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Plant-microbe interactions

Explore plant-microbe interactions at ANU, from soil and shoot symbioses to pathogens, enhancing growth and productivity in agricultural and natural ecosystems.

About

The interactions of plants with microbes both in the soil and above ground shoot are of great importance for the growth and productivity of plants in agricultural and natural ecosystems. At the Research School of Biology, interactions between plants, symbiotic bacteria, fungi, and pathogens are being investigated at levels ranging from the molecule to the ecosystem.

Groups

A possom on a tree

The aim of our research is to understand the ecology and evolution of interactions between plants and animals in the Australian biota.

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Close-up of a green leaf covered in fine, white frost against a blurred orange background.

We investigate the molecular basis of disease and disease resistance in tomato (leaf mould and Fusarium wilt resistance) and flax (flax rust resistance).​

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A close-up photo of a unique green and maroon orchid with elongated, curved petals and stripes, set against a soft-focus green background.

Our main research interest is in fungal-plant-interactions, both applied and pure research, on a range of important pathogens.

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Fluorescent microscopy image showing a red-stained filamentous structure with a detailed blue-highlighted component at the top, all set against a dark background.

We are interested in the molecular mechanisms controlling nodule development in legumes, and how this is linked to other aspects of root architecture.

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A diagram showing the interaction between microRNA and target mRNA, with images of different growth stages of a plant.

The principal interest of the lab is gene silencing mediated by microRNAs, with a focus on microRNAs that control plant disease resistance.

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Illustration of a green plant with multiple leaves, some of which have yellow spots, on a white background.

Rathjen group focuses on all aspects of plant immunity, characterising the fascinating interplay between host and pathogen.

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A group of people smiling for a photo on a sunny beach with waves in the background.

Our team focuses on questions around plant biosecurity in Australia by studying the interaction between plants and their fungal pathogen.

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Group of eleven diverse people posing together on a sandy beach.

The Solomon group focuses on pathogens of wheat that threaten food security and stability.

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Illustration showing various colored molecular structures superimposed on a plant image with yellow nodules on its stems.

We aim to understand the molecular basis of the interactions between plant hosts and the microorganisms, particularly fungi, that colonise them.

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Projects

We have recently shown that S. nodorum produces proteins (knownn as effectors) that have a significant role in causing disease.

Student intake

Open for Bachelor, Honours, Master, PhD students

People

This project uses a synthetic biology strategy to engineer disease resistance in crops to dangerous fungal pathogens.

Student intake

Open for Bachelor, Honours, Master, PhD students

People

The molecular basis for plant susceptibility and immunity to Fusarium wilt disease

Student intake

Open for Bachelor, Honours, PhD students

People

Determine the virulence function of effectors from flax rust and wheat stem rust

Student intake

Open for Bachelor, Honours, PhD students

People

  • Dr Daniel Eriksson
  • Dr Peter Dodds

The architecture of the root system is integral for plant productivity as the spatial deployment of roots will substantially determine the ability of the plant to exploit nutrient sources.  

Student intake

Open for Bachelor, Honours, PhD students

People

Transient gene expression via agroinfiltration of tobacco leaves has been used to study the interaction between many different resistance (R) proteins and their cognate avirulence (Avr) proteins. In this assay system, R protein activation and downstream signalling results in leaf necrosis.

Student intake

Open for Honours, Master, PhD students

People

News

Researchers have a new understanding of the genetic makeup of a fungus that causes the disease Wheat Stripe Rust, one of the most destructive wheat diseases globally costing $1 billion annually.

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Legumes are an interesting plant to study due to their symbiotic relationship with nitrogen fixing bacteria called Rhizobia, which are housed within specialised root structures called nodules. The work of ANU researchers has been very important for our understanding of symbiosis, nodule formation and nitrogen fixation.

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Biologists have discovered how the rice plant's immune system is triggered by disease, in a discovery that could boost crop yields and lead to more disease-resistant types of rice.

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