Jeffrey S Seewald
Overview
Explore the profile of Jeffrey S Seewald including associated specialties, affiliations and a list of published articles.
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23
Citations
640
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Recent Articles
11.
McNichol J, Stryhanyuk H, Sylva S, Thomas F, Musat N, Seewald J, et al.
Proc Natl Acad Sci U S A
. 2018 Jun;
115(26):6756-6761.
PMID: 29891698
Below the seafloor at deep-sea hot springs, mixing of geothermal fluids with seawater supports a potentially vast microbial ecosystem. Although the identity of subseafloor microorganisms is largely known, their effect...
12.
13.
McDermott J, Seewald J, German C, Sylva S
Proc Natl Acad Sci U S A
. 2015 Jun;
112(25):7668-72.
PMID: 26056279
Arguments for an abiotic origin of low-molecular weight organic compounds in deep-sea hot springs are compelling owing to implications for the sustenance of deep biosphere microbial communities and their potential...
14.
Wang D, Gruen D, Lollar B, Hinrichs K, Stewart L, Holden J, et al.
Science
. 2015 Mar;
348(6233):428-31.
PMID: 25745067
Methane is a key component in the global carbon cycle, with a wide range of anthropogenic and natural sources. Although isotopic compositions of methane have traditionally aided source identification, the...
15.
Reeves E, McDermott J, Seewald J
Proc Natl Acad Sci U S A
. 2014 Apr;
111(15):5474-9.
PMID: 24706901
Simple alkyl thiols such as methanethiol (CH3SH) are widely speculated to form in seafloor hot spring fluids. Putative CH3SH synthesis by abiotic (nonbiological) reduction of inorganic carbon (CO2 or CO)...
16.
Bernaldo de Quiros Y, Seewald J, Sylva S, Greer B, Niemeyer M, Bogomolni A, et al.
PLoS One
. 2013 Dec;
8(12):e83994.
PMID: 24367623
Gas bubbles in marine mammals entangled and drowned in gillnets have been previously described by computed tomography, gross examination and histopathology. The absence of bacteria or autolytic changes in the...
17.
Beinart R, Sanders J, Faure B, Sylva S, Lee R, Becker E, et al.
Proc Natl Acad Sci U S A
. 2012 Oct;
109(47):E3241-50.
PMID: 23091033
Deep-sea hydrothermal vents are populated by dense communities of animals that form symbiotic associations with chemolithoautotrophic bacteria. To date, our understanding of which factors govern the distribution of host/symbiont associations...
18.
Ryerson T, Camilli R, Kessler J, Kujawinski E, Reddy C, Valentine D, et al.
Proc Natl Acad Sci U S A
. 2012 Jan;
109(50):20246-53.
PMID: 22233807
Detailed airborne, surface, and subsurface chemical measurements, primarily obtained in May and June 2010, are used to quantify initial hydrocarbon compositions along different transport pathways (i.e., in deep subsurface plumes,...
19.
Camilli R, Di Iorio D, Bowen A, Reddy C, Techet A, Yoerger D, et al.
Proc Natl Acad Sci U S A
. 2011 Sep;
109(50):20235-9.
PMID: 21903931
On May 31, 2010, a direct acoustic measurement method was used to quantify fluid leakage rate from the Deepwater Horizon Macondo well prior to removal of its broken riser. This...
20.
Reddy C, Arey J, Seewald J, Sylva S, Lemkau K, Nelson R, et al.
Proc Natl Acad Sci U S A
. 2011 Jul;
109(50):20229-34.
PMID: 21768331
Quantitative information regarding the endmember composition of the gas and oil that flowed from the Macondo well during the Deepwater Horizon oil spill is essential for determining the oil flow...