Image_5_Development and Validation of a Novel Five-Dye Short Tandem Repeat Panel for Forensic Identification of 11 Species.TIF
Species identification of unknown biological samples is of fundamental importance for forensic applications, especially in crime detection, poaching, and illegal trade of endangered animals as well as meat fraud. In this study, a novel panel was developed to simultaneously identify 10 different anim...
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ftfrontimediafig:oai:figshare.com:article/12998153 2023-05-15T15:50:53+02:00 Image_5_Development and Validation of a Novel Five-Dye Short Tandem Repeat Panel for Forensic Identification of 11 Species.TIF Wei Cui Xiaoye Jin Yuxin Guo Chong Chen Wenqing Zhang Yijie Wang Jiangwei Lan Bofeng Zhu 2020-09-24T04:40:47Z https://doi.org/10.3389/fgene.2020.01005.s005 https://figshare.com/articles/figure/Image_5_Development_and_Validation_of_a_Novel_Five-Dye_Short_Tandem_Repeat_Panel_for_Forensic_Identification_of_11_Species_TIF/12998153 unknown doi:10.3389/fgene.2020.01005.s005 https://figshare.com/articles/figure/Image_5_Development_and_Validation_of_a_Novel_Five-Dye_Short_Tandem_Repeat_Panel_for_Forensic_Identification_of_11_Species_TIF/12998153 CC BY 4.0 CC-BY Genetics Genetic Engineering Biomarkers Developmental Genetics (incl. Sex Determination) Epigenetics (incl. Genome Methylation and Epigenomics) Gene Expression (incl. Microarray and other genome-wide approaches) Genome Structure and Regulation Genomics Genetically Modified Animals Livestock Cloning Gene and Molecular Therapy species identification meat fraud developmental validation forensic science short tandem repeat Image Figure 2020 ftfrontimediafig https://doi.org/10.3389/fgene.2020.01005.s005 2020-09-30T22:58:17Z Species identification of unknown biological samples is of fundamental importance for forensic applications, especially in crime detection, poaching, and illegal trade of endangered animals as well as meat fraud. In this study, a novel panel was developed to simultaneously identify 10 different animal species (Gallus domesticus, Anas platyrhynchos domesticus, Ovis aries, Sus scrofa domesticus, Bos taurus, Equus caballus, Columba livia domestica, Rattus norvegicus, Mus musculus, and Canis lupus familiaris) and human beings by amplifying 22 short tandem repeat (STR) loci in a multiplex PCR using a set of five fluorescently labeled dyes. This novel 22-STR panel was validated by optimization of PCR conditions as well as species specificity, sensitivity, reproducibility, precision, DNA mixture, and tissue/organ consistency. The results of developmental validation showed that the 22-STR loci achieved high species specificity among 10 animal species and human beings, and the sensitivity of this panel was 0.09 ng. This 22-STR panel identified different meats in mixed samples, and the minimum detected mixture ratio in the current test was 10% (0.1 ng/1 ng). This sensitive, accurate, and specific 22-STR panel can be used for forensic species identification and the detection of meat fraud and adulteration. Still Image Canis lupus Frontiers: Figshare |
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Frontiers: Figshare |
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ftfrontimediafig |
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unknown |
topic |
Genetics Genetic Engineering Biomarkers Developmental Genetics (incl. Sex Determination) Epigenetics (incl. Genome Methylation and Epigenomics) Gene Expression (incl. Microarray and other genome-wide approaches) Genome Structure and Regulation Genomics Genetically Modified Animals Livestock Cloning Gene and Molecular Therapy species identification meat fraud developmental validation forensic science short tandem repeat |
spellingShingle |
Genetics Genetic Engineering Biomarkers Developmental Genetics (incl. Sex Determination) Epigenetics (incl. Genome Methylation and Epigenomics) Gene Expression (incl. Microarray and other genome-wide approaches) Genome Structure and Regulation Genomics Genetically Modified Animals Livestock Cloning Gene and Molecular Therapy species identification meat fraud developmental validation forensic science short tandem repeat Wei Cui Xiaoye Jin Yuxin Guo Chong Chen Wenqing Zhang Yijie Wang Jiangwei Lan Bofeng Zhu Image_5_Development and Validation of a Novel Five-Dye Short Tandem Repeat Panel for Forensic Identification of 11 Species.TIF |
topic_facet |
Genetics Genetic Engineering Biomarkers Developmental Genetics (incl. Sex Determination) Epigenetics (incl. Genome Methylation and Epigenomics) Gene Expression (incl. Microarray and other genome-wide approaches) Genome Structure and Regulation Genomics Genetically Modified Animals Livestock Cloning Gene and Molecular Therapy species identification meat fraud developmental validation forensic science short tandem repeat |
description |
Species identification of unknown biological samples is of fundamental importance for forensic applications, especially in crime detection, poaching, and illegal trade of endangered animals as well as meat fraud. In this study, a novel panel was developed to simultaneously identify 10 different animal species (Gallus domesticus, Anas platyrhynchos domesticus, Ovis aries, Sus scrofa domesticus, Bos taurus, Equus caballus, Columba livia domestica, Rattus norvegicus, Mus musculus, and Canis lupus familiaris) and human beings by amplifying 22 short tandem repeat (STR) loci in a multiplex PCR using a set of five fluorescently labeled dyes. This novel 22-STR panel was validated by optimization of PCR conditions as well as species specificity, sensitivity, reproducibility, precision, DNA mixture, and tissue/organ consistency. The results of developmental validation showed that the 22-STR loci achieved high species specificity among 10 animal species and human beings, and the sensitivity of this panel was 0.09 ng. This 22-STR panel identified different meats in mixed samples, and the minimum detected mixture ratio in the current test was 10% (0.1 ng/1 ng). This sensitive, accurate, and specific 22-STR panel can be used for forensic species identification and the detection of meat fraud and adulteration. |
format |
Still Image |
author |
Wei Cui Xiaoye Jin Yuxin Guo Chong Chen Wenqing Zhang Yijie Wang Jiangwei Lan Bofeng Zhu |
author_facet |
Wei Cui Xiaoye Jin Yuxin Guo Chong Chen Wenqing Zhang Yijie Wang Jiangwei Lan Bofeng Zhu |
author_sort |
Wei Cui |
title |
Image_5_Development and Validation of a Novel Five-Dye Short Tandem Repeat Panel for Forensic Identification of 11 Species.TIF |
title_short |
Image_5_Development and Validation of a Novel Five-Dye Short Tandem Repeat Panel for Forensic Identification of 11 Species.TIF |
title_full |
Image_5_Development and Validation of a Novel Five-Dye Short Tandem Repeat Panel for Forensic Identification of 11 Species.TIF |
title_fullStr |
Image_5_Development and Validation of a Novel Five-Dye Short Tandem Repeat Panel for Forensic Identification of 11 Species.TIF |
title_full_unstemmed |
Image_5_Development and Validation of a Novel Five-Dye Short Tandem Repeat Panel for Forensic Identification of 11 Species.TIF |
title_sort |
image_5_development and validation of a novel five-dye short tandem repeat panel for forensic identification of 11 species.tif |
publishDate |
2020 |
url |
https://doi.org/10.3389/fgene.2020.01005.s005 https://figshare.com/articles/figure/Image_5_Development_and_Validation_of_a_Novel_Five-Dye_Short_Tandem_Repeat_Panel_for_Forensic_Identification_of_11_Species_TIF/12998153 |
genre |
Canis lupus |
genre_facet |
Canis lupus |
op_relation |
doi:10.3389/fgene.2020.01005.s005 https://figshare.com/articles/figure/Image_5_Development_and_Validation_of_a_Novel_Five-Dye_Short_Tandem_Repeat_Panel_for_Forensic_Identification_of_11_Species_TIF/12998153 |
op_rights |
CC BY 4.0 |
op_rightsnorm |
CC-BY |
op_doi |
https://doi.org/10.3389/fgene.2020.01005.s005 |
_version_ |
1766385912804016128 |