Plant Silencing Construct Protects Against Anthracnose Disease
Summary
The European Patent Office published patent application EP4353740A1 for Universidade de Évora, covering a plant gene silencing construct and method for protecting plants against anthracnose disease caused by Colletotrichum fungi. The invention uses RNAi technology targeting the CfHMA1 gene. The patent is now publicly available for opposition purposes.
What changed
European Patent Office published application EP4353740A1 filed by Universidade de Évora (Portugal) for a gene silencing construct and method to induce plant resistance against anthracnose disease. The invention involves a DNA construct encoding a hairpin RNA targeting the CfHMA1 gene in Colletotrichum pathogens. Designated states cover all current EU member states plus extended countries (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR).\n\nThis is a patent publication notice only. There are no compliance deadlines, reporting requirements, or enforcement actions associated with this document. Third parties have nine months from publication to file observations or opposition. Agricultural biotechnology companies and plant science researchers should review the claims to assess potential freedom-to-operate implications for anthracnose-resistant crop development programs.
Source document (simplified)
CONSTRUCT FOR INDUCING SILENCING IN PLANTS AND METHOD FOR PROTECTING THEM AGAINST ANTHRACNOSE DISEASE
Publication EP4353740A1 Kind: A1 Mar 25, 2026
Applicants
Universidade de Évora
Inventors
DE QUEIROZ MATERATSKI, PATRICK JOSÉ, REIS VARANDA, CARLA MARISA, MURTEIRA RICO DA COSTA CAMPOS, MARIA DOROTEIA, CARDOSO PATANITA, MARIANA, BARRETO ALBUQUERQUE, ANDRÉ FILIPE, AMARO RIBEIRO, JOANA, FERNANDES FÉLIX, MARIA DO ROSÁRIO
IPC Classifications
C07K 14/37 20060101AFI20230810BHEP C12N 15/82 20060101ALI20230810BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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