Search filters

Authors whose works are in public domain in at least one jurisdiction

List of works by Ellen C. Hopmans

13,16-Dimethyl octacosanedioic acid (iso-diabolic acid), a common membrane-spanning lipid of Acidobacteria subdivisions 1 and 3

scientific article (publication date: June 2011)

16S rRNA gene and lipid biomarker evidence for anaerobic ammonium-oxidizing bacteria (anammox) in California and Nevada hot springs

scientific article

A combined lipidomic and 16S rRNA gene amplicon sequencing approach reveals archaeal sources of intact polar lipids in the stratified Black Sea water column

article

A method for quantifying heterocyst glycolipids in biomass and sediments

A multi-proxy study of anaerobic ammonium oxidation in marine sediments of the Gullmar Fjord, Sweden

scientific article

A novel heterocyst glycolipid detected in a pelagic N2-fixing cyanobacterium of the genus Calothrix

scholarly article

A novel method for the rapid analysis of levoglucosan in soils and sediments

A novel proxy for terrestrial organic matter in sediments based on branched and isoprenoid tetraether lipids

scholarly article

A radiocarbon-based assessment of the preservation characteristics of crenarchaeol and alkenones from continental margin sediments

A unique bacteriohopanetetrol stereoisomer of marine anammox

scientific article published in 2020

Abrupt vegetation change after the Late Quaternary megafaunal extinction in southeastern Australia

article

Abundance and Diversity of Denitrifying and Anammox Bacteria in Seasonally Hypoxic and Sulfidic Sediments of the Saline Lake Grevelingen

scientific article published on 20 October 2016

Abundant Trimethylornithine Lipids and Specific Gene Sequences Are Indicative of Planctomycete Importance at the Oxic/Anoxic Interface in Sphagnum-Dominated Northern Wetlands

scientific article

Aerobic and anaerobic methanotrophs in the Black Sea water column

scientific article published on October 2006

Alkane-1,2-diol-based glycosides and fatty glycosides and wax esters in Roseiflexus castenholzii and hot spring microbial mats

scientific article

An improved method to determine the absolute abundance of glycerol dibiphytanyl glycerol tetraether lipids

An interlaboratory study of TEX86and BIT analysis of sediments, extracts, and standard mixtures

scholarly article

An interlaboratory study of TEX86and BIT analysis using high-performance liquid chromatography-mass spectrometry

An unusual isoprenoid tetraether lipid in marine and lacustrine sediments

article published in 2008

Anaerobic ammonium oxidation in the Peruvian oxygen minimum zone

scientific article published in May 2007

Analysis of intact tetraether lipids in archaeal cell material and sediments by high performance liquid chromatography/atmospheric pressure chemical ionization mass spectrometry

scholarly article

Analysis of non-derivatized bacteriohopanepolyols using UHPLC-HRMS reveals great structural diversity in environmental lipid assemblages

scientific article published in October 2021

Analytical methodology for TEX86 paleothermometry by high-performance liquid chromatography/atmospheric pressure chemical ionization-mass spectrometry

scientific article

Applicability and calibration of the TEX86 paleothermometer in lakes

article

Archaea mediate anaerobic oxidation of methane in deep euxinic waters of the Black Sea

scholarly article

Archaeal Intact Polar Lipids in Polar Waters: A Comparison Between the Amundsen and Scotia Seas

scientific article

Archaeal Sources of Intact Membrane Lipid Biomarkers in the Oxygen Deficient Zone of the Eastern Tropical South Pacific

scientific article published in 2019

Archaeal and bacterial glycerol dialkyl glycerol tetraether lipids in hot springs of yellowstone national park

scientific article

Archaeal and bacterial lipids in authigenic carbonate crusts from eastern Mediterranean mud volcanoes

Archaeal intact polar lipids in polar waters: a comparison between the Amundsen and Scotia seas

scientific article published in 2021

Archaeal lipids and anaerobic oxidation of methane in euxinic water columns: a comparative study of the Black Sea and Cariaco Basin

scholarly article

Archaeal remains dominate marine organic matter from the early Albian oceanic anoxic event 1b

article

Are Marine Group II Euryarchaeota significant contributors to tetraether lipids in the ocean?

scientific article published on 19 September 2014

Asymmetric synthesis of cyclo-archaeol and β-glucosyl cyclo-archaeol

scientific article published on 26 February 2013

Bacterial GMGTs in East African lake sediments: Their potential as palaeotemperature indicators

scientific article published in August 2019

Bacterial tetraether membrane lipids in peat and coal: Testing the MBT–CBT temperature proxy for climate reconstruction

Bacteriohopanetetrol-<i>x</i>: constraining its application as a lipid biomarker for marine anammox using the water column oxygen gradient of the Benguela upwelling system

scientific article published in 2022

Benthic Archaea as potential sources of tetraether membrane lipids in sediments across an oxygen minimum zone

Benthic archaea as potential sources of tetraether membrane lipids in sediments across an oxygen minimum zone

scientific article published in 2018

Bioavailable carbon additions to soil promote free-living nitrogen fixation and microbial biomass growth with N-free lipids

scientific article published in April 2025

Biogeochemical evidence that thermophilic archaea mediate the anaerobic oxidation of methane

scientific article

Biomarker evidence for anammox in the oxygen minimum zone of the Eastern Tropical North Pacific

article

Biomarker evidence for nitrogen-fixing cyanobacterial blooms in a brackish surface layer in the Nile River plume during sapropel deposition

scientific article published on 25 September 2019

Biomarker evidence for the occurrence of anaerobic ammonium oxidation in the eastern Mediterranean Sea during Quaternary and Pliocene sapropel formation

Biomarker evidence for the occurrence of anaerobic ammonium oxidation in the eastern Mediterranean Sea during Quaternary and Pliocene sapropel formation

scientific article published in 2019

Biophysical properties of membrane lipids of anammox bacteria: I. Ladderane phospholipids form highly organized fluid membranes

scientific article

Biophysical properties of membrane lipids of anammox bacteria: II. Impact of temperature and bacteriohopanoids

scientific article published on 17 April 2009

Bridging the membrane lipid divide: bacteria of the FCB group superphylum have the potential to synthesize archaeal ether lipids

scientific article published on 14 September 2020

Butyrate Conversion by Sulfate-Reducing and Methanogenic Communities from Anoxic Sediments of Aarhus Bay, Denmark

scientific article published on 22 April 2020

C<sub>5</sub> glycolipids of heterocystous cyanobacteria track symbiont abundance in the diatom <i>Hemiaulus hauckii</i> across the tropical North Atlantic

scientific article published in 2018

C<sub>5</sub> glycolipids of heterocystous cyanobacteria track symbiont abundance in the diatom <i>Hemiaulus hauckii</i> across the tropical north Atlantic

Carbon isotope-labelling experiments indicate that ladderane lipids of anammox bacteria are synthesized by a previously undescribed, novel pathway

scientific article published on 17 January 2009

Changes in the Distribution of Membrane Lipids during Growth of Thermotoga maritima at Different Temperatures: Indications for the Potential Mechanism of Biosynthesis of Ether-Bound Diabolic Acid (Membrane-Spanning) Lipids

scientific article published on 25 January 2022

Comment on “Lipids of marine Archaea: Patterns and provenance in the water column and sediments” by Turich et al. (2007)

scholarly article

Comparison of extraction and work up techniques for analysis of core and intact polar tetraether lipids from sedimentary environments

Comparison of ladderane phospholipid and core lipids as indicators for anaerobic ammonium oxidation (anammox) in marine sediments

scholarly article

Comparison of organic and palynological proxies for biomass burning and vegetation in a lacustrine sediment record (Lake Allom, Fraser Island, Australia)

scientific article published in July 2019

Constraining the applicability of organic paleotemperature proxies for the last 90 Myrs

scholarly article

Constraints on the application of long chain diol proxies in the Iberian Atlantic margin

Core and intact polar glycerol dialkyl glycerol tetraethers (GDGTs) in Sand Pond, Warwick, Rhode Island (USA): Insights into the origin of lacustrine GDGTs

scholarly article

Core and intact polar glycerol dibiphytanyl glycerol tetraether lipids of ammonia-oxidizing archaea enriched from marine and estuarine sediments

scientific article (publication date: May 2011)

Corrigendum to “A method for quantifying heterocyst glycolipids in biomass and sediments” [Org. Geochem. 110 (2017) 33–35]

scientific article published in July 2018

Corrigendum to “An improved method to determine the absolute abundance of glycerol dibiphytanyl glycerol tetraether lipids” [Organic Geochemistry 37 (2006) 1036–1041]

article

Corrigendum to “Constraints on the application of long chain diol proxies in the Iberian Atlantic margin” [Org. Geochem. 101 (2016) 184–195]

scientific article published in April 2019

Corrigendum to “Distributional variations in marine crenarchaeotal membrane lipids: a new tool for reconstructing ancient sea water temperatures?”

scholarly article published in Earth and Planetary Science Letters

Corrigendum to “Distributions of 5- and 6-methyl branched glycerol dialkyl glycerol tetraethers (brGDGTs) in East African lake sediment: Effects of temperature, pH, and new lacustrine paleotemperature calibrations” [Org. Geochem. 117 (2018) 56–

scientific article published in November 2018

Corrigendum to “In situ produced branched glycerol dialkyl glycerol tetraethers in suspended particulate matter from the Yenisei River, Eastern Siberia” [Geochim. Cosmochim. Acta 125 (2014) 476–491]

scholarly article

Corrigendum to “Occurrence and abundance of 6-methyl branched glycerol dialkyl glycerol tetraethers in soils: Implications for palaeoclimate reconstruction” [Geochim. Cosmochim. Acta 141 (2014) 97–112]

scientific article

Crenarchaeol dominates the membrane lipids of Candidatus Nitrososphaera gargensis, a thermophilic group I.1b Archaeon

scientific article published on 24 December 2009

Crenarchaeol: the characteristic core glycerol dibiphytanyl glycerol tetraether membrane lipid of cosmopolitan pelagic crenarchaeota

scientific article

Crenarchaeotal membrane lipids in lake sediments: A new paleotemperature proxy for continental paleoclimate reconstruction?

article

Critical assessment of glyco- and phospholipid separation by using silica chromatography

scientific article (publication date: 2014)

Depth-related differences in archaeal populations impact the isoprenoid tetraether lipid composition of the Mediterranean Sea water column

scholarly article

Development and comparison of chromatographic methods for the analysis of long chain diols and alkenones in biological materials and sediment

scientific article published on 19 September 2017

Development of photic zone euxinia in the eastern Mediterranean Basin during deposition of Pliocene sapropels

article

Diagnostic amide products of amino lipids detected in the microaerophilic bacteria Lutibacter during routine fatty acid analysis using gas chromatography

scientific article published in June 2020

Diatoms as a source for 4-desmethyl-23,24-dimethyl steroids in sediments and petroleum

scholarly article

Differential degradation of intact polar and core glycerol dialkyl glycerol tetraether lipids upon post-depositional oxidation

Disentangling the origins of branched tetraether lipids and crenarchaeol in the lower Amazon River: Implications for GDGT-based proxies

article published in 2013

Distinguishing the molecular diversity, nutrient content, and energetic potential of exometabolomes produced by macroalgae and reef-building corals

scientific article published on 31 January 2022

Distribution of anaerobic ammonia-oxidizing bacteria in a subterranean estuary

Distribution of heterocyst glycolipids in cyanobacteria

scientific article published on 19 September 2009

Distribution of membrane lipids of planktonic Crenarchaeota in the Arabian Sea

scientific article

Distributional variations in marine crenarchaeotal membrane lipids: a new tool for reconstructing ancient sea water temperatures?

scholarly article

Distributions of 5- and 6-methyl branched glycerol dialkyl glycerol tetraethers (brGDGTs) in East African lake sediment: Effects of temperature, pH, and new lacustrine paleotemperature calibrations

scientific article published in March 2018

Distributions of bacteriohopanepolyols in lakes and coastal lagoons of the Azores Archipelago

scientific article published in 2023

Diversity and distribution of a key sulpholipid biosynthetic gene in marine microbial assemblages

scientific article published on 24 July 2013

Does fossil pigment and DNA data from Mediterranean sediments invalidate the use of green sulfur bacterial pigments and their diagenetic derivatives as proxies for the assessment of past photic zone euxinia?

scientific article published on 7 April 2008

Drastic changes in the distribution of branched tetraether lipids in suspended matter and sediments from the Yenisei River and Kara Sea (Siberia): Implications for the use of brGDGT-based proxies in coastal marine sediments

scholarly article

Early reactivation of European rivers during the last deglaciation

scientific article

Elucidation and identification of amino acid containing membrane lipids using liquid chromatography/high-resolution mass spectrometry

scientific article published in March 2016

Endosymbiotic heterocystous cyanobacteria synthesize different heterocyst glycolipids than free-living heterocystous cyanobacteria

scientific article published on 05 October 2012

Environmental controls on bacterial tetraether membrane lipid distribution in soils

scholarly article

Ether- and ester-bound iso-diabolic acid and other lipids in members of acidobacteria subdivision 4

scientific article

Evolution of the methane cycle in Ace Lake (Antarctica) during the Holocene: response of methanogens and methanotrophs to environmental change

article

Extremely high sea-surface temperatures at low latitudes during the middle Cretaceous as revealed by archaeal membrane lipids

scholarly article

Factors Controlling the Stable Nitrogen Isotopic Composition (δ15N) of Lipids in Marine Animals

scientific article published on 5 January 2016

Factors influencing 14C concentrations of algal and archaeal lipids and their associated sea surface temperature proxies in the Black Sea

scientific article published in September 2016

Fossilization and degradation of archaeal intact polar tetraether lipids in deeply buried marine sediments (Peru Margin).

scientific article published on 10 March 2014

Fossilization and degradation of intact polar lipids in deep subsurface sediments: A theoretical approach

scholarly article

Fossilized glycolipids reveal past oceanic N2 fixation by heterocystous cyanobacteria

scientific article (publication date: 9 November 2010)

Global sediment core-top calibration of the TEX86 paleothermometer in the ocean

scholarly article

Human-induced fire regime shifts during 19th century industrialization: A robust fire regime reconstruction using northern Polish lake sediments

scientific article published on 16 September 2019

Hydrogen isotopic ratios of long-chain diols reflect salinity

scientific article published in November 2019

Identification and carbon isotope composition of a novel branched GDGT isomer in lake sediments: Evidence for lacustrine branched GDGT production

article

Identification and distribution of intact polar branched tetraether lipids in peat and soil

Identification of carotenals in sediments

article published in 2005

Identification of novel penta- and hexamethylated branched glycerol dialkyl glycerol tetraethers in peat using HPLC–MS2, GC–MS and GC–SMB-MS

Impact of sedimentary degradation and deep water column production on GDGT abundance and distribution in surface sediments in the Arabian Sea: Implications for the TEX 86 paleothermometer

scholarly article

Impact of temperature on ladderane lipid distribution in anammox bacteria

scientific article (publication date: March 2010)

Impact of trophic state on the distribution of intact polar lipids in surface waters of lakes

scholarly article by Nicole J. Bale published in March 2016

Improved analysis of ladderane lipids in biomass and sediments using high-performance liquid chromatography/atmospheric pressure chemical ionization tandem mass spectrometry

scientific article

In situ produced branched glycerol dialkyl glycerol tetraethers in suspended particulate matter from the Yenisei River, Eastern Siberia

scholarly article

Incomplete recovery of intact polar glycerol dialkyl glycerol tetraethers from lacustrine suspended biomass

scientific article published in 2017

Increasing P limitation and viral infection impact lipid remodeling of the picophytoplankter <i>Micromonas pusilla</i>

scientific article published in 2016

Influence of deep-water derived isoprenoid tetraether lipids on the TEX86H paleothermometer in the Mediterranean Sea

scholarly article

Instability in tropical Pacific sea-surface temperatures during the early Aptian

scientific article

Intact membrane lipids of "Candidatus Nitrosopumilus maritimus," a cultivated representative of the cosmopolitan mesophilic group I Crenarchaeota

scientific article (publication date: April 2008)

Intact polar and core glycerol dibiphytanyl glycerol tetraether lipids in the Arabian Sea oxygen minimum zone. Part II: Selective preservation and degradation in sediments and consequences for the TEX86

scholarly article

Intact polar and core glycerol dibiphytanyl glycerol tetraether lipids in the Arabian Sea oxygen minimum zone: I. Selective preservation and degradation in the water column and consequences for the TEX86

scholarly article

Intact polar and core glycerol dibiphytanyl glycerol tetraether lipids of group I.1a and I.1b thaumarchaeota in soil

scientific article (publication date: October 2012)

Interlaboratory Comparison of Branched GDGT Temperature and pH Proxies Using Soils and Lipid Extracts

scientific article published in July 2024

Investigating pathways of diagenetic organic matter sulfurization using compound-specific sulfur isotope analysis

scholarly article

Isoprenoidal GDGTs and GDDs associated with anoxic lacustrine environments

scientific article published in April 2023

Ladderane lipid distribution in four genera of anammox bacteria

scientific article published on 2 April 2008

Ladderane phospholipids in anammox bacteria comprise phosphocholine and phosphoethanolamine headgroups

scientific article published in May 2006

Large changes in seasonal sea ice distribution and productivity in the Sea of Okhotsk during the deglaciations

scientific article

Late Quaternary Biomass Burning in Northwest Africa and Interactions With Climate, Vegetation, and Humans

scientific article

Linearly concatenated cyclobutane lipids form a dense bacterial membrane

scientific article

Lipid biomarkers in sediments of mud volcanoes from the Sorokin Trough, NE Black Sea: Probable source strata for the erupted material

Lipidomics of Environmental Microbial Communities. I: Visualization of Component Distributions Using Untargeted Analysis of High-Resolution Mass Spectrometry Data

scientific article published in 2021

Lipidomics of Environmental Microbial Communities. II: Characterization Using Molecular Networking and Information Theory

scientific article published on 12 July 2021

Long chain glycolipids with pentose head groups as biomarkers for marine endosymbiotic heterocystous cyanobacteria

Long-chain diols in rivers: distribution and potential biological sources

scientific article published in 2018

Lysine and novel hydroxylysine lipids in soil bacteria: amino acid membrane lipid response to temperature and pH in Pseudopedobacter saltans

scientific article published on 29 June 2015

Major changes in glacial and Holocene terrestrial temperatures and sources of organic carbon recorded in the Amazon fan by tetraether lipids

article

Marine nitrogen cycling dynamics under altering redox conditions: Insights from deposition of sapropels S1 and the ambiguous S2 in the Eastern Mediterranean Sea

scientific article published in 2023

Membrane lipids of mesophilic anaerobic bacteria thriving in peats have typical archaeal traits

scientific article published on 01 April 2006

Membrane tetraether lipids of planktonic Crenarchaeota in Pliocene sapropels of the eastern Mediterranean Sea

scholarly article

Microbial ecology of the stratified water column of the Black Sea as revealed by a comprehensive biomarker study

Molecular evidence for anaerobic ammonium-oxidizing (anammox) bacteria in continental shelf and slope sediments off northwest Africa

article

Molecular fossil evidence for anaerobic ammonium oxidation in the Arabian Sea over the last glacial cycle

article

Mono- to tetra-alkyl ether cardiolipins in a mesophilic, sulfate-reducing bacterium identified by UHPLC-HRMSn: a novel class of membrane lipids

scientific article published in 2024

New Insights Into the Polar Lipid Composition of Extremely Halo(alkali)philic Euryarchaea From Hypersaline Lakes

article

New indices and calibrations derived from the distribution of crenarchaeal isoprenoid tetraether lipids: Implications for past sea surface temperature reconstructions

scholarly article

Newly discovered non-isoprenoid glycerol dialkyl glycerol tetraether lipids in sediments

Niche segregation of ammonia-oxidizing archaea and anammox bacteria in the Arabian Sea oxygen minimum zone

scientific article (publication date: December 2011)

Nitrogen and sulfur for phosphorus: Lipidome adaptation of anaerobic sulfate-reducing bacteria in phosphorus-deprived conditions

scientific article published on 11 June 2024

Northern hemisphere controls on tropical southeast African climate during the past 60,000 years

scientific article

Novel mono-, di-, and trimethylornithine membrane lipids in northern wetland planctomycetes

scientific article

Occurrence and abundance of 6-methyl branched glycerol dialkyl glycerol tetraethers in soils: Implications for palaeoclimate reconstruction

scholarly article

Occurrence and activity of anammox bacteria in surface sediments of the southern North Sea.

scientific article

Occurrence and biomarker potential of 23-methyl steroids in diatoms and sediments

article published in 2009

Organic geochemical records of environmental variability in Lake Malawi during the last 700 years, Part I: The TEX86 temperature record

article

Paleoceanographic changes in the Eastern Equatorial Pacific over the last 10 Myr

scientific article published in September 2012

Physiological, chemotaxonomic and genomic characterization of two novel piezotolerant bacteria of the family Marinifilaceae isolated from sulfidic waters of the Black Sea

scientific article published on 15 July 2020

Potential recycling of thaumarchaeotal lipids by DPANN Archaea in seasonally hypoxic surface marine sediments

scientific article published in 2018

Preservation of Microbial Lipids in Geothermal Sinters

scientific article published on 10 April 2011

Putative ammonia-oxidizing Crenarchaeota in suboxic waters of the Black Sea: a basin-wide ecological study using 16S ribosomal and functional genes and membrane lipids

scientific article

Rapid analysis of long-chain glycolipids in heterocystous cyanobacteria using high-performance liquid chromatography coupled to electrospray ionization tandem mass spectrometry

scientific article

Rapid isolation of biomarkers for compound specific radiocarbon dating using high-performance liquid chromatography and flow injection analysis-atmospheric pressure chemical ionisation mass spectrometry

scientific article

Relationship between lipid distribution and geochemical environment within Champagne Pool, Waiotapu, New Zealand

article

Relationships between low-temperature fires, climate and vegetation during three late glacials and interglacials of the last 430 kyr in northeastern Siberia reconstructed from monosaccharide anhydrides in Lake El'gygytgyn sediments

scientific article published on 30 April 2020

Seasonality and depth distribution of the abundance and activity of ammonia oxidizing microorganisms in marine coastal sediments (North Sea)

scientific article

Separation of core and intact polar archaeal tetraether lipids using silica columns: Insights into living and fossil biomass contributions

Short chain ladderanes: Oxic biodegradation products of anammox lipids

scholarly article by Darci Rush et al published March 2011 in Geochimica et Cosmochimica Acta

Sources and seasonality of long-chain diols in a temperate lake (Lake Geneva)

scientific article published in June 2021

Spatial distribution of intact polar lipids in North Sea surface waters: Relationship with environmental conditions and microbial community composition

article

Structural characterization of diabolic acid-based tetraester, tetraether and mixed ether/ester, membrane-spanning lipids of bacteria from the order Thermotogales

scientific article

Temperature and pH control on lipid composition of silica sinters from diverse hot springs in the Taupo Volcanic Zone, New Zealand

scientific article

Tetraether membrane lipids of Candidatus "Aciduliprofundum boonei", a cultivated obligate thermoacidophilic euryarchaeote from deep-sea hydrothermal vents

scientific article published on 28 September 2007

The Holocene sedimentary record of cyanobacterial glycolipids in the Baltic Sea: Evaluation of their application as tracers of past nitrogen fixation

The Holocene sedimentary record of cyanobacterial glycolipids in the Baltic Sea: an evaluation of their application as tracers of past nitrogen fixation

scientific article published in 2017

The absence of intact polar lipid-derived GDGTs in marine waters dominated by Marine Group II: Implications for lipid biosynthesis in Archaea

scientific article published on 15 January 2020

The effect of improved chromatography on GDGT-based palaeoproxies

The effect of maturity and depositional redox conditions on archaeal tetraether lipid palaeothermometry

article published in 2004

The enigmatic structure of the crenarchaeol isomer

scientific article published in October 2018

The organic geochemistry of glycerol dialkyl glycerol tetraether lipids: A review

article

The presence of ladderane lipids in the oxygen minimum zone of the Arabian Sea indicates nitrogen loss through anammox

scientific article published in March 2007

The vertical distribution of Thaumarchaeota in the water column of Lake Malawi inferred from core and intact polar tetraether lipids

scientific article published in 2019

Thermal stability of ladderane lipids as determined by hydrous pyrolysis

Thermodesulfobacterium geofontis sp. nov., a hyperthermophilic, sulfate-reducing bacterium isolated from Obsidian Pool, Yellowstone National Park

scientific article

Transport and deposition of the fire biomarker levoglucosan across the tropical North Atlantic Ocean

scientific article published in April 2018

Paulina is supported by:

About Paulina

Help