Portrait photo of Paulina Calderon Flores

Paulina Calderon Flores

Postdoctoral Researcher, Department of Plant Breeding
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Postdoctoral Researcher // Research: Developing an environmentally friendly weed control method using RNA interference

Presentation

Paulina Calderon Flores is a Postdoctoral Researcher at SLU, Campus Alnarp. She earned her PhD. in Plant Biotechnology from Korea University in 2022, with a dissertation titled “Genetic and Functional Study of Deep Purple Seed Coat Color Genes in Wheat (Triticum aestivum L.).” Previously, she was a postdoctoral researcher at Örebro University, Sweden, where she contributed to the project “Plant Response to Ultraviolet Radiation and Blue Light: From Perception to Crop Production.”

Paulina has extensive expertise in genetics, molecular and genomic approaches, and a strong understanding of plant physiology. Her experience spans working with various plant species in both controlled and field conditions, which provides a significant advantage to her research projects. At Örebro University, she employed a multidisciplinary approach—integrating genomics, physiology, molecular biology, and statistics—to investigate the molecular and physiological mechanisms of light perception and signaling in plants, focusing on UV-A perception via UVR8 and the interaction between UV and blue light signaling pathways.

Currently, at SLU, her research project aims to develop and evaluate an environmentally friendly weed control method based on RNA interference.

Research

Project: Use of SIGS (Spray-Induced Gene Silencing technology) as an innovative weed control of very problematic weeds such as Alopecurus myosuroides (Black-grass).

This project focuses on using Spray-Induced Gene Silencing (SIGS) technology as an innovative solution for controlling the problematic weed, Black-Grass, which causes significant crop yield losses and has developed resistance to herbicides. By applying dsRNA, SIGS aims to target and silence essential weed genes, offering an environmentally friendly, GMO-free alternative to chemical herbicides. The project will explore the efficacy of SIGS in controlling Black-Grass, assess potential risks to crops and surrounding microbiomes, and investigate the mechanisms of dsRNA uptake and gene silencing in the weed.

Background

Postdoctoral Researcher, Örebro University, Sweden

PhD in Plant Biotechnology, Korea University, South Korea

BSc Biotechnology Engineering, ITESM, Mexico

Supervision

Supervision of Students Thesis

2024 Co-supervisor of bachelor student Emma Flink (Örebro University). 

Supervision of Students

2024 Co-supervisor of master student Marie Dias from Ecole nationale supérieure de Chimie de Rennes, France (Örebro University).

2024 Co-supervisor of master student Claire Le Moal from Ecole nationale supérieure de Chimie de Rennes, France (Örebro University).

2024 Co-supervisor of bachelor student Elvira Uddmyr (Örebro University).

2024 Co-supervisor of bachelor student Hanna Wikström (Örebro University).

2023 Co-supervisor of bachelor student, Alex Reiblová from University of Ostrava, Czech Republic (Örebro University).