Observable Metabolites and Metabolomic Sampling Protocols for Managed African Savanna Elephant (<i>Loxodonta africana</i>) Whole Blood Using H-NMR Spectroscopy

We used nuclear magnetic spectroscopy (NMR) to evaluate the metabolomics of heparinized whole blood drawn from six African savanna elephants (<i>Loxodonta africana</i>) maintained on a well characterized diet. Whole blood samples obtained under behavioral restraint, then quickly frozen i...

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Main Authors: Jordan Wood, David R. Morgan, Kimberly Ange-van Heugten, Maria Serrano, Larry J. Minter, Vivek Fellner, Michael K. Stoskopf
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Metabolites
Subjects:
Online Access:https://www.mdpi.com/2218-1989/12/5/400
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author Jordan Wood
David R. Morgan
Kimberly Ange-van Heugten
Maria Serrano
Larry J. Minter
Vivek Fellner
Michael K. Stoskopf
author_facet Jordan Wood
David R. Morgan
Kimberly Ange-van Heugten
Maria Serrano
Larry J. Minter
Vivek Fellner
Michael K. Stoskopf
author_sort Jordan Wood
collection DOAJ
description We used nuclear magnetic spectroscopy (NMR) to evaluate the metabolomics of heparinized whole blood drawn from six African savanna elephants (<i>Loxodonta africana</i>) maintained on a well characterized diet. Whole blood samples obtained under behavioral restraint, then quickly frozen in liquid nitrogen, were stored at −80 °C until analysis. Frozen samples were thawed under controlled conditions and extracted with methanol and chloroform to separate the polar and non-polar metabolites. We identified 18 polar metabolites and 14 non-polar lipids using one-dimensional (1D) and two-dimensional (2D) NMR spectra. Despite unexpected rouleaux formation in the thawed frozen samples, spectra were consistent among animals and did not vary dramatically with age or the sex of the animal.
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spelling doaj.art-cad943e326bf4cdda277f9fdb0de425b2023-11-23T12:06:52ZengMDPI AGMetabolites2218-19892022-04-0112540010.3390/metabo12050400Observable Metabolites and Metabolomic Sampling Protocols for Managed African Savanna Elephant (<i>Loxodonta africana</i>) Whole Blood Using H-NMR SpectroscopyJordan Wood0David R. Morgan1Kimberly Ange-van Heugten2Maria Serrano3Larry J. Minter4Vivek Fellner5Michael K. Stoskopf6Department of Animal Science, North Carolina State University, Raleigh, NC 27607, USAEnvironmental Medicine Consortium, North Carolina State University, Raleigh, NC 27607, USADepartment of Animal Science, North Carolina State University, Raleigh, NC 27607, USAEnvironmental Medicine Consortium, North Carolina State University, Raleigh, NC 27607, USAEnvironmental Medicine Consortium, North Carolina State University, Raleigh, NC 27607, USADepartment of Animal Science, North Carolina State University, Raleigh, NC 27607, USAEnvironmental Medicine Consortium, North Carolina State University, Raleigh, NC 27607, USAWe used nuclear magnetic spectroscopy (NMR) to evaluate the metabolomics of heparinized whole blood drawn from six African savanna elephants (<i>Loxodonta africana</i>) maintained on a well characterized diet. Whole blood samples obtained under behavioral restraint, then quickly frozen in liquid nitrogen, were stored at −80 °C until analysis. Frozen samples were thawed under controlled conditions and extracted with methanol and chloroform to separate the polar and non-polar metabolites. We identified 18 polar metabolites and 14 non-polar lipids using one-dimensional (1D) and two-dimensional (2D) NMR spectra. Despite unexpected rouleaux formation in the thawed frozen samples, spectra were consistent among animals and did not vary dramatically with age or the sex of the animal.https://www.mdpi.com/2218-1989/12/5/400proton-NMRmetabolomicsAfrican elephant
spellingShingle Jordan Wood
David R. Morgan
Kimberly Ange-van Heugten
Maria Serrano
Larry J. Minter
Vivek Fellner
Michael K. Stoskopf
Observable Metabolites and Metabolomic Sampling Protocols for Managed African Savanna Elephant (<i>Loxodonta africana</i>) Whole Blood Using H-NMR Spectroscopy
Metabolites
proton-NMR
metabolomics
African elephant
title Observable Metabolites and Metabolomic Sampling Protocols for Managed African Savanna Elephant (<i>Loxodonta africana</i>) Whole Blood Using H-NMR Spectroscopy
title_full Observable Metabolites and Metabolomic Sampling Protocols for Managed African Savanna Elephant (<i>Loxodonta africana</i>) Whole Blood Using H-NMR Spectroscopy
title_fullStr Observable Metabolites and Metabolomic Sampling Protocols for Managed African Savanna Elephant (<i>Loxodonta africana</i>) Whole Blood Using H-NMR Spectroscopy
title_full_unstemmed Observable Metabolites and Metabolomic Sampling Protocols for Managed African Savanna Elephant (<i>Loxodonta africana</i>) Whole Blood Using H-NMR Spectroscopy
title_short Observable Metabolites and Metabolomic Sampling Protocols for Managed African Savanna Elephant (<i>Loxodonta africana</i>) Whole Blood Using H-NMR Spectroscopy
title_sort observable metabolites and metabolomic sampling protocols for managed african savanna elephant i loxodonta africana i whole blood using h nmr spectroscopy
topic proton-NMR
metabolomics
African elephant
url https://www.mdpi.com/2218-1989/12/5/400
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