Video Experimental Relacionado
Updated: Sep 10, 2025
06:18
Optimized Bone Sampling Protocols for the Retrieval of Ancient DNA from Archaeological Remains
Published on: November 30, 2021
4.1K
El visualizador AADR: un visualizador en línea de ArcGIS para el ADN humano antiguo del recurso de ADN antiguo de
Woojung Yi1, Elliot Delroba1,2, Beth Zizzamia2
1Department of Biology, University of Richmond, Richmond, VA, 23173, United States of America.
Bioinformatics (Oxford, England)
|August 20, 2025
Resumen
El Visualizador de Recursos de ADN Antiguo de Allen (AADR) es una nueva herramienta para explorar datos de ADN humano antiguo. Permite a los investigadores ver, filtrar y buscar fácilmente individuos para estudios genómicos sobre la migración humana.
Área de la Ciencia:
- La genómica
- Arqueología
- Antropología
Sus antecedentes:
- El Allen Ancient DNA Resource (AADR) es un conjunto de datos completo y actualizado regularmente de ADN antiguo publicado en todo el genoma humano.
- La investigación del ADN antiguo se está expandiendo rápidamente, lo que requiere herramientas accesibles para la exploración de datos.
Objetivo del estudio:
- Desarrollar una interfaz gráfica fácil de usar basada en la web para visualizar y filtrar genomas humanos antiguos dentro de la AADR.
- Mejorar la accesibilidad al creciente conjunto de datos AADR para fines de investigación y educación.
- Facilitar los estudios sobre el movimiento e interacción humana prehistórica.
Principales métodos:
- El visualizador AADR es una interfaz gráfica de usuario basada en la web accesible al público.
- Permite a los usuarios ver todos los individuos y los metadatos asociados dentro del AADR.
- Las capacidades de filtrado incluyen información geográfica, temporal y de secuenciación.
- La funcionalidad de búsqueda se basa en la nomenclatura de grupos definida en el AADR.
Principales resultados:
- El Visualizador AADR permite a los usuarios ver todos los individuos antiguos disponibles y sus metadatos.
- Los usuarios pueden filtrar individuos basados en diversos datos geográficos, temporales y de secuenciación.
- La herramienta facilita la búsqueda de personas utilizando la nomenclatura de grupos establecida en el AADR.
Conclusiones:
- El visualizador AADR mejora significativamente el acceso a los datos genómicos humanos antiguos.
- Esta herramienta apoya la investigación y la educación genómica, particularmente en la comprensión de las migraciones e interacciones prehistóricas humanas.
- El Visualizador AADR es un recurso valioso para la comunidad científica que estudia poblaciones humanas antiguas.
Videos de Conceptos Relacionados
02:54Evolutionary Relationships through Genome Comparisons
6.1K
Genome comparison is one of the excellent ways to interpret the evolutionary relationships between organisms. The basic principle of genome comparison is that if two species share a common feature, it is likely encoded by the DNA sequence conserved between both species. The advent of genome sequencing technologies in the late 20th century enabled scientists to understand the concept of conservation of domains between species and helped them to deduce evolutionary relationships across diverse...
6.1K
01:28Human Genetics
719
Human genetics provides a profound framework for understanding the interplay between genetic predispositions and human psychology. At the heart of this discipline lies the study of how genes influence physical traits, behaviors, and susceptibility to diseases. Each person carries a unique genetic code that subtly or significantly shapes their psychological and behavioral landscape.
The complex relationship between genetics and psychology is observable through common biological components such...
The complex relationship between genetics and psychology is observable through common biological components such...
719
02:34DNA Microarrays
18.4K
Microarrays are high-throughput and relatively inexpensive assays that can be automated to analyze large quantities of data at a time. They are used in genome-wide studies to compare gene or protein expression under two varied conditions, such as healthy and diseased states. Microarrays consist of glass or silica slides on which probe molecules are covalently attached through surface functionalization. Most commonly, the slides are prepared through the chemisorption of silanes to silica...
18.4K
01:11Genome-wide Association Studies-GWAS
14.1K
Genome-wide association studies or GWAS are used to identify whether common SNPs are associated with certain diseases. Suppose specific SNPs are more frequently observed in individuals with a particular disease than those without the disease. In that case, those SNPs are said to be associated with the disease. Chi-square analysis is performed to check the probability of the allele likely to be associated with the disease.
GWAS does not require the identification of the target gene involved in...
GWAS does not require the identification of the target gene involved in...
14.1K
02:05DNA as a Genetic Template
7.0K
7.0K
02:02Genomics
37.4K
Genomics is the science of genomes: it is the study of all the genetic material of an organism. In humans, the genome consists of information carried in 23 pairs of chromosomes in the nucleus, as well as mitochondrial DNA. In genomics, both coding and non-coding DNA is sequenced and analyzed. Genomics allows a better understanding of all living things, their evolution, and their diversity. It has a myriad of uses: for example, to build phylogenetic trees, to improve productivity and...
37.4K