Practical considerations for amino acid isotope analysis

SN Silverman, AA Phillips, GM Weiss, EB Wilkes… - Organic …, 2022 - Elsevier
Over the last few decades, isotopic analysis of amino acids at the compound-and position-
specific levels has been rapidly advancing across diverse fields. As these techniques …

Integrative assessment of amino acid nitrogen isotopic composition in biological tissue samples determined by GC/C/IRMS, LC× EA/IRMS, and LC× GC/C/IRMS

NF Ishikawa, NO Ogawa, Y Sun… - Limnology and …, 2022 - Wiley Online Library
Compound‐specific isotope analysis of nitrogen (δ15N) in amino acids (CSIA‐AA) has
significantly contributed to environmental sciences such as anthropology, biogeochemistry …

Application of a porous graphitic carbon column to carbon and nitrogen isotope analysis of underivatized individual amino acids using high‐performance liquid …

Y Sun, NO Ogawa, NF Ishikawa… - Rapid …, 2023 - Wiley Online Library
Rationale Isolation of underivatized amino acids (AAs) using high‐performance liquid
chromatography (HPLC) is becoming a popular method for carbon (δ13C) and nitrogen …

Transformation and aging of organic matter during degradation and preservation in marine sediment of the northern South China Sea

F Wang, X Tian, W Xu, W Fu, P Ren, C Luo, H Zhang… - Chemical …, 2024 - Elsevier
Organic matter (OM) preservation in marine sediments is an important sink in the carbon
cycle and the isotopic records of the preserved OM provide useful information on the …

Different nitrogen sources fuel symbiotic mussels at cold seeps

F Wang, Y Wu, D Feng - Frontiers in Marine Science, 2022 - frontiersin.org
Cold seeps globally host dense unique oasis-type ecosystems, mainly fuelled by
chemosynthetic microorganisms via reduced gases such as methane and hydrogen sulfide …

Rapid, sensitive analysis method for determining the nitrogen stable isotope ratio of total free amino acids in soil

H Yuan, Z He, X Chen, T Ge, L Zhang… - … in Mass Spectrometry, 2022 - Wiley Online Library
Rationale The amino acid–nitrogen (AA‐N) isotope analysis of naturally abundant or isotope‐
labeled samples is indispensable for tracing nitrogen transfer in soil nitrogen …

Turning a 3D Printer into a HPLC Fraction Collector: A Tool for Compound-Specific Stable Isotope Measurements

MC Carvalho, JM Oakes - Hardware, 2023 - mdpi.com
Compound-specific isotope analysis (CSIA) can provide unique insights into the cycling of
elements including carbon and nitrogen. One approach for CSIA is the use of high …

Cold seeps globally host dense unique oasis-type ecosystems, mainly fuelled by chemosynthetic microorganisms via reduced gases such as methane and hydrogen …

CF Rodrigues, U Cardini, E Fanelli… - … ecosystems: Living in …, 2023 - books.google.com
Cold seeps are widespread seafloor ecosystems supported by the emission of reduced
gases from seabed reservoirs (Ruff et al., 2015; Goffredi et al., 2020). Symbioses associated …

[PDF][PDF] Turning a 3D Printer into a HPLC Fraction Collector: A Tool for Compound-Specific Stable Isotope Measurements. Hardware 2023, 1, 29–53

MC Carvalho, JM Oakes - 2023 - researchportal.scu.edu.au
Compound-specific isotope analysis (CSIA) can provide unique insights into the cycling of
elements including carbon and nitrogen. One approach for CSIA is the use of high …