schaeffer Geochimica et Cosmochimica Acta 72 (5), 1396-1414, 2008 | 247 | 2008 |
| Ancient steroids establish the Ediacaran fossil Dickinsonia as one of the earliest animals I Bobrovskiy, JM Hope, A Ivantsov, BJ Nettersheim, C Hallmann, ... Science 361 (6408), 1246-1249, 2018 | 224 | 2018 |
| Building the biomarker tree of life JJ Brocks, A Pearson Reviews in Mineralogy and Geochemistry 59 (1), 233-258, 2005 | 212 | 2005 |
| Assessing biomarker syngeneity using branched alkanes with quaternary carbon (BAQCs) and other plastic contaminants JJ Brocks, E Grosjean, GA Logan Geochimica et Cosmochimica Acta 72 (3), 871-888, 2008 | 144 | 2008 |
| Organic geochemistry and mineralogy. I. Characterisation of organic matter associated with metal deposits PF Greenwood, JJ Brocks, K Grice, L Schwark, CMB Jaraula, JM Dick, ... Ore Geology Reviews 50, 1-27, 2013 | 141 | 2013 |
| Estimation of bond dissociation energies and radical stabilization energies by ESR spectroscopy JJ Brocks, HD Beckhaus, ALJ Beckwith, C Rüchardt The Journal of Organic Chemistry 63 (6), 1935-1943, 1998 | 137 | 1998 |
| Lipid taphonomy in the Proterozoic and the effect of microbial mats on biomarker preservation MM Pawlowska, NJ Butterfield, JJ Brocks Geology 41 (2), 103-106, 2013 | 130 | 2013 |
| Release of bound aromatic hydrocarbons from late Archean and Mesoproterozoic kerogens via hydropyrolysis JJ Brocks, GD Love, CE Snape, GA Logan, RE Summons, R Buick Geochimica et Cosmochimica Acta 67 (8), 1521-1530, 2003 | 130 | 2003 |
| Millimeter-scale concentration gradients of hydrocarbons in Archean shales: Live-oil escape or fingerprint of contamination? JJ Brocks Geochimica et Cosmochimica Acta 75 (11), 3196-3213, 2011 | 123 | 2011 |
Roger SummonsMITVerified email at mit.edu
