Insights from fossil-bound nitrogen isotopes in diatoms, foraminifera, and corals

RS Robinson, SM Smart, JD Cybulski… - Annual Review of …, 2023 - annualreviews.org
Nitrogen is a major limiting element for biological productivity, and thus understanding past
variations in nitrogen cycling is central to understanding past and future ocean …

Multiple integrated metabolic strategies allow foraminiferan protists to thrive in anoxic marine sediments

F Gomaa, DR Utter, C Powers, DJ Beaudoin… - Science …, 2021 - science.org
Oceanic deoxygenation is increasingly affecting marine ecosystems; many taxa will be
severely challenged, yet certain nominally aerobic foraminifera (rhizarian protists) thrive in …

Individual Foraminiferal Analyses: a Review of Current and Emerging Geochemical Techniques

JS Fehrenbacher, BN Hupp… - Journal of …, 2024 - pubs.geoscienceworld.org
The trace element (TE) and isotopic composition of calcareous foraminifera has been
invaluable in advancing our understanding of environmental change throughout the …

[HTML][HTML] Direct pathway of incorporating dietary nitrogen in shell-bound matrix of the planktic foraminifera Trilobatus sacculifer

WN Fang, O Branson, EW Yang, WH Chen… - Earth and Planetary …, 2025 - Elsevier
The stable isotopes of organic nitrogen (N) preserved within the fossil tests of foraminifera
have been used to reconstruct past changes in surface ocean nitrogen cycling processes …

Impacts of o-cresol spill on composition and function of river sediment and soil microbial communities

X Chen, Y Yang, J Wang, C Pan, Z Zhang… - … Science and Pollution …, 2024 - Springer
Abstract o-Cresol is a toxic substance with strong irritating and corrosive effects on skin and
mucous membranes. To date, information on the effects of o-cresol on microbial …

Seasonal variation of fluxes of planktic foraminiferal tests collected by a time-series sediment trap in the central Bay of Bengal during three different years

A Maeda, A Kuroyanagi, A Iguchi, B Gaye… - Deep Sea Research …, 2022 - Elsevier
Sediment trap samples from the southwestern Bay of Bengal were obtained at a water depth
of about 900 m at sampling intervals of 17–27 days during three time periods (November …

[HTML][HTML] Ammonium and sulfate assimilation is widespread in benthic Foraminifera

C LeKieffre, T Jauffrais, JM Bernhard… - Frontiers in Marine …, 2022 - frontiersin.org
Nitrogen and sulfur are key elements in the biogeochemical cycles of marine ecosystems to
which benthic foraminifera contribute significantly. Yet, cell-specific assimilation of …

Assimilation of Particular Organic Matter and Dissolved Organic or Inorganic Compounds by Cribroelphidium selseyense (Foraminifera)

M Lintner, B Lintner, W Wanek, S Schmidt… - Frontiers in Marine …, 2021 - frontiersin.org
Marine carbon and nitrogen processing through microorganisms' metabolism is an important
aspect of the global element cycles. For that purpose, we used foraminifera to analyze the …

Tracking Agulhas leakage in the South Atlantic using modern planktic foraminifera nitrogen isotopes

R Granger, SM Smart, A Foreman… - Geochemistry …, 2024 - Wiley Online Library
Seawater transported into the South Atlantic from the Indian Ocean via “Agulhas leakage”
modulates global ocean circulation and has been linked to glacial‐interglacial climate …

Assemblages of Benthic Foraminifera in Pujada Island, Davao Oriental, Philippines

M Felix, C Ybanez Jr, E Macusi - Davao Research …, 2022 - davaoresearchjournal.ph
The present study investigated the composition, density, abundance, and diversity of benthic
foraminifera, and their relationship with various physico-chemical parameters such as pH …