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Innovating for Disease Resistance and Nutrition
Genetic Solutions for Global Challenges
Banana biotechnology is critical for addressing threats like Fusarium wilt (TR4) and Banana Bunchy Top Virus, which endanger global production. Researchers use advanced genomics to:
Identify resistance genes (e.g., RGA2, which reduced TR4 infection rates to <2% in field trials).
Develop disease-resistant varieties through genetic modification and genome editing.
Enhance nutritional value, such as biofortified bananas with high pro-vitamin A for food security in Africa.
Genomic Breakthroughs
Genomic Breakthroughs
The Banana Biotechnology Program at QUT has pioneered:
Genomic sequencing to map banana DNA and identify key traits.
Transcriptome analysis to study gene expression for disease resistance and improved yield.
Field trials of genetically modified bananas, rigorously monitored under international biosafety standards.
Real-World Impact
Golden Bananas
Golden Bananas
Engineered to combat vitamin A deficiency in East Africa
Collaborations
Collaborations
Work with Del Monte, Uganda’s National Agricultural Research Organisation, and the Gates Foundation to scale solutions
Why It Matters?
With low genetic diversity in commercial bananas (like Cavendish), biotechnology offers hope for sustainable production, farmer livelihoods, and global food security.
Extended Shelf Life & Reduced Waste
Extended Shelf Life & Reduced Waste
Delayed Ripening: Silencing genes (e.g., ACC oxidase) that trigger ethylene production (the ripening hormone).
Helps reduce post-harvest losses during transport.
Pest Resistance
Pest Resistance
Nematodes & Weevils – Major pests damaging banana roots.
Biotech Solution: Inserting Bt (Bacillus thuringiensis) genes to produce insecticidal proteins.
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