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Código de barras de ADN confirma la identidad de Sonchus arvensis invasor en Java, Indonesia
S Habila1,2, D K Wahyuni1,3
1Universitas Airlangga, Faculty of Science and Technology, Department of Biology, Surabaya, East Java, Indonesia.
Brazilian journal of biology = Revista brasleira de biologia
|February 19, 2026
Resumen
El subespecie arvensis de Sonchus arvensis invasor en Java, Indonesia, se confirmó mediante códigos de barras de ADN. El análisis genético muestra que se originó en Eurasia, distinto de las especies nativas de Sonchus de Australasia.
Área de la Ciencia:
- Botánica
- Genética
- Ecología
Sus antecedentes:
- Sonchus arvensis subespecie arvensis es una planta invasora en el sudeste asiático, incluida Java, Indonesia.
- Su introducción amenaza la biodiversidad nativa, pero su origen e historia de invasión son desconocidos.
Objetivo del estudio:
- Confirmar la identificación a nivel de especie de Sonchus arvensis en Java utilizando métodos moleculares.
- Investigar la procedencia genética y la historia de invasión de Sonchus arvensis en la región.
Principales métodos:
- Se realizó un código de barras de ADN en los genes de cloroplastos rbcL y matK.
- Se utilizó análisis filogenético para determinar las relaciones genéticas.
Principales resultados:
- Las muestras de Java fueron genéticamente uniformes y se agruparon con accesiones de Sonchus arvensis de Eurasia.
- El Sonchus arvensis invasor fue genéticamente distinto de las especies nativas de Sonchus de Australasia.
Conclusiones:
- Este estudio proporciona la primera confirmación molecular de Sonchus arvensis en Java utilizando códigos de barras de ADN.
- Se necesita más investigación genómica para comprender su historia poblacional, vía de introducción e impacto ecológico.
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