Minimally invasive blood sampling method for genetic studies on Gopherus tortoises

Obtaining good quality tissue samples is the first hurdle in any molecular study. This is especially true for studies involving management and conservation of wild fauna. In the case of tortoises, the most common sources of DNA are blood samples. However, only a minimal amount of blood is required f...

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Main Authors: García–Feria, L. M., Ureña–Aranda, C. A., Espinosa de los Monteros, A.
Format: Article
Language:English
Published: Museu de Ciències Naturals de Barcelona 2015-04-01
Series:Animal Biodiversity and Conservation
Subjects:
Online Access:http://abc.museucienciesjournals.cat/files/ABC_38-1_pp_31-35.pdf
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author García–Feria, L. M.
Ureña–Aranda, C. A.
Espinosa de los Monteros, A.,
author_facet García–Feria, L. M.
Ureña–Aranda, C. A.
Espinosa de los Monteros, A.,
author_sort García–Feria, L. M.
collection DOAJ
description Obtaining good quality tissue samples is the first hurdle in any molecular study. This is especially true for studies involving management and conservation of wild fauna. In the case of tortoises, the most common sources of DNA are blood samples. However, only a minimal amount of blood is required for PCR assays. Samples are obtained mainly from the brachial and jugular vein after restraining the animal chemically, or from conscious individuals by severe handling methods and clamping. Herein, we present a minimally invasive technique that has proven effective for extracting small quantities of blood, suitable for genetic analyses. Furthermore, the samples obtained yielded better DNA amplification than other cell sources, such as cloacal epithelium cells. After two years of use on wild tortoises, this technique has shown to be harmless. We suggest that sampling a small amount of blood could also be useful for other types of analyses, such as physiologic and medical monitoring.
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spelling doaj.art-687a091389e842ac8bd705ef28e335902022-12-22T02:00:17ZengMuseu de Ciències Naturals de BarcelonaAnimal Biodiversity and Conservation1578-665X2015-04-013813135Minimally invasive blood sampling method for genetic studies on Gopherus tortoisesGarcía–Feria, L. M.0Ureña–Aranda, C. A.1Espinosa de los Monteros, A.,2 Inst. de Ecología A. C., México Inst. de Ecología A. C., México Inst. de Ecología A. C., MéxicoObtaining good quality tissue samples is the first hurdle in any molecular study. This is especially true for studies involving management and conservation of wild fauna. In the case of tortoises, the most common sources of DNA are blood samples. However, only a minimal amount of blood is required for PCR assays. Samples are obtained mainly from the brachial and jugular vein after restraining the animal chemically, or from conscious individuals by severe handling methods and clamping. Herein, we present a minimally invasive technique that has proven effective for extracting small quantities of blood, suitable for genetic analyses. Furthermore, the samples obtained yielded better DNA amplification than other cell sources, such as cloacal epithelium cells. After two years of use on wild tortoises, this technique has shown to be harmless. We suggest that sampling a small amount of blood could also be useful for other types of analyses, such as physiologic and medical monitoring.http://abc.museucienciesjournals.cat/files/ABC_38-1_pp_31-35.pdfBlood extractionDNA sourceTortoises
spellingShingle García–Feria, L. M.
Ureña–Aranda, C. A.
Espinosa de los Monteros, A.,
Minimally invasive blood sampling method for genetic studies on Gopherus tortoises
Animal Biodiversity and Conservation
Blood extraction
DNA source
Tortoises
title Minimally invasive blood sampling method for genetic studies on Gopherus tortoises
title_full Minimally invasive blood sampling method for genetic studies on Gopherus tortoises
title_fullStr Minimally invasive blood sampling method for genetic studies on Gopherus tortoises
title_full_unstemmed Minimally invasive blood sampling method for genetic studies on Gopherus tortoises
title_short Minimally invasive blood sampling method for genetic studies on Gopherus tortoises
title_sort minimally invasive blood sampling method for genetic studies on gopherus tortoises
topic Blood extraction
DNA source
Tortoises
url http://abc.museucienciesjournals.cat/files/ABC_38-1_pp_31-35.pdf
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